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-rw-r--r--drivers/gpu/drm/ast/Kconfig15
-rw-r--r--drivers/gpu/drm/ast/Makefile8
-rw-r--r--drivers/gpu/drm/ast/ast_dp.c281
-rw-r--r--drivers/gpu/drm/ast/ast_dp501.c459
-rw-r--r--drivers/gpu/drm/ast/ast_dram_tables.h207
-rw-r--r--drivers/gpu/drm/ast/ast_drv.c219
-rw-r--r--drivers/gpu/drm/ast/ast_drv.h505
-rw-r--r--drivers/gpu/drm/ast/ast_i2c.c152
-rw-r--r--drivers/gpu/drm/ast/ast_main.c480
-rw-r--r--drivers/gpu/drm/ast/ast_mm.c101
-rw-r--r--drivers/gpu/drm/ast/ast_mode.c1799
-rw-r--r--drivers/gpu/drm/ast/ast_post.c2123
-rw-r--r--drivers/gpu/drm/ast/ast_tables.h352
13 files changed, 6701 insertions, 0 deletions
diff --git a/drivers/gpu/drm/ast/Kconfig b/drivers/gpu/drm/ast/Kconfig
new file mode 100644
index 000000000..fbcf2f45c
--- /dev/null
+++ b/drivers/gpu/drm/ast/Kconfig
@@ -0,0 +1,15 @@
+# SPDX-License-Identifier: GPL-2.0-only
+config DRM_AST
+ tristate "AST server chips"
+ depends on DRM && PCI && MMU
+ select DRM_KMS_HELPER
+ select DRM_VRAM_HELPER
+ select DRM_TTM
+ select DRM_TTM_HELPER
+ help
+ Say yes for experimental AST GPU driver. Do not enable
+ this driver without having a working -modesetting,
+ and a version of AST that knows to fail if KMS
+ is bound to the driver. These GPUs are commonly found
+ in server chipsets.
+
diff --git a/drivers/gpu/drm/ast/Makefile b/drivers/gpu/drm/ast/Makefile
new file mode 100644
index 000000000..5a53ce51f
--- /dev/null
+++ b/drivers/gpu/drm/ast/Makefile
@@ -0,0 +1,8 @@
+# SPDX-License-Identifier: GPL-2.0-only
+#
+# Makefile for the drm device driver. This driver provides support for the
+# Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher.
+
+ast-y := ast_drv.o ast_i2c.o ast_main.o ast_mm.o ast_mode.o ast_post.o ast_dp501.o ast_dp.o
+
+obj-$(CONFIG_DRM_AST) := ast.o
diff --git a/drivers/gpu/drm/ast/ast_dp.c b/drivers/gpu/drm/ast/ast_dp.c
new file mode 100644
index 000000000..564838603
--- /dev/null
+++ b/drivers/gpu/drm/ast/ast_dp.c
@@ -0,0 +1,281 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (c) 2021, ASPEED Technology Inc.
+// Authors: KuoHsiang Chou <kuohsiang_chou@aspeedtech.com>
+
+#include <linux/firmware.h>
+#include <linux/delay.h>
+#include <drm/drm_print.h>
+#include "ast_drv.h"
+
+int ast_astdp_read_edid(struct drm_device *dev, u8 *ediddata)
+{
+ struct ast_private *ast = to_ast_private(dev);
+ u8 i = 0, j = 0;
+
+ /*
+ * CRD1[b5]: DP MCU FW is executing
+ * CRDC[b0]: DP link success
+ * CRDF[b0]: DP HPD
+ * CRE5[b0]: Host reading EDID process is done
+ */
+ if (!(ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xD1, ASTDP_MCU_FW_EXECUTING) &&
+ ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xDC, ASTDP_LINK_SUCCESS) &&
+ ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xDF, ASTDP_HPD) &&
+ ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xE5,
+ ASTDP_HOST_EDID_READ_DONE_MASK))) {
+ goto err_astdp_edid_not_ready;
+ }
+
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xE5, (u8) ~ASTDP_HOST_EDID_READ_DONE_MASK,
+ 0x00);
+
+ for (i = 0; i < 32; i++) {
+ /*
+ * CRE4[7:0]: Read-Pointer for EDID (Unit: 4bytes); valid range: 0~64
+ */
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xE4,
+ ASTDP_AND_CLEAR_MASK, (u8)i);
+ j = 0;
+
+ /*
+ * CRD7[b0]: valid flag for EDID
+ * CRD6[b0]: mirror read pointer for EDID
+ */
+ while ((ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xD7,
+ ASTDP_EDID_VALID_FLAG_MASK) != 0x01) ||
+ (ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xD6,
+ ASTDP_EDID_READ_POINTER_MASK) != i)) {
+ /*
+ * Delay are getting longer with each retry.
+ * 1. The Delays are often 2 loops when users request "Display Settings"
+ * of right-click of mouse.
+ * 2. The Delays are often longer a lot when system resume from S3/S4.
+ */
+ mdelay(j+1);
+
+ if (!(ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xD1,
+ ASTDP_MCU_FW_EXECUTING) &&
+ ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xDC,
+ ASTDP_LINK_SUCCESS) &&
+ ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xDF, ASTDP_HPD))) {
+ goto err_astdp_jump_out_loop_of_edid;
+ }
+
+ j++;
+ if (j > 200)
+ goto err_astdp_jump_out_loop_of_edid;
+ }
+
+ *(ediddata) = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT,
+ 0xD8, ASTDP_EDID_READ_DATA_MASK);
+ *(ediddata + 1) = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xD9,
+ ASTDP_EDID_READ_DATA_MASK);
+ *(ediddata + 2) = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xDA,
+ ASTDP_EDID_READ_DATA_MASK);
+ *(ediddata + 3) = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xDB,
+ ASTDP_EDID_READ_DATA_MASK);
+
+ if (i == 31) {
+ /*
+ * For 128-bytes EDID_1.3,
+ * 1. Add the value of Bytes-126 to Bytes-127.
+ * The Bytes-127 is Checksum. Sum of all 128bytes should
+ * equal 0 (mod 256).
+ * 2. Modify Bytes-126 to be 0.
+ * The Bytes-126 indicates the Number of extensions to
+ * follow. 0 represents noextensions.
+ */
+ *(ediddata + 3) = *(ediddata + 3) + *(ediddata + 2);
+ *(ediddata + 2) = 0;
+ }
+
+ ediddata += 4;
+ }
+
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xE5, (u8) ~ASTDP_HOST_EDID_READ_DONE_MASK,
+ ASTDP_HOST_EDID_READ_DONE);
+
+ return 0;
+
+err_astdp_jump_out_loop_of_edid:
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xE5,
+ (u8) ~ASTDP_HOST_EDID_READ_DONE_MASK,
+ ASTDP_HOST_EDID_READ_DONE);
+ return (~(j+256) + 1);
+
+err_astdp_edid_not_ready:
+ if (!(ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xD1, ASTDP_MCU_FW_EXECUTING)))
+ return (~0xD1 + 1);
+ if (!(ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xDC, ASTDP_LINK_SUCCESS)))
+ return (~0xDC + 1);
+ if (!(ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xDF, ASTDP_HPD)))
+ return (~0xDF + 1);
+ if (!(ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xE5, ASTDP_HOST_EDID_READ_DONE_MASK)))
+ return (~0xE5 + 1);
+
+ return 0;
+}
+
+/*
+ * Launch Aspeed DP
+ */
+void ast_dp_launch(struct drm_device *dev, u8 bPower)
+{
+ u32 i = 0, j = 0, WaitCount = 1;
+ u8 bDPTX = 0;
+ u8 bDPExecute = 1;
+
+ struct ast_private *ast = to_ast_private(dev);
+ // S3 come back, need more time to wait BMC ready.
+ if (bPower)
+ WaitCount = 300;
+
+
+ // Wait total count by different condition.
+ for (j = 0; j < WaitCount; j++) {
+ bDPTX = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xD1, TX_TYPE_MASK);
+
+ if (bDPTX)
+ break;
+
+ msleep(100);
+ }
+
+ // 0xE : ASTDP with DPMCU FW handling
+ if (bDPTX == ASTDP_DPMCU_TX) {
+ // Wait one second then timeout.
+ i = 0;
+
+ while (ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xD1, COPROCESSOR_LAUNCH) !=
+ COPROCESSOR_LAUNCH) {
+ i++;
+ // wait 100 ms
+ msleep(100);
+
+ if (i >= 10) {
+ // DP would not be ready.
+ bDPExecute = 0;
+ break;
+ }
+ }
+
+ if (bDPExecute)
+ ast->tx_chip_types |= BIT(AST_TX_ASTDP);
+
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xE5,
+ (u8) ~ASTDP_HOST_EDID_READ_DONE_MASK,
+ ASTDP_HOST_EDID_READ_DONE);
+ }
+}
+
+
+
+void ast_dp_power_on_off(struct drm_device *dev, bool on)
+{
+ struct ast_private *ast = to_ast_private(dev);
+ // Read and Turn off DP PHY sleep
+ u8 bE3 = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xE3, AST_DP_VIDEO_ENABLE);
+
+ // Turn on DP PHY sleep
+ if (!on)
+ bE3 |= AST_DP_PHY_SLEEP;
+
+ // DP Power on/off
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xE3, (u8) ~AST_DP_PHY_SLEEP, bE3);
+}
+
+
+
+void ast_dp_set_on_off(struct drm_device *dev, bool on)
+{
+ struct ast_private *ast = to_ast_private(dev);
+ u8 video_on_off = on;
+
+ // Video On/Off
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xE3, (u8) ~AST_DP_VIDEO_ENABLE, on);
+
+ // If DP plug in and link successful then check video on / off status
+ if (ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xDC, ASTDP_LINK_SUCCESS) &&
+ ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xDF, ASTDP_HPD)) {
+ video_on_off <<= 4;
+ while (ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xDF,
+ ASTDP_MIRROR_VIDEO_ENABLE) != video_on_off) {
+ // wait 1 ms
+ mdelay(1);
+ }
+ }
+}
+
+void ast_dp_set_mode(struct drm_crtc *crtc, struct ast_vbios_mode_info *vbios_mode)
+{
+ struct ast_private *ast = to_ast_private(crtc->dev);
+
+ u32 ulRefreshRateIndex;
+ u8 ModeIdx;
+
+ ulRefreshRateIndex = vbios_mode->enh_table->refresh_rate_index - 1;
+
+ switch (crtc->mode.crtc_hdisplay) {
+ case 320:
+ ModeIdx = ASTDP_320x240_60;
+ break;
+ case 400:
+ ModeIdx = ASTDP_400x300_60;
+ break;
+ case 512:
+ ModeIdx = ASTDP_512x384_60;
+ break;
+ case 640:
+ ModeIdx = (ASTDP_640x480_60 + (u8) ulRefreshRateIndex);
+ break;
+ case 800:
+ ModeIdx = (ASTDP_800x600_56 + (u8) ulRefreshRateIndex);
+ break;
+ case 1024:
+ ModeIdx = (ASTDP_1024x768_60 + (u8) ulRefreshRateIndex);
+ break;
+ case 1152:
+ ModeIdx = ASTDP_1152x864_75;
+ break;
+ case 1280:
+ if (crtc->mode.crtc_vdisplay == 800)
+ ModeIdx = (ASTDP_1280x800_60_RB - (u8) ulRefreshRateIndex);
+ else // 1024
+ ModeIdx = (ASTDP_1280x1024_60 + (u8) ulRefreshRateIndex);
+ break;
+ case 1360:
+ case 1366:
+ ModeIdx = ASTDP_1366x768_60;
+ break;
+ case 1440:
+ ModeIdx = (ASTDP_1440x900_60_RB - (u8) ulRefreshRateIndex);
+ break;
+ case 1600:
+ if (crtc->mode.crtc_vdisplay == 900)
+ ModeIdx = (ASTDP_1600x900_60_RB - (u8) ulRefreshRateIndex);
+ else //1200
+ ModeIdx = ASTDP_1600x1200_60;
+ break;
+ case 1680:
+ ModeIdx = (ASTDP_1680x1050_60_RB - (u8) ulRefreshRateIndex);
+ break;
+ case 1920:
+ if (crtc->mode.crtc_vdisplay == 1080)
+ ModeIdx = ASTDP_1920x1080_60;
+ else //1200
+ ModeIdx = ASTDP_1920x1200_60;
+ break;
+ default:
+ return;
+ }
+
+ /*
+ * CRE0[7:0]: MISC0 ((0x00: 18-bpp) or (0x20: 24-bpp)
+ * CRE1[7:0]: MISC1 (default: 0x00)
+ * CRE2[7:0]: video format index (0x00 ~ 0x20 or 0x40 ~ 0x50)
+ */
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xE0, ASTDP_AND_CLEAR_MASK,
+ ASTDP_MISC0_24bpp);
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xE1, ASTDP_AND_CLEAR_MASK, ASTDP_MISC1);
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xE2, ASTDP_AND_CLEAR_MASK, ModeIdx);
+}
diff --git a/drivers/gpu/drm/ast/ast_dp501.c b/drivers/gpu/drm/ast/ast_dp501.c
new file mode 100644
index 000000000..4f75a9efb
--- /dev/null
+++ b/drivers/gpu/drm/ast/ast_dp501.c
@@ -0,0 +1,459 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#include <linux/delay.h>
+#include <linux/firmware.h>
+#include <linux/module.h>
+
+#include "ast_drv.h"
+
+MODULE_FIRMWARE("ast_dp501_fw.bin");
+
+static void ast_release_firmware(void *data)
+{
+ struct ast_private *ast = data;
+
+ release_firmware(ast->dp501_fw);
+ ast->dp501_fw = NULL;
+}
+
+static int ast_load_dp501_microcode(struct drm_device *dev)
+{
+ struct ast_private *ast = to_ast_private(dev);
+ int ret;
+
+ ret = request_firmware(&ast->dp501_fw, "ast_dp501_fw.bin", dev->dev);
+ if (ret)
+ return ret;
+
+ return devm_add_action_or_reset(dev->dev, ast_release_firmware, ast);
+}
+
+static void send_ack(struct ast_private *ast)
+{
+ u8 sendack;
+ sendack = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x9b, 0xff);
+ sendack |= 0x80;
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x9b, 0x00, sendack);
+}
+
+static void send_nack(struct ast_private *ast)
+{
+ u8 sendack;
+ sendack = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x9b, 0xff);
+ sendack &= ~0x80;
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x9b, 0x00, sendack);
+}
+
+static bool wait_ack(struct ast_private *ast)
+{
+ u8 waitack;
+ u32 retry = 0;
+ do {
+ waitack = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd2, 0xff);
+ waitack &= 0x80;
+ udelay(100);
+ } while ((!waitack) && (retry++ < 1000));
+
+ if (retry < 1000)
+ return true;
+ else
+ return false;
+}
+
+static bool wait_nack(struct ast_private *ast)
+{
+ u8 waitack;
+ u32 retry = 0;
+ do {
+ waitack = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd2, 0xff);
+ waitack &= 0x80;
+ udelay(100);
+ } while ((waitack) && (retry++ < 1000));
+
+ if (retry < 1000)
+ return true;
+ else
+ return false;
+}
+
+static void set_cmd_trigger(struct ast_private *ast)
+{
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x9b, ~0x40, 0x40);
+}
+
+static void clear_cmd_trigger(struct ast_private *ast)
+{
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x9b, ~0x40, 0x00);
+}
+
+#if 0
+static bool wait_fw_ready(struct ast_private *ast)
+{
+ u8 waitready;
+ u32 retry = 0;
+ do {
+ waitready = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd2, 0xff);
+ waitready &= 0x40;
+ udelay(100);
+ } while ((!waitready) && (retry++ < 1000));
+
+ if (retry < 1000)
+ return true;
+ else
+ return false;
+}
+#endif
+
+static bool ast_write_cmd(struct drm_device *dev, u8 data)
+{
+ struct ast_private *ast = to_ast_private(dev);
+ int retry = 0;
+ if (wait_nack(ast)) {
+ send_nack(ast);
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x9a, 0x00, data);
+ send_ack(ast);
+ set_cmd_trigger(ast);
+ do {
+ if (wait_ack(ast)) {
+ clear_cmd_trigger(ast);
+ send_nack(ast);
+ return true;
+ }
+ } while (retry++ < 100);
+ }
+ clear_cmd_trigger(ast);
+ send_nack(ast);
+ return false;
+}
+
+static bool ast_write_data(struct drm_device *dev, u8 data)
+{
+ struct ast_private *ast = to_ast_private(dev);
+
+ if (wait_nack(ast)) {
+ send_nack(ast);
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x9a, 0x00, data);
+ send_ack(ast);
+ if (wait_ack(ast)) {
+ send_nack(ast);
+ return true;
+ }
+ }
+ send_nack(ast);
+ return false;
+}
+
+#if 0
+static bool ast_read_data(struct drm_device *dev, u8 *data)
+{
+ struct ast_private *ast = to_ast_private(dev);
+ u8 tmp;
+
+ *data = 0;
+
+ if (wait_ack(ast) == false)
+ return false;
+ tmp = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd3, 0xff);
+ *data = tmp;
+ if (wait_nack(ast) == false) {
+ send_nack(ast);
+ return false;
+ }
+ send_nack(ast);
+ return true;
+}
+
+static void clear_cmd(struct ast_private *ast)
+{
+ send_nack(ast);
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x9a, 0x00, 0x00);
+}
+#endif
+
+void ast_set_dp501_video_output(struct drm_device *dev, u8 mode)
+{
+ ast_write_cmd(dev, 0x40);
+ ast_write_data(dev, mode);
+
+ msleep(10);
+}
+
+static u32 get_fw_base(struct ast_private *ast)
+{
+ return ast_mindwm(ast, 0x1e6e2104) & 0x7fffffff;
+}
+
+bool ast_backup_fw(struct drm_device *dev, u8 *addr, u32 size)
+{
+ struct ast_private *ast = to_ast_private(dev);
+ u32 i, data;
+ u32 boot_address;
+
+ if (ast->config_mode != ast_use_p2a)
+ return false;
+
+ data = ast_mindwm(ast, 0x1e6e2100) & 0x01;
+ if (data) {
+ boot_address = get_fw_base(ast);
+ for (i = 0; i < size; i += 4)
+ *(u32 *)(addr + i) = ast_mindwm(ast, boot_address + i);
+ return true;
+ }
+ return false;
+}
+
+static bool ast_launch_m68k(struct drm_device *dev)
+{
+ struct ast_private *ast = to_ast_private(dev);
+ u32 i, data, len = 0;
+ u32 boot_address;
+ u8 *fw_addr = NULL;
+ u8 jreg;
+
+ if (ast->config_mode != ast_use_p2a)
+ return false;
+
+ data = ast_mindwm(ast, 0x1e6e2100) & 0x01;
+ if (!data) {
+
+ if (ast->dp501_fw_addr) {
+ fw_addr = ast->dp501_fw_addr;
+ len = 32*1024;
+ } else {
+ if (!ast->dp501_fw &&
+ ast_load_dp501_microcode(dev) < 0)
+ return false;
+
+ fw_addr = (u8 *)ast->dp501_fw->data;
+ len = ast->dp501_fw->size;
+ }
+ /* Get BootAddress */
+ ast_moutdwm(ast, 0x1e6e2000, 0x1688a8a8);
+ data = ast_mindwm(ast, 0x1e6e0004);
+ switch (data & 0x03) {
+ case 0:
+ boot_address = 0x44000000;
+ break;
+ default:
+ case 1:
+ boot_address = 0x48000000;
+ break;
+ case 2:
+ boot_address = 0x50000000;
+ break;
+ case 3:
+ boot_address = 0x60000000;
+ break;
+ }
+ boot_address -= 0x200000; /* -2MB */
+
+ /* copy image to buffer */
+ for (i = 0; i < len; i += 4) {
+ data = *(u32 *)(fw_addr + i);
+ ast_moutdwm(ast, boot_address + i, data);
+ }
+
+ /* Init SCU */
+ ast_moutdwm(ast, 0x1e6e2000, 0x1688a8a8);
+
+ /* Launch FW */
+ ast_moutdwm(ast, 0x1e6e2104, 0x80000000 + boot_address);
+ ast_moutdwm(ast, 0x1e6e2100, 1);
+
+ /* Update Scratch */
+ data = ast_mindwm(ast, 0x1e6e2040) & 0xfffff1ff; /* D[11:9] = 100b: UEFI handling */
+ data |= 0x800;
+ ast_moutdwm(ast, 0x1e6e2040, data);
+
+ jreg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x99, 0xfc); /* D[1:0]: Reserved Video Buffer */
+ jreg |= 0x02;
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x99, jreg);
+ }
+ return true;
+}
+
+bool ast_dp501_read_edid(struct drm_device *dev, u8 *ediddata)
+{
+ struct ast_private *ast = to_ast_private(dev);
+ u32 i, boot_address, offset, data;
+ u32 *pEDIDidx;
+
+ if (ast->config_mode == ast_use_p2a) {
+ boot_address = get_fw_base(ast);
+
+ /* validate FW version */
+ offset = AST_DP501_GBL_VERSION;
+ data = ast_mindwm(ast, boot_address + offset);
+ if ((data & AST_DP501_FW_VERSION_MASK) != AST_DP501_FW_VERSION_1)
+ return false;
+
+ /* validate PnP Monitor */
+ offset = AST_DP501_PNPMONITOR;
+ data = ast_mindwm(ast, boot_address + offset);
+ if (!(data & AST_DP501_PNP_CONNECTED))
+ return false;
+
+ /* Read EDID */
+ offset = AST_DP501_EDID_DATA;
+ for (i = 0; i < 128; i += 4) {
+ data = ast_mindwm(ast, boot_address + offset + i);
+ pEDIDidx = (u32 *)(ediddata + i);
+ *pEDIDidx = data;
+ }
+ } else {
+ if (!ast->dp501_fw_buf)
+ return false;
+
+ /* dummy read */
+ offset = 0x0000;
+ data = readl(ast->dp501_fw_buf + offset);
+
+ /* validate FW version */
+ offset = AST_DP501_GBL_VERSION;
+ data = readl(ast->dp501_fw_buf + offset);
+ if ((data & AST_DP501_FW_VERSION_MASK) != AST_DP501_FW_VERSION_1)
+ return false;
+
+ /* validate PnP Monitor */
+ offset = AST_DP501_PNPMONITOR;
+ data = readl(ast->dp501_fw_buf + offset);
+ if (!(data & AST_DP501_PNP_CONNECTED))
+ return false;
+
+ /* Read EDID */
+ offset = AST_DP501_EDID_DATA;
+ for (i = 0; i < 128; i += 4) {
+ data = readl(ast->dp501_fw_buf + offset + i);
+ pEDIDidx = (u32 *)(ediddata + i);
+ *pEDIDidx = data;
+ }
+ }
+
+ return true;
+}
+
+static bool ast_init_dvo(struct drm_device *dev)
+{
+ struct ast_private *ast = to_ast_private(dev);
+ u8 jreg;
+ u32 data;
+ ast_write32(ast, 0xf004, 0x1e6e0000);
+ ast_write32(ast, 0xf000, 0x1);
+ ast_write32(ast, 0x12000, 0x1688a8a8);
+
+ jreg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd0, 0xff);
+ if (!(jreg & 0x80)) {
+ /* Init SCU DVO Settings */
+ data = ast_read32(ast, 0x12008);
+ /* delay phase */
+ data &= 0xfffff8ff;
+ data |= 0x00000500;
+ ast_write32(ast, 0x12008, data);
+
+ if (ast->chip == AST2300) {
+ data = ast_read32(ast, 0x12084);
+ /* multi-pins for DVO single-edge */
+ data |= 0xfffe0000;
+ ast_write32(ast, 0x12084, data);
+
+ data = ast_read32(ast, 0x12088);
+ /* multi-pins for DVO single-edge */
+ data |= 0x000fffff;
+ ast_write32(ast, 0x12088, data);
+
+ data = ast_read32(ast, 0x12090);
+ /* multi-pins for DVO single-edge */
+ data &= 0xffffffcf;
+ data |= 0x00000020;
+ ast_write32(ast, 0x12090, data);
+ } else { /* AST2400 */
+ data = ast_read32(ast, 0x12088);
+ /* multi-pins for DVO single-edge */
+ data |= 0x30000000;
+ ast_write32(ast, 0x12088, data);
+
+ data = ast_read32(ast, 0x1208c);
+ /* multi-pins for DVO single-edge */
+ data |= 0x000000cf;
+ ast_write32(ast, 0x1208c, data);
+
+ data = ast_read32(ast, 0x120a4);
+ /* multi-pins for DVO single-edge */
+ data |= 0xffff0000;
+ ast_write32(ast, 0x120a4, data);
+
+ data = ast_read32(ast, 0x120a8);
+ /* multi-pins for DVO single-edge */
+ data |= 0x0000000f;
+ ast_write32(ast, 0x120a8, data);
+
+ data = ast_read32(ast, 0x12094);
+ /* multi-pins for DVO single-edge */
+ data |= 0x00000002;
+ ast_write32(ast, 0x12094, data);
+ }
+ }
+
+ /* Force to DVO */
+ data = ast_read32(ast, 0x1202c);
+ data &= 0xfffbffff;
+ ast_write32(ast, 0x1202c, data);
+
+ /* Init VGA DVO Settings */
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xa3, 0xcf, 0x80);
+ return true;
+}
+
+
+static void ast_init_analog(struct drm_device *dev)
+{
+ struct ast_private *ast = to_ast_private(dev);
+ u32 data;
+
+ /*
+ * Set DAC source to VGA mode in SCU2C via the P2A
+ * bridge. First configure the P2U to target the SCU
+ * in case it isn't at this stage.
+ */
+ ast_write32(ast, 0xf004, 0x1e6e0000);
+ ast_write32(ast, 0xf000, 0x1);
+
+ /* Then unlock the SCU with the magic password */
+ ast_write32(ast, 0x12000, 0x1688a8a8);
+ ast_write32(ast, 0x12000, 0x1688a8a8);
+ ast_write32(ast, 0x12000, 0x1688a8a8);
+
+ /* Finally, clear bits [17:16] of SCU2c */
+ data = ast_read32(ast, 0x1202c);
+ data &= 0xfffcffff;
+ ast_write32(ast, 0, data);
+
+ /* Disable DVO */
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xa3, 0xcf, 0x00);
+}
+
+void ast_init_3rdtx(struct drm_device *dev)
+{
+ struct ast_private *ast = to_ast_private(dev);
+ u8 jreg;
+
+ if (ast->chip == AST2300 || ast->chip == AST2400) {
+ jreg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd1, 0xff);
+ switch (jreg & 0x0e) {
+ case 0x04:
+ ast_init_dvo(dev);
+ break;
+ case 0x08:
+ ast_launch_m68k(dev);
+ break;
+ case 0x0c:
+ ast_init_dvo(dev);
+ break;
+ default:
+ if (ast->tx_chip_types & BIT(AST_TX_SIL164))
+ ast_init_dvo(dev);
+ else
+ ast_init_analog(dev);
+ }
+ }
+}
diff --git a/drivers/gpu/drm/ast/ast_dram_tables.h b/drivers/gpu/drm/ast/ast_dram_tables.h
new file mode 100644
index 000000000..1e9ac9d6d
--- /dev/null
+++ b/drivers/gpu/drm/ast/ast_dram_tables.h
@@ -0,0 +1,207 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef AST_DRAM_TABLES_H
+#define AST_DRAM_TABLES_H
+
+/* DRAM timing tables */
+struct ast_dramstruct {
+ u16 index;
+ u32 data;
+};
+
+static const struct ast_dramstruct ast2000_dram_table_data[] = {
+ { 0x0108, 0x00000000 },
+ { 0x0120, 0x00004a21 },
+ { 0xFF00, 0x00000043 },
+ { 0x0000, 0xFFFFFFFF },
+ { 0x0004, 0x00000089 },
+ { 0x0008, 0x22331353 },
+ { 0x000C, 0x0d07000b },
+ { 0x0010, 0x11113333 },
+ { 0x0020, 0x00110350 },
+ { 0x0028, 0x1e0828f0 },
+ { 0x0024, 0x00000001 },
+ { 0x001C, 0x00000000 },
+ { 0x0014, 0x00000003 },
+ { 0xFF00, 0x00000043 },
+ { 0x0018, 0x00000131 },
+ { 0x0014, 0x00000001 },
+ { 0xFF00, 0x00000043 },
+ { 0x0018, 0x00000031 },
+ { 0x0014, 0x00000001 },
+ { 0xFF00, 0x00000043 },
+ { 0x0028, 0x1e0828f1 },
+ { 0x0024, 0x00000003 },
+ { 0x002C, 0x1f0f28fb },
+ { 0x0030, 0xFFFFFE01 },
+ { 0xFFFF, 0xFFFFFFFF }
+};
+
+static const struct ast_dramstruct ast1100_dram_table_data[] = {
+ { 0x2000, 0x1688a8a8 },
+ { 0x2020, 0x000041f0 },
+ { 0xFF00, 0x00000043 },
+ { 0x0000, 0xfc600309 },
+ { 0x006C, 0x00909090 },
+ { 0x0064, 0x00050000 },
+ { 0x0004, 0x00000585 },
+ { 0x0008, 0x0011030f },
+ { 0x0010, 0x22201724 },
+ { 0x0018, 0x1e29011a },
+ { 0x0020, 0x00c82222 },
+ { 0x0014, 0x01001523 },
+ { 0x001C, 0x1024010d },
+ { 0x0024, 0x00cb2522 },
+ { 0x0038, 0xffffff82 },
+ { 0x003C, 0x00000000 },
+ { 0x0040, 0x00000000 },
+ { 0x0044, 0x00000000 },
+ { 0x0048, 0x00000000 },
+ { 0x004C, 0x00000000 },
+ { 0x0050, 0x00000000 },
+ { 0x0054, 0x00000000 },
+ { 0x0058, 0x00000000 },
+ { 0x005C, 0x00000000 },
+ { 0x0060, 0x032aa02a },
+ { 0x0064, 0x002d3000 },
+ { 0x0068, 0x00000000 },
+ { 0x0070, 0x00000000 },
+ { 0x0074, 0x00000000 },
+ { 0x0078, 0x00000000 },
+ { 0x007C, 0x00000000 },
+ { 0x0034, 0x00000001 },
+ { 0xFF00, 0x00000043 },
+ { 0x002C, 0x00000732 },
+ { 0x0030, 0x00000040 },
+ { 0x0028, 0x00000005 },
+ { 0x0028, 0x00000007 },
+ { 0x0028, 0x00000003 },
+ { 0x0028, 0x00000001 },
+ { 0x000C, 0x00005a08 },
+ { 0x002C, 0x00000632 },
+ { 0x0028, 0x00000001 },
+ { 0x0030, 0x000003c0 },
+ { 0x0028, 0x00000003 },
+ { 0x0030, 0x00000040 },
+ { 0x0028, 0x00000003 },
+ { 0x000C, 0x00005a21 },
+ { 0x0034, 0x00007c03 },
+ { 0x0120, 0x00004c41 },
+ { 0xffff, 0xffffffff },
+};
+
+static const struct ast_dramstruct ast2100_dram_table_data[] = {
+ { 0x2000, 0x1688a8a8 },
+ { 0x2020, 0x00004120 },
+ { 0xFF00, 0x00000043 },
+ { 0x0000, 0xfc600309 },
+ { 0x006C, 0x00909090 },
+ { 0x0064, 0x00070000 },
+ { 0x0004, 0x00000489 },
+ { 0x0008, 0x0011030f },
+ { 0x0010, 0x32302926 },
+ { 0x0018, 0x274c0122 },
+ { 0x0020, 0x00ce2222 },
+ { 0x0014, 0x01001523 },
+ { 0x001C, 0x1024010d },
+ { 0x0024, 0x00cb2522 },
+ { 0x0038, 0xffffff82 },
+ { 0x003C, 0x00000000 },
+ { 0x0040, 0x00000000 },
+ { 0x0044, 0x00000000 },
+ { 0x0048, 0x00000000 },
+ { 0x004C, 0x00000000 },
+ { 0x0050, 0x00000000 },
+ { 0x0054, 0x00000000 },
+ { 0x0058, 0x00000000 },
+ { 0x005C, 0x00000000 },
+ { 0x0060, 0x0f2aa02a },
+ { 0x0064, 0x003f3005 },
+ { 0x0068, 0x02020202 },
+ { 0x0070, 0x00000000 },
+ { 0x0074, 0x00000000 },
+ { 0x0078, 0x00000000 },
+ { 0x007C, 0x00000000 },
+ { 0x0034, 0x00000001 },
+ { 0xFF00, 0x00000043 },
+ { 0x002C, 0x00000942 },
+ { 0x0030, 0x00000040 },
+ { 0x0028, 0x00000005 },
+ { 0x0028, 0x00000007 },
+ { 0x0028, 0x00000003 },
+ { 0x0028, 0x00000001 },
+ { 0x000C, 0x00005a08 },
+ { 0x002C, 0x00000842 },
+ { 0x0028, 0x00000001 },
+ { 0x0030, 0x000003c0 },
+ { 0x0028, 0x00000003 },
+ { 0x0030, 0x00000040 },
+ { 0x0028, 0x00000003 },
+ { 0x000C, 0x00005a21 },
+ { 0x0034, 0x00007c03 },
+ { 0x0120, 0x00005061 },
+ { 0xffff, 0xffffffff },
+};
+
+/*
+ * AST2500 DRAM settings modules
+ */
+#define REGTBL_NUM 17
+#define REGIDX_010 0
+#define REGIDX_014 1
+#define REGIDX_018 2
+#define REGIDX_020 3
+#define REGIDX_024 4
+#define REGIDX_02C 5
+#define REGIDX_030 6
+#define REGIDX_214 7
+#define REGIDX_2E0 8
+#define REGIDX_2E4 9
+#define REGIDX_2E8 10
+#define REGIDX_2EC 11
+#define REGIDX_2F0 12
+#define REGIDX_2F4 13
+#define REGIDX_2F8 14
+#define REGIDX_RFC 15
+#define REGIDX_PLL 16
+
+static const u32 ast2500_ddr3_1600_timing_table[REGTBL_NUM] = {
+ 0x64604D38, /* 0x010 */
+ 0x29690599, /* 0x014 */
+ 0x00000300, /* 0x018 */
+ 0x00000000, /* 0x020 */
+ 0x00000000, /* 0x024 */
+ 0x02181E70, /* 0x02C */
+ 0x00000040, /* 0x030 */
+ 0x00000024, /* 0x214 */
+ 0x02001300, /* 0x2E0 */
+ 0x0E0000A0, /* 0x2E4 */
+ 0x000E001B, /* 0x2E8 */
+ 0x35B8C105, /* 0x2EC */
+ 0x08090408, /* 0x2F0 */
+ 0x9B000800, /* 0x2F4 */
+ 0x0E400A00, /* 0x2F8 */
+ 0x9971452F, /* tRFC */
+ 0x000071C1 /* PLL */
+};
+
+static const u32 ast2500_ddr4_1600_timing_table[REGTBL_NUM] = {
+ 0x63604E37, /* 0x010 */
+ 0xE97AFA99, /* 0x014 */
+ 0x00019000, /* 0x018 */
+ 0x08000000, /* 0x020 */
+ 0x00000400, /* 0x024 */
+ 0x00000410, /* 0x02C */
+ 0x00000101, /* 0x030 */
+ 0x00000024, /* 0x214 */
+ 0x03002900, /* 0x2E0 */
+ 0x0E0000A0, /* 0x2E4 */
+ 0x000E001C, /* 0x2E8 */
+ 0x35B8C106, /* 0x2EC */
+ 0x08080607, /* 0x2F0 */
+ 0x9B000900, /* 0x2F4 */
+ 0x0E400A00, /* 0x2F8 */
+ 0x99714545, /* tRFC */
+ 0x000071C1 /* PLL */
+};
+
+#endif
diff --git a/drivers/gpu/drm/ast/ast_drv.c b/drivers/gpu/drm/ast/ast_drv.c
new file mode 100644
index 000000000..800471f2a
--- /dev/null
+++ b/drivers/gpu/drm/ast/ast_drv.c
@@ -0,0 +1,219 @@
+/*
+ * Copyright 2012 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ */
+/*
+ * Authors: Dave Airlie <airlied@redhat.com>
+ */
+
+#include <linux/module.h>
+#include <linux/pci.h>
+
+#include <drm/drm_aperture.h>
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_crtc_helper.h>
+#include <drm/drm_drv.h>
+#include <drm/drm_gem_vram_helper.h>
+#include <drm/drm_module.h>
+#include <drm/drm_probe_helper.h>
+
+#include "ast_drv.h"
+
+static int ast_modeset = -1;
+
+MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
+module_param_named(modeset, ast_modeset, int, 0400);
+
+/*
+ * DRM driver
+ */
+
+DEFINE_DRM_GEM_FOPS(ast_fops);
+
+static const struct drm_driver ast_driver = {
+ .driver_features = DRIVER_ATOMIC |
+ DRIVER_GEM |
+ DRIVER_MODESET,
+
+ .fops = &ast_fops,
+ .name = DRIVER_NAME,
+ .desc = DRIVER_DESC,
+ .date = DRIVER_DATE,
+ .major = DRIVER_MAJOR,
+ .minor = DRIVER_MINOR,
+ .patchlevel = DRIVER_PATCHLEVEL,
+
+ DRM_GEM_VRAM_DRIVER
+};
+
+/*
+ * PCI driver
+ */
+
+#define PCI_VENDOR_ASPEED 0x1a03
+
+#define AST_VGA_DEVICE(id, info) { \
+ .class = PCI_BASE_CLASS_DISPLAY << 16, \
+ .class_mask = 0xff0000, \
+ .vendor = PCI_VENDOR_ASPEED, \
+ .device = id, \
+ .subvendor = PCI_ANY_ID, \
+ .subdevice = PCI_ANY_ID, \
+ .driver_data = (unsigned long) info }
+
+static const struct pci_device_id ast_pciidlist[] = {
+ AST_VGA_DEVICE(PCI_CHIP_AST2000, NULL),
+ AST_VGA_DEVICE(PCI_CHIP_AST2100, NULL),
+ {0, 0, 0},
+};
+
+MODULE_DEVICE_TABLE(pci, ast_pciidlist);
+
+static int ast_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
+{
+ struct ast_private *ast;
+ struct drm_device *dev;
+ int ret;
+
+ ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, &ast_driver);
+ if (ret)
+ return ret;
+
+ ret = pcim_enable_device(pdev);
+ if (ret)
+ return ret;
+
+ ast = ast_device_create(&ast_driver, pdev, ent->driver_data);
+ if (IS_ERR(ast))
+ return PTR_ERR(ast);
+ dev = &ast->base;
+
+ ret = drm_dev_register(dev, ent->driver_data);
+ if (ret)
+ return ret;
+
+ drm_fbdev_generic_setup(dev, 32);
+
+ return 0;
+}
+
+static void ast_pci_remove(struct pci_dev *pdev)
+{
+ struct drm_device *dev = pci_get_drvdata(pdev);
+
+ drm_dev_unregister(dev);
+ drm_atomic_helper_shutdown(dev);
+}
+
+static int ast_drm_freeze(struct drm_device *dev)
+{
+ int error;
+
+ error = drm_mode_config_helper_suspend(dev);
+ if (error)
+ return error;
+ pci_save_state(to_pci_dev(dev->dev));
+ return 0;
+}
+
+static int ast_drm_thaw(struct drm_device *dev)
+{
+ ast_post_gpu(dev);
+
+ return drm_mode_config_helper_resume(dev);
+}
+
+static int ast_drm_resume(struct drm_device *dev)
+{
+ if (pci_enable_device(to_pci_dev(dev->dev)))
+ return -EIO;
+
+ return ast_drm_thaw(dev);
+}
+
+static int ast_pm_suspend(struct device *dev)
+{
+ struct pci_dev *pdev = to_pci_dev(dev);
+ struct drm_device *ddev = pci_get_drvdata(pdev);
+ int error;
+
+ error = ast_drm_freeze(ddev);
+ if (error)
+ return error;
+
+ pci_disable_device(pdev);
+ pci_set_power_state(pdev, PCI_D3hot);
+ return 0;
+}
+
+static int ast_pm_resume(struct device *dev)
+{
+ struct pci_dev *pdev = to_pci_dev(dev);
+ struct drm_device *ddev = pci_get_drvdata(pdev);
+ return ast_drm_resume(ddev);
+}
+
+static int ast_pm_freeze(struct device *dev)
+{
+ struct pci_dev *pdev = to_pci_dev(dev);
+ struct drm_device *ddev = pci_get_drvdata(pdev);
+ return ast_drm_freeze(ddev);
+}
+
+static int ast_pm_thaw(struct device *dev)
+{
+ struct pci_dev *pdev = to_pci_dev(dev);
+ struct drm_device *ddev = pci_get_drvdata(pdev);
+ return ast_drm_thaw(ddev);
+}
+
+static int ast_pm_poweroff(struct device *dev)
+{
+ struct pci_dev *pdev = to_pci_dev(dev);
+ struct drm_device *ddev = pci_get_drvdata(pdev);
+
+ return ast_drm_freeze(ddev);
+}
+
+static const struct dev_pm_ops ast_pm_ops = {
+ .suspend = ast_pm_suspend,
+ .resume = ast_pm_resume,
+ .freeze = ast_pm_freeze,
+ .thaw = ast_pm_thaw,
+ .poweroff = ast_pm_poweroff,
+ .restore = ast_pm_resume,
+};
+
+static struct pci_driver ast_pci_driver = {
+ .name = DRIVER_NAME,
+ .id_table = ast_pciidlist,
+ .probe = ast_pci_probe,
+ .remove = ast_pci_remove,
+ .driver.pm = &ast_pm_ops,
+};
+
+drm_module_pci_driver_if_modeset(ast_pci_driver, ast_modeset);
+
+MODULE_AUTHOR(DRIVER_AUTHOR);
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_LICENSE("GPL and additional rights");
diff --git a/drivers/gpu/drm/ast/ast_drv.h b/drivers/gpu/drm/ast/ast_drv.h
new file mode 100644
index 000000000..2e44b971c
--- /dev/null
+++ b/drivers/gpu/drm/ast/ast_drv.h
@@ -0,0 +1,505 @@
+/*
+ * Copyright 2012 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ */
+/*
+ * Authors: Dave Airlie <airlied@redhat.com>
+ */
+#ifndef __AST_DRV_H__
+#define __AST_DRV_H__
+
+#include <linux/i2c.h>
+#include <linux/i2c-algo-bit.h>
+#include <linux/io.h>
+#include <linux/types.h>
+
+#include <drm/drm_connector.h>
+#include <drm/drm_crtc.h>
+#include <drm/drm_encoder.h>
+#include <drm/drm_mode.h>
+#include <drm/drm_framebuffer.h>
+#include <drm/drm_fb_helper.h>
+
+#define DRIVER_AUTHOR "Dave Airlie"
+
+#define DRIVER_NAME "ast"
+#define DRIVER_DESC "AST"
+#define DRIVER_DATE "20120228"
+
+#define DRIVER_MAJOR 0
+#define DRIVER_MINOR 1
+#define DRIVER_PATCHLEVEL 0
+
+#define PCI_CHIP_AST2000 0x2000
+#define PCI_CHIP_AST2100 0x2010
+
+
+enum ast_chip {
+ AST2000,
+ AST2100,
+ AST1100,
+ AST2200,
+ AST2150,
+ AST2300,
+ AST2400,
+ AST2500,
+ AST2600,
+};
+
+enum ast_tx_chip {
+ AST_TX_NONE,
+ AST_TX_SIL164,
+ AST_TX_DP501,
+ AST_TX_ASTDP,
+};
+
+#define AST_TX_NONE_BIT BIT(AST_TX_NONE)
+#define AST_TX_SIL164_BIT BIT(AST_TX_SIL164)
+#define AST_TX_DP501_BIT BIT(AST_TX_DP501)
+#define AST_TX_ASTDP_BIT BIT(AST_TX_ASTDP)
+
+#define AST_DRAM_512Mx16 0
+#define AST_DRAM_1Gx16 1
+#define AST_DRAM_512Mx32 2
+#define AST_DRAM_1Gx32 3
+#define AST_DRAM_2Gx16 6
+#define AST_DRAM_4Gx16 7
+#define AST_DRAM_8Gx16 8
+
+/*
+ * Cursor plane
+ */
+
+#define AST_MAX_HWC_WIDTH 64
+#define AST_MAX_HWC_HEIGHT 64
+
+#define AST_HWC_SIZE (AST_MAX_HWC_WIDTH * AST_MAX_HWC_HEIGHT * 2)
+#define AST_HWC_SIGNATURE_SIZE 32
+
+#define AST_DEFAULT_HWC_NUM 2
+
+/* define for signature structure */
+#define AST_HWC_SIGNATURE_CHECKSUM 0x00
+#define AST_HWC_SIGNATURE_SizeX 0x04
+#define AST_HWC_SIGNATURE_SizeY 0x08
+#define AST_HWC_SIGNATURE_X 0x0C
+#define AST_HWC_SIGNATURE_Y 0x10
+#define AST_HWC_SIGNATURE_HOTSPOTX 0x14
+#define AST_HWC_SIGNATURE_HOTSPOTY 0x18
+
+struct ast_cursor_plane {
+ struct drm_plane base;
+
+ struct {
+ struct drm_gem_vram_object *gbo;
+ struct iosys_map map;
+ u64 off;
+ } hwc[AST_DEFAULT_HWC_NUM];
+
+ unsigned int next_hwc_index;
+};
+
+static inline struct ast_cursor_plane *
+to_ast_cursor_plane(struct drm_plane *plane)
+{
+ return container_of(plane, struct ast_cursor_plane, base);
+}
+
+/*
+ * Connector with i2c channel
+ */
+
+struct ast_i2c_chan {
+ struct i2c_adapter adapter;
+ struct drm_device *dev;
+ struct i2c_algo_bit_data bit;
+};
+
+struct ast_vga_connector {
+ struct drm_connector base;
+ struct ast_i2c_chan *i2c;
+};
+
+static inline struct ast_vga_connector *
+to_ast_vga_connector(struct drm_connector *connector)
+{
+ return container_of(connector, struct ast_vga_connector, base);
+}
+
+struct ast_sil164_connector {
+ struct drm_connector base;
+ struct ast_i2c_chan *i2c;
+};
+
+static inline struct ast_sil164_connector *
+to_ast_sil164_connector(struct drm_connector *connector)
+{
+ return container_of(connector, struct ast_sil164_connector, base);
+}
+
+/*
+ * Device
+ */
+
+struct ast_private {
+ struct drm_device base;
+
+ struct mutex ioregs_lock; /* Protects access to I/O registers in ioregs */
+ void __iomem *regs;
+ void __iomem *ioregs;
+ void __iomem *dp501_fw_buf;
+
+ enum ast_chip chip;
+ bool vga2_clone;
+ uint32_t dram_bus_width;
+ uint32_t dram_type;
+ uint32_t mclk;
+
+ struct drm_plane primary_plane;
+ struct ast_cursor_plane cursor_plane;
+ struct drm_crtc crtc;
+ struct {
+ struct {
+ struct drm_encoder encoder;
+ struct ast_vga_connector vga_connector;
+ } vga;
+ struct {
+ struct drm_encoder encoder;
+ struct ast_sil164_connector sil164_connector;
+ } sil164;
+ struct {
+ struct drm_encoder encoder;
+ struct drm_connector connector;
+ } dp501;
+ struct {
+ struct drm_encoder encoder;
+ struct drm_connector connector;
+ } astdp;
+ } output;
+
+ bool support_wide_screen;
+ enum {
+ ast_use_p2a,
+ ast_use_dt,
+ ast_use_defaults
+ } config_mode;
+
+ unsigned long tx_chip_types; /* bitfield of enum ast_chip_type */
+ u8 *dp501_fw_addr;
+ const struct firmware *dp501_fw; /* dp501 fw */
+};
+
+static inline struct ast_private *to_ast_private(struct drm_device *dev)
+{
+ return container_of(dev, struct ast_private, base);
+}
+
+struct ast_private *ast_device_create(const struct drm_driver *drv,
+ struct pci_dev *pdev,
+ unsigned long flags);
+
+#define AST_IO_AR_PORT_WRITE (0x40)
+#define AST_IO_MISC_PORT_WRITE (0x42)
+#define AST_IO_VGA_ENABLE_PORT (0x43)
+#define AST_IO_SEQ_PORT (0x44)
+#define AST_IO_DAC_INDEX_READ (0x47)
+#define AST_IO_DAC_INDEX_WRITE (0x48)
+#define AST_IO_DAC_DATA (0x49)
+#define AST_IO_GR_PORT (0x4E)
+#define AST_IO_CRTC_PORT (0x54)
+#define AST_IO_INPUT_STATUS1_READ (0x5A)
+#define AST_IO_MISC_PORT_READ (0x4C)
+
+#define AST_IO_MM_OFFSET (0x380)
+
+#define AST_IO_VGAIR1_VREFRESH BIT(3)
+
+#define AST_IO_VGACRCB_HWC_ENABLED BIT(1)
+#define AST_IO_VGACRCB_HWC_16BPP BIT(0) /* set: ARGB4444, cleared: 2bpp palette */
+
+#define __ast_read(x) \
+static inline u##x ast_read##x(struct ast_private *ast, u32 reg) { \
+u##x val = 0;\
+val = ioread##x(ast->regs + reg); \
+return val;\
+}
+
+__ast_read(8);
+__ast_read(16);
+__ast_read(32)
+
+#define __ast_io_read(x) \
+static inline u##x ast_io_read##x(struct ast_private *ast, u32 reg) { \
+u##x val = 0;\
+val = ioread##x(ast->ioregs + reg); \
+return val;\
+}
+
+__ast_io_read(8);
+__ast_io_read(16);
+__ast_io_read(32);
+
+#define __ast_write(x) \
+static inline void ast_write##x(struct ast_private *ast, u32 reg, u##x val) {\
+ iowrite##x(val, ast->regs + reg);\
+ }
+
+__ast_write(8);
+__ast_write(16);
+__ast_write(32);
+
+#define __ast_io_write(x) \
+static inline void ast_io_write##x(struct ast_private *ast, u32 reg, u##x val) {\
+ iowrite##x(val, ast->ioregs + reg);\
+ }
+
+__ast_io_write(8);
+__ast_io_write(16);
+#undef __ast_io_write
+
+static inline void ast_set_index_reg(struct ast_private *ast,
+ uint32_t base, uint8_t index,
+ uint8_t val)
+{
+ ast_io_write16(ast, base, ((u16)val << 8) | index);
+}
+
+void ast_set_index_reg_mask(struct ast_private *ast,
+ uint32_t base, uint8_t index,
+ uint8_t mask, uint8_t val);
+uint8_t ast_get_index_reg(struct ast_private *ast,
+ uint32_t base, uint8_t index);
+uint8_t ast_get_index_reg_mask(struct ast_private *ast,
+ uint32_t base, uint8_t index, uint8_t mask);
+
+static inline void ast_open_key(struct ast_private *ast)
+{
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x80, 0xA8);
+}
+
+#define AST_VIDMEM_SIZE_8M 0x00800000
+#define AST_VIDMEM_SIZE_16M 0x01000000
+#define AST_VIDMEM_SIZE_32M 0x02000000
+#define AST_VIDMEM_SIZE_64M 0x04000000
+#define AST_VIDMEM_SIZE_128M 0x08000000
+
+#define AST_VIDMEM_DEFAULT_SIZE AST_VIDMEM_SIZE_8M
+
+struct ast_vbios_stdtable {
+ u8 misc;
+ u8 seq[4];
+ u8 crtc[25];
+ u8 ar[20];
+ u8 gr[9];
+};
+
+struct ast_vbios_enhtable {
+ u32 ht;
+ u32 hde;
+ u32 hfp;
+ u32 hsync;
+ u32 vt;
+ u32 vde;
+ u32 vfp;
+ u32 vsync;
+ u32 dclk_index;
+ u32 flags;
+ u32 refresh_rate;
+ u32 refresh_rate_index;
+ u32 mode_id;
+};
+
+struct ast_vbios_dclk_info {
+ u8 param1;
+ u8 param2;
+ u8 param3;
+};
+
+struct ast_vbios_mode_info {
+ const struct ast_vbios_stdtable *std_table;
+ const struct ast_vbios_enhtable *enh_table;
+};
+
+struct ast_crtc_state {
+ struct drm_crtc_state base;
+
+ /* Last known format of primary plane */
+ const struct drm_format_info *format;
+
+ struct ast_vbios_mode_info vbios_mode_info;
+};
+
+#define to_ast_crtc_state(state) container_of(state, struct ast_crtc_state, base)
+
+int ast_mode_config_init(struct ast_private *ast);
+
+#define AST_MM_ALIGN_SHIFT 4
+#define AST_MM_ALIGN_MASK ((1 << AST_MM_ALIGN_SHIFT) - 1)
+
+#define AST_DP501_FW_VERSION_MASK GENMASK(7, 4)
+#define AST_DP501_FW_VERSION_1 BIT(4)
+#define AST_DP501_PNP_CONNECTED BIT(1)
+
+#define AST_DP501_DEFAULT_DCLK 65
+
+#define AST_DP501_GBL_VERSION 0xf000
+#define AST_DP501_PNPMONITOR 0xf010
+#define AST_DP501_LINKRATE 0xf014
+#define AST_DP501_EDID_DATA 0xf020
+
+/* Define for Soc scratched reg */
+#define COPROCESSOR_LAUNCH BIT(5)
+
+/*
+ * Display Transmitter Type:
+ */
+#define TX_TYPE_MASK GENMASK(3, 1)
+#define NO_TX (0 << 1)
+#define ITE66121_VBIOS_TX (1 << 1)
+#define SI164_VBIOS_TX (2 << 1)
+#define CH7003_VBIOS_TX (3 << 1)
+#define DP501_VBIOS_TX (4 << 1)
+#define ANX9807_VBIOS_TX (5 << 1)
+#define TX_FW_EMBEDDED_FW_TX (6 << 1)
+#define ASTDP_DPMCU_TX (7 << 1)
+
+#define AST_VRAM_INIT_STATUS_MASK GENMASK(7, 6)
+//#define AST_VRAM_INIT_BY_BMC BIT(7)
+//#define AST_VRAM_INIT_READY BIT(6)
+
+/* Define for Soc scratched reg used on ASTDP */
+#define AST_DP_PHY_SLEEP BIT(4)
+#define AST_DP_VIDEO_ENABLE BIT(0)
+
+#define AST_DP_POWER_ON true
+#define AST_DP_POWER_OFF false
+
+/*
+ * CRD1[b5]: DP MCU FW is executing
+ * CRDC[b0]: DP link success
+ * CRDF[b0]: DP HPD
+ * CRE5[b0]: Host reading EDID process is done
+ */
+#define ASTDP_MCU_FW_EXECUTING BIT(5)
+#define ASTDP_LINK_SUCCESS BIT(0)
+#define ASTDP_HPD BIT(0)
+#define ASTDP_HOST_EDID_READ_DONE BIT(0)
+#define ASTDP_HOST_EDID_READ_DONE_MASK GENMASK(0, 0)
+
+/*
+ * CRB8[b1]: Enable VSYNC off
+ * CRB8[b0]: Enable HSYNC off
+ */
+#define AST_DPMS_VSYNC_OFF BIT(1)
+#define AST_DPMS_HSYNC_OFF BIT(0)
+
+/*
+ * CRDF[b4]: Mirror of AST_DP_VIDEO_ENABLE
+ * Precondition: A. ~AST_DP_PHY_SLEEP &&
+ * B. DP_HPD &&
+ * C. DP_LINK_SUCCESS
+ */
+#define ASTDP_MIRROR_VIDEO_ENABLE BIT(4)
+
+#define ASTDP_EDID_READ_POINTER_MASK GENMASK(7, 0)
+#define ASTDP_EDID_VALID_FLAG_MASK GENMASK(0, 0)
+#define ASTDP_EDID_READ_DATA_MASK GENMASK(7, 0)
+
+/*
+ * ASTDP setmode registers:
+ * CRE0[7:0]: MISC0 ((0x00: 18-bpp) or (0x20: 24-bpp)
+ * CRE1[7:0]: MISC1 (default: 0x00)
+ * CRE2[7:0]: video format index (0x00 ~ 0x20 or 0x40 ~ 0x50)
+ */
+#define ASTDP_MISC0_24bpp BIT(5)
+#define ASTDP_MISC1 0
+#define ASTDP_AND_CLEAR_MASK 0x00
+
+/*
+ * ASTDP resoultion table:
+ * EX: ASTDP_A_B_C:
+ * A: Resolution
+ * B: Refresh Rate
+ * C: Misc information, such as CVT, Reduce Blanked
+ */
+#define ASTDP_640x480_60 0x00
+#define ASTDP_640x480_72 0x01
+#define ASTDP_640x480_75 0x02
+#define ASTDP_640x480_85 0x03
+#define ASTDP_800x600_56 0x04
+#define ASTDP_800x600_60 0x05
+#define ASTDP_800x600_72 0x06
+#define ASTDP_800x600_75 0x07
+#define ASTDP_800x600_85 0x08
+#define ASTDP_1024x768_60 0x09
+#define ASTDP_1024x768_70 0x0A
+#define ASTDP_1024x768_75 0x0B
+#define ASTDP_1024x768_85 0x0C
+#define ASTDP_1280x1024_60 0x0D
+#define ASTDP_1280x1024_75 0x0E
+#define ASTDP_1280x1024_85 0x0F
+#define ASTDP_1600x1200_60 0x10
+#define ASTDP_320x240_60 0x11
+#define ASTDP_400x300_60 0x12
+#define ASTDP_512x384_60 0x13
+#define ASTDP_1920x1200_60 0x14
+#define ASTDP_1920x1080_60 0x15
+#define ASTDP_1280x800_60 0x16
+#define ASTDP_1280x800_60_RB 0x17
+#define ASTDP_1440x900_60 0x18
+#define ASTDP_1440x900_60_RB 0x19
+#define ASTDP_1680x1050_60 0x1A
+#define ASTDP_1680x1050_60_RB 0x1B
+#define ASTDP_1600x900_60 0x1C
+#define ASTDP_1600x900_60_RB 0x1D
+#define ASTDP_1366x768_60 0x1E
+#define ASTDP_1152x864_75 0x1F
+
+int ast_mm_init(struct ast_private *ast);
+
+/* ast post */
+void ast_enable_vga(struct drm_device *dev);
+void ast_enable_mmio(struct drm_device *dev);
+bool ast_is_vga_enabled(struct drm_device *dev);
+void ast_post_gpu(struct drm_device *dev);
+u32 ast_mindwm(struct ast_private *ast, u32 r);
+void ast_moutdwm(struct ast_private *ast, u32 r, u32 v);
+void ast_patch_ahb_2500(struct ast_private *ast);
+/* ast dp501 */
+void ast_set_dp501_video_output(struct drm_device *dev, u8 mode);
+bool ast_backup_fw(struct drm_device *dev, u8 *addr, u32 size);
+bool ast_dp501_read_edid(struct drm_device *dev, u8 *ediddata);
+u8 ast_get_dp501_max_clk(struct drm_device *dev);
+void ast_init_3rdtx(struct drm_device *dev);
+
+/* ast_i2c.c */
+struct ast_i2c_chan *ast_i2c_create(struct drm_device *dev);
+
+/* aspeed DP */
+int ast_astdp_read_edid(struct drm_device *dev, u8 *ediddata);
+void ast_dp_launch(struct drm_device *dev, u8 bPower);
+void ast_dp_power_on_off(struct drm_device *dev, bool no);
+void ast_dp_set_on_off(struct drm_device *dev, bool no);
+void ast_dp_set_mode(struct drm_crtc *crtc, struct ast_vbios_mode_info *vbios_mode);
+
+#endif
diff --git a/drivers/gpu/drm/ast/ast_i2c.c b/drivers/gpu/drm/ast/ast_i2c.c
new file mode 100644
index 000000000..93e91c36d
--- /dev/null
+++ b/drivers/gpu/drm/ast/ast_i2c.c
@@ -0,0 +1,152 @@
+// SPDX-License-Identifier: MIT
+/*
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ */
+
+#include <drm/drm_managed.h>
+#include <drm/drm_print.h>
+
+#include "ast_drv.h"
+
+static void ast_i2c_setsda(void *i2c_priv, int data)
+{
+ struct ast_i2c_chan *i2c = i2c_priv;
+ struct ast_private *ast = to_ast_private(i2c->dev);
+ int i;
+ u8 ujcrb7, jtemp;
+
+ for (i = 0; i < 0x10000; i++) {
+ ujcrb7 = ((data & 0x01) ? 0 : 1) << 2;
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb7, 0xf1, ujcrb7);
+ jtemp = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb7, 0x04);
+ if (ujcrb7 == jtemp)
+ break;
+ }
+}
+
+static void ast_i2c_setscl(void *i2c_priv, int clock)
+{
+ struct ast_i2c_chan *i2c = i2c_priv;
+ struct ast_private *ast = to_ast_private(i2c->dev);
+ int i;
+ u8 ujcrb7, jtemp;
+
+ for (i = 0; i < 0x10000; i++) {
+ ujcrb7 = ((clock & 0x01) ? 0 : 1);
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb7, 0xf4, ujcrb7);
+ jtemp = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb7, 0x01);
+ if (ujcrb7 == jtemp)
+ break;
+ }
+}
+
+static int ast_i2c_getsda(void *i2c_priv)
+{
+ struct ast_i2c_chan *i2c = i2c_priv;
+ struct ast_private *ast = to_ast_private(i2c->dev);
+ uint32_t val, val2, count, pass;
+
+ count = 0;
+ pass = 0;
+ val = (ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb7, 0x20) >> 5) & 0x01;
+ do {
+ val2 = (ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb7, 0x20) >> 5) & 0x01;
+ if (val == val2) {
+ pass++;
+ } else {
+ pass = 0;
+ val = (ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb7, 0x20) >> 5) & 0x01;
+ }
+ } while ((pass < 5) && (count++ < 0x10000));
+
+ return val & 1 ? 1 : 0;
+}
+
+static int ast_i2c_getscl(void *i2c_priv)
+{
+ struct ast_i2c_chan *i2c = i2c_priv;
+ struct ast_private *ast = to_ast_private(i2c->dev);
+ uint32_t val, val2, count, pass;
+
+ count = 0;
+ pass = 0;
+ val = (ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb7, 0x10) >> 4) & 0x01;
+ do {
+ val2 = (ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb7, 0x10) >> 4) & 0x01;
+ if (val == val2) {
+ pass++;
+ } else {
+ pass = 0;
+ val = (ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb7, 0x10) >> 4) & 0x01;
+ }
+ } while ((pass < 5) && (count++ < 0x10000));
+
+ return val & 1 ? 1 : 0;
+}
+
+static void ast_i2c_release(struct drm_device *dev, void *res)
+{
+ struct ast_i2c_chan *i2c = res;
+
+ i2c_del_adapter(&i2c->adapter);
+ kfree(i2c);
+}
+
+struct ast_i2c_chan *ast_i2c_create(struct drm_device *dev)
+{
+ struct ast_i2c_chan *i2c;
+ int ret;
+
+ i2c = kzalloc(sizeof(struct ast_i2c_chan), GFP_KERNEL);
+ if (!i2c)
+ return NULL;
+
+ i2c->adapter.owner = THIS_MODULE;
+ i2c->adapter.class = I2C_CLASS_DDC;
+ i2c->adapter.dev.parent = dev->dev;
+ i2c->dev = dev;
+ i2c_set_adapdata(&i2c->adapter, i2c);
+ snprintf(i2c->adapter.name, sizeof(i2c->adapter.name),
+ "AST i2c bit bus");
+ i2c->adapter.algo_data = &i2c->bit;
+
+ i2c->bit.udelay = 20;
+ i2c->bit.timeout = 2;
+ i2c->bit.data = i2c;
+ i2c->bit.setsda = ast_i2c_setsda;
+ i2c->bit.setscl = ast_i2c_setscl;
+ i2c->bit.getsda = ast_i2c_getsda;
+ i2c->bit.getscl = ast_i2c_getscl;
+ ret = i2c_bit_add_bus(&i2c->adapter);
+ if (ret) {
+ drm_err(dev, "Failed to register bit i2c\n");
+ goto out_kfree;
+ }
+
+ ret = drmm_add_action_or_reset(dev, ast_i2c_release, i2c);
+ if (ret)
+ return NULL;
+ return i2c;
+
+out_kfree:
+ kfree(i2c);
+ return NULL;
+}
diff --git a/drivers/gpu/drm/ast/ast_main.c b/drivers/gpu/drm/ast/ast_main.c
new file mode 100644
index 000000000..5df527051
--- /dev/null
+++ b/drivers/gpu/drm/ast/ast_main.c
@@ -0,0 +1,480 @@
+/*
+ * Copyright 2012 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ */
+/*
+ * Authors: Dave Airlie <airlied@redhat.com>
+ */
+
+#include <linux/pci.h>
+
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_crtc_helper.h>
+#include <drm/drm_drv.h>
+#include <drm/drm_gem.h>
+#include <drm/drm_gem_vram_helper.h>
+#include <drm/drm_managed.h>
+
+#include "ast_drv.h"
+
+void ast_set_index_reg_mask(struct ast_private *ast,
+ uint32_t base, uint8_t index,
+ uint8_t mask, uint8_t val)
+{
+ u8 tmp;
+ ast_io_write8(ast, base, index);
+ tmp = (ast_io_read8(ast, base + 1) & mask) | val;
+ ast_set_index_reg(ast, base, index, tmp);
+}
+
+uint8_t ast_get_index_reg(struct ast_private *ast,
+ uint32_t base, uint8_t index)
+{
+ uint8_t ret;
+ ast_io_write8(ast, base, index);
+ ret = ast_io_read8(ast, base + 1);
+ return ret;
+}
+
+uint8_t ast_get_index_reg_mask(struct ast_private *ast,
+ uint32_t base, uint8_t index, uint8_t mask)
+{
+ uint8_t ret;
+ ast_io_write8(ast, base, index);
+ ret = ast_io_read8(ast, base + 1) & mask;
+ return ret;
+}
+
+static void ast_detect_config_mode(struct drm_device *dev, u32 *scu_rev)
+{
+ struct device_node *np = dev->dev->of_node;
+ struct ast_private *ast = to_ast_private(dev);
+ struct pci_dev *pdev = to_pci_dev(dev->dev);
+ uint32_t data, jregd0, jregd1;
+
+ /* Defaults */
+ ast->config_mode = ast_use_defaults;
+ *scu_rev = 0xffffffff;
+
+ /* Check if we have device-tree properties */
+ if (np && !of_property_read_u32(np, "aspeed,scu-revision-id",
+ scu_rev)) {
+ /* We do, disable P2A access */
+ ast->config_mode = ast_use_dt;
+ drm_info(dev, "Using device-tree for configuration\n");
+ return;
+ }
+
+ /* Not all families have a P2A bridge */
+ if (pdev->device != PCI_CHIP_AST2000)
+ return;
+
+ /*
+ * The BMC will set SCU 0x40 D[12] to 1 if the P2 bridge
+ * is disabled. We force using P2A if VGA only mode bit
+ * is set D[7]
+ */
+ jregd0 = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd0, 0xff);
+ jregd1 = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd1, 0xff);
+ if (!(jregd0 & 0x80) || !(jregd1 & 0x10)) {
+ /* Patch AST2500 */
+ if (((pdev->revision & 0xF0) == 0x40)
+ && ((jregd0 & AST_VRAM_INIT_STATUS_MASK) == 0))
+ ast_patch_ahb_2500(ast);
+
+ /* Double check it's actually working */
+ data = ast_read32(ast, 0xf004);
+ if ((data != 0xFFFFFFFF) && (data != 0x00)) {
+ /* P2A works, grab silicon revision */
+ ast->config_mode = ast_use_p2a;
+
+ drm_info(dev, "Using P2A bridge for configuration\n");
+
+ /* Read SCU7c (silicon revision register) */
+ ast_write32(ast, 0xf004, 0x1e6e0000);
+ ast_write32(ast, 0xf000, 0x1);
+ *scu_rev = ast_read32(ast, 0x1207c);
+ return;
+ }
+ }
+
+ /* We have a P2A bridge but it's disabled */
+ drm_info(dev, "P2A bridge disabled, using default configuration\n");
+}
+
+static int ast_detect_chip(struct drm_device *dev, bool *need_post)
+{
+ struct ast_private *ast = to_ast_private(dev);
+ struct pci_dev *pdev = to_pci_dev(dev->dev);
+ uint32_t jreg, scu_rev;
+
+ /*
+ * If VGA isn't enabled, we need to enable now or subsequent
+ * access to the scratch registers will fail. We also inform
+ * our caller that it needs to POST the chip
+ * (Assumption: VGA not enabled -> need to POST)
+ */
+ if (!ast_is_vga_enabled(dev)) {
+ ast_enable_vga(dev);
+ drm_info(dev, "VGA not enabled on entry, requesting chip POST\n");
+ *need_post = true;
+ } else
+ *need_post = false;
+
+
+ /* Enable extended register access */
+ ast_open_key(ast);
+ ast_enable_mmio(dev);
+
+ /* Find out whether P2A works or whether to use device-tree */
+ ast_detect_config_mode(dev, &scu_rev);
+
+ /* Identify chipset */
+ if (pdev->revision >= 0x50) {
+ ast->chip = AST2600;
+ drm_info(dev, "AST 2600 detected\n");
+ } else if (pdev->revision >= 0x40) {
+ ast->chip = AST2500;
+ drm_info(dev, "AST 2500 detected\n");
+ } else if (pdev->revision >= 0x30) {
+ ast->chip = AST2400;
+ drm_info(dev, "AST 2400 detected\n");
+ } else if (pdev->revision >= 0x20) {
+ ast->chip = AST2300;
+ drm_info(dev, "AST 2300 detected\n");
+ } else if (pdev->revision >= 0x10) {
+ switch (scu_rev & 0x0300) {
+ case 0x0200:
+ ast->chip = AST1100;
+ drm_info(dev, "AST 1100 detected\n");
+ break;
+ case 0x0100:
+ ast->chip = AST2200;
+ drm_info(dev, "AST 2200 detected\n");
+ break;
+ case 0x0000:
+ ast->chip = AST2150;
+ drm_info(dev, "AST 2150 detected\n");
+ break;
+ default:
+ ast->chip = AST2100;
+ drm_info(dev, "AST 2100 detected\n");
+ break;
+ }
+ ast->vga2_clone = false;
+ } else {
+ ast->chip = AST2000;
+ drm_info(dev, "AST 2000 detected\n");
+ }
+
+ /* Check if we support wide screen */
+ switch (ast->chip) {
+ case AST2000:
+ ast->support_wide_screen = false;
+ break;
+ default:
+ jreg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd0, 0xff);
+ if (!(jreg & 0x80))
+ ast->support_wide_screen = true;
+ else if (jreg & 0x01)
+ ast->support_wide_screen = true;
+ else {
+ ast->support_wide_screen = false;
+ if (ast->chip == AST2300 &&
+ (scu_rev & 0x300) == 0x0) /* ast1300 */
+ ast->support_wide_screen = true;
+ if (ast->chip == AST2400 &&
+ (scu_rev & 0x300) == 0x100) /* ast1400 */
+ ast->support_wide_screen = true;
+ if (ast->chip == AST2500 &&
+ scu_rev == 0x100) /* ast2510 */
+ ast->support_wide_screen = true;
+ if (ast->chip == AST2600) /* ast2600 */
+ ast->support_wide_screen = true;
+ }
+ break;
+ }
+
+ /* Check 3rd Tx option (digital output afaik) */
+ ast->tx_chip_types |= AST_TX_NONE_BIT;
+
+ /*
+ * VGACRA3 Enhanced Color Mode Register, check if DVO is already
+ * enabled, in that case, assume we have a SIL164 TMDS transmitter
+ *
+ * Don't make that assumption if we the chip wasn't enabled and
+ * is at power-on reset, otherwise we'll incorrectly "detect" a
+ * SIL164 when there is none.
+ */
+ if (!*need_post) {
+ jreg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xa3, 0xff);
+ if (jreg & 0x80)
+ ast->tx_chip_types = AST_TX_SIL164_BIT;
+ }
+
+ if ((ast->chip == AST2300) || (ast->chip == AST2400) || (ast->chip == AST2500)) {
+ /*
+ * On AST2300 and 2400, look the configuration set by the SoC in
+ * the SOC scratch register #1 bits 11:8 (interestingly marked
+ * as "reserved" in the spec)
+ */
+ jreg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd1, 0xff);
+ switch (jreg) {
+ case 0x04:
+ ast->tx_chip_types = AST_TX_SIL164_BIT;
+ break;
+ case 0x08:
+ ast->dp501_fw_addr = drmm_kzalloc(dev, 32*1024, GFP_KERNEL);
+ if (ast->dp501_fw_addr) {
+ /* backup firmware */
+ if (ast_backup_fw(dev, ast->dp501_fw_addr, 32*1024)) {
+ drmm_kfree(dev, ast->dp501_fw_addr);
+ ast->dp501_fw_addr = NULL;
+ }
+ }
+ fallthrough;
+ case 0x0c:
+ ast->tx_chip_types = AST_TX_DP501_BIT;
+ }
+ } else if (ast->chip == AST2600)
+ ast_dp_launch(&ast->base, 0);
+
+ /* Print stuff for diagnostic purposes */
+ if (ast->tx_chip_types & AST_TX_NONE_BIT)
+ drm_info(dev, "Using analog VGA\n");
+ if (ast->tx_chip_types & AST_TX_SIL164_BIT)
+ drm_info(dev, "Using Sil164 TMDS transmitter\n");
+ if (ast->tx_chip_types & AST_TX_DP501_BIT)
+ drm_info(dev, "Using DP501 DisplayPort transmitter\n");
+
+ return 0;
+}
+
+static int ast_get_dram_info(struct drm_device *dev)
+{
+ struct device_node *np = dev->dev->of_node;
+ struct ast_private *ast = to_ast_private(dev);
+ uint32_t mcr_cfg, mcr_scu_mpll, mcr_scu_strap;
+ uint32_t denum, num, div, ref_pll, dsel;
+
+ switch (ast->config_mode) {
+ case ast_use_dt:
+ /*
+ * If some properties are missing, use reasonable
+ * defaults for AST2400
+ */
+ if (of_property_read_u32(np, "aspeed,mcr-configuration",
+ &mcr_cfg))
+ mcr_cfg = 0x00000577;
+ if (of_property_read_u32(np, "aspeed,mcr-scu-mpll",
+ &mcr_scu_mpll))
+ mcr_scu_mpll = 0x000050C0;
+ if (of_property_read_u32(np, "aspeed,mcr-scu-strap",
+ &mcr_scu_strap))
+ mcr_scu_strap = 0;
+ break;
+ case ast_use_p2a:
+ ast_write32(ast, 0xf004, 0x1e6e0000);
+ ast_write32(ast, 0xf000, 0x1);
+ mcr_cfg = ast_read32(ast, 0x10004);
+ mcr_scu_mpll = ast_read32(ast, 0x10120);
+ mcr_scu_strap = ast_read32(ast, 0x10170);
+ break;
+ case ast_use_defaults:
+ default:
+ ast->dram_bus_width = 16;
+ ast->dram_type = AST_DRAM_1Gx16;
+ if (ast->chip == AST2500)
+ ast->mclk = 800;
+ else
+ ast->mclk = 396;
+ return 0;
+ }
+
+ if (mcr_cfg & 0x40)
+ ast->dram_bus_width = 16;
+ else
+ ast->dram_bus_width = 32;
+
+ if (ast->chip == AST2500) {
+ switch (mcr_cfg & 0x03) {
+ case 0:
+ ast->dram_type = AST_DRAM_1Gx16;
+ break;
+ default:
+ case 1:
+ ast->dram_type = AST_DRAM_2Gx16;
+ break;
+ case 2:
+ ast->dram_type = AST_DRAM_4Gx16;
+ break;
+ case 3:
+ ast->dram_type = AST_DRAM_8Gx16;
+ break;
+ }
+ } else if (ast->chip == AST2300 || ast->chip == AST2400) {
+ switch (mcr_cfg & 0x03) {
+ case 0:
+ ast->dram_type = AST_DRAM_512Mx16;
+ break;
+ default:
+ case 1:
+ ast->dram_type = AST_DRAM_1Gx16;
+ break;
+ case 2:
+ ast->dram_type = AST_DRAM_2Gx16;
+ break;
+ case 3:
+ ast->dram_type = AST_DRAM_4Gx16;
+ break;
+ }
+ } else {
+ switch (mcr_cfg & 0x0c) {
+ case 0:
+ case 4:
+ ast->dram_type = AST_DRAM_512Mx16;
+ break;
+ case 8:
+ if (mcr_cfg & 0x40)
+ ast->dram_type = AST_DRAM_1Gx16;
+ else
+ ast->dram_type = AST_DRAM_512Mx32;
+ break;
+ case 0xc:
+ ast->dram_type = AST_DRAM_1Gx32;
+ break;
+ }
+ }
+
+ if (mcr_scu_strap & 0x2000)
+ ref_pll = 14318;
+ else
+ ref_pll = 12000;
+
+ denum = mcr_scu_mpll & 0x1f;
+ num = (mcr_scu_mpll & 0x3fe0) >> 5;
+ dsel = (mcr_scu_mpll & 0xc000) >> 14;
+ switch (dsel) {
+ case 3:
+ div = 0x4;
+ break;
+ case 2:
+ case 1:
+ div = 0x2;
+ break;
+ default:
+ div = 0x1;
+ break;
+ }
+ ast->mclk = ref_pll * (num + 2) / ((denum + 2) * (div * 1000));
+ return 0;
+}
+
+/*
+ * Run this function as part of the HW device cleanup; not
+ * when the DRM device gets released.
+ */
+static void ast_device_release(void *data)
+{
+ struct ast_private *ast = data;
+
+ /* enable standard VGA decode */
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa1, 0x04);
+}
+
+struct ast_private *ast_device_create(const struct drm_driver *drv,
+ struct pci_dev *pdev,
+ unsigned long flags)
+{
+ struct drm_device *dev;
+ struct ast_private *ast;
+ bool need_post;
+ int ret = 0;
+
+ ast = devm_drm_dev_alloc(&pdev->dev, drv, struct ast_private, base);
+ if (IS_ERR(ast))
+ return ast;
+ dev = &ast->base;
+
+ pci_set_drvdata(pdev, dev);
+
+ ret = drmm_mutex_init(dev, &ast->ioregs_lock);
+ if (ret)
+ return ERR_PTR(ret);
+
+ ast->regs = pcim_iomap(pdev, 1, 0);
+ if (!ast->regs)
+ return ERR_PTR(-EIO);
+
+ /*
+ * After AST2500, MMIO is enabled by default, and it should be adopted
+ * to be compatible with Arm.
+ */
+ if (pdev->revision >= 0x40) {
+ ast->ioregs = ast->regs + AST_IO_MM_OFFSET;
+ } else if (!(pci_resource_flags(pdev, 2) & IORESOURCE_IO)) {
+ drm_info(dev, "platform has no IO space, trying MMIO\n");
+ ast->ioregs = ast->regs + AST_IO_MM_OFFSET;
+ }
+
+ /* "map" IO regs if the above hasn't done so already */
+ if (!ast->ioregs) {
+ ast->ioregs = pcim_iomap(pdev, 2, 0);
+ if (!ast->ioregs)
+ return ERR_PTR(-EIO);
+ }
+
+ ast_detect_chip(dev, &need_post);
+
+ ret = ast_get_dram_info(dev);
+ if (ret)
+ return ERR_PTR(ret);
+
+ drm_info(dev, "dram MCLK=%u Mhz type=%d bus_width=%d\n",
+ ast->mclk, ast->dram_type, ast->dram_bus_width);
+
+ if (need_post)
+ ast_post_gpu(dev);
+
+ ret = ast_mm_init(ast);
+ if (ret)
+ return ERR_PTR(ret);
+
+ /* map reserved buffer */
+ ast->dp501_fw_buf = NULL;
+ if (dev->vram_mm->vram_size < pci_resource_len(pdev, 0)) {
+ ast->dp501_fw_buf = pci_iomap_range(pdev, 0, dev->vram_mm->vram_size, 0);
+ if (!ast->dp501_fw_buf)
+ drm_info(dev, "failed to map reserved buffer!\n");
+ }
+
+ ret = ast_mode_config_init(ast);
+ if (ret)
+ return ERR_PTR(ret);
+
+ ret = devm_add_action_or_reset(dev->dev, ast_device_release, ast);
+ if (ret)
+ return ERR_PTR(ret);
+
+ return ast;
+}
diff --git a/drivers/gpu/drm/ast/ast_mm.c b/drivers/gpu/drm/ast/ast_mm.c
new file mode 100644
index 000000000..6e999408d
--- /dev/null
+++ b/drivers/gpu/drm/ast/ast_mm.c
@@ -0,0 +1,101 @@
+/*
+ * Copyright 2012 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ */
+/*
+ * Authors: Dave Airlie <airlied@redhat.com>
+ */
+
+#include <linux/pci.h>
+
+#include <drm/drm_gem_vram_helper.h>
+#include <drm/drm_managed.h>
+#include <drm/drm_print.h>
+
+#include "ast_drv.h"
+
+static u32 ast_get_vram_size(struct ast_private *ast)
+{
+ u8 jreg;
+ u32 vram_size;
+
+ ast_open_key(ast);
+
+ vram_size = AST_VIDMEM_DEFAULT_SIZE;
+ jreg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xaa, 0xff);
+ switch (jreg & 3) {
+ case 0:
+ vram_size = AST_VIDMEM_SIZE_8M;
+ break;
+ case 1:
+ vram_size = AST_VIDMEM_SIZE_16M;
+ break;
+ case 2:
+ vram_size = AST_VIDMEM_SIZE_32M;
+ break;
+ case 3:
+ vram_size = AST_VIDMEM_SIZE_64M;
+ break;
+ }
+
+ jreg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x99, 0xff);
+ switch (jreg & 0x03) {
+ case 1:
+ vram_size -= 0x100000;
+ break;
+ case 2:
+ vram_size -= 0x200000;
+ break;
+ case 3:
+ vram_size -= 0x400000;
+ break;
+ }
+
+ return vram_size;
+}
+
+int ast_mm_init(struct ast_private *ast)
+{
+ struct drm_device *dev = &ast->base;
+ struct pci_dev *pdev = to_pci_dev(dev->dev);
+ resource_size_t base, size;
+ u32 vram_size;
+ int ret;
+
+ base = pci_resource_start(pdev, 0);
+ size = pci_resource_len(pdev, 0);
+
+ /* Don't fail on errors, but performance might be reduced. */
+ devm_arch_io_reserve_memtype_wc(dev->dev, base, size);
+ devm_arch_phys_wc_add(dev->dev, base, size);
+
+ vram_size = ast_get_vram_size(ast);
+
+ ret = drmm_vram_helper_init(dev, base, vram_size);
+ if (ret) {
+ drm_err(dev, "Error initializing VRAM MM; %d\n", ret);
+ return ret;
+ }
+
+ return 0;
+}
diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c
new file mode 100644
index 000000000..1bc0220e6
--- /dev/null
+++ b/drivers/gpu/drm/ast/ast_mode.c
@@ -0,0 +1,1799 @@
+/*
+ * Copyright 2012 Red Hat Inc.
+ * Parts based on xf86-video-ast
+ * Copyright (c) 2005 ASPEED Technology Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ */
+/*
+ * Authors: Dave Airlie <airlied@redhat.com>
+ */
+
+#include <linux/export.h>
+#include <linux/pci.h>
+
+#include <drm/drm_atomic.h>
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_atomic_state_helper.h>
+#include <drm/drm_crtc.h>
+#include <drm/drm_crtc_helper.h>
+#include <drm/drm_edid.h>
+#include <drm/drm_fourcc.h>
+#include <drm/drm_gem_atomic_helper.h>
+#include <drm/drm_gem_framebuffer_helper.h>
+#include <drm/drm_gem_vram_helper.h>
+#include <drm/drm_managed.h>
+#include <drm/drm_probe_helper.h>
+#include <drm/drm_simple_kms_helper.h>
+
+#include "ast_drv.h"
+#include "ast_tables.h"
+
+static inline void ast_load_palette_index(struct ast_private *ast,
+ u8 index, u8 red, u8 green,
+ u8 blue)
+{
+ ast_io_write8(ast, AST_IO_DAC_INDEX_WRITE, index);
+ ast_io_read8(ast, AST_IO_SEQ_PORT);
+ ast_io_write8(ast, AST_IO_DAC_DATA, red);
+ ast_io_read8(ast, AST_IO_SEQ_PORT);
+ ast_io_write8(ast, AST_IO_DAC_DATA, green);
+ ast_io_read8(ast, AST_IO_SEQ_PORT);
+ ast_io_write8(ast, AST_IO_DAC_DATA, blue);
+ ast_io_read8(ast, AST_IO_SEQ_PORT);
+}
+
+static void ast_crtc_load_lut(struct ast_private *ast, struct drm_crtc *crtc)
+{
+ u16 *r, *g, *b;
+ int i;
+
+ if (!crtc->enabled)
+ return;
+
+ r = crtc->gamma_store;
+ g = r + crtc->gamma_size;
+ b = g + crtc->gamma_size;
+
+ for (i = 0; i < 256; i++)
+ ast_load_palette_index(ast, i, *r++ >> 8, *g++ >> 8, *b++ >> 8);
+}
+
+static bool ast_get_vbios_mode_info(const struct drm_format_info *format,
+ const struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode,
+ struct ast_vbios_mode_info *vbios_mode)
+{
+ u32 refresh_rate_index = 0, refresh_rate;
+ const struct ast_vbios_enhtable *best = NULL;
+ u32 hborder, vborder;
+ bool check_sync;
+
+ switch (format->cpp[0] * 8) {
+ case 8:
+ vbios_mode->std_table = &vbios_stdtable[VGAModeIndex];
+ break;
+ case 16:
+ vbios_mode->std_table = &vbios_stdtable[HiCModeIndex];
+ break;
+ case 24:
+ case 32:
+ vbios_mode->std_table = &vbios_stdtable[TrueCModeIndex];
+ break;
+ default:
+ return false;
+ }
+
+ switch (mode->crtc_hdisplay) {
+ case 640:
+ vbios_mode->enh_table = &res_640x480[refresh_rate_index];
+ break;
+ case 800:
+ vbios_mode->enh_table = &res_800x600[refresh_rate_index];
+ break;
+ case 1024:
+ vbios_mode->enh_table = &res_1024x768[refresh_rate_index];
+ break;
+ case 1152:
+ vbios_mode->enh_table = &res_1152x864[refresh_rate_index];
+ break;
+ case 1280:
+ if (mode->crtc_vdisplay == 800)
+ vbios_mode->enh_table = &res_1280x800[refresh_rate_index];
+ else
+ vbios_mode->enh_table = &res_1280x1024[refresh_rate_index];
+ break;
+ case 1360:
+ vbios_mode->enh_table = &res_1360x768[refresh_rate_index];
+ break;
+ case 1440:
+ vbios_mode->enh_table = &res_1440x900[refresh_rate_index];
+ break;
+ case 1600:
+ if (mode->crtc_vdisplay == 900)
+ vbios_mode->enh_table = &res_1600x900[refresh_rate_index];
+ else
+ vbios_mode->enh_table = &res_1600x1200[refresh_rate_index];
+ break;
+ case 1680:
+ vbios_mode->enh_table = &res_1680x1050[refresh_rate_index];
+ break;
+ case 1920:
+ if (mode->crtc_vdisplay == 1080)
+ vbios_mode->enh_table = &res_1920x1080[refresh_rate_index];
+ else
+ vbios_mode->enh_table = &res_1920x1200[refresh_rate_index];
+ break;
+ default:
+ return false;
+ }
+
+ refresh_rate = drm_mode_vrefresh(mode);
+ check_sync = vbios_mode->enh_table->flags & WideScreenMode;
+
+ while (1) {
+ const struct ast_vbios_enhtable *loop = vbios_mode->enh_table;
+
+ while (loop->refresh_rate != 0xff) {
+ if ((check_sync) &&
+ (((mode->flags & DRM_MODE_FLAG_NVSYNC) &&
+ (loop->flags & PVSync)) ||
+ ((mode->flags & DRM_MODE_FLAG_PVSYNC) &&
+ (loop->flags & NVSync)) ||
+ ((mode->flags & DRM_MODE_FLAG_NHSYNC) &&
+ (loop->flags & PHSync)) ||
+ ((mode->flags & DRM_MODE_FLAG_PHSYNC) &&
+ (loop->flags & NHSync)))) {
+ loop++;
+ continue;
+ }
+ if (loop->refresh_rate <= refresh_rate
+ && (!best || loop->refresh_rate > best->refresh_rate))
+ best = loop;
+ loop++;
+ }
+ if (best || !check_sync)
+ break;
+ check_sync = 0;
+ }
+
+ if (best)
+ vbios_mode->enh_table = best;
+
+ hborder = (vbios_mode->enh_table->flags & HBorder) ? 8 : 0;
+ vborder = (vbios_mode->enh_table->flags & VBorder) ? 8 : 0;
+
+ adjusted_mode->crtc_htotal = vbios_mode->enh_table->ht;
+ adjusted_mode->crtc_hblank_start = vbios_mode->enh_table->hde + hborder;
+ adjusted_mode->crtc_hblank_end = vbios_mode->enh_table->ht - hborder;
+ adjusted_mode->crtc_hsync_start = vbios_mode->enh_table->hde + hborder +
+ vbios_mode->enh_table->hfp;
+ adjusted_mode->crtc_hsync_end = (vbios_mode->enh_table->hde + hborder +
+ vbios_mode->enh_table->hfp +
+ vbios_mode->enh_table->hsync);
+
+ adjusted_mode->crtc_vtotal = vbios_mode->enh_table->vt;
+ adjusted_mode->crtc_vblank_start = vbios_mode->enh_table->vde + vborder;
+ adjusted_mode->crtc_vblank_end = vbios_mode->enh_table->vt - vborder;
+ adjusted_mode->crtc_vsync_start = vbios_mode->enh_table->vde + vborder +
+ vbios_mode->enh_table->vfp;
+ adjusted_mode->crtc_vsync_end = (vbios_mode->enh_table->vde + vborder +
+ vbios_mode->enh_table->vfp +
+ vbios_mode->enh_table->vsync);
+
+ return true;
+}
+
+static void ast_set_vbios_color_reg(struct ast_private *ast,
+ const struct drm_format_info *format,
+ const struct ast_vbios_mode_info *vbios_mode)
+{
+ u32 color_index;
+
+ switch (format->cpp[0]) {
+ case 1:
+ color_index = VGAModeIndex - 1;
+ break;
+ case 2:
+ color_index = HiCModeIndex;
+ break;
+ case 3:
+ case 4:
+ color_index = TrueCModeIndex;
+ break;
+ default:
+ return;
+ }
+
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x8c, (u8)((color_index & 0x0f) << 4));
+
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x91, 0x00);
+
+ if (vbios_mode->enh_table->flags & NewModeInfo) {
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x91, 0xa8);
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x92, format->cpp[0] * 8);
+ }
+}
+
+static void ast_set_vbios_mode_reg(struct ast_private *ast,
+ const struct drm_display_mode *adjusted_mode,
+ const struct ast_vbios_mode_info *vbios_mode)
+{
+ u32 refresh_rate_index, mode_id;
+
+ refresh_rate_index = vbios_mode->enh_table->refresh_rate_index;
+ mode_id = vbios_mode->enh_table->mode_id;
+
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x8d, refresh_rate_index & 0xff);
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x8e, mode_id & 0xff);
+
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x91, 0x00);
+
+ if (vbios_mode->enh_table->flags & NewModeInfo) {
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x91, 0xa8);
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x93, adjusted_mode->clock / 1000);
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x94, adjusted_mode->crtc_hdisplay);
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x95, adjusted_mode->crtc_hdisplay >> 8);
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x96, adjusted_mode->crtc_vdisplay);
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x97, adjusted_mode->crtc_vdisplay >> 8);
+ }
+}
+
+static void ast_set_std_reg(struct ast_private *ast,
+ struct drm_display_mode *mode,
+ struct ast_vbios_mode_info *vbios_mode)
+{
+ const struct ast_vbios_stdtable *stdtable;
+ u32 i;
+ u8 jreg;
+
+ stdtable = vbios_mode->std_table;
+
+ jreg = stdtable->misc;
+ ast_io_write8(ast, AST_IO_MISC_PORT_WRITE, jreg);
+
+ /* Set SEQ; except Screen Disable field */
+ ast_set_index_reg(ast, AST_IO_SEQ_PORT, 0x00, 0x03);
+ ast_set_index_reg_mask(ast, AST_IO_SEQ_PORT, 0x01, 0xdf, stdtable->seq[0]);
+ for (i = 1; i < 4; i++) {
+ jreg = stdtable->seq[i];
+ ast_set_index_reg(ast, AST_IO_SEQ_PORT, (i + 1), jreg);
+ }
+
+ /* Set CRTC; except base address and offset */
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x11, 0x7f, 0x00);
+ for (i = 0; i < 12; i++)
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, i, stdtable->crtc[i]);
+ for (i = 14; i < 19; i++)
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, i, stdtable->crtc[i]);
+ for (i = 20; i < 25; i++)
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, i, stdtable->crtc[i]);
+
+ /* set AR */
+ jreg = ast_io_read8(ast, AST_IO_INPUT_STATUS1_READ);
+ for (i = 0; i < 20; i++) {
+ jreg = stdtable->ar[i];
+ ast_io_write8(ast, AST_IO_AR_PORT_WRITE, (u8)i);
+ ast_io_write8(ast, AST_IO_AR_PORT_WRITE, jreg);
+ }
+ ast_io_write8(ast, AST_IO_AR_PORT_WRITE, 0x14);
+ ast_io_write8(ast, AST_IO_AR_PORT_WRITE, 0x00);
+
+ jreg = ast_io_read8(ast, AST_IO_INPUT_STATUS1_READ);
+ ast_io_write8(ast, AST_IO_AR_PORT_WRITE, 0x20);
+
+ /* Set GR */
+ for (i = 0; i < 9; i++)
+ ast_set_index_reg(ast, AST_IO_GR_PORT, i, stdtable->gr[i]);
+}
+
+static void ast_set_crtc_reg(struct ast_private *ast,
+ struct drm_display_mode *mode,
+ struct ast_vbios_mode_info *vbios_mode)
+{
+ u8 jreg05 = 0, jreg07 = 0, jreg09 = 0, jregAC = 0, jregAD = 0, jregAE = 0;
+ u16 temp, precache = 0;
+
+ if ((ast->chip == AST2500 || ast->chip == AST2600) &&
+ (vbios_mode->enh_table->flags & AST2500PreCatchCRT))
+ precache = 40;
+
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x11, 0x7f, 0x00);
+
+ temp = (mode->crtc_htotal >> 3) - 5;
+ if (temp & 0x100)
+ jregAC |= 0x01; /* HT D[8] */
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x00, 0x00, temp);
+
+ temp = (mode->crtc_hdisplay >> 3) - 1;
+ if (temp & 0x100)
+ jregAC |= 0x04; /* HDE D[8] */
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x01, 0x00, temp);
+
+ temp = (mode->crtc_hblank_start >> 3) - 1;
+ if (temp & 0x100)
+ jregAC |= 0x10; /* HBS D[8] */
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x02, 0x00, temp);
+
+ temp = ((mode->crtc_hblank_end >> 3) - 1) & 0x7f;
+ if (temp & 0x20)
+ jreg05 |= 0x80; /* HBE D[5] */
+ if (temp & 0x40)
+ jregAD |= 0x01; /* HBE D[5] */
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x03, 0xE0, (temp & 0x1f));
+
+ temp = ((mode->crtc_hsync_start-precache) >> 3) - 1;
+ if (temp & 0x100)
+ jregAC |= 0x40; /* HRS D[5] */
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x04, 0x00, temp);
+
+ temp = (((mode->crtc_hsync_end-precache) >> 3) - 1) & 0x3f;
+ if (temp & 0x20)
+ jregAD |= 0x04; /* HRE D[5] */
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x05, 0x60, (u8)((temp & 0x1f) | jreg05));
+
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xAC, 0x00, jregAC);
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xAD, 0x00, jregAD);
+
+ // Workaround for HSync Time non octave pixels (1920x1080@60Hz HSync 44 pixels);
+ if ((ast->chip == AST2600) && (mode->crtc_vdisplay == 1080))
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xFC, 0xFD, 0x02);
+ else
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xFC, 0xFD, 0x00);
+
+ /* vert timings */
+ temp = (mode->crtc_vtotal) - 2;
+ if (temp & 0x100)
+ jreg07 |= 0x01;
+ if (temp & 0x200)
+ jreg07 |= 0x20;
+ if (temp & 0x400)
+ jregAE |= 0x01;
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x06, 0x00, temp);
+
+ temp = (mode->crtc_vsync_start) - 1;
+ if (temp & 0x100)
+ jreg07 |= 0x04;
+ if (temp & 0x200)
+ jreg07 |= 0x80;
+ if (temp & 0x400)
+ jregAE |= 0x08;
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x10, 0x00, temp);
+
+ temp = (mode->crtc_vsync_end - 1) & 0x3f;
+ if (temp & 0x10)
+ jregAE |= 0x20;
+ if (temp & 0x20)
+ jregAE |= 0x40;
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x11, 0x70, temp & 0xf);
+
+ temp = mode->crtc_vdisplay - 1;
+ if (temp & 0x100)
+ jreg07 |= 0x02;
+ if (temp & 0x200)
+ jreg07 |= 0x40;
+ if (temp & 0x400)
+ jregAE |= 0x02;
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x12, 0x00, temp);
+
+ temp = mode->crtc_vblank_start - 1;
+ if (temp & 0x100)
+ jreg07 |= 0x08;
+ if (temp & 0x200)
+ jreg09 |= 0x20;
+ if (temp & 0x400)
+ jregAE |= 0x04;
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x15, 0x00, temp);
+
+ temp = mode->crtc_vblank_end - 1;
+ if (temp & 0x100)
+ jregAE |= 0x10;
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x16, 0x00, temp);
+
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x07, 0x00, jreg07);
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x09, 0xdf, jreg09);
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xAE, 0x00, (jregAE | 0x80));
+
+ if (precache)
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb6, 0x3f, 0x80);
+ else
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb6, 0x3f, 0x00);
+
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x11, 0x7f, 0x80);
+}
+
+static void ast_set_offset_reg(struct ast_private *ast,
+ struct drm_framebuffer *fb)
+{
+ u16 offset;
+
+ offset = fb->pitches[0] >> 3;
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x13, (offset & 0xff));
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xb0, (offset >> 8) & 0x3f);
+}
+
+static void ast_set_dclk_reg(struct ast_private *ast,
+ struct drm_display_mode *mode,
+ struct ast_vbios_mode_info *vbios_mode)
+{
+ const struct ast_vbios_dclk_info *clk_info;
+
+ if ((ast->chip == AST2500) || (ast->chip == AST2600))
+ clk_info = &dclk_table_ast2500[vbios_mode->enh_table->dclk_index];
+ else
+ clk_info = &dclk_table[vbios_mode->enh_table->dclk_index];
+
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xc0, 0x00, clk_info->param1);
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xc1, 0x00, clk_info->param2);
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xbb, 0x0f,
+ (clk_info->param3 & 0xc0) |
+ ((clk_info->param3 & 0x3) << 4));
+}
+
+static void ast_set_color_reg(struct ast_private *ast,
+ const struct drm_format_info *format)
+{
+ u8 jregA0 = 0, jregA3 = 0, jregA8 = 0;
+
+ switch (format->cpp[0] * 8) {
+ case 8:
+ jregA0 = 0x70;
+ jregA3 = 0x01;
+ jregA8 = 0x00;
+ break;
+ case 15:
+ case 16:
+ jregA0 = 0x70;
+ jregA3 = 0x04;
+ jregA8 = 0x02;
+ break;
+ case 32:
+ jregA0 = 0x70;
+ jregA3 = 0x08;
+ jregA8 = 0x02;
+ break;
+ }
+
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xa0, 0x8f, jregA0);
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xa3, 0xf0, jregA3);
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xa8, 0xfd, jregA8);
+}
+
+static void ast_set_crtthd_reg(struct ast_private *ast)
+{
+ /* Set Threshold */
+ if (ast->chip == AST2600) {
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa7, 0xe0);
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa6, 0xa0);
+ } else if (ast->chip == AST2300 || ast->chip == AST2400 ||
+ ast->chip == AST2500) {
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa7, 0x78);
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa6, 0x60);
+ } else if (ast->chip == AST2100 ||
+ ast->chip == AST1100 ||
+ ast->chip == AST2200 ||
+ ast->chip == AST2150) {
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa7, 0x3f);
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa6, 0x2f);
+ } else {
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa7, 0x2f);
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa6, 0x1f);
+ }
+}
+
+static void ast_set_sync_reg(struct ast_private *ast,
+ struct drm_display_mode *mode,
+ struct ast_vbios_mode_info *vbios_mode)
+{
+ u8 jreg;
+
+ jreg = ast_io_read8(ast, AST_IO_MISC_PORT_READ);
+ jreg &= ~0xC0;
+ if (vbios_mode->enh_table->flags & NVSync)
+ jreg |= 0x80;
+ if (vbios_mode->enh_table->flags & NHSync)
+ jreg |= 0x40;
+ ast_io_write8(ast, AST_IO_MISC_PORT_WRITE, jreg);
+}
+
+static void ast_set_start_address_crt1(struct ast_private *ast,
+ unsigned int offset)
+{
+ u32 addr;
+
+ addr = offset >> 2;
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x0d, (u8)(addr & 0xff));
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x0c, (u8)((addr >> 8) & 0xff));
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xaf, (u8)((addr >> 16) & 0xff));
+
+}
+
+static void ast_wait_for_vretrace(struct ast_private *ast)
+{
+ unsigned long timeout = jiffies + HZ;
+ u8 vgair1;
+
+ do {
+ vgair1 = ast_io_read8(ast, AST_IO_INPUT_STATUS1_READ);
+ } while (!(vgair1 & AST_IO_VGAIR1_VREFRESH) && time_before(jiffies, timeout));
+}
+
+/*
+ * Primary plane
+ */
+
+static const uint32_t ast_primary_plane_formats[] = {
+ DRM_FORMAT_XRGB8888,
+ DRM_FORMAT_RGB565,
+ DRM_FORMAT_C8,
+};
+
+static int ast_primary_plane_helper_atomic_check(struct drm_plane *plane,
+ struct drm_atomic_state *state)
+{
+ struct drm_plane_state *new_plane_state = drm_atomic_get_new_plane_state(state,
+ plane);
+ struct drm_crtc_state *crtc_state;
+ struct ast_crtc_state *ast_crtc_state;
+ int ret;
+
+ if (!new_plane_state->crtc)
+ return 0;
+
+ crtc_state = drm_atomic_get_new_crtc_state(state,
+ new_plane_state->crtc);
+
+ ret = drm_atomic_helper_check_plane_state(new_plane_state, crtc_state,
+ DRM_PLANE_NO_SCALING,
+ DRM_PLANE_NO_SCALING,
+ false, true);
+ if (ret)
+ return ret;
+
+ if (!new_plane_state->visible)
+ return 0;
+
+ ast_crtc_state = to_ast_crtc_state(crtc_state);
+
+ ast_crtc_state->format = new_plane_state->fb->format;
+
+ return 0;
+}
+
+static void
+ast_primary_plane_helper_atomic_update(struct drm_plane *plane,
+ struct drm_atomic_state *state)
+{
+ struct drm_plane_state *old_state = drm_atomic_get_old_plane_state(state,
+ plane);
+ struct drm_device *dev = plane->dev;
+ struct ast_private *ast = to_ast_private(dev);
+ struct drm_plane_state *new_state = drm_atomic_get_new_plane_state(state,
+ plane);
+ struct drm_gem_vram_object *gbo;
+ s64 gpu_addr;
+ struct drm_framebuffer *fb = new_state->fb;
+ struct drm_framebuffer *old_fb = old_state->fb;
+
+ if (!old_fb || (fb->format != old_fb->format)) {
+ struct drm_crtc_state *crtc_state = new_state->crtc->state;
+ struct ast_crtc_state *ast_crtc_state = to_ast_crtc_state(crtc_state);
+ struct ast_vbios_mode_info *vbios_mode_info = &ast_crtc_state->vbios_mode_info;
+
+ ast_set_color_reg(ast, fb->format);
+ ast_set_vbios_color_reg(ast, fb->format, vbios_mode_info);
+ }
+
+ gbo = drm_gem_vram_of_gem(fb->obj[0]);
+ gpu_addr = drm_gem_vram_offset(gbo);
+ if (drm_WARN_ON_ONCE(dev, gpu_addr < 0))
+ return; /* Bug: we didn't pin the BO to VRAM in prepare_fb. */
+
+ ast_set_offset_reg(ast, fb);
+ ast_set_start_address_crt1(ast, (u32)gpu_addr);
+
+ ast_set_index_reg_mask(ast, AST_IO_SEQ_PORT, 0x1, 0xdf, 0x00);
+}
+
+static void
+ast_primary_plane_helper_atomic_disable(struct drm_plane *plane,
+ struct drm_atomic_state *state)
+{
+ struct ast_private *ast = to_ast_private(plane->dev);
+
+ ast_set_index_reg_mask(ast, AST_IO_SEQ_PORT, 0x1, 0xdf, 0x20);
+}
+
+static const struct drm_plane_helper_funcs ast_primary_plane_helper_funcs = {
+ DRM_GEM_VRAM_PLANE_HELPER_FUNCS,
+ .atomic_check = ast_primary_plane_helper_atomic_check,
+ .atomic_update = ast_primary_plane_helper_atomic_update,
+ .atomic_disable = ast_primary_plane_helper_atomic_disable,
+};
+
+static const struct drm_plane_funcs ast_primary_plane_funcs = {
+ .update_plane = drm_atomic_helper_update_plane,
+ .disable_plane = drm_atomic_helper_disable_plane,
+ .destroy = drm_plane_cleanup,
+ .reset = drm_atomic_helper_plane_reset,
+ .atomic_duplicate_state = drm_atomic_helper_plane_duplicate_state,
+ .atomic_destroy_state = drm_atomic_helper_plane_destroy_state,
+};
+
+static int ast_primary_plane_init(struct ast_private *ast)
+{
+ struct drm_device *dev = &ast->base;
+ struct drm_plane *primary_plane = &ast->primary_plane;
+ int ret;
+
+ ret = drm_universal_plane_init(dev, primary_plane, 0x01,
+ &ast_primary_plane_funcs,
+ ast_primary_plane_formats,
+ ARRAY_SIZE(ast_primary_plane_formats),
+ NULL, DRM_PLANE_TYPE_PRIMARY, NULL);
+ if (ret) {
+ drm_err(dev, "drm_universal_plane_init() failed: %d\n", ret);
+ return ret;
+ }
+ drm_plane_helper_add(primary_plane, &ast_primary_plane_helper_funcs);
+
+ return 0;
+}
+
+/*
+ * Cursor plane
+ */
+
+static void ast_update_cursor_image(u8 __iomem *dst, const u8 *src, int width, int height)
+{
+ union {
+ u32 ul;
+ u8 b[4];
+ } srcdata32[2], data32;
+ union {
+ u16 us;
+ u8 b[2];
+ } data16;
+ u32 csum = 0;
+ s32 alpha_dst_delta, last_alpha_dst_delta;
+ u8 __iomem *dstxor;
+ const u8 *srcxor;
+ int i, j;
+ u32 per_pixel_copy, two_pixel_copy;
+
+ alpha_dst_delta = AST_MAX_HWC_WIDTH << 1;
+ last_alpha_dst_delta = alpha_dst_delta - (width << 1);
+
+ srcxor = src;
+ dstxor = (u8 *)dst + last_alpha_dst_delta + (AST_MAX_HWC_HEIGHT - height) * alpha_dst_delta;
+ per_pixel_copy = width & 1;
+ two_pixel_copy = width >> 1;
+
+ for (j = 0; j < height; j++) {
+ for (i = 0; i < two_pixel_copy; i++) {
+ srcdata32[0].ul = *((u32 *)srcxor) & 0xf0f0f0f0;
+ srcdata32[1].ul = *((u32 *)(srcxor + 4)) & 0xf0f0f0f0;
+ data32.b[0] = srcdata32[0].b[1] | (srcdata32[0].b[0] >> 4);
+ data32.b[1] = srcdata32[0].b[3] | (srcdata32[0].b[2] >> 4);
+ data32.b[2] = srcdata32[1].b[1] | (srcdata32[1].b[0] >> 4);
+ data32.b[3] = srcdata32[1].b[3] | (srcdata32[1].b[2] >> 4);
+
+ writel(data32.ul, dstxor);
+ csum += data32.ul;
+
+ dstxor += 4;
+ srcxor += 8;
+
+ }
+
+ for (i = 0; i < per_pixel_copy; i++) {
+ srcdata32[0].ul = *((u32 *)srcxor) & 0xf0f0f0f0;
+ data16.b[0] = srcdata32[0].b[1] | (srcdata32[0].b[0] >> 4);
+ data16.b[1] = srcdata32[0].b[3] | (srcdata32[0].b[2] >> 4);
+ writew(data16.us, dstxor);
+ csum += (u32)data16.us;
+
+ dstxor += 2;
+ srcxor += 4;
+ }
+ dstxor += last_alpha_dst_delta;
+ }
+
+ /* write checksum + signature */
+ dst += AST_HWC_SIZE;
+ writel(csum, dst);
+ writel(width, dst + AST_HWC_SIGNATURE_SizeX);
+ writel(height, dst + AST_HWC_SIGNATURE_SizeY);
+ writel(0, dst + AST_HWC_SIGNATURE_HOTSPOTX);
+ writel(0, dst + AST_HWC_SIGNATURE_HOTSPOTY);
+}
+
+static void ast_set_cursor_base(struct ast_private *ast, u64 address)
+{
+ u8 addr0 = (address >> 3) & 0xff;
+ u8 addr1 = (address >> 11) & 0xff;
+ u8 addr2 = (address >> 19) & 0xff;
+
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xc8, addr0);
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xc9, addr1);
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xca, addr2);
+}
+
+static void ast_set_cursor_location(struct ast_private *ast, u16 x, u16 y,
+ u8 x_offset, u8 y_offset)
+{
+ u8 x0 = (x & 0x00ff);
+ u8 x1 = (x & 0x0f00) >> 8;
+ u8 y0 = (y & 0x00ff);
+ u8 y1 = (y & 0x0700) >> 8;
+
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xc2, x_offset);
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xc3, y_offset);
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xc4, x0);
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xc5, x1);
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xc6, y0);
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xc7, y1);
+}
+
+static void ast_set_cursor_enabled(struct ast_private *ast, bool enabled)
+{
+ static const u8 mask = (u8)~(AST_IO_VGACRCB_HWC_16BPP |
+ AST_IO_VGACRCB_HWC_ENABLED);
+
+ u8 vgacrcb = AST_IO_VGACRCB_HWC_16BPP;
+
+ if (enabled)
+ vgacrcb |= AST_IO_VGACRCB_HWC_ENABLED;
+
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xcb, mask, vgacrcb);
+}
+
+static const uint32_t ast_cursor_plane_formats[] = {
+ DRM_FORMAT_ARGB8888,
+};
+
+static int ast_cursor_plane_helper_atomic_check(struct drm_plane *plane,
+ struct drm_atomic_state *state)
+{
+ struct drm_plane_state *new_plane_state = drm_atomic_get_new_plane_state(state,
+ plane);
+ struct drm_framebuffer *fb = new_plane_state->fb;
+ struct drm_crtc_state *crtc_state;
+ int ret;
+
+ if (!new_plane_state->crtc)
+ return 0;
+
+ crtc_state = drm_atomic_get_new_crtc_state(state,
+ new_plane_state->crtc);
+
+ ret = drm_atomic_helper_check_plane_state(new_plane_state, crtc_state,
+ DRM_PLANE_NO_SCALING,
+ DRM_PLANE_NO_SCALING,
+ true, true);
+ if (ret)
+ return ret;
+
+ if (!new_plane_state->visible)
+ return 0;
+
+ if (fb->width > AST_MAX_HWC_WIDTH || fb->height > AST_MAX_HWC_HEIGHT)
+ return -EINVAL;
+
+ return 0;
+}
+
+static void
+ast_cursor_plane_helper_atomic_update(struct drm_plane *plane,
+ struct drm_atomic_state *state)
+{
+ struct ast_cursor_plane *ast_cursor_plane = to_ast_cursor_plane(plane);
+ struct drm_plane_state *old_state = drm_atomic_get_old_plane_state(state,
+ plane);
+ struct drm_plane_state *new_state = drm_atomic_get_new_plane_state(state,
+ plane);
+ struct drm_shadow_plane_state *shadow_plane_state = to_drm_shadow_plane_state(new_state);
+ struct drm_framebuffer *fb = new_state->fb;
+ struct ast_private *ast = to_ast_private(plane->dev);
+ struct iosys_map dst_map =
+ ast_cursor_plane->hwc[ast_cursor_plane->next_hwc_index].map;
+ u64 dst_off =
+ ast_cursor_plane->hwc[ast_cursor_plane->next_hwc_index].off;
+ struct iosys_map src_map = shadow_plane_state->data[0];
+ unsigned int offset_x, offset_y;
+ u16 x, y;
+ u8 x_offset, y_offset;
+ u8 __iomem *dst;
+ u8 __iomem *sig;
+ const u8 *src;
+
+ src = src_map.vaddr; /* TODO: Use mapping abstraction properly */
+ dst = dst_map.vaddr_iomem; /* TODO: Use mapping abstraction properly */
+ sig = dst + AST_HWC_SIZE; /* TODO: Use mapping abstraction properly */
+
+ /*
+ * Do data transfer to HW cursor BO. If a new cursor image was installed,
+ * point the scanout engine to dst_gbo's offset and page-flip the HWC buffers.
+ */
+
+ ast_update_cursor_image(dst, src, fb->width, fb->height);
+
+ if (new_state->fb != old_state->fb) {
+ ast_set_cursor_base(ast, dst_off);
+
+ ++ast_cursor_plane->next_hwc_index;
+ ast_cursor_plane->next_hwc_index %= ARRAY_SIZE(ast_cursor_plane->hwc);
+ }
+
+ /*
+ * Update location in HWC signature and registers.
+ */
+
+ writel(new_state->crtc_x, sig + AST_HWC_SIGNATURE_X);
+ writel(new_state->crtc_y, sig + AST_HWC_SIGNATURE_Y);
+
+ offset_x = AST_MAX_HWC_WIDTH - fb->width;
+ offset_y = AST_MAX_HWC_HEIGHT - fb->height;
+
+ if (new_state->crtc_x < 0) {
+ x_offset = (-new_state->crtc_x) + offset_x;
+ x = 0;
+ } else {
+ x_offset = offset_x;
+ x = new_state->crtc_x;
+ }
+ if (new_state->crtc_y < 0) {
+ y_offset = (-new_state->crtc_y) + offset_y;
+ y = 0;
+ } else {
+ y_offset = offset_y;
+ y = new_state->crtc_y;
+ }
+
+ ast_set_cursor_location(ast, x, y, x_offset, y_offset);
+
+ /* Dummy write to enable HWC and make the HW pick-up the changes. */
+ ast_set_cursor_enabled(ast, true);
+}
+
+static void
+ast_cursor_plane_helper_atomic_disable(struct drm_plane *plane,
+ struct drm_atomic_state *state)
+{
+ struct ast_private *ast = to_ast_private(plane->dev);
+
+ ast_set_cursor_enabled(ast, false);
+}
+
+static const struct drm_plane_helper_funcs ast_cursor_plane_helper_funcs = {
+ DRM_GEM_SHADOW_PLANE_HELPER_FUNCS,
+ .atomic_check = ast_cursor_plane_helper_atomic_check,
+ .atomic_update = ast_cursor_plane_helper_atomic_update,
+ .atomic_disable = ast_cursor_plane_helper_atomic_disable,
+};
+
+static void ast_cursor_plane_destroy(struct drm_plane *plane)
+{
+ struct ast_cursor_plane *ast_cursor_plane = to_ast_cursor_plane(plane);
+ size_t i;
+ struct drm_gem_vram_object *gbo;
+ struct iosys_map map;
+
+ for (i = 0; i < ARRAY_SIZE(ast_cursor_plane->hwc); ++i) {
+ gbo = ast_cursor_plane->hwc[i].gbo;
+ map = ast_cursor_plane->hwc[i].map;
+ drm_gem_vram_vunmap(gbo, &map);
+ drm_gem_vram_unpin(gbo);
+ drm_gem_vram_put(gbo);
+ }
+
+ drm_plane_cleanup(plane);
+}
+
+static const struct drm_plane_funcs ast_cursor_plane_funcs = {
+ .update_plane = drm_atomic_helper_update_plane,
+ .disable_plane = drm_atomic_helper_disable_plane,
+ .destroy = ast_cursor_plane_destroy,
+ DRM_GEM_SHADOW_PLANE_FUNCS,
+};
+
+static int ast_cursor_plane_init(struct ast_private *ast)
+{
+ struct drm_device *dev = &ast->base;
+ struct ast_cursor_plane *ast_cursor_plane = &ast->cursor_plane;
+ struct drm_plane *cursor_plane = &ast_cursor_plane->base;
+ size_t size, i;
+ struct drm_gem_vram_object *gbo;
+ struct iosys_map map;
+ int ret;
+ s64 off;
+
+ /*
+ * Allocate backing storage for cursors. The BOs are permanently
+ * pinned to the top end of the VRAM.
+ */
+
+ size = roundup(AST_HWC_SIZE + AST_HWC_SIGNATURE_SIZE, PAGE_SIZE);
+
+ for (i = 0; i < ARRAY_SIZE(ast_cursor_plane->hwc); ++i) {
+ gbo = drm_gem_vram_create(dev, size, 0);
+ if (IS_ERR(gbo)) {
+ ret = PTR_ERR(gbo);
+ goto err_hwc;
+ }
+ ret = drm_gem_vram_pin(gbo, DRM_GEM_VRAM_PL_FLAG_VRAM |
+ DRM_GEM_VRAM_PL_FLAG_TOPDOWN);
+ if (ret)
+ goto err_drm_gem_vram_put;
+ ret = drm_gem_vram_vmap(gbo, &map);
+ if (ret)
+ goto err_drm_gem_vram_unpin;
+ off = drm_gem_vram_offset(gbo);
+ if (off < 0) {
+ ret = off;
+ goto err_drm_gem_vram_vunmap;
+ }
+ ast_cursor_plane->hwc[i].gbo = gbo;
+ ast_cursor_plane->hwc[i].map = map;
+ ast_cursor_plane->hwc[i].off = off;
+ }
+
+ /*
+ * Create the cursor plane. The plane's destroy callback will release
+ * the backing storages' BO memory.
+ */
+
+ ret = drm_universal_plane_init(dev, cursor_plane, 0x01,
+ &ast_cursor_plane_funcs,
+ ast_cursor_plane_formats,
+ ARRAY_SIZE(ast_cursor_plane_formats),
+ NULL, DRM_PLANE_TYPE_CURSOR, NULL);
+ if (ret) {
+ drm_err(dev, "drm_universal_plane failed(): %d\n", ret);
+ goto err_hwc;
+ }
+ drm_plane_helper_add(cursor_plane, &ast_cursor_plane_helper_funcs);
+
+ return 0;
+
+err_hwc:
+ while (i) {
+ --i;
+ gbo = ast_cursor_plane->hwc[i].gbo;
+ map = ast_cursor_plane->hwc[i].map;
+err_drm_gem_vram_vunmap:
+ drm_gem_vram_vunmap(gbo, &map);
+err_drm_gem_vram_unpin:
+ drm_gem_vram_unpin(gbo);
+err_drm_gem_vram_put:
+ drm_gem_vram_put(gbo);
+ }
+ return ret;
+}
+
+/*
+ * CRTC
+ */
+
+static void ast_crtc_dpms(struct drm_crtc *crtc, int mode)
+{
+ struct ast_private *ast = to_ast_private(crtc->dev);
+ u8 ch = AST_DPMS_VSYNC_OFF | AST_DPMS_HSYNC_OFF;
+ struct ast_crtc_state *ast_state;
+ const struct drm_format_info *format;
+ struct ast_vbios_mode_info *vbios_mode_info;
+
+ /* TODO: Maybe control display signal generation with
+ * Sync Enable (bit CR17.7).
+ */
+ switch (mode) {
+ case DRM_MODE_DPMS_ON:
+ ast_set_index_reg_mask(ast, AST_IO_SEQ_PORT, 0x01, 0xdf, 0);
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb6, 0xfc, 0);
+ if (ast->tx_chip_types & AST_TX_DP501_BIT)
+ ast_set_dp501_video_output(crtc->dev, 1);
+
+ if (ast->tx_chip_types & AST_TX_ASTDP_BIT) {
+ ast_dp_power_on_off(crtc->dev, AST_DP_POWER_ON);
+ ast_wait_for_vretrace(ast);
+ ast_dp_set_on_off(crtc->dev, 1);
+ }
+
+ ast_state = to_ast_crtc_state(crtc->state);
+ format = ast_state->format;
+
+ if (format) {
+ vbios_mode_info = &ast_state->vbios_mode_info;
+
+ ast_set_color_reg(ast, format);
+ ast_set_vbios_color_reg(ast, format, vbios_mode_info);
+ }
+
+ ast_crtc_load_lut(ast, crtc);
+ break;
+ case DRM_MODE_DPMS_STANDBY:
+ case DRM_MODE_DPMS_SUSPEND:
+ case DRM_MODE_DPMS_OFF:
+ ch = mode;
+ if (ast->tx_chip_types & AST_TX_DP501_BIT)
+ ast_set_dp501_video_output(crtc->dev, 0);
+
+ if (ast->tx_chip_types & AST_TX_ASTDP_BIT) {
+ ast_dp_set_on_off(crtc->dev, 0);
+ ast_dp_power_on_off(crtc->dev, AST_DP_POWER_OFF);
+ }
+
+ ast_set_index_reg_mask(ast, AST_IO_SEQ_PORT, 0x01, 0xdf, 0x20);
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb6, 0xfc, ch);
+ break;
+ }
+}
+
+static enum drm_mode_status
+ast_crtc_helper_mode_valid(struct drm_crtc *crtc, const struct drm_display_mode *mode)
+{
+ struct ast_private *ast = to_ast_private(crtc->dev);
+ enum drm_mode_status status;
+ uint32_t jtemp;
+
+ if (ast->support_wide_screen) {
+ if ((mode->hdisplay == 1680) && (mode->vdisplay == 1050))
+ return MODE_OK;
+ if ((mode->hdisplay == 1280) && (mode->vdisplay == 800))
+ return MODE_OK;
+ if ((mode->hdisplay == 1440) && (mode->vdisplay == 900))
+ return MODE_OK;
+ if ((mode->hdisplay == 1360) && (mode->vdisplay == 768))
+ return MODE_OK;
+ if ((mode->hdisplay == 1600) && (mode->vdisplay == 900))
+ return MODE_OK;
+ if ((mode->hdisplay == 1152) && (mode->vdisplay == 864))
+ return MODE_OK;
+
+ if ((ast->chip == AST2100) || (ast->chip == AST2200) ||
+ (ast->chip == AST2300) || (ast->chip == AST2400) ||
+ (ast->chip == AST2500) || (ast->chip == AST2600)) {
+ if ((mode->hdisplay == 1920) && (mode->vdisplay == 1080))
+ return MODE_OK;
+
+ if ((mode->hdisplay == 1920) && (mode->vdisplay == 1200)) {
+ jtemp = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd1, 0xff);
+ if (jtemp & 0x01)
+ return MODE_NOMODE;
+ else
+ return MODE_OK;
+ }
+ }
+ }
+
+ status = MODE_NOMODE;
+
+ switch (mode->hdisplay) {
+ case 640:
+ if (mode->vdisplay == 480)
+ status = MODE_OK;
+ break;
+ case 800:
+ if (mode->vdisplay == 600)
+ status = MODE_OK;
+ break;
+ case 1024:
+ if (mode->vdisplay == 768)
+ status = MODE_OK;
+ break;
+ case 1152:
+ if (mode->vdisplay == 864)
+ status = MODE_OK;
+ break;
+ case 1280:
+ if (mode->vdisplay == 1024)
+ status = MODE_OK;
+ break;
+ case 1600:
+ if (mode->vdisplay == 1200)
+ status = MODE_OK;
+ break;
+ default:
+ break;
+ }
+
+ return status;
+}
+
+static int ast_crtc_helper_atomic_check(struct drm_crtc *crtc,
+ struct drm_atomic_state *state)
+{
+ struct drm_crtc_state *crtc_state = drm_atomic_get_new_crtc_state(state, crtc);
+ struct drm_device *dev = crtc->dev;
+ struct ast_crtc_state *ast_state;
+ const struct drm_format_info *format;
+ bool succ;
+ int ret;
+
+ ret = drm_atomic_helper_check_crtc_state(crtc_state, false);
+ if (ret)
+ return ret;
+
+ if (!crtc_state->enable)
+ goto out;
+
+ ast_state = to_ast_crtc_state(crtc_state);
+
+ format = ast_state->format;
+ if (drm_WARN_ON_ONCE(dev, !format))
+ return -EINVAL; /* BUG: We didn't set format in primary check(). */
+
+ succ = ast_get_vbios_mode_info(format, &crtc_state->mode,
+ &crtc_state->adjusted_mode,
+ &ast_state->vbios_mode_info);
+ if (!succ)
+ return -EINVAL;
+
+out:
+ return drm_atomic_add_affected_planes(state, crtc);
+}
+
+static void ast_crtc_helper_atomic_begin(struct drm_crtc *crtc, struct drm_atomic_state *state)
+{
+ struct drm_device *dev = crtc->dev;
+ struct ast_private *ast = to_ast_private(dev);
+
+ /*
+ * Concurrent operations could possibly trigger a call to
+ * drm_connector_helper_funcs.get_modes by trying to read the
+ * display modes. Protect access to I/O registers by acquiring
+ * the I/O-register lock. Released in atomic_flush().
+ */
+ mutex_lock(&ast->ioregs_lock);
+}
+
+static void
+ast_crtc_helper_atomic_flush(struct drm_crtc *crtc,
+ struct drm_atomic_state *state)
+{
+ struct drm_crtc_state *crtc_state = drm_atomic_get_new_crtc_state(state,
+ crtc);
+ struct drm_crtc_state *old_crtc_state = drm_atomic_get_old_crtc_state(state,
+ crtc);
+ struct drm_device *dev = crtc->dev;
+ struct ast_private *ast = to_ast_private(dev);
+ struct ast_crtc_state *ast_crtc_state = to_ast_crtc_state(crtc_state);
+ struct ast_crtc_state *old_ast_crtc_state = to_ast_crtc_state(old_crtc_state);
+ struct ast_vbios_mode_info *vbios_mode_info = &ast_crtc_state->vbios_mode_info;
+
+ /*
+ * The gamma LUT has to be reloaded after changing the primary
+ * plane's color format.
+ */
+ if (old_ast_crtc_state->format != ast_crtc_state->format)
+ ast_crtc_load_lut(ast, crtc);
+
+ //Set Aspeed Display-Port
+ if (ast->tx_chip_types & AST_TX_ASTDP_BIT)
+ ast_dp_set_mode(crtc, vbios_mode_info);
+
+ mutex_unlock(&ast->ioregs_lock);
+}
+
+static void
+ast_crtc_helper_atomic_enable(struct drm_crtc *crtc,
+ struct drm_atomic_state *state)
+{
+ struct drm_device *dev = crtc->dev;
+ struct ast_private *ast = to_ast_private(dev);
+ struct drm_crtc_state *crtc_state = crtc->state;
+ struct ast_crtc_state *ast_crtc_state = to_ast_crtc_state(crtc_state);
+ struct ast_vbios_mode_info *vbios_mode_info =
+ &ast_crtc_state->vbios_mode_info;
+ struct drm_display_mode *adjusted_mode = &crtc_state->adjusted_mode;
+
+ ast_set_vbios_mode_reg(ast, adjusted_mode, vbios_mode_info);
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa1, 0x06);
+ ast_set_std_reg(ast, adjusted_mode, vbios_mode_info);
+ ast_set_crtc_reg(ast, adjusted_mode, vbios_mode_info);
+ ast_set_dclk_reg(ast, adjusted_mode, vbios_mode_info);
+ ast_set_crtthd_reg(ast);
+ ast_set_sync_reg(ast, adjusted_mode, vbios_mode_info);
+
+ ast_crtc_dpms(crtc, DRM_MODE_DPMS_ON);
+}
+
+static void
+ast_crtc_helper_atomic_disable(struct drm_crtc *crtc,
+ struct drm_atomic_state *state)
+{
+ struct drm_crtc_state *old_crtc_state = drm_atomic_get_old_crtc_state(state,
+ crtc);
+ struct drm_device *dev = crtc->dev;
+ struct ast_private *ast = to_ast_private(dev);
+
+ ast_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
+
+ /*
+ * HW cursors require the underlying primary plane and CRTC to
+ * display a valid mode and image. This is not the case during
+ * full modeset operations. So we temporarily disable any active
+ * plane, including the HW cursor. Each plane's atomic_update()
+ * helper will re-enable it if necessary.
+ *
+ * We only do this during *full* modesets. It does not affect
+ * simple pageflips on the planes.
+ */
+ drm_atomic_helper_disable_planes_on_crtc(old_crtc_state, false);
+
+ /*
+ * Ensure that no scanout takes place before reprogramming mode
+ * and format registers.
+ */
+ ast_wait_for_vretrace(ast);
+}
+
+static const struct drm_crtc_helper_funcs ast_crtc_helper_funcs = {
+ .mode_valid = ast_crtc_helper_mode_valid,
+ .atomic_check = ast_crtc_helper_atomic_check,
+ .atomic_begin = ast_crtc_helper_atomic_begin,
+ .atomic_flush = ast_crtc_helper_atomic_flush,
+ .atomic_enable = ast_crtc_helper_atomic_enable,
+ .atomic_disable = ast_crtc_helper_atomic_disable,
+};
+
+static void ast_crtc_reset(struct drm_crtc *crtc)
+{
+ struct ast_crtc_state *ast_state =
+ kzalloc(sizeof(*ast_state), GFP_KERNEL);
+
+ if (crtc->state)
+ crtc->funcs->atomic_destroy_state(crtc, crtc->state);
+
+ if (ast_state)
+ __drm_atomic_helper_crtc_reset(crtc, &ast_state->base);
+ else
+ __drm_atomic_helper_crtc_reset(crtc, NULL);
+}
+
+static struct drm_crtc_state *
+ast_crtc_atomic_duplicate_state(struct drm_crtc *crtc)
+{
+ struct ast_crtc_state *new_ast_state, *ast_state;
+ struct drm_device *dev = crtc->dev;
+
+ if (drm_WARN_ON(dev, !crtc->state))
+ return NULL;
+
+ new_ast_state = kmalloc(sizeof(*new_ast_state), GFP_KERNEL);
+ if (!new_ast_state)
+ return NULL;
+ __drm_atomic_helper_crtc_duplicate_state(crtc, &new_ast_state->base);
+
+ ast_state = to_ast_crtc_state(crtc->state);
+
+ new_ast_state->format = ast_state->format;
+ memcpy(&new_ast_state->vbios_mode_info, &ast_state->vbios_mode_info,
+ sizeof(new_ast_state->vbios_mode_info));
+
+ return &new_ast_state->base;
+}
+
+static void ast_crtc_atomic_destroy_state(struct drm_crtc *crtc,
+ struct drm_crtc_state *state)
+{
+ struct ast_crtc_state *ast_state = to_ast_crtc_state(state);
+
+ __drm_atomic_helper_crtc_destroy_state(&ast_state->base);
+ kfree(ast_state);
+}
+
+static const struct drm_crtc_funcs ast_crtc_funcs = {
+ .reset = ast_crtc_reset,
+ .destroy = drm_crtc_cleanup,
+ .set_config = drm_atomic_helper_set_config,
+ .page_flip = drm_atomic_helper_page_flip,
+ .atomic_duplicate_state = ast_crtc_atomic_duplicate_state,
+ .atomic_destroy_state = ast_crtc_atomic_destroy_state,
+};
+
+static int ast_crtc_init(struct drm_device *dev)
+{
+ struct ast_private *ast = to_ast_private(dev);
+ struct drm_crtc *crtc = &ast->crtc;
+ int ret;
+
+ ret = drm_crtc_init_with_planes(dev, crtc, &ast->primary_plane,
+ &ast->cursor_plane.base, &ast_crtc_funcs,
+ NULL);
+ if (ret)
+ return ret;
+
+ drm_mode_crtc_set_gamma_size(crtc, 256);
+ drm_crtc_helper_add(crtc, &ast_crtc_helper_funcs);
+
+ return 0;
+}
+
+/*
+ * VGA Connector
+ */
+
+static int ast_vga_connector_helper_get_modes(struct drm_connector *connector)
+{
+ struct ast_vga_connector *ast_vga_connector = to_ast_vga_connector(connector);
+ struct drm_device *dev = connector->dev;
+ struct ast_private *ast = to_ast_private(dev);
+ struct edid *edid;
+ int count;
+
+ if (!ast_vga_connector->i2c)
+ goto err_drm_connector_update_edid_property;
+
+ /*
+ * Protect access to I/O registers from concurrent modesetting
+ * by acquiring the I/O-register lock.
+ */
+ mutex_lock(&ast->ioregs_lock);
+
+ edid = drm_get_edid(connector, &ast_vga_connector->i2c->adapter);
+ if (!edid)
+ goto err_mutex_unlock;
+
+ mutex_unlock(&ast->ioregs_lock);
+
+ count = drm_add_edid_modes(connector, edid);
+ kfree(edid);
+
+ return count;
+
+err_mutex_unlock:
+ mutex_unlock(&ast->ioregs_lock);
+err_drm_connector_update_edid_property:
+ drm_connector_update_edid_property(connector, NULL);
+ return 0;
+}
+
+static const struct drm_connector_helper_funcs ast_vga_connector_helper_funcs = {
+ .get_modes = ast_vga_connector_helper_get_modes,
+};
+
+static const struct drm_connector_funcs ast_vga_connector_funcs = {
+ .reset = drm_atomic_helper_connector_reset,
+ .fill_modes = drm_helper_probe_single_connector_modes,
+ .destroy = drm_connector_cleanup,
+ .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
+ .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
+};
+
+static int ast_vga_connector_init(struct drm_device *dev,
+ struct ast_vga_connector *ast_vga_connector)
+{
+ struct drm_connector *connector = &ast_vga_connector->base;
+ int ret;
+
+ ast_vga_connector->i2c = ast_i2c_create(dev);
+ if (!ast_vga_connector->i2c)
+ drm_err(dev, "failed to add ddc bus for connector\n");
+
+ if (ast_vga_connector->i2c)
+ ret = drm_connector_init_with_ddc(dev, connector, &ast_vga_connector_funcs,
+ DRM_MODE_CONNECTOR_VGA,
+ &ast_vga_connector->i2c->adapter);
+ else
+ ret = drm_connector_init(dev, connector, &ast_vga_connector_funcs,
+ DRM_MODE_CONNECTOR_VGA);
+ if (ret)
+ return ret;
+
+ drm_connector_helper_add(connector, &ast_vga_connector_helper_funcs);
+
+ connector->interlace_allowed = 0;
+ connector->doublescan_allowed = 0;
+
+ connector->polled = DRM_CONNECTOR_POLL_CONNECT;
+
+ return 0;
+}
+
+static int ast_vga_output_init(struct ast_private *ast)
+{
+ struct drm_device *dev = &ast->base;
+ struct drm_crtc *crtc = &ast->crtc;
+ struct drm_encoder *encoder = &ast->output.vga.encoder;
+ struct ast_vga_connector *ast_vga_connector = &ast->output.vga.vga_connector;
+ struct drm_connector *connector = &ast_vga_connector->base;
+ int ret;
+
+ ret = drm_simple_encoder_init(dev, encoder, DRM_MODE_ENCODER_DAC);
+ if (ret)
+ return ret;
+ encoder->possible_crtcs = drm_crtc_mask(crtc);
+
+ ret = ast_vga_connector_init(dev, ast_vga_connector);
+ if (ret)
+ return ret;
+
+ ret = drm_connector_attach_encoder(connector, encoder);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+/*
+ * SIL164 Connector
+ */
+
+static int ast_sil164_connector_helper_get_modes(struct drm_connector *connector)
+{
+ struct ast_sil164_connector *ast_sil164_connector = to_ast_sil164_connector(connector);
+ struct drm_device *dev = connector->dev;
+ struct ast_private *ast = to_ast_private(dev);
+ struct edid *edid;
+ int count;
+
+ if (!ast_sil164_connector->i2c)
+ goto err_drm_connector_update_edid_property;
+
+ /*
+ * Protect access to I/O registers from concurrent modesetting
+ * by acquiring the I/O-register lock.
+ */
+ mutex_lock(&ast->ioregs_lock);
+
+ edid = drm_get_edid(connector, &ast_sil164_connector->i2c->adapter);
+ if (!edid)
+ goto err_mutex_unlock;
+
+ mutex_unlock(&ast->ioregs_lock);
+
+ count = drm_add_edid_modes(connector, edid);
+ kfree(edid);
+
+ return count;
+
+err_mutex_unlock:
+ mutex_unlock(&ast->ioregs_lock);
+err_drm_connector_update_edid_property:
+ drm_connector_update_edid_property(connector, NULL);
+ return 0;
+}
+
+static const struct drm_connector_helper_funcs ast_sil164_connector_helper_funcs = {
+ .get_modes = ast_sil164_connector_helper_get_modes,
+};
+
+static const struct drm_connector_funcs ast_sil164_connector_funcs = {
+ .reset = drm_atomic_helper_connector_reset,
+ .fill_modes = drm_helper_probe_single_connector_modes,
+ .destroy = drm_connector_cleanup,
+ .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
+ .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
+};
+
+static int ast_sil164_connector_init(struct drm_device *dev,
+ struct ast_sil164_connector *ast_sil164_connector)
+{
+ struct drm_connector *connector = &ast_sil164_connector->base;
+ int ret;
+
+ ast_sil164_connector->i2c = ast_i2c_create(dev);
+ if (!ast_sil164_connector->i2c)
+ drm_err(dev, "failed to add ddc bus for connector\n");
+
+ if (ast_sil164_connector->i2c)
+ ret = drm_connector_init_with_ddc(dev, connector, &ast_sil164_connector_funcs,
+ DRM_MODE_CONNECTOR_DVII,
+ &ast_sil164_connector->i2c->adapter);
+ else
+ ret = drm_connector_init(dev, connector, &ast_sil164_connector_funcs,
+ DRM_MODE_CONNECTOR_DVII);
+ if (ret)
+ return ret;
+
+ drm_connector_helper_add(connector, &ast_sil164_connector_helper_funcs);
+
+ connector->interlace_allowed = 0;
+ connector->doublescan_allowed = 0;
+
+ connector->polled = DRM_CONNECTOR_POLL_CONNECT;
+
+ return 0;
+}
+
+static int ast_sil164_output_init(struct ast_private *ast)
+{
+ struct drm_device *dev = &ast->base;
+ struct drm_crtc *crtc = &ast->crtc;
+ struct drm_encoder *encoder = &ast->output.sil164.encoder;
+ struct ast_sil164_connector *ast_sil164_connector = &ast->output.sil164.sil164_connector;
+ struct drm_connector *connector = &ast_sil164_connector->base;
+ int ret;
+
+ ret = drm_simple_encoder_init(dev, encoder, DRM_MODE_ENCODER_TMDS);
+ if (ret)
+ return ret;
+ encoder->possible_crtcs = drm_crtc_mask(crtc);
+
+ ret = ast_sil164_connector_init(dev, ast_sil164_connector);
+ if (ret)
+ return ret;
+
+ ret = drm_connector_attach_encoder(connector, encoder);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+/*
+ * DP501 Connector
+ */
+
+static int ast_dp501_connector_helper_get_modes(struct drm_connector *connector)
+{
+ void *edid;
+ bool succ;
+ int count;
+
+ edid = kmalloc(EDID_LENGTH, GFP_KERNEL);
+ if (!edid)
+ goto err_drm_connector_update_edid_property;
+
+ succ = ast_dp501_read_edid(connector->dev, edid);
+ if (!succ)
+ goto err_kfree;
+
+ drm_connector_update_edid_property(connector, edid);
+ count = drm_add_edid_modes(connector, edid);
+ kfree(edid);
+
+ return count;
+
+err_kfree:
+ kfree(edid);
+err_drm_connector_update_edid_property:
+ drm_connector_update_edid_property(connector, NULL);
+ return 0;
+}
+
+static const struct drm_connector_helper_funcs ast_dp501_connector_helper_funcs = {
+ .get_modes = ast_dp501_connector_helper_get_modes,
+};
+
+static const struct drm_connector_funcs ast_dp501_connector_funcs = {
+ .reset = drm_atomic_helper_connector_reset,
+ .fill_modes = drm_helper_probe_single_connector_modes,
+ .destroy = drm_connector_cleanup,
+ .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
+ .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
+};
+
+static int ast_dp501_connector_init(struct drm_device *dev, struct drm_connector *connector)
+{
+ int ret;
+
+ ret = drm_connector_init(dev, connector, &ast_dp501_connector_funcs,
+ DRM_MODE_CONNECTOR_DisplayPort);
+ if (ret)
+ return ret;
+
+ drm_connector_helper_add(connector, &ast_dp501_connector_helper_funcs);
+
+ connector->interlace_allowed = 0;
+ connector->doublescan_allowed = 0;
+
+ connector->polled = DRM_CONNECTOR_POLL_CONNECT;
+
+ return 0;
+}
+
+static int ast_dp501_output_init(struct ast_private *ast)
+{
+ struct drm_device *dev = &ast->base;
+ struct drm_crtc *crtc = &ast->crtc;
+ struct drm_encoder *encoder = &ast->output.dp501.encoder;
+ struct drm_connector *connector = &ast->output.dp501.connector;
+ int ret;
+
+ ret = drm_simple_encoder_init(dev, encoder, DRM_MODE_ENCODER_TMDS);
+ if (ret)
+ return ret;
+ encoder->possible_crtcs = drm_crtc_mask(crtc);
+
+ ret = ast_dp501_connector_init(dev, connector);
+ if (ret)
+ return ret;
+
+ ret = drm_connector_attach_encoder(connector, encoder);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+/*
+ * ASPEED Display-Port Connector
+ */
+
+static int ast_astdp_connector_helper_get_modes(struct drm_connector *connector)
+{
+ void *edid;
+
+ int succ;
+ int count;
+
+ edid = kmalloc(EDID_LENGTH, GFP_KERNEL);
+ if (!edid)
+ goto err_drm_connector_update_edid_property;
+
+ succ = ast_astdp_read_edid(connector->dev, edid);
+ if (succ < 0)
+ goto err_kfree;
+
+ drm_connector_update_edid_property(connector, edid);
+ count = drm_add_edid_modes(connector, edid);
+ kfree(edid);
+
+ return count;
+
+err_kfree:
+ kfree(edid);
+err_drm_connector_update_edid_property:
+ drm_connector_update_edid_property(connector, NULL);
+ return 0;
+}
+
+static const struct drm_connector_helper_funcs ast_astdp_connector_helper_funcs = {
+ .get_modes = ast_astdp_connector_helper_get_modes,
+};
+
+static const struct drm_connector_funcs ast_astdp_connector_funcs = {
+ .reset = drm_atomic_helper_connector_reset,
+ .fill_modes = drm_helper_probe_single_connector_modes,
+ .destroy = drm_connector_cleanup,
+ .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
+ .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
+};
+
+static int ast_astdp_connector_init(struct drm_device *dev, struct drm_connector *connector)
+{
+ int ret;
+
+ ret = drm_connector_init(dev, connector, &ast_astdp_connector_funcs,
+ DRM_MODE_CONNECTOR_DisplayPort);
+ if (ret)
+ return ret;
+
+ drm_connector_helper_add(connector, &ast_astdp_connector_helper_funcs);
+
+ connector->interlace_allowed = 0;
+ connector->doublescan_allowed = 0;
+
+ connector->polled = DRM_CONNECTOR_POLL_CONNECT;
+
+ return 0;
+}
+
+static int ast_astdp_output_init(struct ast_private *ast)
+{
+ struct drm_device *dev = &ast->base;
+ struct drm_crtc *crtc = &ast->crtc;
+ struct drm_encoder *encoder = &ast->output.astdp.encoder;
+ struct drm_connector *connector = &ast->output.astdp.connector;
+ int ret;
+
+ ret = drm_simple_encoder_init(dev, encoder, DRM_MODE_ENCODER_TMDS);
+ if (ret)
+ return ret;
+ encoder->possible_crtcs = drm_crtc_mask(crtc);
+
+ ret = ast_astdp_connector_init(dev, connector);
+ if (ret)
+ return ret;
+
+ ret = drm_connector_attach_encoder(connector, encoder);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+/*
+ * Mode config
+ */
+
+static const struct drm_mode_config_helper_funcs ast_mode_config_helper_funcs = {
+ .atomic_commit_tail = drm_atomic_helper_commit_tail_rpm,
+};
+
+static const struct drm_mode_config_funcs ast_mode_config_funcs = {
+ .fb_create = drm_gem_fb_create,
+ .mode_valid = drm_vram_helper_mode_valid,
+ .atomic_check = drm_atomic_helper_check,
+ .atomic_commit = drm_atomic_helper_commit,
+};
+
+int ast_mode_config_init(struct ast_private *ast)
+{
+ struct drm_device *dev = &ast->base;
+ struct pci_dev *pdev = to_pci_dev(dev->dev);
+ int ret;
+
+ ret = drmm_mode_config_init(dev);
+ if (ret)
+ return ret;
+
+ dev->mode_config.funcs = &ast_mode_config_funcs;
+ dev->mode_config.min_width = 0;
+ dev->mode_config.min_height = 0;
+ dev->mode_config.preferred_depth = 24;
+ dev->mode_config.prefer_shadow = 1;
+ dev->mode_config.fb_base = pci_resource_start(pdev, 0);
+
+ if (ast->chip == AST2100 ||
+ ast->chip == AST2200 ||
+ ast->chip == AST2300 ||
+ ast->chip == AST2400 ||
+ ast->chip == AST2500 ||
+ ast->chip == AST2600) {
+ dev->mode_config.max_width = 1920;
+ dev->mode_config.max_height = 2048;
+ } else {
+ dev->mode_config.max_width = 1600;
+ dev->mode_config.max_height = 1200;
+ }
+
+ dev->mode_config.helper_private = &ast_mode_config_helper_funcs;
+
+
+ ret = ast_primary_plane_init(ast);
+ if (ret)
+ return ret;
+
+ ret = ast_cursor_plane_init(ast);
+ if (ret)
+ return ret;
+
+ ast_crtc_init(dev);
+
+ if (ast->tx_chip_types & AST_TX_NONE_BIT) {
+ ret = ast_vga_output_init(ast);
+ if (ret)
+ return ret;
+ }
+ if (ast->tx_chip_types & AST_TX_SIL164_BIT) {
+ ret = ast_sil164_output_init(ast);
+ if (ret)
+ return ret;
+ }
+ if (ast->tx_chip_types & AST_TX_DP501_BIT) {
+ ret = ast_dp501_output_init(ast);
+ if (ret)
+ return ret;
+ }
+ if (ast->tx_chip_types & AST_TX_ASTDP_BIT) {
+ ret = ast_astdp_output_init(ast);
+ if (ret)
+ return ret;
+ }
+
+ drm_mode_config_reset(dev);
+
+ return 0;
+}
diff --git a/drivers/gpu/drm/ast/ast_post.c b/drivers/gpu/drm/ast/ast_post.c
new file mode 100644
index 000000000..5b2c2b774
--- /dev/null
+++ b/drivers/gpu/drm/ast/ast_post.c
@@ -0,0 +1,2123 @@
+/*
+ * Copyright 2012 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ */
+/*
+ * Authors: Dave Airlie <airlied@redhat.com>
+ */
+
+#include <linux/delay.h>
+#include <linux/pci.h>
+
+#include <drm/drm_print.h>
+
+#include "ast_dram_tables.h"
+#include "ast_drv.h"
+
+static void ast_post_chip_2300(struct drm_device *dev);
+static void ast_post_chip_2500(struct drm_device *dev);
+
+void ast_enable_vga(struct drm_device *dev)
+{
+ struct ast_private *ast = to_ast_private(dev);
+
+ ast_io_write8(ast, AST_IO_VGA_ENABLE_PORT, 0x01);
+ ast_io_write8(ast, AST_IO_MISC_PORT_WRITE, 0x01);
+}
+
+void ast_enable_mmio(struct drm_device *dev)
+{
+ struct ast_private *ast = to_ast_private(dev);
+
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa1, 0x06);
+}
+
+
+bool ast_is_vga_enabled(struct drm_device *dev)
+{
+ struct ast_private *ast = to_ast_private(dev);
+ u8 ch;
+
+ ch = ast_io_read8(ast, AST_IO_VGA_ENABLE_PORT);
+
+ return !!(ch & 0x01);
+}
+
+static const u8 extreginfo[] = { 0x0f, 0x04, 0x1c, 0xff };
+static const u8 extreginfo_ast2300a0[] = { 0x0f, 0x04, 0x1c, 0xff };
+static const u8 extreginfo_ast2300[] = { 0x0f, 0x04, 0x1f, 0xff };
+
+static void
+ast_set_def_ext_reg(struct drm_device *dev)
+{
+ struct ast_private *ast = to_ast_private(dev);
+ struct pci_dev *pdev = to_pci_dev(dev->dev);
+ u8 i, index, reg;
+ const u8 *ext_reg_info;
+
+ /* reset scratch */
+ for (i = 0x81; i <= 0x9f; i++)
+ ast_set_index_reg(ast, AST_IO_CRTC_PORT, i, 0x00);
+
+ if (ast->chip == AST2300 || ast->chip == AST2400 ||
+ ast->chip == AST2500) {
+ if (pdev->revision >= 0x20)
+ ext_reg_info = extreginfo_ast2300;
+ else
+ ext_reg_info = extreginfo_ast2300a0;
+ } else
+ ext_reg_info = extreginfo;
+
+ index = 0xa0;
+ while (*ext_reg_info != 0xff) {
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, index, 0x00, *ext_reg_info);
+ index++;
+ ext_reg_info++;
+ }
+
+ /* disable standard IO/MEM decode if secondary */
+ /* ast_set_index_reg-mask(ast, AST_IO_CRTC_PORT, 0xa1, 0xff, 0x3); */
+
+ /* Set Ext. Default */
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x8c, 0x00, 0x01);
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb7, 0x00, 0x00);
+
+ /* Enable RAMDAC for A1 */
+ reg = 0x04;
+ if (ast->chip == AST2300 || ast->chip == AST2400 ||
+ ast->chip == AST2500)
+ reg |= 0x20;
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb6, 0xff, reg);
+}
+
+u32 ast_mindwm(struct ast_private *ast, u32 r)
+{
+ uint32_t data;
+
+ ast_write32(ast, 0xf004, r & 0xffff0000);
+ ast_write32(ast, 0xf000, 0x1);
+
+ do {
+ data = ast_read32(ast, 0xf004) & 0xffff0000;
+ } while (data != (r & 0xffff0000));
+ return ast_read32(ast, 0x10000 + (r & 0x0000ffff));
+}
+
+void ast_moutdwm(struct ast_private *ast, u32 r, u32 v)
+{
+ uint32_t data;
+ ast_write32(ast, 0xf004, r & 0xffff0000);
+ ast_write32(ast, 0xf000, 0x1);
+ do {
+ data = ast_read32(ast, 0xf004) & 0xffff0000;
+ } while (data != (r & 0xffff0000));
+ ast_write32(ast, 0x10000 + (r & 0x0000ffff), v);
+}
+
+/*
+ * AST2100/2150 DLL CBR Setting
+ */
+#define CBR_SIZE_AST2150 ((16 << 10) - 1)
+#define CBR_PASSNUM_AST2150 5
+#define CBR_THRESHOLD_AST2150 10
+#define CBR_THRESHOLD2_AST2150 10
+#define TIMEOUT_AST2150 5000000
+
+#define CBR_PATNUM_AST2150 8
+
+static const u32 pattern_AST2150[14] = {
+ 0xFF00FF00,
+ 0xCC33CC33,
+ 0xAA55AA55,
+ 0xFFFE0001,
+ 0x683501FE,
+ 0x0F1929B0,
+ 0x2D0B4346,
+ 0x60767F02,
+ 0x6FBE36A6,
+ 0x3A253035,
+ 0x3019686D,
+ 0x41C6167E,
+ 0x620152BF,
+ 0x20F050E0
+};
+
+static u32 mmctestburst2_ast2150(struct ast_private *ast, u32 datagen)
+{
+ u32 data, timeout;
+
+ ast_moutdwm(ast, 0x1e6e0070, 0x00000000);
+ ast_moutdwm(ast, 0x1e6e0070, 0x00000001 | (datagen << 3));
+ timeout = 0;
+ do {
+ data = ast_mindwm(ast, 0x1e6e0070) & 0x40;
+ if (++timeout > TIMEOUT_AST2150) {
+ ast_moutdwm(ast, 0x1e6e0070, 0x00000000);
+ return 0xffffffff;
+ }
+ } while (!data);
+ ast_moutdwm(ast, 0x1e6e0070, 0x00000000);
+ ast_moutdwm(ast, 0x1e6e0070, 0x00000003 | (datagen << 3));
+ timeout = 0;
+ do {
+ data = ast_mindwm(ast, 0x1e6e0070) & 0x40;
+ if (++timeout > TIMEOUT_AST2150) {
+ ast_moutdwm(ast, 0x1e6e0070, 0x00000000);
+ return 0xffffffff;
+ }
+ } while (!data);
+ data = (ast_mindwm(ast, 0x1e6e0070) & 0x80) >> 7;
+ ast_moutdwm(ast, 0x1e6e0070, 0x00000000);
+ return data;
+}
+
+#if 0 /* unused in DDX driver - here for completeness */
+static u32 mmctestsingle2_ast2150(struct ast_private *ast, u32 datagen)
+{
+ u32 data, timeout;
+
+ ast_moutdwm(ast, 0x1e6e0070, 0x00000000);
+ ast_moutdwm(ast, 0x1e6e0070, 0x00000005 | (datagen << 3));
+ timeout = 0;
+ do {
+ data = ast_mindwm(ast, 0x1e6e0070) & 0x40;
+ if (++timeout > TIMEOUT_AST2150) {
+ ast_moutdwm(ast, 0x1e6e0070, 0x00000000);
+ return 0xffffffff;
+ }
+ } while (!data);
+ data = (ast_mindwm(ast, 0x1e6e0070) & 0x80) >> 7;
+ ast_moutdwm(ast, 0x1e6e0070, 0x00000000);
+ return data;
+}
+#endif
+
+static int cbrtest_ast2150(struct ast_private *ast)
+{
+ int i;
+
+ for (i = 0; i < 8; i++)
+ if (mmctestburst2_ast2150(ast, i))
+ return 0;
+ return 1;
+}
+
+static int cbrscan_ast2150(struct ast_private *ast, int busw)
+{
+ u32 patcnt, loop;
+
+ for (patcnt = 0; patcnt < CBR_PATNUM_AST2150; patcnt++) {
+ ast_moutdwm(ast, 0x1e6e007c, pattern_AST2150[patcnt]);
+ for (loop = 0; loop < CBR_PASSNUM_AST2150; loop++) {
+ if (cbrtest_ast2150(ast))
+ break;
+ }
+ if (loop == CBR_PASSNUM_AST2150)
+ return 0;
+ }
+ return 1;
+}
+
+
+static void cbrdlli_ast2150(struct ast_private *ast, int busw)
+{
+ u32 dll_min[4], dll_max[4], dlli, data, passcnt;
+
+cbr_start:
+ dll_min[0] = dll_min[1] = dll_min[2] = dll_min[3] = 0xff;
+ dll_max[0] = dll_max[1] = dll_max[2] = dll_max[3] = 0x0;
+ passcnt = 0;
+
+ for (dlli = 0; dlli < 100; dlli++) {
+ ast_moutdwm(ast, 0x1e6e0068, dlli | (dlli << 8) | (dlli << 16) | (dlli << 24));
+ data = cbrscan_ast2150(ast, busw);
+ if (data != 0) {
+ if (data & 0x1) {
+ if (dll_min[0] > dlli)
+ dll_min[0] = dlli;
+ if (dll_max[0] < dlli)
+ dll_max[0] = dlli;
+ }
+ passcnt++;
+ } else if (passcnt >= CBR_THRESHOLD_AST2150)
+ goto cbr_start;
+ }
+ if (dll_max[0] == 0 || (dll_max[0]-dll_min[0]) < CBR_THRESHOLD_AST2150)
+ goto cbr_start;
+
+ dlli = dll_min[0] + (((dll_max[0] - dll_min[0]) * 7) >> 4);
+ ast_moutdwm(ast, 0x1e6e0068, dlli | (dlli << 8) | (dlli << 16) | (dlli << 24));
+}
+
+
+
+static void ast_init_dram_reg(struct drm_device *dev)
+{
+ struct ast_private *ast = to_ast_private(dev);
+ u8 j;
+ u32 data, temp, i;
+ const struct ast_dramstruct *dram_reg_info;
+
+ j = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd0, 0xff);
+
+ if ((j & 0x80) == 0) { /* VGA only */
+ if (ast->chip == AST2000) {
+ dram_reg_info = ast2000_dram_table_data;
+ ast_write32(ast, 0xf004, 0x1e6e0000);
+ ast_write32(ast, 0xf000, 0x1);
+ ast_write32(ast, 0x10100, 0xa8);
+
+ do {
+ ;
+ } while (ast_read32(ast, 0x10100) != 0xa8);
+ } else {/* AST2100/1100 */
+ if (ast->chip == AST2100 || ast->chip == AST2200)
+ dram_reg_info = ast2100_dram_table_data;
+ else
+ dram_reg_info = ast1100_dram_table_data;
+
+ ast_write32(ast, 0xf004, 0x1e6e0000);
+ ast_write32(ast, 0xf000, 0x1);
+ ast_write32(ast, 0x12000, 0x1688A8A8);
+ do {
+ ;
+ } while (ast_read32(ast, 0x12000) != 0x01);
+
+ ast_write32(ast, 0x10000, 0xfc600309);
+ do {
+ ;
+ } while (ast_read32(ast, 0x10000) != 0x01);
+ }
+
+ while (dram_reg_info->index != 0xffff) {
+ if (dram_reg_info->index == 0xff00) {/* delay fn */
+ for (i = 0; i < 15; i++)
+ udelay(dram_reg_info->data);
+ } else if (dram_reg_info->index == 0x4 && ast->chip != AST2000) {
+ data = dram_reg_info->data;
+ if (ast->dram_type == AST_DRAM_1Gx16)
+ data = 0x00000d89;
+ else if (ast->dram_type == AST_DRAM_1Gx32)
+ data = 0x00000c8d;
+
+ temp = ast_read32(ast, 0x12070);
+ temp &= 0xc;
+ temp <<= 2;
+ ast_write32(ast, 0x10000 + dram_reg_info->index, data | temp);
+ } else
+ ast_write32(ast, 0x10000 + dram_reg_info->index, dram_reg_info->data);
+ dram_reg_info++;
+ }
+
+ /* AST 2100/2150 DRAM calibration */
+ data = ast_read32(ast, 0x10120);
+ if (data == 0x5061) { /* 266Mhz */
+ data = ast_read32(ast, 0x10004);
+ if (data & 0x40)
+ cbrdlli_ast2150(ast, 16); /* 16 bits */
+ else
+ cbrdlli_ast2150(ast, 32); /* 32 bits */
+ }
+
+ switch (ast->chip) {
+ case AST2000:
+ temp = ast_read32(ast, 0x10140);
+ ast_write32(ast, 0x10140, temp | 0x40);
+ break;
+ case AST1100:
+ case AST2100:
+ case AST2200:
+ case AST2150:
+ temp = ast_read32(ast, 0x1200c);
+ ast_write32(ast, 0x1200c, temp & 0xfffffffd);
+ temp = ast_read32(ast, 0x12040);
+ ast_write32(ast, 0x12040, temp | 0x40);
+ break;
+ default:
+ break;
+ }
+ }
+
+ /* wait ready */
+ do {
+ j = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd0, 0xff);
+ } while ((j & 0x40) == 0);
+}
+
+void ast_post_gpu(struct drm_device *dev)
+{
+ struct ast_private *ast = to_ast_private(dev);
+ struct pci_dev *pdev = to_pci_dev(dev->dev);
+ u32 reg;
+
+ pci_read_config_dword(pdev, 0x04, &reg);
+ reg |= 0x3;
+ pci_write_config_dword(pdev, 0x04, reg);
+
+ ast_enable_vga(dev);
+ ast_open_key(ast);
+ ast_enable_mmio(dev);
+ ast_set_def_ext_reg(dev);
+
+ if (ast->chip == AST2600) {
+ ast_dp_launch(dev, 1);
+ } else if (ast->config_mode == ast_use_p2a) {
+ if (ast->chip == AST2500)
+ ast_post_chip_2500(dev);
+ else if (ast->chip == AST2300 || ast->chip == AST2400)
+ ast_post_chip_2300(dev);
+ else
+ ast_init_dram_reg(dev);
+
+ ast_init_3rdtx(dev);
+ } else {
+ if (ast->tx_chip_types & AST_TX_SIL164_BIT)
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xa3, 0xcf, 0x80); /* Enable DVO */
+ }
+}
+
+/* AST 2300 DRAM settings */
+#define AST_DDR3 0
+#define AST_DDR2 1
+
+struct ast2300_dram_param {
+ u32 dram_type;
+ u32 dram_chipid;
+ u32 dram_freq;
+ u32 vram_size;
+ u32 odt;
+ u32 wodt;
+ u32 rodt;
+ u32 dram_config;
+ u32 reg_PERIOD;
+ u32 reg_MADJ;
+ u32 reg_SADJ;
+ u32 reg_MRS;
+ u32 reg_EMRS;
+ u32 reg_AC1;
+ u32 reg_AC2;
+ u32 reg_DQSIC;
+ u32 reg_DRV;
+ u32 reg_IOZ;
+ u32 reg_DQIDLY;
+ u32 reg_FREQ;
+ u32 madj_max;
+ u32 dll2_finetune_step;
+};
+
+/*
+ * DQSI DLL CBR Setting
+ */
+#define CBR_SIZE0 ((1 << 10) - 1)
+#define CBR_SIZE1 ((4 << 10) - 1)
+#define CBR_SIZE2 ((64 << 10) - 1)
+#define CBR_PASSNUM 5
+#define CBR_PASSNUM2 5
+#define CBR_THRESHOLD 10
+#define CBR_THRESHOLD2 10
+#define TIMEOUT 5000000
+#define CBR_PATNUM 8
+
+static const u32 pattern[8] = {
+ 0xFF00FF00,
+ 0xCC33CC33,
+ 0xAA55AA55,
+ 0x88778877,
+ 0x92CC4D6E,
+ 0x543D3CDE,
+ 0xF1E843C7,
+ 0x7C61D253
+};
+
+static bool mmc_test(struct ast_private *ast, u32 datagen, u8 test_ctl)
+{
+ u32 data, timeout;
+
+ ast_moutdwm(ast, 0x1e6e0070, 0x00000000);
+ ast_moutdwm(ast, 0x1e6e0070, (datagen << 3) | test_ctl);
+ timeout = 0;
+ do {
+ data = ast_mindwm(ast, 0x1e6e0070) & 0x3000;
+ if (data & 0x2000)
+ return false;
+ if (++timeout > TIMEOUT) {
+ ast_moutdwm(ast, 0x1e6e0070, 0x00000000);
+ return false;
+ }
+ } while (!data);
+ ast_moutdwm(ast, 0x1e6e0070, 0x0);
+ return true;
+}
+
+static u32 mmc_test2(struct ast_private *ast, u32 datagen, u8 test_ctl)
+{
+ u32 data, timeout;
+
+ ast_moutdwm(ast, 0x1e6e0070, 0x00000000);
+ ast_moutdwm(ast, 0x1e6e0070, (datagen << 3) | test_ctl);
+ timeout = 0;
+ do {
+ data = ast_mindwm(ast, 0x1e6e0070) & 0x1000;
+ if (++timeout > TIMEOUT) {
+ ast_moutdwm(ast, 0x1e6e0070, 0x0);
+ return 0xffffffff;
+ }
+ } while (!data);
+ data = ast_mindwm(ast, 0x1e6e0078);
+ data = (data | (data >> 16)) & 0xffff;
+ ast_moutdwm(ast, 0x1e6e0070, 0x00000000);
+ return data;
+}
+
+
+static bool mmc_test_burst(struct ast_private *ast, u32 datagen)
+{
+ return mmc_test(ast, datagen, 0xc1);
+}
+
+static u32 mmc_test_burst2(struct ast_private *ast, u32 datagen)
+{
+ return mmc_test2(ast, datagen, 0x41);
+}
+
+static bool mmc_test_single(struct ast_private *ast, u32 datagen)
+{
+ return mmc_test(ast, datagen, 0xc5);
+}
+
+static u32 mmc_test_single2(struct ast_private *ast, u32 datagen)
+{
+ return mmc_test2(ast, datagen, 0x05);
+}
+
+static bool mmc_test_single_2500(struct ast_private *ast, u32 datagen)
+{
+ return mmc_test(ast, datagen, 0x85);
+}
+
+static int cbr_test(struct ast_private *ast)
+{
+ u32 data;
+ int i;
+ data = mmc_test_single2(ast, 0);
+ if ((data & 0xff) && (data & 0xff00))
+ return 0;
+ for (i = 0; i < 8; i++) {
+ data = mmc_test_burst2(ast, i);
+ if ((data & 0xff) && (data & 0xff00))
+ return 0;
+ }
+ if (!data)
+ return 3;
+ else if (data & 0xff)
+ return 2;
+ return 1;
+}
+
+static int cbr_scan(struct ast_private *ast)
+{
+ u32 data, data2, patcnt, loop;
+
+ data2 = 3;
+ for (patcnt = 0; patcnt < CBR_PATNUM; patcnt++) {
+ ast_moutdwm(ast, 0x1e6e007c, pattern[patcnt]);
+ for (loop = 0; loop < CBR_PASSNUM2; loop++) {
+ if ((data = cbr_test(ast)) != 0) {
+ data2 &= data;
+ if (!data2)
+ return 0;
+ break;
+ }
+ }
+ if (loop == CBR_PASSNUM2)
+ return 0;
+ }
+ return data2;
+}
+
+static u32 cbr_test2(struct ast_private *ast)
+{
+ u32 data;
+
+ data = mmc_test_burst2(ast, 0);
+ if (data == 0xffff)
+ return 0;
+ data |= mmc_test_single2(ast, 0);
+ if (data == 0xffff)
+ return 0;
+
+ return ~data & 0xffff;
+}
+
+static u32 cbr_scan2(struct ast_private *ast)
+{
+ u32 data, data2, patcnt, loop;
+
+ data2 = 0xffff;
+ for (patcnt = 0; patcnt < CBR_PATNUM; patcnt++) {
+ ast_moutdwm(ast, 0x1e6e007c, pattern[patcnt]);
+ for (loop = 0; loop < CBR_PASSNUM2; loop++) {
+ if ((data = cbr_test2(ast)) != 0) {
+ data2 &= data;
+ if (!data2)
+ return 0;
+ break;
+ }
+ }
+ if (loop == CBR_PASSNUM2)
+ return 0;
+ }
+ return data2;
+}
+
+static bool cbr_test3(struct ast_private *ast)
+{
+ if (!mmc_test_burst(ast, 0))
+ return false;
+ if (!mmc_test_single(ast, 0))
+ return false;
+ return true;
+}
+
+static bool cbr_scan3(struct ast_private *ast)
+{
+ u32 patcnt, loop;
+
+ for (patcnt = 0; patcnt < CBR_PATNUM; patcnt++) {
+ ast_moutdwm(ast, 0x1e6e007c, pattern[patcnt]);
+ for (loop = 0; loop < 2; loop++) {
+ if (cbr_test3(ast))
+ break;
+ }
+ if (loop == 2)
+ return false;
+ }
+ return true;
+}
+
+static bool finetuneDQI_L(struct ast_private *ast, struct ast2300_dram_param *param)
+{
+ u32 gold_sadj[2], dllmin[16], dllmax[16], dlli, data, cnt, mask, passcnt, retry = 0;
+ bool status = false;
+FINETUNE_START:
+ for (cnt = 0; cnt < 16; cnt++) {
+ dllmin[cnt] = 0xff;
+ dllmax[cnt] = 0x0;
+ }
+ passcnt = 0;
+ for (dlli = 0; dlli < 76; dlli++) {
+ ast_moutdwm(ast, 0x1E6E0068, 0x00001400 | (dlli << 16) | (dlli << 24));
+ ast_moutdwm(ast, 0x1E6E0074, CBR_SIZE1);
+ data = cbr_scan2(ast);
+ if (data != 0) {
+ mask = 0x00010001;
+ for (cnt = 0; cnt < 16; cnt++) {
+ if (data & mask) {
+ if (dllmin[cnt] > dlli) {
+ dllmin[cnt] = dlli;
+ }
+ if (dllmax[cnt] < dlli) {
+ dllmax[cnt] = dlli;
+ }
+ }
+ mask <<= 1;
+ }
+ passcnt++;
+ } else if (passcnt >= CBR_THRESHOLD2) {
+ break;
+ }
+ }
+ gold_sadj[0] = 0x0;
+ passcnt = 0;
+ for (cnt = 0; cnt < 16; cnt++) {
+ if ((dllmax[cnt] > dllmin[cnt]) && ((dllmax[cnt] - dllmin[cnt]) >= CBR_THRESHOLD2)) {
+ gold_sadj[0] += dllmin[cnt];
+ passcnt++;
+ }
+ }
+ if (retry++ > 10)
+ goto FINETUNE_DONE;
+ if (passcnt != 16) {
+ goto FINETUNE_START;
+ }
+ status = true;
+FINETUNE_DONE:
+ gold_sadj[0] = gold_sadj[0] >> 4;
+ gold_sadj[1] = gold_sadj[0];
+
+ data = 0;
+ for (cnt = 0; cnt < 8; cnt++) {
+ data >>= 3;
+ if ((dllmax[cnt] > dllmin[cnt]) && ((dllmax[cnt] - dllmin[cnt]) >= CBR_THRESHOLD2)) {
+ dlli = dllmin[cnt];
+ if (gold_sadj[0] >= dlli) {
+ dlli = ((gold_sadj[0] - dlli) * 19) >> 5;
+ if (dlli > 3) {
+ dlli = 3;
+ }
+ } else {
+ dlli = ((dlli - gold_sadj[0]) * 19) >> 5;
+ if (dlli > 4) {
+ dlli = 4;
+ }
+ dlli = (8 - dlli) & 0x7;
+ }
+ data |= dlli << 21;
+ }
+ }
+ ast_moutdwm(ast, 0x1E6E0080, data);
+
+ data = 0;
+ for (cnt = 8; cnt < 16; cnt++) {
+ data >>= 3;
+ if ((dllmax[cnt] > dllmin[cnt]) && ((dllmax[cnt] - dllmin[cnt]) >= CBR_THRESHOLD2)) {
+ dlli = dllmin[cnt];
+ if (gold_sadj[1] >= dlli) {
+ dlli = ((gold_sadj[1] - dlli) * 19) >> 5;
+ if (dlli > 3) {
+ dlli = 3;
+ } else {
+ dlli = (dlli - 1) & 0x7;
+ }
+ } else {
+ dlli = ((dlli - gold_sadj[1]) * 19) >> 5;
+ dlli += 1;
+ if (dlli > 4) {
+ dlli = 4;
+ }
+ dlli = (8 - dlli) & 0x7;
+ }
+ data |= dlli << 21;
+ }
+ }
+ ast_moutdwm(ast, 0x1E6E0084, data);
+ return status;
+} /* finetuneDQI_L */
+
+static void finetuneDQSI(struct ast_private *ast)
+{
+ u32 dlli, dqsip, dqidly;
+ u32 reg_mcr18, reg_mcr0c, passcnt[2], diff;
+ u32 g_dqidly, g_dqsip, g_margin, g_side;
+ u16 pass[32][2][2];
+ char tag[2][76];
+
+ /* Disable DQI CBR */
+ reg_mcr0c = ast_mindwm(ast, 0x1E6E000C);
+ reg_mcr18 = ast_mindwm(ast, 0x1E6E0018);
+ reg_mcr18 &= 0x0000ffff;
+ ast_moutdwm(ast, 0x1E6E0018, reg_mcr18);
+
+ for (dlli = 0; dlli < 76; dlli++) {
+ tag[0][dlli] = 0x0;
+ tag[1][dlli] = 0x0;
+ }
+ for (dqidly = 0; dqidly < 32; dqidly++) {
+ pass[dqidly][0][0] = 0xff;
+ pass[dqidly][0][1] = 0x0;
+ pass[dqidly][1][0] = 0xff;
+ pass[dqidly][1][1] = 0x0;
+ }
+ for (dqidly = 0; dqidly < 32; dqidly++) {
+ passcnt[0] = passcnt[1] = 0;
+ for (dqsip = 0; dqsip < 2; dqsip++) {
+ ast_moutdwm(ast, 0x1E6E000C, 0);
+ ast_moutdwm(ast, 0x1E6E0018, reg_mcr18 | (dqidly << 16) | (dqsip << 23));
+ ast_moutdwm(ast, 0x1E6E000C, reg_mcr0c);
+ for (dlli = 0; dlli < 76; dlli++) {
+ ast_moutdwm(ast, 0x1E6E0068, 0x00001300 | (dlli << 16) | (dlli << 24));
+ ast_moutdwm(ast, 0x1E6E0070, 0);
+ ast_moutdwm(ast, 0x1E6E0074, CBR_SIZE0);
+ if (cbr_scan3(ast)) {
+ if (dlli == 0)
+ break;
+ passcnt[dqsip]++;
+ tag[dqsip][dlli] = 'P';
+ if (dlli < pass[dqidly][dqsip][0])
+ pass[dqidly][dqsip][0] = (u16) dlli;
+ if (dlli > pass[dqidly][dqsip][1])
+ pass[dqidly][dqsip][1] = (u16) dlli;
+ } else if (passcnt[dqsip] >= 5)
+ break;
+ else {
+ pass[dqidly][dqsip][0] = 0xff;
+ pass[dqidly][dqsip][1] = 0x0;
+ }
+ }
+ }
+ if (passcnt[0] == 0 && passcnt[1] == 0)
+ dqidly++;
+ }
+ /* Search margin */
+ g_dqidly = g_dqsip = g_margin = g_side = 0;
+
+ for (dqidly = 0; dqidly < 32; dqidly++) {
+ for (dqsip = 0; dqsip < 2; dqsip++) {
+ if (pass[dqidly][dqsip][0] > pass[dqidly][dqsip][1])
+ continue;
+ diff = pass[dqidly][dqsip][1] - pass[dqidly][dqsip][0];
+ if ((diff+2) < g_margin)
+ continue;
+ passcnt[0] = passcnt[1] = 0;
+ for (dlli = pass[dqidly][dqsip][0]; dlli > 0 && tag[dqsip][dlli] != 0; dlli--, passcnt[0]++);
+ for (dlli = pass[dqidly][dqsip][1]; dlli < 76 && tag[dqsip][dlli] != 0; dlli++, passcnt[1]++);
+ if (passcnt[0] > passcnt[1])
+ passcnt[0] = passcnt[1];
+ passcnt[1] = 0;
+ if (passcnt[0] > g_side)
+ passcnt[1] = passcnt[0] - g_side;
+ if (diff > (g_margin+1) && (passcnt[1] > 0 || passcnt[0] > 8)) {
+ g_margin = diff;
+ g_dqidly = dqidly;
+ g_dqsip = dqsip;
+ g_side = passcnt[0];
+ } else if (passcnt[1] > 1 && g_side < 8) {
+ if (diff > g_margin)
+ g_margin = diff;
+ g_dqidly = dqidly;
+ g_dqsip = dqsip;
+ g_side = passcnt[0];
+ }
+ }
+ }
+ reg_mcr18 = reg_mcr18 | (g_dqidly << 16) | (g_dqsip << 23);
+ ast_moutdwm(ast, 0x1E6E0018, reg_mcr18);
+
+}
+static bool cbr_dll2(struct ast_private *ast, struct ast2300_dram_param *param)
+{
+ u32 dllmin[2], dllmax[2], dlli, data, passcnt, retry = 0;
+ bool status = false;
+
+ finetuneDQSI(ast);
+ if (finetuneDQI_L(ast, param) == false)
+ return status;
+
+CBR_START2:
+ dllmin[0] = dllmin[1] = 0xff;
+ dllmax[0] = dllmax[1] = 0x0;
+ passcnt = 0;
+ for (dlli = 0; dlli < 76; dlli++) {
+ ast_moutdwm(ast, 0x1E6E0068, 0x00001300 | (dlli << 16) | (dlli << 24));
+ ast_moutdwm(ast, 0x1E6E0074, CBR_SIZE2);
+ data = cbr_scan(ast);
+ if (data != 0) {
+ if (data & 0x1) {
+ if (dllmin[0] > dlli) {
+ dllmin[0] = dlli;
+ }
+ if (dllmax[0] < dlli) {
+ dllmax[0] = dlli;
+ }
+ }
+ if (data & 0x2) {
+ if (dllmin[1] > dlli) {
+ dllmin[1] = dlli;
+ }
+ if (dllmax[1] < dlli) {
+ dllmax[1] = dlli;
+ }
+ }
+ passcnt++;
+ } else if (passcnt >= CBR_THRESHOLD) {
+ break;
+ }
+ }
+ if (retry++ > 10)
+ goto CBR_DONE2;
+ if (dllmax[0] == 0 || (dllmax[0]-dllmin[0]) < CBR_THRESHOLD) {
+ goto CBR_START2;
+ }
+ if (dllmax[1] == 0 || (dllmax[1]-dllmin[1]) < CBR_THRESHOLD) {
+ goto CBR_START2;
+ }
+ status = true;
+CBR_DONE2:
+ dlli = (dllmin[1] + dllmax[1]) >> 1;
+ dlli <<= 8;
+ dlli += (dllmin[0] + dllmax[0]) >> 1;
+ ast_moutdwm(ast, 0x1E6E0068, ast_mindwm(ast, 0x1E720058) | (dlli << 16));
+ return status;
+} /* CBRDLL2 */
+
+static void get_ddr3_info(struct ast_private *ast, struct ast2300_dram_param *param)
+{
+ u32 trap, trap_AC2, trap_MRS;
+
+ ast_moutdwm(ast, 0x1E6E2000, 0x1688A8A8);
+
+ /* Ger trap info */
+ trap = (ast_mindwm(ast, 0x1E6E2070) >> 25) & 0x3;
+ trap_AC2 = 0x00020000 + (trap << 16);
+ trap_AC2 |= 0x00300000 + ((trap & 0x2) << 19);
+ trap_MRS = 0x00000010 + (trap << 4);
+ trap_MRS |= ((trap & 0x2) << 18);
+
+ param->reg_MADJ = 0x00034C4C;
+ param->reg_SADJ = 0x00001800;
+ param->reg_DRV = 0x000000F0;
+ param->reg_PERIOD = param->dram_freq;
+ param->rodt = 0;
+
+ switch (param->dram_freq) {
+ case 336:
+ ast_moutdwm(ast, 0x1E6E2020, 0x0190);
+ param->wodt = 0;
+ param->reg_AC1 = 0x22202725;
+ param->reg_AC2 = 0xAA007613 | trap_AC2;
+ param->reg_DQSIC = 0x000000BA;
+ param->reg_MRS = 0x04001400 | trap_MRS;
+ param->reg_EMRS = 0x00000000;
+ param->reg_IOZ = 0x00000023;
+ param->reg_DQIDLY = 0x00000074;
+ param->reg_FREQ = 0x00004DC0;
+ param->madj_max = 96;
+ param->dll2_finetune_step = 3;
+ switch (param->dram_chipid) {
+ default:
+ case AST_DRAM_512Mx16:
+ case AST_DRAM_1Gx16:
+ param->reg_AC2 = 0xAA007613 | trap_AC2;
+ break;
+ case AST_DRAM_2Gx16:
+ param->reg_AC2 = 0xAA00761C | trap_AC2;
+ break;
+ case AST_DRAM_4Gx16:
+ param->reg_AC2 = 0xAA007636 | trap_AC2;
+ break;
+ }
+ break;
+ default:
+ case 396:
+ ast_moutdwm(ast, 0x1E6E2020, 0x03F1);
+ param->wodt = 1;
+ param->reg_AC1 = 0x33302825;
+ param->reg_AC2 = 0xCC009617 | trap_AC2;
+ param->reg_DQSIC = 0x000000E2;
+ param->reg_MRS = 0x04001600 | trap_MRS;
+ param->reg_EMRS = 0x00000000;
+ param->reg_IOZ = 0x00000034;
+ param->reg_DRV = 0x000000FA;
+ param->reg_DQIDLY = 0x00000089;
+ param->reg_FREQ = 0x00005040;
+ param->madj_max = 96;
+ param->dll2_finetune_step = 4;
+
+ switch (param->dram_chipid) {
+ default:
+ case AST_DRAM_512Mx16:
+ case AST_DRAM_1Gx16:
+ param->reg_AC2 = 0xCC009617 | trap_AC2;
+ break;
+ case AST_DRAM_2Gx16:
+ param->reg_AC2 = 0xCC009622 | trap_AC2;
+ break;
+ case AST_DRAM_4Gx16:
+ param->reg_AC2 = 0xCC00963F | trap_AC2;
+ break;
+ }
+ break;
+
+ case 408:
+ ast_moutdwm(ast, 0x1E6E2020, 0x01F0);
+ param->wodt = 1;
+ param->reg_AC1 = 0x33302825;
+ param->reg_AC2 = 0xCC009617 | trap_AC2;
+ param->reg_DQSIC = 0x000000E2;
+ param->reg_MRS = 0x04001600 | trap_MRS;
+ param->reg_EMRS = 0x00000000;
+ param->reg_IOZ = 0x00000023;
+ param->reg_DRV = 0x000000FA;
+ param->reg_DQIDLY = 0x00000089;
+ param->reg_FREQ = 0x000050C0;
+ param->madj_max = 96;
+ param->dll2_finetune_step = 4;
+
+ switch (param->dram_chipid) {
+ default:
+ case AST_DRAM_512Mx16:
+ case AST_DRAM_1Gx16:
+ param->reg_AC2 = 0xCC009617 | trap_AC2;
+ break;
+ case AST_DRAM_2Gx16:
+ param->reg_AC2 = 0xCC009622 | trap_AC2;
+ break;
+ case AST_DRAM_4Gx16:
+ param->reg_AC2 = 0xCC00963F | trap_AC2;
+ break;
+ }
+
+ break;
+ case 456:
+ ast_moutdwm(ast, 0x1E6E2020, 0x0230);
+ param->wodt = 0;
+ param->reg_AC1 = 0x33302926;
+ param->reg_AC2 = 0xCD44961A;
+ param->reg_DQSIC = 0x000000FC;
+ param->reg_MRS = 0x00081830;
+ param->reg_EMRS = 0x00000000;
+ param->reg_IOZ = 0x00000045;
+ param->reg_DQIDLY = 0x00000097;
+ param->reg_FREQ = 0x000052C0;
+ param->madj_max = 88;
+ param->dll2_finetune_step = 4;
+ break;
+ case 504:
+ ast_moutdwm(ast, 0x1E6E2020, 0x0270);
+ param->wodt = 1;
+ param->reg_AC1 = 0x33302926;
+ param->reg_AC2 = 0xDE44A61D;
+ param->reg_DQSIC = 0x00000117;
+ param->reg_MRS = 0x00081A30;
+ param->reg_EMRS = 0x00000000;
+ param->reg_IOZ = 0x070000BB;
+ param->reg_DQIDLY = 0x000000A0;
+ param->reg_FREQ = 0x000054C0;
+ param->madj_max = 79;
+ param->dll2_finetune_step = 4;
+ break;
+ case 528:
+ ast_moutdwm(ast, 0x1E6E2020, 0x0290);
+ param->wodt = 1;
+ param->rodt = 1;
+ param->reg_AC1 = 0x33302926;
+ param->reg_AC2 = 0xEF44B61E;
+ param->reg_DQSIC = 0x00000125;
+ param->reg_MRS = 0x00081A30;
+ param->reg_EMRS = 0x00000040;
+ param->reg_DRV = 0x000000F5;
+ param->reg_IOZ = 0x00000023;
+ param->reg_DQIDLY = 0x00000088;
+ param->reg_FREQ = 0x000055C0;
+ param->madj_max = 76;
+ param->dll2_finetune_step = 3;
+ break;
+ case 576:
+ ast_moutdwm(ast, 0x1E6E2020, 0x0140);
+ param->reg_MADJ = 0x00136868;
+ param->reg_SADJ = 0x00004534;
+ param->wodt = 1;
+ param->rodt = 1;
+ param->reg_AC1 = 0x33302A37;
+ param->reg_AC2 = 0xEF56B61E;
+ param->reg_DQSIC = 0x0000013F;
+ param->reg_MRS = 0x00101A50;
+ param->reg_EMRS = 0x00000040;
+ param->reg_DRV = 0x000000FA;
+ param->reg_IOZ = 0x00000023;
+ param->reg_DQIDLY = 0x00000078;
+ param->reg_FREQ = 0x000057C0;
+ param->madj_max = 136;
+ param->dll2_finetune_step = 3;
+ break;
+ case 600:
+ ast_moutdwm(ast, 0x1E6E2020, 0x02E1);
+ param->reg_MADJ = 0x00136868;
+ param->reg_SADJ = 0x00004534;
+ param->wodt = 1;
+ param->rodt = 1;
+ param->reg_AC1 = 0x32302A37;
+ param->reg_AC2 = 0xDF56B61F;
+ param->reg_DQSIC = 0x0000014D;
+ param->reg_MRS = 0x00101A50;
+ param->reg_EMRS = 0x00000004;
+ param->reg_DRV = 0x000000F5;
+ param->reg_IOZ = 0x00000023;
+ param->reg_DQIDLY = 0x00000078;
+ param->reg_FREQ = 0x000058C0;
+ param->madj_max = 132;
+ param->dll2_finetune_step = 3;
+ break;
+ case 624:
+ ast_moutdwm(ast, 0x1E6E2020, 0x0160);
+ param->reg_MADJ = 0x00136868;
+ param->reg_SADJ = 0x00004534;
+ param->wodt = 1;
+ param->rodt = 1;
+ param->reg_AC1 = 0x32302A37;
+ param->reg_AC2 = 0xEF56B621;
+ param->reg_DQSIC = 0x0000015A;
+ param->reg_MRS = 0x02101A50;
+ param->reg_EMRS = 0x00000004;
+ param->reg_DRV = 0x000000F5;
+ param->reg_IOZ = 0x00000034;
+ param->reg_DQIDLY = 0x00000078;
+ param->reg_FREQ = 0x000059C0;
+ param->madj_max = 128;
+ param->dll2_finetune_step = 3;
+ break;
+ } /* switch freq */
+
+ switch (param->dram_chipid) {
+ case AST_DRAM_512Mx16:
+ param->dram_config = 0x130;
+ break;
+ default:
+ case AST_DRAM_1Gx16:
+ param->dram_config = 0x131;
+ break;
+ case AST_DRAM_2Gx16:
+ param->dram_config = 0x132;
+ break;
+ case AST_DRAM_4Gx16:
+ param->dram_config = 0x133;
+ break;
+ } /* switch size */
+
+ switch (param->vram_size) {
+ default:
+ case AST_VIDMEM_SIZE_8M:
+ param->dram_config |= 0x00;
+ break;
+ case AST_VIDMEM_SIZE_16M:
+ param->dram_config |= 0x04;
+ break;
+ case AST_VIDMEM_SIZE_32M:
+ param->dram_config |= 0x08;
+ break;
+ case AST_VIDMEM_SIZE_64M:
+ param->dram_config |= 0x0c;
+ break;
+ }
+
+}
+
+static void ddr3_init(struct ast_private *ast, struct ast2300_dram_param *param)
+{
+ u32 data, data2, retry = 0;
+
+ddr3_init_start:
+ ast_moutdwm(ast, 0x1E6E0000, 0xFC600309);
+ ast_moutdwm(ast, 0x1E6E0018, 0x00000100);
+ ast_moutdwm(ast, 0x1E6E0024, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0034, 0x00000000);
+ udelay(10);
+ ast_moutdwm(ast, 0x1E6E0064, param->reg_MADJ);
+ ast_moutdwm(ast, 0x1E6E0068, param->reg_SADJ);
+ udelay(10);
+ ast_moutdwm(ast, 0x1E6E0064, param->reg_MADJ | 0xC0000);
+ udelay(10);
+
+ ast_moutdwm(ast, 0x1E6E0004, param->dram_config);
+ ast_moutdwm(ast, 0x1E6E0008, 0x90040f);
+ ast_moutdwm(ast, 0x1E6E0010, param->reg_AC1);
+ ast_moutdwm(ast, 0x1E6E0014, param->reg_AC2);
+ ast_moutdwm(ast, 0x1E6E0020, param->reg_DQSIC);
+ ast_moutdwm(ast, 0x1E6E0080, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0084, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0088, param->reg_DQIDLY);
+ ast_moutdwm(ast, 0x1E6E0018, 0x4000A170);
+ ast_moutdwm(ast, 0x1E6E0018, 0x00002370);
+ ast_moutdwm(ast, 0x1E6E0038, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0040, 0xFF444444);
+ ast_moutdwm(ast, 0x1E6E0044, 0x22222222);
+ ast_moutdwm(ast, 0x1E6E0048, 0x22222222);
+ ast_moutdwm(ast, 0x1E6E004C, 0x00000002);
+ ast_moutdwm(ast, 0x1E6E0050, 0x80000000);
+ ast_moutdwm(ast, 0x1E6E0050, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0054, 0);
+ ast_moutdwm(ast, 0x1E6E0060, param->reg_DRV);
+ ast_moutdwm(ast, 0x1E6E006C, param->reg_IOZ);
+ ast_moutdwm(ast, 0x1E6E0070, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0074, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0078, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E007C, 0x00000000);
+ /* Wait MCLK2X lock to MCLK */
+ do {
+ data = ast_mindwm(ast, 0x1E6E001C);
+ } while (!(data & 0x08000000));
+ data = ast_mindwm(ast, 0x1E6E001C);
+ data = (data >> 8) & 0xff;
+ while ((data & 0x08) || ((data & 0x7) < 2) || (data < 4)) {
+ data2 = (ast_mindwm(ast, 0x1E6E0064) & 0xfff3ffff) + 4;
+ if ((data2 & 0xff) > param->madj_max) {
+ break;
+ }
+ ast_moutdwm(ast, 0x1E6E0064, data2);
+ if (data2 & 0x00100000) {
+ data2 = ((data2 & 0xff) >> 3) + 3;
+ } else {
+ data2 = ((data2 & 0xff) >> 2) + 5;
+ }
+ data = ast_mindwm(ast, 0x1E6E0068) & 0xffff00ff;
+ data2 += data & 0xff;
+ data = data | (data2 << 8);
+ ast_moutdwm(ast, 0x1E6E0068, data);
+ udelay(10);
+ ast_moutdwm(ast, 0x1E6E0064, ast_mindwm(ast, 0x1E6E0064) | 0xC0000);
+ udelay(10);
+ data = ast_mindwm(ast, 0x1E6E0018) & 0xfffff1ff;
+ ast_moutdwm(ast, 0x1E6E0018, data);
+ data = data | 0x200;
+ ast_moutdwm(ast, 0x1E6E0018, data);
+ do {
+ data = ast_mindwm(ast, 0x1E6E001C);
+ } while (!(data & 0x08000000));
+
+ data = ast_mindwm(ast, 0x1E6E001C);
+ data = (data >> 8) & 0xff;
+ }
+ ast_moutdwm(ast, 0x1E720058, ast_mindwm(ast, 0x1E6E0068) & 0xffff);
+ data = ast_mindwm(ast, 0x1E6E0018) | 0xC00;
+ ast_moutdwm(ast, 0x1E6E0018, data);
+
+ ast_moutdwm(ast, 0x1E6E0034, 0x00000001);
+ ast_moutdwm(ast, 0x1E6E000C, 0x00000040);
+ udelay(50);
+ /* Mode Register Setting */
+ ast_moutdwm(ast, 0x1E6E002C, param->reg_MRS | 0x100);
+ ast_moutdwm(ast, 0x1E6E0030, param->reg_EMRS);
+ ast_moutdwm(ast, 0x1E6E0028, 0x00000005);
+ ast_moutdwm(ast, 0x1E6E0028, 0x00000007);
+ ast_moutdwm(ast, 0x1E6E0028, 0x00000003);
+ ast_moutdwm(ast, 0x1E6E0028, 0x00000001);
+ ast_moutdwm(ast, 0x1E6E002C, param->reg_MRS);
+ ast_moutdwm(ast, 0x1E6E000C, 0x00005C08);
+ ast_moutdwm(ast, 0x1E6E0028, 0x00000001);
+
+ ast_moutdwm(ast, 0x1E6E000C, 0x00005C01);
+ data = 0;
+ if (param->wodt) {
+ data = 0x300;
+ }
+ if (param->rodt) {
+ data = data | 0x3000 | ((param->reg_AC2 & 0x60000) >> 3);
+ }
+ ast_moutdwm(ast, 0x1E6E0034, data | 0x3);
+
+ /* Calibrate the DQSI delay */
+ if ((cbr_dll2(ast, param) == false) && (retry++ < 10))
+ goto ddr3_init_start;
+
+ ast_moutdwm(ast, 0x1E6E0120, param->reg_FREQ);
+ /* ECC Memory Initialization */
+#ifdef ECC
+ ast_moutdwm(ast, 0x1E6E007C, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0070, 0x221);
+ do {
+ data = ast_mindwm(ast, 0x1E6E0070);
+ } while (!(data & 0x00001000));
+ ast_moutdwm(ast, 0x1E6E0070, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0050, 0x80000000);
+ ast_moutdwm(ast, 0x1E6E0050, 0x00000000);
+#endif
+
+
+}
+
+static void get_ddr2_info(struct ast_private *ast, struct ast2300_dram_param *param)
+{
+ u32 trap, trap_AC2, trap_MRS;
+
+ ast_moutdwm(ast, 0x1E6E2000, 0x1688A8A8);
+
+ /* Ger trap info */
+ trap = (ast_mindwm(ast, 0x1E6E2070) >> 25) & 0x3;
+ trap_AC2 = (trap << 20) | (trap << 16);
+ trap_AC2 += 0x00110000;
+ trap_MRS = 0x00000040 | (trap << 4);
+
+
+ param->reg_MADJ = 0x00034C4C;
+ param->reg_SADJ = 0x00001800;
+ param->reg_DRV = 0x000000F0;
+ param->reg_PERIOD = param->dram_freq;
+ param->rodt = 0;
+
+ switch (param->dram_freq) {
+ case 264:
+ ast_moutdwm(ast, 0x1E6E2020, 0x0130);
+ param->wodt = 0;
+ param->reg_AC1 = 0x11101513;
+ param->reg_AC2 = 0x78117011;
+ param->reg_DQSIC = 0x00000092;
+ param->reg_MRS = 0x00000842;
+ param->reg_EMRS = 0x00000000;
+ param->reg_DRV = 0x000000F0;
+ param->reg_IOZ = 0x00000034;
+ param->reg_DQIDLY = 0x0000005A;
+ param->reg_FREQ = 0x00004AC0;
+ param->madj_max = 138;
+ param->dll2_finetune_step = 3;
+ break;
+ case 336:
+ ast_moutdwm(ast, 0x1E6E2020, 0x0190);
+ param->wodt = 1;
+ param->reg_AC1 = 0x22202613;
+ param->reg_AC2 = 0xAA009016 | trap_AC2;
+ param->reg_DQSIC = 0x000000BA;
+ param->reg_MRS = 0x00000A02 | trap_MRS;
+ param->reg_EMRS = 0x00000040;
+ param->reg_DRV = 0x000000FA;
+ param->reg_IOZ = 0x00000034;
+ param->reg_DQIDLY = 0x00000074;
+ param->reg_FREQ = 0x00004DC0;
+ param->madj_max = 96;
+ param->dll2_finetune_step = 3;
+ switch (param->dram_chipid) {
+ default:
+ case AST_DRAM_512Mx16:
+ param->reg_AC2 = 0xAA009012 | trap_AC2;
+ break;
+ case AST_DRAM_1Gx16:
+ param->reg_AC2 = 0xAA009016 | trap_AC2;
+ break;
+ case AST_DRAM_2Gx16:
+ param->reg_AC2 = 0xAA009023 | trap_AC2;
+ break;
+ case AST_DRAM_4Gx16:
+ param->reg_AC2 = 0xAA00903B | trap_AC2;
+ break;
+ }
+ break;
+ default:
+ case 396:
+ ast_moutdwm(ast, 0x1E6E2020, 0x03F1);
+ param->wodt = 1;
+ param->rodt = 0;
+ param->reg_AC1 = 0x33302714;
+ param->reg_AC2 = 0xCC00B01B | trap_AC2;
+ param->reg_DQSIC = 0x000000E2;
+ param->reg_MRS = 0x00000C02 | trap_MRS;
+ param->reg_EMRS = 0x00000040;
+ param->reg_DRV = 0x000000FA;
+ param->reg_IOZ = 0x00000034;
+ param->reg_DQIDLY = 0x00000089;
+ param->reg_FREQ = 0x00005040;
+ param->madj_max = 96;
+ param->dll2_finetune_step = 4;
+
+ switch (param->dram_chipid) {
+ case AST_DRAM_512Mx16:
+ param->reg_AC2 = 0xCC00B016 | trap_AC2;
+ break;
+ default:
+ case AST_DRAM_1Gx16:
+ param->reg_AC2 = 0xCC00B01B | trap_AC2;
+ break;
+ case AST_DRAM_2Gx16:
+ param->reg_AC2 = 0xCC00B02B | trap_AC2;
+ break;
+ case AST_DRAM_4Gx16:
+ param->reg_AC2 = 0xCC00B03F | trap_AC2;
+ break;
+ }
+
+ break;
+
+ case 408:
+ ast_moutdwm(ast, 0x1E6E2020, 0x01F0);
+ param->wodt = 1;
+ param->rodt = 0;
+ param->reg_AC1 = 0x33302714;
+ param->reg_AC2 = 0xCC00B01B | trap_AC2;
+ param->reg_DQSIC = 0x000000E2;
+ param->reg_MRS = 0x00000C02 | trap_MRS;
+ param->reg_EMRS = 0x00000040;
+ param->reg_DRV = 0x000000FA;
+ param->reg_IOZ = 0x00000034;
+ param->reg_DQIDLY = 0x00000089;
+ param->reg_FREQ = 0x000050C0;
+ param->madj_max = 96;
+ param->dll2_finetune_step = 4;
+
+ switch (param->dram_chipid) {
+ case AST_DRAM_512Mx16:
+ param->reg_AC2 = 0xCC00B016 | trap_AC2;
+ break;
+ default:
+ case AST_DRAM_1Gx16:
+ param->reg_AC2 = 0xCC00B01B | trap_AC2;
+ break;
+ case AST_DRAM_2Gx16:
+ param->reg_AC2 = 0xCC00B02B | trap_AC2;
+ break;
+ case AST_DRAM_4Gx16:
+ param->reg_AC2 = 0xCC00B03F | trap_AC2;
+ break;
+ }
+
+ break;
+ case 456:
+ ast_moutdwm(ast, 0x1E6E2020, 0x0230);
+ param->wodt = 0;
+ param->reg_AC1 = 0x33302815;
+ param->reg_AC2 = 0xCD44B01E;
+ param->reg_DQSIC = 0x000000FC;
+ param->reg_MRS = 0x00000E72;
+ param->reg_EMRS = 0x00000000;
+ param->reg_DRV = 0x00000000;
+ param->reg_IOZ = 0x00000034;
+ param->reg_DQIDLY = 0x00000097;
+ param->reg_FREQ = 0x000052C0;
+ param->madj_max = 88;
+ param->dll2_finetune_step = 3;
+ break;
+ case 504:
+ ast_moutdwm(ast, 0x1E6E2020, 0x0261);
+ param->wodt = 1;
+ param->rodt = 1;
+ param->reg_AC1 = 0x33302815;
+ param->reg_AC2 = 0xDE44C022;
+ param->reg_DQSIC = 0x00000117;
+ param->reg_MRS = 0x00000E72;
+ param->reg_EMRS = 0x00000040;
+ param->reg_DRV = 0x0000000A;
+ param->reg_IOZ = 0x00000045;
+ param->reg_DQIDLY = 0x000000A0;
+ param->reg_FREQ = 0x000054C0;
+ param->madj_max = 79;
+ param->dll2_finetune_step = 3;
+ break;
+ case 528:
+ ast_moutdwm(ast, 0x1E6E2020, 0x0120);
+ param->wodt = 1;
+ param->rodt = 1;
+ param->reg_AC1 = 0x33302815;
+ param->reg_AC2 = 0xEF44D024;
+ param->reg_DQSIC = 0x00000125;
+ param->reg_MRS = 0x00000E72;
+ param->reg_EMRS = 0x00000004;
+ param->reg_DRV = 0x000000F9;
+ param->reg_IOZ = 0x00000045;
+ param->reg_DQIDLY = 0x000000A7;
+ param->reg_FREQ = 0x000055C0;
+ param->madj_max = 76;
+ param->dll2_finetune_step = 3;
+ break;
+ case 552:
+ ast_moutdwm(ast, 0x1E6E2020, 0x02A1);
+ param->wodt = 1;
+ param->rodt = 1;
+ param->reg_AC1 = 0x43402915;
+ param->reg_AC2 = 0xFF44E025;
+ param->reg_DQSIC = 0x00000132;
+ param->reg_MRS = 0x00000E72;
+ param->reg_EMRS = 0x00000040;
+ param->reg_DRV = 0x0000000A;
+ param->reg_IOZ = 0x00000045;
+ param->reg_DQIDLY = 0x000000AD;
+ param->reg_FREQ = 0x000056C0;
+ param->madj_max = 76;
+ param->dll2_finetune_step = 3;
+ break;
+ case 576:
+ ast_moutdwm(ast, 0x1E6E2020, 0x0140);
+ param->wodt = 1;
+ param->rodt = 1;
+ param->reg_AC1 = 0x43402915;
+ param->reg_AC2 = 0xFF44E027;
+ param->reg_DQSIC = 0x0000013F;
+ param->reg_MRS = 0x00000E72;
+ param->reg_EMRS = 0x00000004;
+ param->reg_DRV = 0x000000F5;
+ param->reg_IOZ = 0x00000045;
+ param->reg_DQIDLY = 0x000000B3;
+ param->reg_FREQ = 0x000057C0;
+ param->madj_max = 76;
+ param->dll2_finetune_step = 3;
+ break;
+ }
+
+ switch (param->dram_chipid) {
+ case AST_DRAM_512Mx16:
+ param->dram_config = 0x100;
+ break;
+ default:
+ case AST_DRAM_1Gx16:
+ param->dram_config = 0x121;
+ break;
+ case AST_DRAM_2Gx16:
+ param->dram_config = 0x122;
+ break;
+ case AST_DRAM_4Gx16:
+ param->dram_config = 0x123;
+ break;
+ } /* switch size */
+
+ switch (param->vram_size) {
+ default:
+ case AST_VIDMEM_SIZE_8M:
+ param->dram_config |= 0x00;
+ break;
+ case AST_VIDMEM_SIZE_16M:
+ param->dram_config |= 0x04;
+ break;
+ case AST_VIDMEM_SIZE_32M:
+ param->dram_config |= 0x08;
+ break;
+ case AST_VIDMEM_SIZE_64M:
+ param->dram_config |= 0x0c;
+ break;
+ }
+}
+
+static void ddr2_init(struct ast_private *ast, struct ast2300_dram_param *param)
+{
+ u32 data, data2, retry = 0;
+
+ddr2_init_start:
+ ast_moutdwm(ast, 0x1E6E0000, 0xFC600309);
+ ast_moutdwm(ast, 0x1E6E0018, 0x00000100);
+ ast_moutdwm(ast, 0x1E6E0024, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0064, param->reg_MADJ);
+ ast_moutdwm(ast, 0x1E6E0068, param->reg_SADJ);
+ udelay(10);
+ ast_moutdwm(ast, 0x1E6E0064, param->reg_MADJ | 0xC0000);
+ udelay(10);
+
+ ast_moutdwm(ast, 0x1E6E0004, param->dram_config);
+ ast_moutdwm(ast, 0x1E6E0008, 0x90040f);
+ ast_moutdwm(ast, 0x1E6E0010, param->reg_AC1);
+ ast_moutdwm(ast, 0x1E6E0014, param->reg_AC2);
+ ast_moutdwm(ast, 0x1E6E0020, param->reg_DQSIC);
+ ast_moutdwm(ast, 0x1E6E0080, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0084, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0088, param->reg_DQIDLY);
+ ast_moutdwm(ast, 0x1E6E0018, 0x4000A130);
+ ast_moutdwm(ast, 0x1E6E0018, 0x00002330);
+ ast_moutdwm(ast, 0x1E6E0038, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0040, 0xFF808000);
+ ast_moutdwm(ast, 0x1E6E0044, 0x88848466);
+ ast_moutdwm(ast, 0x1E6E0048, 0x44440008);
+ ast_moutdwm(ast, 0x1E6E004C, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0050, 0x80000000);
+ ast_moutdwm(ast, 0x1E6E0050, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0054, 0);
+ ast_moutdwm(ast, 0x1E6E0060, param->reg_DRV);
+ ast_moutdwm(ast, 0x1E6E006C, param->reg_IOZ);
+ ast_moutdwm(ast, 0x1E6E0070, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0074, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0078, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E007C, 0x00000000);
+
+ /* Wait MCLK2X lock to MCLK */
+ do {
+ data = ast_mindwm(ast, 0x1E6E001C);
+ } while (!(data & 0x08000000));
+ data = ast_mindwm(ast, 0x1E6E001C);
+ data = (data >> 8) & 0xff;
+ while ((data & 0x08) || ((data & 0x7) < 2) || (data < 4)) {
+ data2 = (ast_mindwm(ast, 0x1E6E0064) & 0xfff3ffff) + 4;
+ if ((data2 & 0xff) > param->madj_max) {
+ break;
+ }
+ ast_moutdwm(ast, 0x1E6E0064, data2);
+ if (data2 & 0x00100000) {
+ data2 = ((data2 & 0xff) >> 3) + 3;
+ } else {
+ data2 = ((data2 & 0xff) >> 2) + 5;
+ }
+ data = ast_mindwm(ast, 0x1E6E0068) & 0xffff00ff;
+ data2 += data & 0xff;
+ data = data | (data2 << 8);
+ ast_moutdwm(ast, 0x1E6E0068, data);
+ udelay(10);
+ ast_moutdwm(ast, 0x1E6E0064, ast_mindwm(ast, 0x1E6E0064) | 0xC0000);
+ udelay(10);
+ data = ast_mindwm(ast, 0x1E6E0018) & 0xfffff1ff;
+ ast_moutdwm(ast, 0x1E6E0018, data);
+ data = data | 0x200;
+ ast_moutdwm(ast, 0x1E6E0018, data);
+ do {
+ data = ast_mindwm(ast, 0x1E6E001C);
+ } while (!(data & 0x08000000));
+
+ data = ast_mindwm(ast, 0x1E6E001C);
+ data = (data >> 8) & 0xff;
+ }
+ ast_moutdwm(ast, 0x1E720058, ast_mindwm(ast, 0x1E6E0008) & 0xffff);
+ data = ast_mindwm(ast, 0x1E6E0018) | 0xC00;
+ ast_moutdwm(ast, 0x1E6E0018, data);
+
+ ast_moutdwm(ast, 0x1E6E0034, 0x00000001);
+ ast_moutdwm(ast, 0x1E6E000C, 0x00000000);
+ udelay(50);
+ /* Mode Register Setting */
+ ast_moutdwm(ast, 0x1E6E002C, param->reg_MRS | 0x100);
+ ast_moutdwm(ast, 0x1E6E0030, param->reg_EMRS);
+ ast_moutdwm(ast, 0x1E6E0028, 0x00000005);
+ ast_moutdwm(ast, 0x1E6E0028, 0x00000007);
+ ast_moutdwm(ast, 0x1E6E0028, 0x00000003);
+ ast_moutdwm(ast, 0x1E6E0028, 0x00000001);
+
+ ast_moutdwm(ast, 0x1E6E000C, 0x00005C08);
+ ast_moutdwm(ast, 0x1E6E002C, param->reg_MRS);
+ ast_moutdwm(ast, 0x1E6E0028, 0x00000001);
+ ast_moutdwm(ast, 0x1E6E0030, param->reg_EMRS | 0x380);
+ ast_moutdwm(ast, 0x1E6E0028, 0x00000003);
+ ast_moutdwm(ast, 0x1E6E0030, param->reg_EMRS);
+ ast_moutdwm(ast, 0x1E6E0028, 0x00000003);
+
+ ast_moutdwm(ast, 0x1E6E000C, 0x7FFF5C01);
+ data = 0;
+ if (param->wodt) {
+ data = 0x500;
+ }
+ if (param->rodt) {
+ data = data | 0x3000 | ((param->reg_AC2 & 0x60000) >> 3);
+ }
+ ast_moutdwm(ast, 0x1E6E0034, data | 0x3);
+ ast_moutdwm(ast, 0x1E6E0120, param->reg_FREQ);
+
+ /* Calibrate the DQSI delay */
+ if ((cbr_dll2(ast, param) == false) && (retry++ < 10))
+ goto ddr2_init_start;
+
+ /* ECC Memory Initialization */
+#ifdef ECC
+ ast_moutdwm(ast, 0x1E6E007C, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0070, 0x221);
+ do {
+ data = ast_mindwm(ast, 0x1E6E0070);
+ } while (!(data & 0x00001000));
+ ast_moutdwm(ast, 0x1E6E0070, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0050, 0x80000000);
+ ast_moutdwm(ast, 0x1E6E0050, 0x00000000);
+#endif
+
+}
+
+static void ast_post_chip_2300(struct drm_device *dev)
+{
+ struct ast_private *ast = to_ast_private(dev);
+ struct ast2300_dram_param param;
+ u32 temp;
+ u8 reg;
+
+ reg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd0, 0xff);
+ if ((reg & 0x80) == 0) {/* vga only */
+ ast_write32(ast, 0xf004, 0x1e6e0000);
+ ast_write32(ast, 0xf000, 0x1);
+ ast_write32(ast, 0x12000, 0x1688a8a8);
+ do {
+ ;
+ } while (ast_read32(ast, 0x12000) != 0x1);
+
+ ast_write32(ast, 0x10000, 0xfc600309);
+ do {
+ ;
+ } while (ast_read32(ast, 0x10000) != 0x1);
+
+ /* Slow down CPU/AHB CLK in VGA only mode */
+ temp = ast_read32(ast, 0x12008);
+ temp |= 0x73;
+ ast_write32(ast, 0x12008, temp);
+
+ param.dram_freq = 396;
+ param.dram_type = AST_DDR3;
+ temp = ast_mindwm(ast, 0x1e6e2070);
+ if (temp & 0x01000000)
+ param.dram_type = AST_DDR2;
+ switch (temp & 0x18000000) {
+ case 0:
+ param.dram_chipid = AST_DRAM_512Mx16;
+ break;
+ default:
+ case 0x08000000:
+ param.dram_chipid = AST_DRAM_1Gx16;
+ break;
+ case 0x10000000:
+ param.dram_chipid = AST_DRAM_2Gx16;
+ break;
+ case 0x18000000:
+ param.dram_chipid = AST_DRAM_4Gx16;
+ break;
+ }
+ switch (temp & 0x0c) {
+ default:
+ case 0x00:
+ param.vram_size = AST_VIDMEM_SIZE_8M;
+ break;
+
+ case 0x04:
+ param.vram_size = AST_VIDMEM_SIZE_16M;
+ break;
+
+ case 0x08:
+ param.vram_size = AST_VIDMEM_SIZE_32M;
+ break;
+
+ case 0x0c:
+ param.vram_size = AST_VIDMEM_SIZE_64M;
+ break;
+ }
+
+ if (param.dram_type == AST_DDR3) {
+ get_ddr3_info(ast, &param);
+ ddr3_init(ast, &param);
+ } else {
+ get_ddr2_info(ast, &param);
+ ddr2_init(ast, &param);
+ }
+
+ temp = ast_mindwm(ast, 0x1e6e2040);
+ ast_moutdwm(ast, 0x1e6e2040, temp | 0x40);
+ }
+
+ /* wait ready */
+ do {
+ reg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd0, 0xff);
+ } while ((reg & 0x40) == 0);
+}
+
+static bool cbr_test_2500(struct ast_private *ast)
+{
+ ast_moutdwm(ast, 0x1E6E0074, 0x0000FFFF);
+ ast_moutdwm(ast, 0x1E6E007C, 0xFF00FF00);
+ if (!mmc_test_burst(ast, 0))
+ return false;
+ if (!mmc_test_single_2500(ast, 0))
+ return false;
+ return true;
+}
+
+static bool ddr_test_2500(struct ast_private *ast)
+{
+ ast_moutdwm(ast, 0x1E6E0074, 0x0000FFFF);
+ ast_moutdwm(ast, 0x1E6E007C, 0xFF00FF00);
+ if (!mmc_test_burst(ast, 0))
+ return false;
+ if (!mmc_test_burst(ast, 1))
+ return false;
+ if (!mmc_test_burst(ast, 2))
+ return false;
+ if (!mmc_test_burst(ast, 3))
+ return false;
+ if (!mmc_test_single_2500(ast, 0))
+ return false;
+ return true;
+}
+
+static void ddr_init_common_2500(struct ast_private *ast)
+{
+ ast_moutdwm(ast, 0x1E6E0034, 0x00020080);
+ ast_moutdwm(ast, 0x1E6E0008, 0x2003000F);
+ ast_moutdwm(ast, 0x1E6E0038, 0x00000FFF);
+ ast_moutdwm(ast, 0x1E6E0040, 0x88448844);
+ ast_moutdwm(ast, 0x1E6E0044, 0x24422288);
+ ast_moutdwm(ast, 0x1E6E0048, 0x22222222);
+ ast_moutdwm(ast, 0x1E6E004C, 0x22222222);
+ ast_moutdwm(ast, 0x1E6E0050, 0x80000000);
+ ast_moutdwm(ast, 0x1E6E0208, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0218, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0220, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0228, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0230, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E02A8, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E02B0, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0240, 0x86000000);
+ ast_moutdwm(ast, 0x1E6E0244, 0x00008600);
+ ast_moutdwm(ast, 0x1E6E0248, 0x80000000);
+ ast_moutdwm(ast, 0x1E6E024C, 0x80808080);
+}
+
+static void ddr_phy_init_2500(struct ast_private *ast)
+{
+ u32 data, pass, timecnt;
+
+ pass = 0;
+ ast_moutdwm(ast, 0x1E6E0060, 0x00000005);
+ while (!pass) {
+ for (timecnt = 0; timecnt < TIMEOUT; timecnt++) {
+ data = ast_mindwm(ast, 0x1E6E0060) & 0x1;
+ if (!data)
+ break;
+ }
+ if (timecnt != TIMEOUT) {
+ data = ast_mindwm(ast, 0x1E6E0300) & 0x000A0000;
+ if (!data)
+ pass = 1;
+ }
+ if (!pass) {
+ ast_moutdwm(ast, 0x1E6E0060, 0x00000000);
+ udelay(10); /* delay 10 us */
+ ast_moutdwm(ast, 0x1E6E0060, 0x00000005);
+ }
+ }
+
+ ast_moutdwm(ast, 0x1E6E0060, 0x00000006);
+}
+
+/*
+ * Check DRAM Size
+ * 1Gb : 0x80000000 ~ 0x87FFFFFF
+ * 2Gb : 0x80000000 ~ 0x8FFFFFFF
+ * 4Gb : 0x80000000 ~ 0x9FFFFFFF
+ * 8Gb : 0x80000000 ~ 0xBFFFFFFF
+ */
+static void check_dram_size_2500(struct ast_private *ast, u32 tRFC)
+{
+ u32 reg_04, reg_14;
+
+ reg_04 = ast_mindwm(ast, 0x1E6E0004) & 0xfffffffc;
+ reg_14 = ast_mindwm(ast, 0x1E6E0014) & 0xffffff00;
+
+ ast_moutdwm(ast, 0xA0100000, 0x41424344);
+ ast_moutdwm(ast, 0x90100000, 0x35363738);
+ ast_moutdwm(ast, 0x88100000, 0x292A2B2C);
+ ast_moutdwm(ast, 0x80100000, 0x1D1E1F10);
+
+ /* Check 8Gbit */
+ if (ast_mindwm(ast, 0xA0100000) == 0x41424344) {
+ reg_04 |= 0x03;
+ reg_14 |= (tRFC >> 24) & 0xFF;
+ /* Check 4Gbit */
+ } else if (ast_mindwm(ast, 0x90100000) == 0x35363738) {
+ reg_04 |= 0x02;
+ reg_14 |= (tRFC >> 16) & 0xFF;
+ /* Check 2Gbit */
+ } else if (ast_mindwm(ast, 0x88100000) == 0x292A2B2C) {
+ reg_04 |= 0x01;
+ reg_14 |= (tRFC >> 8) & 0xFF;
+ } else {
+ reg_14 |= tRFC & 0xFF;
+ }
+ ast_moutdwm(ast, 0x1E6E0004, reg_04);
+ ast_moutdwm(ast, 0x1E6E0014, reg_14);
+}
+
+static void enable_cache_2500(struct ast_private *ast)
+{
+ u32 reg_04, data;
+
+ reg_04 = ast_mindwm(ast, 0x1E6E0004);
+ ast_moutdwm(ast, 0x1E6E0004, reg_04 | 0x1000);
+
+ do
+ data = ast_mindwm(ast, 0x1E6E0004);
+ while (!(data & 0x80000));
+ ast_moutdwm(ast, 0x1E6E0004, reg_04 | 0x400);
+}
+
+static void set_mpll_2500(struct ast_private *ast)
+{
+ u32 addr, data, param;
+
+ /* Reset MMC */
+ ast_moutdwm(ast, 0x1E6E0000, 0xFC600309);
+ ast_moutdwm(ast, 0x1E6E0034, 0x00020080);
+ for (addr = 0x1e6e0004; addr < 0x1e6e0090;) {
+ ast_moutdwm(ast, addr, 0x0);
+ addr += 4;
+ }
+ ast_moutdwm(ast, 0x1E6E0034, 0x00020000);
+
+ ast_moutdwm(ast, 0x1E6E2000, 0x1688A8A8);
+ data = ast_mindwm(ast, 0x1E6E2070) & 0x00800000;
+ if (data) {
+ /* CLKIN = 25MHz */
+ param = 0x930023E0;
+ ast_moutdwm(ast, 0x1E6E2160, 0x00011320);
+ } else {
+ /* CLKIN = 24MHz */
+ param = 0x93002400;
+ }
+ ast_moutdwm(ast, 0x1E6E2020, param);
+ udelay(100);
+}
+
+static void reset_mmc_2500(struct ast_private *ast)
+{
+ ast_moutdwm(ast, 0x1E78505C, 0x00000004);
+ ast_moutdwm(ast, 0x1E785044, 0x00000001);
+ ast_moutdwm(ast, 0x1E785048, 0x00004755);
+ ast_moutdwm(ast, 0x1E78504C, 0x00000013);
+ mdelay(100);
+ ast_moutdwm(ast, 0x1E785054, 0x00000077);
+ ast_moutdwm(ast, 0x1E6E0000, 0xFC600309);
+}
+
+static void ddr3_init_2500(struct ast_private *ast, const u32 *ddr_table)
+{
+
+ ast_moutdwm(ast, 0x1E6E0004, 0x00000303);
+ ast_moutdwm(ast, 0x1E6E0010, ddr_table[REGIDX_010]);
+ ast_moutdwm(ast, 0x1E6E0014, ddr_table[REGIDX_014]);
+ ast_moutdwm(ast, 0x1E6E0018, ddr_table[REGIDX_018]);
+ ast_moutdwm(ast, 0x1E6E0020, ddr_table[REGIDX_020]); /* MODEREG4/6 */
+ ast_moutdwm(ast, 0x1E6E0024, ddr_table[REGIDX_024]); /* MODEREG5 */
+ ast_moutdwm(ast, 0x1E6E002C, ddr_table[REGIDX_02C] | 0x100); /* MODEREG0/2 */
+ ast_moutdwm(ast, 0x1E6E0030, ddr_table[REGIDX_030]); /* MODEREG1/3 */
+
+ /* DDR PHY Setting */
+ ast_moutdwm(ast, 0x1E6E0200, 0x02492AAE);
+ ast_moutdwm(ast, 0x1E6E0204, 0x00001001);
+ ast_moutdwm(ast, 0x1E6E020C, 0x55E00B0B);
+ ast_moutdwm(ast, 0x1E6E0210, 0x20000000);
+ ast_moutdwm(ast, 0x1E6E0214, ddr_table[REGIDX_214]);
+ ast_moutdwm(ast, 0x1E6E02E0, ddr_table[REGIDX_2E0]);
+ ast_moutdwm(ast, 0x1E6E02E4, ddr_table[REGIDX_2E4]);
+ ast_moutdwm(ast, 0x1E6E02E8, ddr_table[REGIDX_2E8]);
+ ast_moutdwm(ast, 0x1E6E02EC, ddr_table[REGIDX_2EC]);
+ ast_moutdwm(ast, 0x1E6E02F0, ddr_table[REGIDX_2F0]);
+ ast_moutdwm(ast, 0x1E6E02F4, ddr_table[REGIDX_2F4]);
+ ast_moutdwm(ast, 0x1E6E02F8, ddr_table[REGIDX_2F8]);
+ ast_moutdwm(ast, 0x1E6E0290, 0x00100008);
+ ast_moutdwm(ast, 0x1E6E02C0, 0x00000006);
+
+ /* Controller Setting */
+ ast_moutdwm(ast, 0x1E6E0034, 0x00020091);
+
+ /* Wait DDR PHY init done */
+ ddr_phy_init_2500(ast);
+
+ ast_moutdwm(ast, 0x1E6E0120, ddr_table[REGIDX_PLL]);
+ ast_moutdwm(ast, 0x1E6E000C, 0x42AA5C81);
+ ast_moutdwm(ast, 0x1E6E0034, 0x0001AF93);
+
+ check_dram_size_2500(ast, ddr_table[REGIDX_RFC]);
+ enable_cache_2500(ast);
+ ast_moutdwm(ast, 0x1E6E001C, 0x00000008);
+ ast_moutdwm(ast, 0x1E6E0038, 0xFFFFFF00);
+}
+
+static void ddr4_init_2500(struct ast_private *ast, const u32 *ddr_table)
+{
+ u32 data, data2, pass, retrycnt;
+ u32 ddr_vref, phy_vref;
+ u32 min_ddr_vref = 0, min_phy_vref = 0;
+ u32 max_ddr_vref = 0, max_phy_vref = 0;
+
+ ast_moutdwm(ast, 0x1E6E0004, 0x00000313);
+ ast_moutdwm(ast, 0x1E6E0010, ddr_table[REGIDX_010]);
+ ast_moutdwm(ast, 0x1E6E0014, ddr_table[REGIDX_014]);
+ ast_moutdwm(ast, 0x1E6E0018, ddr_table[REGIDX_018]);
+ ast_moutdwm(ast, 0x1E6E0020, ddr_table[REGIDX_020]); /* MODEREG4/6 */
+ ast_moutdwm(ast, 0x1E6E0024, ddr_table[REGIDX_024]); /* MODEREG5 */
+ ast_moutdwm(ast, 0x1E6E002C, ddr_table[REGIDX_02C] | 0x100); /* MODEREG0/2 */
+ ast_moutdwm(ast, 0x1E6E0030, ddr_table[REGIDX_030]); /* MODEREG1/3 */
+
+ /* DDR PHY Setting */
+ ast_moutdwm(ast, 0x1E6E0200, 0x42492AAE);
+ ast_moutdwm(ast, 0x1E6E0204, 0x09002000);
+ ast_moutdwm(ast, 0x1E6E020C, 0x55E00B0B);
+ ast_moutdwm(ast, 0x1E6E0210, 0x20000000);
+ ast_moutdwm(ast, 0x1E6E0214, ddr_table[REGIDX_214]);
+ ast_moutdwm(ast, 0x1E6E02E0, ddr_table[REGIDX_2E0]);
+ ast_moutdwm(ast, 0x1E6E02E4, ddr_table[REGIDX_2E4]);
+ ast_moutdwm(ast, 0x1E6E02E8, ddr_table[REGIDX_2E8]);
+ ast_moutdwm(ast, 0x1E6E02EC, ddr_table[REGIDX_2EC]);
+ ast_moutdwm(ast, 0x1E6E02F0, ddr_table[REGIDX_2F0]);
+ ast_moutdwm(ast, 0x1E6E02F4, ddr_table[REGIDX_2F4]);
+ ast_moutdwm(ast, 0x1E6E02F8, ddr_table[REGIDX_2F8]);
+ ast_moutdwm(ast, 0x1E6E0290, 0x00100008);
+ ast_moutdwm(ast, 0x1E6E02C4, 0x3C183C3C);
+ ast_moutdwm(ast, 0x1E6E02C8, 0x00631E0E);
+
+ /* Controller Setting */
+ ast_moutdwm(ast, 0x1E6E0034, 0x0001A991);
+
+ /* Train PHY Vref first */
+ pass = 0;
+
+ for (retrycnt = 0; retrycnt < 4 && pass == 0; retrycnt++) {
+ max_phy_vref = 0x0;
+ pass = 0;
+ ast_moutdwm(ast, 0x1E6E02C0, 0x00001C06);
+ for (phy_vref = 0x40; phy_vref < 0x80; phy_vref++) {
+ ast_moutdwm(ast, 0x1E6E000C, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0060, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E02CC, phy_vref | (phy_vref << 8));
+ /* Fire DFI Init */
+ ddr_phy_init_2500(ast);
+ ast_moutdwm(ast, 0x1E6E000C, 0x00005C01);
+ if (cbr_test_2500(ast)) {
+ pass++;
+ data = ast_mindwm(ast, 0x1E6E03D0);
+ data2 = data >> 8;
+ data = data & 0xff;
+ if (data > data2)
+ data = data2;
+ if (max_phy_vref < data) {
+ max_phy_vref = data;
+ min_phy_vref = phy_vref;
+ }
+ } else if (pass > 0)
+ break;
+ }
+ }
+ ast_moutdwm(ast, 0x1E6E02CC, min_phy_vref | (min_phy_vref << 8));
+
+ /* Train DDR Vref next */
+ pass = 0;
+
+ for (retrycnt = 0; retrycnt < 4 && pass == 0; retrycnt++) {
+ min_ddr_vref = 0xFF;
+ max_ddr_vref = 0x0;
+ pass = 0;
+ for (ddr_vref = 0x00; ddr_vref < 0x40; ddr_vref++) {
+ ast_moutdwm(ast, 0x1E6E000C, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0060, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E02C0, 0x00000006 | (ddr_vref << 8));
+ /* Fire DFI Init */
+ ddr_phy_init_2500(ast);
+ ast_moutdwm(ast, 0x1E6E000C, 0x00005C01);
+ if (cbr_test_2500(ast)) {
+ pass++;
+ if (min_ddr_vref > ddr_vref)
+ min_ddr_vref = ddr_vref;
+ if (max_ddr_vref < ddr_vref)
+ max_ddr_vref = ddr_vref;
+ } else if (pass != 0)
+ break;
+ }
+ }
+
+ ast_moutdwm(ast, 0x1E6E000C, 0x00000000);
+ ast_moutdwm(ast, 0x1E6E0060, 0x00000000);
+ ddr_vref = (min_ddr_vref + max_ddr_vref + 1) >> 1;
+ ast_moutdwm(ast, 0x1E6E02C0, 0x00000006 | (ddr_vref << 8));
+
+ /* Wait DDR PHY init done */
+ ddr_phy_init_2500(ast);
+
+ ast_moutdwm(ast, 0x1E6E0120, ddr_table[REGIDX_PLL]);
+ ast_moutdwm(ast, 0x1E6E000C, 0x42AA5C81);
+ ast_moutdwm(ast, 0x1E6E0034, 0x0001AF93);
+
+ check_dram_size_2500(ast, ddr_table[REGIDX_RFC]);
+ enable_cache_2500(ast);
+ ast_moutdwm(ast, 0x1E6E001C, 0x00000008);
+ ast_moutdwm(ast, 0x1E6E0038, 0xFFFFFF00);
+}
+
+static bool ast_dram_init_2500(struct ast_private *ast)
+{
+ u32 data;
+ u32 max_tries = 5;
+
+ do {
+ if (max_tries-- == 0)
+ return false;
+ set_mpll_2500(ast);
+ reset_mmc_2500(ast);
+ ddr_init_common_2500(ast);
+
+ data = ast_mindwm(ast, 0x1E6E2070);
+ if (data & 0x01000000)
+ ddr4_init_2500(ast, ast2500_ddr4_1600_timing_table);
+ else
+ ddr3_init_2500(ast, ast2500_ddr3_1600_timing_table);
+ } while (!ddr_test_2500(ast));
+
+ ast_moutdwm(ast, 0x1E6E2040, ast_mindwm(ast, 0x1E6E2040) | 0x41);
+
+ /* Patch code */
+ data = ast_mindwm(ast, 0x1E6E200C) & 0xF9FFFFFF;
+ ast_moutdwm(ast, 0x1E6E200C, data | 0x10000000);
+
+ return true;
+}
+
+void ast_patch_ahb_2500(struct ast_private *ast)
+{
+ u32 data;
+
+ /* Clear bus lock condition */
+ ast_moutdwm(ast, 0x1e600000, 0xAEED1A03);
+ ast_moutdwm(ast, 0x1e600084, 0x00010000);
+ ast_moutdwm(ast, 0x1e600088, 0x00000000);
+ ast_moutdwm(ast, 0x1e6e2000, 0x1688A8A8);
+ data = ast_mindwm(ast, 0x1e6e2070);
+ if (data & 0x08000000) { /* check fast reset */
+ /*
+ * If "Fast restet" is enabled for ARM-ICE debugger,
+ * then WDT needs to enable, that
+ * WDT04 is WDT#1 Reload reg.
+ * WDT08 is WDT#1 counter restart reg to avoid system deadlock
+ * WDT0C is WDT#1 control reg
+ * [6:5]:= 01:Full chip
+ * [4]:= 1:1MHz clock source
+ * [1]:= 1:WDT will be cleeared and disabled after timeout occurs
+ * [0]:= 1:WDT enable
+ */
+ ast_moutdwm(ast, 0x1E785004, 0x00000010);
+ ast_moutdwm(ast, 0x1E785008, 0x00004755);
+ ast_moutdwm(ast, 0x1E78500c, 0x00000033);
+ udelay(1000);
+ }
+ do {
+ ast_moutdwm(ast, 0x1e6e2000, 0x1688A8A8);
+ data = ast_mindwm(ast, 0x1e6e2000);
+ } while (data != 1);
+ ast_moutdwm(ast, 0x1e6e207c, 0x08000000); /* clear fast reset */
+}
+
+void ast_post_chip_2500(struct drm_device *dev)
+{
+ struct ast_private *ast = to_ast_private(dev);
+ u32 temp;
+ u8 reg;
+
+ reg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd0, 0xff);
+ if ((reg & AST_VRAM_INIT_STATUS_MASK) == 0) {/* vga only */
+ /* Clear bus lock condition */
+ ast_patch_ahb_2500(ast);
+
+ /* Disable watchdog */
+ ast_moutdwm(ast, 0x1E78502C, 0x00000000);
+ ast_moutdwm(ast, 0x1E78504C, 0x00000000);
+
+ /*
+ * Reset USB port to patch USB unknown device issue
+ * SCU90 is Multi-function Pin Control #5
+ * [29]:= 1:Enable USB2.0 Host port#1 (that the mutually shared USB2.0 Hub
+ * port).
+ * SCU94 is Multi-function Pin Control #6
+ * [14:13]:= 1x:USB2.0 Host2 controller
+ * SCU70 is Hardware Strap reg
+ * [23]:= 1:CLKIN is 25MHz and USBCK1 = 24/48 MHz (determined by
+ * [18]: 0(24)/1(48) MHz)
+ * SCU7C is Write clear reg to SCU70
+ * [23]:= write 1 and then SCU70[23] will be clear as 0b.
+ */
+ ast_moutdwm(ast, 0x1E6E2090, 0x20000000);
+ ast_moutdwm(ast, 0x1E6E2094, 0x00004000);
+ if (ast_mindwm(ast, 0x1E6E2070) & 0x00800000) {
+ ast_moutdwm(ast, 0x1E6E207C, 0x00800000);
+ mdelay(100);
+ ast_moutdwm(ast, 0x1E6E2070, 0x00800000);
+ }
+ /* Modify eSPI reset pin */
+ temp = ast_mindwm(ast, 0x1E6E2070);
+ if (temp & 0x02000000)
+ ast_moutdwm(ast, 0x1E6E207C, 0x00004000);
+
+ /* Slow down CPU/AHB CLK in VGA only mode */
+ temp = ast_read32(ast, 0x12008);
+ temp |= 0x73;
+ ast_write32(ast, 0x12008, temp);
+
+ if (!ast_dram_init_2500(ast))
+ drm_err(dev, "DRAM init failed !\n");
+
+ temp = ast_mindwm(ast, 0x1e6e2040);
+ ast_moutdwm(ast, 0x1e6e2040, temp | 0x40);
+ }
+
+ /* wait ready */
+ do {
+ reg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd0, 0xff);
+ } while ((reg & 0x40) == 0);
+}
diff --git a/drivers/gpu/drm/ast/ast_tables.h b/drivers/gpu/drm/ast/ast_tables.h
new file mode 100644
index 000000000..0378c9bc0
--- /dev/null
+++ b/drivers/gpu/drm/ast/ast_tables.h
@@ -0,0 +1,352 @@
+/*
+ * Copyright (c) 2005 ASPEED Technology Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of the authors not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. The authors makes no representations
+ * about the suitability of this software for any purpose. It is provided
+ * "as is" without express or implied warranty.
+ *
+ * THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+/* Ported from xf86-video-ast driver */
+
+#ifndef AST_TABLES_H
+#define AST_TABLES_H
+
+/* Std. Table Index Definition */
+#define TextModeIndex 0
+#define EGAModeIndex 1
+#define VGAModeIndex 2
+#define HiCModeIndex 3
+#define TrueCModeIndex 4
+
+#define Charx8Dot 0x00000001
+#define HalfDCLK 0x00000002
+#define DoubleScanMode 0x00000004
+#define LineCompareOff 0x00000008
+#define HBorder 0x00000020
+#define VBorder 0x00000010
+#define WideScreenMode 0x00000100
+#define NewModeInfo 0x00000200
+#define NHSync 0x00000400
+#define PHSync 0x00000800
+#define NVSync 0x00001000
+#define PVSync 0x00002000
+#define SyncPP (PVSync | PHSync)
+#define SyncPN (PVSync | NHSync)
+#define SyncNP (NVSync | PHSync)
+#define SyncNN (NVSync | NHSync)
+#define AST2500PreCatchCRT 0x00004000
+
+/* DCLK Index */
+#define VCLK25_175 0x00
+#define VCLK28_322 0x01
+#define VCLK31_5 0x02
+#define VCLK36 0x03
+#define VCLK40 0x04
+#define VCLK49_5 0x05
+#define VCLK50 0x06
+#define VCLK56_25 0x07
+#define VCLK65 0x08
+#define VCLK75 0x09
+#define VCLK78_75 0x0A
+#define VCLK94_5 0x0B
+#define VCLK108 0x0C
+#define VCLK135 0x0D
+#define VCLK157_5 0x0E
+#define VCLK162 0x0F
+/* #define VCLK193_25 0x10 */
+#define VCLK154 0x10
+#define VCLK83_5 0x11
+#define VCLK106_5 0x12
+#define VCLK146_25 0x13
+#define VCLK148_5 0x14
+#define VCLK71 0x15
+#define VCLK88_75 0x16
+#define VCLK119 0x17
+#define VCLK85_5 0x18
+#define VCLK97_75 0x19
+#define VCLK118_25 0x1A
+
+static const struct ast_vbios_dclk_info dclk_table[] = {
+ {0x2C, 0xE7, 0x03}, /* 00: VCLK25_175 */
+ {0x95, 0x62, 0x03}, /* 01: VCLK28_322 */
+ {0x67, 0x63, 0x01}, /* 02: VCLK31_5 */
+ {0x76, 0x63, 0x01}, /* 03: VCLK36 */
+ {0xEE, 0x67, 0x01}, /* 04: VCLK40 */
+ {0x82, 0x62, 0x01}, /* 05: VCLK49_5 */
+ {0xC6, 0x64, 0x01}, /* 06: VCLK50 */
+ {0x94, 0x62, 0x01}, /* 07: VCLK56_25 */
+ {0x80, 0x64, 0x00}, /* 08: VCLK65 */
+ {0x7B, 0x63, 0x00}, /* 09: VCLK75 */
+ {0x67, 0x62, 0x00}, /* 0A: VCLK78_75 */
+ {0x7C, 0x62, 0x00}, /* 0B: VCLK94_5 */
+ {0x8E, 0x62, 0x00}, /* 0C: VCLK108 */
+ {0x85, 0x24, 0x00}, /* 0D: VCLK135 */
+ {0x67, 0x22, 0x00}, /* 0E: VCLK157_5 */
+ {0x6A, 0x22, 0x00}, /* 0F: VCLK162 */
+ {0x4d, 0x4c, 0x80}, /* 10: VCLK154 */
+ {0x68, 0x6f, 0x80}, /* 11: VCLK83.5 */
+ {0x28, 0x49, 0x80}, /* 12: VCLK106.5 */
+ {0x37, 0x49, 0x80}, /* 13: VCLK146.25 */
+ {0x1f, 0x45, 0x80}, /* 14: VCLK148.5 */
+ {0x47, 0x6c, 0x80}, /* 15: VCLK71 */
+ {0x25, 0x65, 0x80}, /* 16: VCLK88.75 */
+ {0x77, 0x58, 0x80}, /* 17: VCLK119 */
+ {0x32, 0x67, 0x80}, /* 18: VCLK85_5 */
+ {0x6a, 0x6d, 0x80}, /* 19: VCLK97_75 */
+ {0x3b, 0x2c, 0x81}, /* 1A: VCLK118_25 */
+};
+
+static const struct ast_vbios_dclk_info dclk_table_ast2500[] = {
+ {0x2C, 0xE7, 0x03}, /* 00: VCLK25_175 */
+ {0x95, 0x62, 0x03}, /* 01: VCLK28_322 */
+ {0x67, 0x63, 0x01}, /* 02: VCLK31_5 */
+ {0x76, 0x63, 0x01}, /* 03: VCLK36 */
+ {0xEE, 0x67, 0x01}, /* 04: VCLK40 */
+ {0x82, 0x62, 0x01}, /* 05: VCLK49_5 */
+ {0xC6, 0x64, 0x01}, /* 06: VCLK50 */
+ {0x94, 0x62, 0x01}, /* 07: VCLK56_25 */
+ {0x80, 0x64, 0x00}, /* 08: VCLK65 */
+ {0x7B, 0x63, 0x00}, /* 09: VCLK75 */
+ {0x67, 0x62, 0x00}, /* 0A: VCLK78_75 */
+ {0x7C, 0x62, 0x00}, /* 0B: VCLK94_5 */
+ {0x8E, 0x62, 0x00}, /* 0C: VCLK108 */
+ {0x85, 0x24, 0x00}, /* 0D: VCLK135 */
+ {0x67, 0x22, 0x00}, /* 0E: VCLK157_5 */
+ {0x6A, 0x22, 0x00}, /* 0F: VCLK162 */
+ {0x4d, 0x4c, 0x80}, /* 10: VCLK154 */
+ {0x68, 0x6f, 0x80}, /* 11: VCLK83.5 */
+ {0x28, 0x49, 0x80}, /* 12: VCLK106.5 */
+ {0x37, 0x49, 0x80}, /* 13: VCLK146.25 */
+ {0x1f, 0x45, 0x80}, /* 14: VCLK148.5 */
+ {0x47, 0x6c, 0x80}, /* 15: VCLK71 */
+ {0x25, 0x65, 0x80}, /* 16: VCLK88.75 */
+ {0x58, 0x01, 0x42}, /* 17: VCLK119 */
+ {0x32, 0x67, 0x80}, /* 18: VCLK85_5 */
+ {0x6a, 0x6d, 0x80}, /* 19: VCLK97_75 */
+ {0x44, 0x20, 0x43}, /* 1A: VCLK118_25 */
+};
+
+static const struct ast_vbios_stdtable vbios_stdtable[] = {
+ /* MD_2_3_400 */
+ {
+ 0x67,
+ {0x00,0x03,0x00,0x02},
+ {0x5f,0x4f,0x50,0x82,0x55,0x81,0xbf,0x1f,
+ 0x00,0x4f,0x0d,0x0e,0x00,0x00,0x00,0x00,
+ 0x9c,0x8e,0x8f,0x28,0x1f,0x96,0xb9,0xa3,
+ 0xff},
+ {0x00,0x01,0x02,0x03,0x04,0x05,0x14,0x07,
+ 0x38,0x39,0x3a,0x3b,0x3c,0x3d,0x3e,0x3f,
+ 0x0c,0x00,0x0f,0x08},
+ {0x00,0x00,0x00,0x00,0x00,0x10,0x0e,0x00,
+ 0xff}
+ },
+ /* Mode12/ExtEGATable */
+ {
+ 0xe3,
+ {0x01,0x0f,0x00,0x06},
+ {0x5f,0x4f,0x50,0x82,0x55,0x81,0x0b,0x3e,
+ 0x00,0x40,0x00,0x00,0x00,0x00,0x00,0x00,
+ 0xe9,0x8b,0xdf,0x28,0x00,0xe7,0x04,0xe3,
+ 0xff},
+ {0x00,0x01,0x02,0x03,0x04,0x05,0x14,0x07,
+ 0x38,0x39,0x3a,0x3b,0x3c,0x3d,0x3e,0x3f,
+ 0x01,0x00,0x0f,0x00},
+ {0x00,0x00,0x00,0x00,0x00,0x00,0x05,0x0f,
+ 0xff}
+ },
+ /* ExtVGATable */
+ {
+ 0x2f,
+ {0x01,0x0f,0x00,0x0e},
+ {0x5f,0x4f,0x50,0x82,0x54,0x80,0x0b,0x3e,
+ 0x00,0x40,0x00,0x00,0x00,0x00,0x00,0x00,
+ 0xea,0x8c,0xdf,0x28,0x40,0xe7,0x04,0xa3,
+ 0xff},
+ {0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,
+ 0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f,
+ 0x01,0x00,0x00,0x00},
+ {0x00,0x00,0x00,0x00,0x00,0x40,0x05,0x0f,
+ 0xff}
+ },
+ /* ExtHiCTable */
+ {
+ 0x2f,
+ {0x01,0x0f,0x00,0x0e},
+ {0x5f,0x4f,0x50,0x82,0x54,0x80,0x0b,0x3e,
+ 0x00,0x40,0x00,0x00,0x00,0x00,0x00,0x00,
+ 0xea,0x8c,0xdf,0x28,0x40,0xe7,0x04,0xa3,
+ 0xff},
+ {0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,
+ 0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f,
+ 0x01,0x00,0x00,0x00},
+ {0x00,0x00,0x00,0x00,0x00,0x00,0x05,0x0f,
+ 0xff}
+ },
+ /* ExtTrueCTable */
+ {
+ 0x2f,
+ {0x01,0x0f,0x00,0x0e},
+ {0x5f,0x4f,0x50,0x82,0x54,0x80,0x0b,0x3e,
+ 0x00,0x40,0x00,0x00,0x00,0x00,0x00,0x00,
+ 0xea,0x8c,0xdf,0x28,0x40,0xe7,0x04,0xa3,
+ 0xff},
+ {0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,
+ 0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f,
+ 0x01,0x00,0x00,0x00},
+ {0x00,0x00,0x00,0x00,0x00,0x00,0x05,0x0f,
+ 0xff}
+ },
+};
+
+static const struct ast_vbios_enhtable res_640x480[] = {
+ { 800, 640, 8, 96, 525, 480, 2, 2, VCLK25_175, /* 60Hz */
+ (SyncNN | HBorder | VBorder | Charx8Dot), 60, 1, 0x2E },
+ { 832, 640, 16, 40, 520, 480, 1, 3, VCLK31_5, /* 72Hz */
+ (SyncNN | HBorder | VBorder | Charx8Dot), 72, 2, 0x2E },
+ { 840, 640, 16, 64, 500, 480, 1, 3, VCLK31_5, /* 75Hz */
+ (SyncNN | Charx8Dot) , 75, 3, 0x2E },
+ { 832, 640, 56, 56, 509, 480, 1, 3, VCLK36, /* 85Hz */
+ (SyncNN | Charx8Dot) , 85, 4, 0x2E },
+ { 832, 640, 56, 56, 509, 480, 1, 3, VCLK36, /* end */
+ (SyncNN | Charx8Dot) , 0xFF, 4, 0x2E },
+};
+
+static const struct ast_vbios_enhtable res_800x600[] = {
+ {1024, 800, 24, 72, 625, 600, 1, 2, VCLK36, /* 56Hz */
+ (SyncPP | Charx8Dot), 56, 1, 0x30 },
+ {1056, 800, 40, 128, 628, 600, 1, 4, VCLK40, /* 60Hz */
+ (SyncPP | Charx8Dot), 60, 2, 0x30 },
+ {1040, 800, 56, 120, 666, 600, 37, 6, VCLK50, /* 72Hz */
+ (SyncPP | Charx8Dot), 72, 3, 0x30 },
+ {1056, 800, 16, 80, 625, 600, 1, 3, VCLK49_5, /* 75Hz */
+ (SyncPP | Charx8Dot), 75, 4, 0x30 },
+ {1048, 800, 32, 64, 631, 600, 1, 3, VCLK56_25, /* 85Hz */
+ (SyncPP | Charx8Dot), 84, 5, 0x30 },
+ {1048, 800, 32, 64, 631, 600, 1, 3, VCLK56_25, /* end */
+ (SyncPP | Charx8Dot), 0xFF, 5, 0x30 },
+};
+
+
+static const struct ast_vbios_enhtable res_1024x768[] = {
+ {1344, 1024, 24, 136, 806, 768, 3, 6, VCLK65, /* 60Hz */
+ (SyncNN | Charx8Dot), 60, 1, 0x31 },
+ {1328, 1024, 24, 136, 806, 768, 3, 6, VCLK75, /* 70Hz */
+ (SyncNN | Charx8Dot), 70, 2, 0x31 },
+ {1312, 1024, 16, 96, 800, 768, 1, 3, VCLK78_75, /* 75Hz */
+ (SyncPP | Charx8Dot), 75, 3, 0x31 },
+ {1376, 1024, 48, 96, 808, 768, 1, 3, VCLK94_5, /* 85Hz */
+ (SyncPP | Charx8Dot), 84, 4, 0x31 },
+ {1376, 1024, 48, 96, 808, 768, 1, 3, VCLK94_5, /* end */
+ (SyncPP | Charx8Dot), 0xFF, 4, 0x31 },
+};
+
+static const struct ast_vbios_enhtable res_1280x1024[] = {
+ {1688, 1280, 48, 112, 1066, 1024, 1, 3, VCLK108, /* 60Hz */
+ (SyncPP | Charx8Dot), 60, 1, 0x32 },
+ {1688, 1280, 16, 144, 1066, 1024, 1, 3, VCLK135, /* 75Hz */
+ (SyncPP | Charx8Dot), 75, 2, 0x32 },
+ {1728, 1280, 64, 160, 1072, 1024, 1, 3, VCLK157_5, /* 85Hz */
+ (SyncPP | Charx8Dot), 85, 3, 0x32 },
+ {1728, 1280, 64, 160, 1072, 1024, 1, 3, VCLK157_5, /* end */
+ (SyncPP | Charx8Dot), 0xFF, 3, 0x32 },
+};
+
+static const struct ast_vbios_enhtable res_1600x1200[] = {
+ {2160, 1600, 64, 192, 1250, 1200, 1, 3, VCLK162, /* 60Hz */
+ (SyncPP | Charx8Dot), 60, 1, 0x33 },
+ {2160, 1600, 64, 192, 1250, 1200, 1, 3, VCLK162, /* end */
+ (SyncPP | Charx8Dot), 0xFF, 1, 0x33 },
+};
+
+static const struct ast_vbios_enhtable res_1152x864[] = {
+ {1600, 1152, 64, 128, 900, 864, 1, 3, VCLK108, /* 75Hz */
+ (SyncPP | Charx8Dot | NewModeInfo), 75, 1, 0x3B },
+ {1600, 1152, 64, 128, 900, 864, 1, 3, VCLK108, /* end */
+ (SyncPP | Charx8Dot | NewModeInfo), 0xFF, 1, 0x3B },
+};
+
+/* 16:9 */
+static const struct ast_vbios_enhtable res_1360x768[] = {
+ {1792, 1360, 64, 112, 795, 768, 3, 6, VCLK85_5, /* 60Hz */
+ (SyncPP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 1, 0x39 },
+ {1792, 1360, 64, 112, 795, 768, 3, 6, VCLK85_5, /* end */
+ (SyncPP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo |
+ AST2500PreCatchCRT), 0xFF, 1, 0x39 },
+};
+
+static const struct ast_vbios_enhtable res_1600x900[] = {
+ {1760, 1600, 48, 32, 926, 900, 3, 5, VCLK97_75, /* 60Hz CVT RB */
+ (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo |
+ AST2500PreCatchCRT), 60, 1, 0x3A },
+ {2112, 1600, 88, 168, 934, 900, 3, 5, VCLK118_25, /* 60Hz CVT */
+ (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 2, 0x3A },
+ {2112, 1600, 88, 168, 934, 900, 3, 5, VCLK118_25, /* 60Hz CVT */
+ (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 0xFF, 2, 0x3A },
+};
+
+static const struct ast_vbios_enhtable res_1920x1080[] = {
+ {2200, 1920, 88, 44, 1125, 1080, 4, 5, VCLK148_5, /* 60Hz */
+ (SyncPP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo |
+ AST2500PreCatchCRT), 60, 1, 0x38 },
+ {2200, 1920, 88, 44, 1125, 1080, 4, 5, VCLK148_5, /* 60Hz */
+ (SyncPP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo |
+ AST2500PreCatchCRT), 0xFF, 1, 0x38 },
+};
+
+
+/* 16:10 */
+static const struct ast_vbios_enhtable res_1280x800[] = {
+ {1440, 1280, 48, 32, 823, 800, 3, 6, VCLK71, /* 60Hz RB */
+ (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo |
+ AST2500PreCatchCRT), 60, 1, 0x35 },
+ {1680, 1280, 72,128, 831, 800, 3, 6, VCLK83_5, /* 60Hz */
+ (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 2, 0x35 },
+ {1680, 1280, 72,128, 831, 800, 3, 6, VCLK83_5, /* 60Hz */
+ (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 0xFF, 2, 0x35 },
+
+};
+
+static const struct ast_vbios_enhtable res_1440x900[] = {
+ {1600, 1440, 48, 32, 926, 900, 3, 6, VCLK88_75, /* 60Hz RB */
+ (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo |
+ AST2500PreCatchCRT), 60, 1, 0x36 },
+ {1904, 1440, 80,152, 934, 900, 3, 6, VCLK106_5, /* 60Hz */
+ (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 2, 0x36 },
+ {1904, 1440, 80,152, 934, 900, 3, 6, VCLK106_5, /* 60Hz */
+ (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 0xFF, 2, 0x36 },
+};
+
+static const struct ast_vbios_enhtable res_1680x1050[] = {
+ {1840, 1680, 48, 32, 1080, 1050, 3, 6, VCLK119, /* 60Hz RB */
+ (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo |
+ AST2500PreCatchCRT), 60, 1, 0x37 },
+ {2240, 1680,104,176, 1089, 1050, 3, 6, VCLK146_25, /* 60Hz */
+ (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 2, 0x37 },
+ {2240, 1680,104,176, 1089, 1050, 3, 6, VCLK146_25, /* 60Hz */
+ (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 0xFF, 2, 0x37 },
+};
+
+static const struct ast_vbios_enhtable res_1920x1200[] = {
+ {2080, 1920, 48, 32, 1235, 1200, 3, 6, VCLK154, /* 60Hz RB*/
+ (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo |
+ AST2500PreCatchCRT), 60, 1, 0x34 },
+ {2080, 1920, 48, 32, 1235, 1200, 3, 6, VCLK154, /* 60Hz RB */
+ (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo |
+ AST2500PreCatchCRT), 0xFF, 1, 0x34 },
+};
+
+#endif
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-27 04:26:28 +0000