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-rw-r--r--arch/arm/mach-davinci/board-dm646x-evm.c858
1 files changed, 858 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/board-dm646x-evm.c b/arch/arm/mach-davinci/board-dm646x-evm.c
new file mode 100644
index 000000000..3e5ee09ee
--- /dev/null
+++ b/arch/arm/mach-davinci/board-dm646x-evm.c
@@ -0,0 +1,858 @@
+/*
+ * TI DaVinci DM646X EVM board
+ *
+ * Derived from: arch/arm/mach-davinci/board-evm.c
+ * Copyright (C) 2006 Texas Instruments.
+ *
+ * (C) 2007-2008, MontaVista Software, Inc.
+ *
+ * This file is licensed under the terms of the GNU General Public License
+ * version 2. This program is licensed "as is" without any warranty of any
+ * kind, whether express or implied.
+ *
+ */
+
+/**************************************************************************
+ * Included Files
+ **************************************************************************/
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/leds.h>
+#include <linux/gpio.h>
+#include <linux/platform_device.h>
+#include <linux/i2c.h>
+#include <linux/platform_data/at24.h>
+#include <linux/platform_data/pcf857x.h>
+#include <linux/platform_data/ti-aemif.h>
+
+#include <media/i2c/tvp514x.h>
+#include <media/i2c/adv7343.h>
+
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/rawnand.h>
+#include <linux/mtd/partitions.h>
+#include <linux/clk.h>
+#include <linux/export.h>
+#include <linux/platform_data/gpio-davinci.h>
+#include <linux/platform_data/i2c-davinci.h>
+#include <linux/platform_data/mtd-davinci.h>
+#include <linux/platform_data/mtd-davinci-aemif.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+
+#include <mach/common.h>
+#include <mach/irqs.h>
+#include <mach/serial.h>
+
+#include "davinci.h"
+
+#define NAND_BLOCK_SIZE SZ_128K
+
+/* Note: We are setting first partition as 'bootloader' constituting UBL, U-Boot
+ * and U-Boot environment this avoids dependency on any particular combination
+ * of UBL, U-Boot or flashing tools etc.
+ */
+static struct mtd_partition davinci_nand_partitions[] = {
+ {
+ /* UBL, U-Boot with environment */
+ .name = "bootloader",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 16 * NAND_BLOCK_SIZE,
+ .mask_flags = MTD_WRITEABLE, /* force read-only */
+ }, {
+ .name = "kernel",
+ .offset = MTDPART_OFS_APPEND,
+ .size = SZ_4M,
+ .mask_flags = 0,
+ }, {
+ .name = "filesystem",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL,
+ .mask_flags = 0,
+ }
+};
+
+static struct davinci_aemif_timing dm6467tevm_nandflash_timing = {
+ .wsetup = 29,
+ .wstrobe = 24,
+ .whold = 14,
+ .rsetup = 19,
+ .rstrobe = 33,
+ .rhold = 0,
+ .ta = 29,
+};
+
+static struct davinci_nand_pdata davinci_nand_data = {
+ .core_chipsel = 0,
+ .mask_cle = 0x80000,
+ .mask_ale = 0x40000,
+ .parts = davinci_nand_partitions,
+ .nr_parts = ARRAY_SIZE(davinci_nand_partitions),
+ .ecc_mode = NAND_ECC_HW,
+ .ecc_bits = 1,
+ .options = 0,
+};
+
+static struct resource davinci_nand_resources[] = {
+ {
+ .start = DM646X_ASYNC_EMIF_CS2_SPACE_BASE,
+ .end = DM646X_ASYNC_EMIF_CS2_SPACE_BASE + SZ_32M - 1,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = DM646X_ASYNC_EMIF_CONTROL_BASE,
+ .end = DM646X_ASYNC_EMIF_CONTROL_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device davinci_aemif_devices[] = {
+ {
+ .name = "davinci_nand",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(davinci_nand_resources),
+ .resource = davinci_nand_resources,
+ .dev = {
+ .platform_data = &davinci_nand_data,
+ },
+ },
+};
+
+static struct resource davinci_aemif_resources[] = {
+ {
+ .start = DM646X_ASYNC_EMIF_CONTROL_BASE,
+ .end = DM646X_ASYNC_EMIF_CONTROL_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct aemif_abus_data davinci_aemif_abus_data[] = {
+ {
+ .cs = 1,
+ },
+};
+
+static struct aemif_platform_data davinci_aemif_pdata = {
+ .abus_data = davinci_aemif_abus_data,
+ .num_abus_data = ARRAY_SIZE(davinci_aemif_abus_data),
+ .sub_devices = davinci_aemif_devices,
+ .num_sub_devices = ARRAY_SIZE(davinci_aemif_devices),
+};
+
+static struct platform_device davinci_aemif_device = {
+ .name = "ti-aemif",
+ .id = -1,
+ .dev = {
+ .platform_data = &davinci_aemif_pdata,
+ },
+ .resource = davinci_aemif_resources,
+ .num_resources = ARRAY_SIZE(davinci_aemif_resources),
+};
+
+#define HAS_ATA (IS_ENABLED(CONFIG_BLK_DEV_PALMCHIP_BK3710) || \
+ IS_ENABLED(CONFIG_PATA_BK3710))
+
+#ifdef CONFIG_I2C
+/* CPLD Register 0 bits to control ATA */
+#define DM646X_EVM_ATA_RST BIT(0)
+#define DM646X_EVM_ATA_PWD BIT(1)
+
+/* CPLD Register 0 Client: used for I/O Control */
+static int cpld_reg0_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ if (HAS_ATA) {
+ u8 data;
+ struct i2c_msg msg[2] = {
+ {
+ .addr = client->addr,
+ .flags = I2C_M_RD,
+ .len = 1,
+ .buf = &data,
+ },
+ {
+ .addr = client->addr,
+ .flags = 0,
+ .len = 1,
+ .buf = &data,
+ },
+ };
+
+ /* Clear ATA_RSTn and ATA_PWD bits to enable ATA operation. */
+ i2c_transfer(client->adapter, msg, 1);
+ data &= ~(DM646X_EVM_ATA_RST | DM646X_EVM_ATA_PWD);
+ i2c_transfer(client->adapter, msg + 1, 1);
+ }
+
+ return 0;
+}
+
+static const struct i2c_device_id cpld_reg_ids[] = {
+ { "cpld_reg0", 0, },
+ { },
+};
+
+static struct i2c_driver dm6467evm_cpld_driver = {
+ .driver.name = "cpld_reg0",
+ .id_table = cpld_reg_ids,
+ .probe = cpld_reg0_probe,
+};
+
+/* LEDS */
+
+static struct gpio_led evm_leds[] = {
+ { .name = "DS1", .active_low = 1, },
+ { .name = "DS2", .active_low = 1, },
+ { .name = "DS3", .active_low = 1, },
+ { .name = "DS4", .active_low = 1, },
+};
+
+static const struct gpio_led_platform_data evm_led_data = {
+ .num_leds = ARRAY_SIZE(evm_leds),
+ .leds = evm_leds,
+};
+
+static struct platform_device *evm_led_dev;
+
+static int evm_led_setup(struct i2c_client *client, int gpio,
+ unsigned int ngpio, void *c)
+{
+ struct gpio_led *leds = evm_leds;
+ int status;
+
+ while (ngpio--) {
+ leds->gpio = gpio++;
+ leds++;
+ }
+
+ evm_led_dev = platform_device_alloc("leds-gpio", 0);
+ platform_device_add_data(evm_led_dev, &evm_led_data,
+ sizeof(evm_led_data));
+
+ evm_led_dev->dev.parent = &client->dev;
+ status = platform_device_add(evm_led_dev);
+ if (status < 0) {
+ platform_device_put(evm_led_dev);
+ evm_led_dev = NULL;
+ }
+ return status;
+}
+
+static int evm_led_teardown(struct i2c_client *client, int gpio,
+ unsigned ngpio, void *c)
+{
+ if (evm_led_dev) {
+ platform_device_unregister(evm_led_dev);
+ evm_led_dev = NULL;
+ }
+ return 0;
+}
+
+static int evm_sw_gpio[4] = { -EINVAL, -EINVAL, -EINVAL, -EINVAL };
+
+static int evm_sw_setup(struct i2c_client *client, int gpio,
+ unsigned ngpio, void *c)
+{
+ int status;
+ int i;
+ char label[10];
+
+ for (i = 0; i < 4; ++i) {
+ snprintf(label, 10, "user_sw%d", i);
+ status = gpio_request(gpio, label);
+ if (status)
+ goto out_free;
+ evm_sw_gpio[i] = gpio++;
+
+ status = gpio_direction_input(evm_sw_gpio[i]);
+ if (status) {
+ gpio_free(evm_sw_gpio[i]);
+ evm_sw_gpio[i] = -EINVAL;
+ goto out_free;
+ }
+
+ status = gpio_export(evm_sw_gpio[i], 0);
+ if (status) {
+ gpio_free(evm_sw_gpio[i]);
+ evm_sw_gpio[i] = -EINVAL;
+ goto out_free;
+ }
+ }
+ return status;
+out_free:
+ for (i = 0; i < 4; ++i) {
+ if (evm_sw_gpio[i] != -EINVAL) {
+ gpio_free(evm_sw_gpio[i]);
+ evm_sw_gpio[i] = -EINVAL;
+ }
+ }
+ return status;
+}
+
+static int evm_sw_teardown(struct i2c_client *client, int gpio,
+ unsigned ngpio, void *c)
+{
+ int i;
+
+ for (i = 0; i < 4; ++i) {
+ if (evm_sw_gpio[i] != -EINVAL) {
+ gpio_unexport(evm_sw_gpio[i]);
+ gpio_free(evm_sw_gpio[i]);
+ evm_sw_gpio[i] = -EINVAL;
+ }
+ }
+ return 0;
+}
+
+static int evm_pcf_setup(struct i2c_client *client, int gpio,
+ unsigned int ngpio, void *c)
+{
+ int status;
+
+ if (ngpio < 8)
+ return -EINVAL;
+
+ status = evm_sw_setup(client, gpio, 4, c);
+ if (status)
+ return status;
+
+ return evm_led_setup(client, gpio+4, 4, c);
+}
+
+static int evm_pcf_teardown(struct i2c_client *client, int gpio,
+ unsigned int ngpio, void *c)
+{
+ BUG_ON(ngpio < 8);
+
+ evm_sw_teardown(client, gpio, 4, c);
+ evm_led_teardown(client, gpio+4, 4, c);
+
+ return 0;
+}
+
+static struct pcf857x_platform_data pcf_data = {
+ .gpio_base = DAVINCI_N_GPIO+1,
+ .setup = evm_pcf_setup,
+ .teardown = evm_pcf_teardown,
+};
+
+/* Most of this EEPROM is unused, but U-Boot uses some data:
+ * - 0x7f00, 6 bytes Ethernet Address
+ * - ... newer boards may have more
+ */
+
+static struct at24_platform_data eeprom_info = {
+ .byte_len = (256*1024) / 8,
+ .page_size = 64,
+ .flags = AT24_FLAG_ADDR16,
+ .setup = davinci_get_mac_addr,
+ .context = (void *)0x7f00,
+};
+#endif
+
+static u8 dm646x_iis_serializer_direction[] = {
+ TX_MODE, RX_MODE, INACTIVE_MODE, INACTIVE_MODE,
+};
+
+static u8 dm646x_dit_serializer_direction[] = {
+ TX_MODE,
+};
+
+static struct snd_platform_data dm646x_evm_snd_data[] = {
+ {
+ .tx_dma_offset = 0x400,
+ .rx_dma_offset = 0x400,
+ .op_mode = DAVINCI_MCASP_IIS_MODE,
+ .num_serializer = ARRAY_SIZE(dm646x_iis_serializer_direction),
+ .tdm_slots = 2,
+ .serial_dir = dm646x_iis_serializer_direction,
+ .asp_chan_q = EVENTQ_0,
+ },
+ {
+ .tx_dma_offset = 0x400,
+ .rx_dma_offset = 0,
+ .op_mode = DAVINCI_MCASP_DIT_MODE,
+ .num_serializer = ARRAY_SIZE(dm646x_dit_serializer_direction),
+ .tdm_slots = 32,
+ .serial_dir = dm646x_dit_serializer_direction,
+ .asp_chan_q = EVENTQ_0,
+ },
+};
+
+#ifdef CONFIG_I2C
+static struct i2c_client *cpld_client;
+
+static int cpld_video_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ cpld_client = client;
+ return 0;
+}
+
+static int cpld_video_remove(struct i2c_client *client)
+{
+ cpld_client = NULL;
+ return 0;
+}
+
+static const struct i2c_device_id cpld_video_id[] = {
+ { "cpld_video", 0 },
+ { }
+};
+
+static struct i2c_driver cpld_video_driver = {
+ .driver = {
+ .name = "cpld_video",
+ },
+ .probe = cpld_video_probe,
+ .remove = cpld_video_remove,
+ .id_table = cpld_video_id,
+};
+
+static void evm_init_cpld(void)
+{
+ i2c_add_driver(&cpld_video_driver);
+}
+
+static struct i2c_board_info __initdata i2c_info[] = {
+ {
+ I2C_BOARD_INFO("24c256", 0x50),
+ .platform_data = &eeprom_info,
+ },
+ {
+ I2C_BOARD_INFO("pcf8574a", 0x38),
+ .platform_data = &pcf_data,
+ },
+ {
+ I2C_BOARD_INFO("cpld_reg0", 0x3a),
+ },
+ {
+ I2C_BOARD_INFO("tlv320aic33", 0x18),
+ },
+ {
+ I2C_BOARD_INFO("cpld_video", 0x3b),
+ },
+};
+
+static struct davinci_i2c_platform_data i2c_pdata = {
+ .bus_freq = 100 /* kHz */,
+ .bus_delay = 0 /* usec */,
+};
+
+#define VCH2CLK_MASK (BIT_MASK(10) | BIT_MASK(9) | BIT_MASK(8))
+#define VCH2CLK_SYSCLK8 (BIT(9))
+#define VCH2CLK_AUXCLK (BIT(9) | BIT(8))
+#define VCH3CLK_MASK (BIT_MASK(14) | BIT_MASK(13) | BIT_MASK(12))
+#define VCH3CLK_SYSCLK8 (BIT(13))
+#define VCH3CLK_AUXCLK (BIT(14) | BIT(13))
+
+#define VIDCH2CLK (BIT(10))
+#define VIDCH3CLK (BIT(11))
+#define VIDCH1CLK (BIT(4))
+#define TVP7002_INPUT (BIT(4))
+#define TVP5147_INPUT (~BIT(4))
+#define VPIF_INPUT_ONE_CHANNEL (BIT(5))
+#define VPIF_INPUT_TWO_CHANNEL (~BIT(5))
+#define TVP5147_CH0 "tvp514x-0"
+#define TVP5147_CH1 "tvp514x-1"
+
+/* spin lock for updating above registers */
+static spinlock_t vpif_reg_lock;
+
+static int set_vpif_clock(int mux_mode, int hd)
+{
+ unsigned long flags;
+ unsigned int value;
+ int val = 0;
+ int err = 0;
+
+ if (!cpld_client)
+ return -ENXIO;
+
+ /* disable the clock */
+ spin_lock_irqsave(&vpif_reg_lock, flags);
+ value = __raw_readl(DAVINCI_SYSMOD_VIRT(SYSMOD_VSCLKDIS));
+ value |= (VIDCH3CLK | VIDCH2CLK);
+ __raw_writel(value, DAVINCI_SYSMOD_VIRT(SYSMOD_VSCLKDIS));
+ spin_unlock_irqrestore(&vpif_reg_lock, flags);
+
+ val = i2c_smbus_read_byte(cpld_client);
+ if (val < 0)
+ return val;
+
+ if (mux_mode == 1)
+ val &= ~0x40;
+ else
+ val |= 0x40;
+
+ err = i2c_smbus_write_byte(cpld_client, val);
+ if (err)
+ return err;
+
+ value = __raw_readl(DAVINCI_SYSMOD_VIRT(SYSMOD_VIDCLKCTL));
+ value &= ~(VCH2CLK_MASK);
+ value &= ~(VCH3CLK_MASK);
+
+ if (hd >= 1)
+ value |= (VCH2CLK_SYSCLK8 | VCH3CLK_SYSCLK8);
+ else
+ value |= (VCH2CLK_AUXCLK | VCH3CLK_AUXCLK);
+
+ __raw_writel(value, DAVINCI_SYSMOD_VIRT(SYSMOD_VIDCLKCTL));
+
+ spin_lock_irqsave(&vpif_reg_lock, flags);
+ value = __raw_readl(DAVINCI_SYSMOD_VIRT(SYSMOD_VSCLKDIS));
+ /* enable the clock */
+ value &= ~(VIDCH3CLK | VIDCH2CLK);
+ __raw_writel(value, DAVINCI_SYSMOD_VIRT(SYSMOD_VSCLKDIS));
+ spin_unlock_irqrestore(&vpif_reg_lock, flags);
+
+ return 0;
+}
+
+static struct vpif_subdev_info dm646x_vpif_subdev[] = {
+ {
+ .name = "adv7343",
+ .board_info = {
+ I2C_BOARD_INFO("adv7343", 0x2a),
+ },
+ },
+ {
+ .name = "ths7303",
+ .board_info = {
+ I2C_BOARD_INFO("ths7303", 0x2c),
+ },
+ },
+};
+
+static const struct vpif_output dm6467_ch0_outputs[] = {
+ {
+ .output = {
+ .index = 0,
+ .name = "Composite",
+ .type = V4L2_OUTPUT_TYPE_ANALOG,
+ .capabilities = V4L2_OUT_CAP_STD,
+ .std = V4L2_STD_ALL,
+ },
+ .subdev_name = "adv7343",
+ .output_route = ADV7343_COMPOSITE_ID,
+ },
+ {
+ .output = {
+ .index = 1,
+ .name = "Component",
+ .type = V4L2_OUTPUT_TYPE_ANALOG,
+ .capabilities = V4L2_OUT_CAP_DV_TIMINGS,
+ },
+ .subdev_name = "adv7343",
+ .output_route = ADV7343_COMPONENT_ID,
+ },
+ {
+ .output = {
+ .index = 2,
+ .name = "S-Video",
+ .type = V4L2_OUTPUT_TYPE_ANALOG,
+ .capabilities = V4L2_OUT_CAP_STD,
+ .std = V4L2_STD_ALL,
+ },
+ .subdev_name = "adv7343",
+ .output_route = ADV7343_SVIDEO_ID,
+ },
+};
+
+static struct vpif_display_config dm646x_vpif_display_config = {
+ .set_clock = set_vpif_clock,
+ .subdevinfo = dm646x_vpif_subdev,
+ .subdev_count = ARRAY_SIZE(dm646x_vpif_subdev),
+ .i2c_adapter_id = 1,
+ .chan_config[0] = {
+ .outputs = dm6467_ch0_outputs,
+ .output_count = ARRAY_SIZE(dm6467_ch0_outputs),
+ },
+ .card_name = "DM646x EVM Video Display",
+};
+
+/**
+ * setup_vpif_input_path()
+ * @channel: channel id (0 - CH0, 1 - CH1)
+ * @sub_dev_name: ptr sub device name
+ *
+ * This will set vpif input to capture data from tvp514x or
+ * tvp7002.
+ */
+static int setup_vpif_input_path(int channel, const char *sub_dev_name)
+{
+ int err = 0;
+ int val;
+
+ /* for channel 1, we don't do anything */
+ if (channel != 0)
+ return 0;
+
+ if (!cpld_client)
+ return -ENXIO;
+
+ val = i2c_smbus_read_byte(cpld_client);
+ if (val < 0)
+ return val;
+
+ if (!strcmp(sub_dev_name, TVP5147_CH0) ||
+ !strcmp(sub_dev_name, TVP5147_CH1))
+ val &= TVP5147_INPUT;
+ else
+ val |= TVP7002_INPUT;
+
+ err = i2c_smbus_write_byte(cpld_client, val);
+ if (err)
+ return err;
+ return 0;
+}
+
+/**
+ * setup_vpif_input_channel_mode()
+ * @mux_mode: mux mode. 0 - 1 channel or (1) - 2 channel
+ *
+ * This will setup input mode to one channel (TVP7002) or 2 channel (TVP5147)
+ */
+static int setup_vpif_input_channel_mode(int mux_mode)
+{
+ unsigned long flags;
+ int err = 0;
+ int val;
+ u32 value;
+
+ if (!cpld_client)
+ return -ENXIO;
+
+ val = i2c_smbus_read_byte(cpld_client);
+ if (val < 0)
+ return val;
+
+ spin_lock_irqsave(&vpif_reg_lock, flags);
+ value = __raw_readl(DAVINCI_SYSMOD_VIRT(SYSMOD_VIDCLKCTL));
+ if (mux_mode) {
+ val &= VPIF_INPUT_TWO_CHANNEL;
+ value |= VIDCH1CLK;
+ } else {
+ val |= VPIF_INPUT_ONE_CHANNEL;
+ value &= ~VIDCH1CLK;
+ }
+ __raw_writel(value, DAVINCI_SYSMOD_VIRT(SYSMOD_VIDCLKCTL));
+ spin_unlock_irqrestore(&vpif_reg_lock, flags);
+
+ err = i2c_smbus_write_byte(cpld_client, val);
+ if (err)
+ return err;
+
+ return 0;
+}
+
+static struct tvp514x_platform_data tvp5146_pdata = {
+ .clk_polarity = 0,
+ .hs_polarity = 1,
+ .vs_polarity = 1
+};
+
+#define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
+
+static struct vpif_subdev_info vpif_capture_sdev_info[] = {
+ {
+ .name = TVP5147_CH0,
+ .board_info = {
+ I2C_BOARD_INFO("tvp5146", 0x5d),
+ .platform_data = &tvp5146_pdata,
+ },
+ },
+ {
+ .name = TVP5147_CH1,
+ .board_info = {
+ I2C_BOARD_INFO("tvp5146", 0x5c),
+ .platform_data = &tvp5146_pdata,
+ },
+ },
+};
+
+static struct vpif_input dm6467_ch0_inputs[] = {
+ {
+ .input = {
+ .index = 0,
+ .name = "Composite",
+ .type = V4L2_INPUT_TYPE_CAMERA,
+ .capabilities = V4L2_IN_CAP_STD,
+ .std = TVP514X_STD_ALL,
+ },
+ .subdev_name = TVP5147_CH0,
+ .input_route = INPUT_CVBS_VI2B,
+ .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
+ },
+};
+
+static struct vpif_input dm6467_ch1_inputs[] = {
+ {
+ .input = {
+ .index = 0,
+ .name = "S-Video",
+ .type = V4L2_INPUT_TYPE_CAMERA,
+ .capabilities = V4L2_IN_CAP_STD,
+ .std = TVP514X_STD_ALL,
+ },
+ .subdev_name = TVP5147_CH1,
+ .input_route = INPUT_SVIDEO_VI2C_VI1C,
+ .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
+ },
+};
+
+static struct vpif_capture_config dm646x_vpif_capture_cfg = {
+ .setup_input_path = setup_vpif_input_path,
+ .setup_input_channel_mode = setup_vpif_input_channel_mode,
+ .subdev_info = vpif_capture_sdev_info,
+ .subdev_count = ARRAY_SIZE(vpif_capture_sdev_info),
+ .i2c_adapter_id = 1,
+ .chan_config[0] = {
+ .inputs = dm6467_ch0_inputs,
+ .input_count = ARRAY_SIZE(dm6467_ch0_inputs),
+ .vpif_if = {
+ .if_type = VPIF_IF_BT656,
+ .hd_pol = 1,
+ .vd_pol = 1,
+ .fid_pol = 0,
+ },
+ },
+ .chan_config[1] = {
+ .inputs = dm6467_ch1_inputs,
+ .input_count = ARRAY_SIZE(dm6467_ch1_inputs),
+ .vpif_if = {
+ .if_type = VPIF_IF_BT656,
+ .hd_pol = 1,
+ .vd_pol = 1,
+ .fid_pol = 0,
+ },
+ },
+ .card_name = "DM646x EVM Video Capture",
+};
+
+static void __init evm_init_video(void)
+{
+ spin_lock_init(&vpif_reg_lock);
+
+ dm646x_setup_vpif(&dm646x_vpif_display_config,
+ &dm646x_vpif_capture_cfg);
+}
+
+static void __init evm_init_i2c(void)
+{
+ davinci_init_i2c(&i2c_pdata);
+ i2c_add_driver(&dm6467evm_cpld_driver);
+ i2c_register_board_info(1, i2c_info, ARRAY_SIZE(i2c_info));
+ evm_init_cpld();
+ evm_init_video();
+}
+#endif
+
+#define DM646X_REF_FREQ 27000000
+#define DM646X_AUX_FREQ 24000000
+#define DM6467T_EVM_REF_FREQ 33000000
+
+static void __init davinci_map_io(void)
+{
+ dm646x_init();
+}
+
+static void __init dm646x_evm_init_time(void)
+{
+ dm646x_init_time(DM646X_REF_FREQ, DM646X_AUX_FREQ);
+}
+
+static void __init dm6467t_evm_init_time(void)
+{
+ dm646x_init_time(DM6467T_EVM_REF_FREQ, DM646X_AUX_FREQ);
+}
+
+#define DM646X_EVM_PHY_ID "davinci_mdio-0:01"
+/*
+ * The following EDMA channels/slots are not being used by drivers (for
+ * example: Timer, GPIO, UART events etc) on dm646x, hence they are being
+ * reserved for codecs on the DSP side.
+ */
+static const s16 dm646x_dma_rsv_chans[][2] = {
+ /* (offset, number) */
+ { 0, 4},
+ {13, 3},
+ {24, 4},
+ {30, 2},
+ {54, 3},
+ {-1, -1}
+};
+
+static const s16 dm646x_dma_rsv_slots[][2] = {
+ /* (offset, number) */
+ { 0, 4},
+ {13, 3},
+ {24, 4},
+ {30, 2},
+ {54, 3},
+ {128, 384},
+ {-1, -1}
+};
+
+static struct edma_rsv_info dm646x_edma_rsv[] = {
+ {
+ .rsv_chans = dm646x_dma_rsv_chans,
+ .rsv_slots = dm646x_dma_rsv_slots,
+ },
+};
+
+static __init void evm_init(void)
+{
+ int ret;
+ struct davinci_soc_info *soc_info = &davinci_soc_info;
+
+ dm646x_register_clocks();
+
+ ret = dm646x_gpio_register();
+ if (ret)
+ pr_warn("%s: GPIO init failed: %d\n", __func__, ret);
+
+#ifdef CONFIG_I2C
+ evm_init_i2c();
+#endif
+
+ davinci_serial_init(dm646x_serial_device);
+ dm646x_init_mcasp0(&dm646x_evm_snd_data[0]);
+ dm646x_init_mcasp1(&dm646x_evm_snd_data[1]);
+
+ if (machine_is_davinci_dm6467tevm())
+ davinci_nand_data.timing = &dm6467tevm_nandflash_timing;
+
+ if (platform_device_register(&davinci_aemif_device))
+ pr_warn("%s: Cannot register AEMIF device.\n", __func__);
+
+ dm646x_init_edma(dm646x_edma_rsv);
+
+ if (HAS_ATA)
+ davinci_init_ide();
+
+ soc_info->emac_pdata->phy_id = DM646X_EVM_PHY_ID;
+}
+
+MACHINE_START(DAVINCI_DM6467_EVM, "DaVinci DM646x EVM")
+ .atag_offset = 0x100,
+ .map_io = davinci_map_io,
+ .init_irq = davinci_irq_init,
+ .init_time = dm646x_evm_init_time,
+ .init_machine = evm_init,
+ .init_late = davinci_init_late,
+ .dma_zone_size = SZ_128M,
+MACHINE_END
+
+MACHINE_START(DAVINCI_DM6467TEVM, "DaVinci DM6467T EVM")
+ .atag_offset = 0x100,
+ .map_io = davinci_map_io,
+ .init_irq = davinci_irq_init,
+ .init_time = dm6467t_evm_init_time,
+ .init_machine = evm_init,
+ .init_late = davinci_init_late,
+ .dma_zone_size = SZ_128M,
+MACHINE_END
+
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-30 12:40:57 +0000