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-rw-r--r--arch/arm/mach-pxa/zylonite.c495
1 files changed, 495 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/zylonite.c b/arch/arm/mach-pxa/zylonite.c
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index 000000000..8ed75ac29
--- /dev/null
+++ b/arch/arm/mach-pxa/zylonite.c
@@ -0,0 +1,495 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * linux/arch/arm/mach-pxa/zylonite.c
+ *
+ * Support for the PXA3xx Development Platform (aka Zylonite)
+ *
+ * Copyright (C) 2006 Marvell International Ltd.
+ *
+ * 2007-09-04: eric miao <eric.miao@marvell.com>
+ * rewrite to align with latest kernel
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/interrupt.h>
+#include <linux/leds.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/gpio/machine.h>
+#include <linux/pwm.h>
+#include <linux/pwm_backlight.h>
+#include <linux/smc91x.h>
+#include <linux/soc/pxa/cpu.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include "pxa3xx.h"
+#include <linux/platform_data/asoc-pxa.h>
+#include <linux/platform_data/video-pxafb.h>
+#include "zylonite.h"
+#include <linux/platform_data/mmc-pxamci.h>
+#include <linux/platform_data/usb-ohci-pxa27x.h>
+#include <linux/platform_data/keypad-pxa27x.h>
+#include <linux/platform_data/mtd-nand-pxa3xx.h>
+#include "mfp.h"
+
+#include "devices.h"
+#include "generic.h"
+
+int gpio_eth_irq;
+int gpio_debug_led1;
+int gpio_debug_led2;
+
+int wm9713_irq;
+
+int lcd_id;
+int lcd_orientation;
+
+static struct resource smc91x_resources[] = {
+ [0] = {
+ .start = ZYLONITE_ETH_PHYS + 0x300,
+ .end = ZYLONITE_ETH_PHYS + 0xfffff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = -1, /* for run-time assignment */
+ .end = -1,
+ .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
+ }
+};
+
+static struct smc91x_platdata zylonite_smc91x_info = {
+ .flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT |
+ SMC91X_NOWAIT | SMC91X_USE_DMA,
+};
+
+static struct platform_device smc91x_device = {
+ .name = "smc91x",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(smc91x_resources),
+ .resource = smc91x_resources,
+ .dev = {
+ .platform_data = &zylonite_smc91x_info,
+ },
+};
+
+#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
+static struct gpio_led zylonite_debug_leds[] = {
+ [0] = {
+ .name = "zylonite:yellow:1",
+ .default_trigger = "heartbeat",
+ },
+ [1] = {
+ .name = "zylonite:yellow:2",
+ .default_trigger = "default-on",
+ },
+};
+
+static struct gpio_led_platform_data zylonite_debug_leds_info = {
+ .leds = zylonite_debug_leds,
+ .num_leds = ARRAY_SIZE(zylonite_debug_leds),
+};
+
+static struct platform_device zylonite_device_leds = {
+ .name = "leds-gpio",
+ .id = -1,
+ .dev = {
+ .platform_data = &zylonite_debug_leds_info,
+ }
+};
+
+static void __init zylonite_init_leds(void)
+{
+ zylonite_debug_leds[0].gpio = gpio_debug_led1;
+ zylonite_debug_leds[1].gpio = gpio_debug_led2;
+
+ platform_device_register(&zylonite_device_leds);
+}
+#else
+static inline void zylonite_init_leds(void) {}
+#endif
+
+#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
+static struct pwm_lookup zylonite_pwm_lookup[] = {
+ PWM_LOOKUP("pxa27x-pwm.1", 1, "pwm-backlight.0", NULL, 10000,
+ PWM_POLARITY_NORMAL),
+};
+
+static struct platform_pwm_backlight_data zylonite_backlight_data = {
+ .max_brightness = 100,
+ .dft_brightness = 100,
+};
+
+static struct platform_device zylonite_backlight_device = {
+ .name = "pwm-backlight",
+ .dev = {
+ .parent = &pxa27x_device_pwm1.dev,
+ .platform_data = &zylonite_backlight_data,
+ },
+};
+
+static struct pxafb_mode_info toshiba_ltm035a776c_mode = {
+ .pixclock = 110000,
+ .xres = 240,
+ .yres = 320,
+ .bpp = 16,
+ .hsync_len = 4,
+ .left_margin = 6,
+ .right_margin = 4,
+ .vsync_len = 2,
+ .upper_margin = 2,
+ .lower_margin = 3,
+ .sync = FB_SYNC_VERT_HIGH_ACT,
+};
+
+static struct pxafb_mode_info toshiba_ltm04c380k_mode = {
+ .pixclock = 50000,
+ .xres = 640,
+ .yres = 480,
+ .bpp = 16,
+ .hsync_len = 1,
+ .left_margin = 0x9f,
+ .right_margin = 1,
+ .vsync_len = 44,
+ .upper_margin = 0,
+ .lower_margin = 0,
+ .sync = FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT,
+};
+
+static struct pxafb_mach_info zylonite_toshiba_lcd_info = {
+ .num_modes = 1,
+ .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
+};
+
+static struct pxafb_mode_info sharp_ls037_modes[] = {
+ [0] = {
+ .pixclock = 158000,
+ .xres = 240,
+ .yres = 320,
+ .bpp = 16,
+ .hsync_len = 4,
+ .left_margin = 39,
+ .right_margin = 39,
+ .vsync_len = 1,
+ .upper_margin = 2,
+ .lower_margin = 3,
+ .sync = 0,
+ },
+ [1] = {
+ .pixclock = 39700,
+ .xres = 480,
+ .yres = 640,
+ .bpp = 16,
+ .hsync_len = 8,
+ .left_margin = 81,
+ .right_margin = 81,
+ .vsync_len = 1,
+ .upper_margin = 2,
+ .lower_margin = 7,
+ .sync = 0,
+ },
+};
+
+static struct pxafb_mach_info zylonite_sharp_lcd_info = {
+ .modes = sharp_ls037_modes,
+ .num_modes = 2,
+ .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
+};
+
+static void __init zylonite_init_lcd(void)
+{
+ pwm_add_table(zylonite_pwm_lookup, ARRAY_SIZE(zylonite_pwm_lookup));
+ platform_device_register(&zylonite_backlight_device);
+
+ if (lcd_id & 0x20) {
+ pxa_set_fb_info(NULL, &zylonite_sharp_lcd_info);
+ return;
+ }
+
+ /* legacy LCD panels, it would be handy here if LCD panel type can
+ * be decided at run-time
+ */
+ if (1)
+ zylonite_toshiba_lcd_info.modes = &toshiba_ltm035a776c_mode;
+ else
+ zylonite_toshiba_lcd_info.modes = &toshiba_ltm04c380k_mode;
+
+ pxa_set_fb_info(NULL, &zylonite_toshiba_lcd_info);
+}
+#else
+static inline void zylonite_init_lcd(void) {}
+#endif
+
+#if defined(CONFIG_MMC)
+static struct pxamci_platform_data zylonite_mci_platform_data = {
+ .detect_delay_ms= 200,
+ .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
+};
+
+#define PCA9539A_MCI_CD 0
+#define PCA9539A_MCI1_CD 1
+#define PCA9539A_MCI_WP 2
+#define PCA9539A_MCI1_WP 3
+#define PCA9539A_MCI3_CD 30
+#define PCA9539A_MCI3_WP 31
+
+static struct gpiod_lookup_table zylonite_mci_gpio_table = {
+ .dev_id = "pxa2xx-mci.0",
+ .table = {
+ GPIO_LOOKUP("i2c-pca9539-a", PCA9539A_MCI_CD,
+ "cd", GPIO_ACTIVE_LOW),
+ GPIO_LOOKUP("i2c-pca9539-a", PCA9539A_MCI_WP,
+ "wp", GPIO_ACTIVE_LOW),
+ { },
+ },
+};
+
+static struct pxamci_platform_data zylonite_mci2_platform_data = {
+ .detect_delay_ms= 200,
+ .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
+};
+
+static struct gpiod_lookup_table zylonite_mci2_gpio_table = {
+ .dev_id = "pxa2xx-mci.1",
+ .table = {
+ GPIO_LOOKUP("i2c-pca9539-a", PCA9539A_MCI1_CD,
+ "cd", GPIO_ACTIVE_LOW),
+ GPIO_LOOKUP("i2c-pca9539-a", PCA9539A_MCI1_WP,
+ "wp", GPIO_ACTIVE_LOW),
+ { },
+ },
+};
+
+static struct pxamci_platform_data zylonite_mci3_platform_data = {
+ .detect_delay_ms= 200,
+ .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
+};
+
+static struct gpiod_lookup_table zylonite_mci3_gpio_table = {
+ .dev_id = "pxa2xx-mci.2",
+ .table = {
+ GPIO_LOOKUP("i2c-pca9539-a", PCA9539A_MCI3_CD,
+ "cd", GPIO_ACTIVE_LOW),
+ GPIO_LOOKUP("i2c-pca9539-a", PCA9539A_MCI3_WP,
+ "wp", GPIO_ACTIVE_LOW),
+ { },
+ },
+};
+
+static void __init zylonite_init_mmc(void)
+{
+ gpiod_add_lookup_table(&zylonite_mci_gpio_table);
+ pxa_set_mci_info(&zylonite_mci_platform_data);
+ gpiod_add_lookup_table(&zylonite_mci2_gpio_table);
+ pxa3xx_set_mci2_info(&zylonite_mci2_platform_data);
+ if (cpu_is_pxa310()) {
+ gpiod_add_lookup_table(&zylonite_mci3_gpio_table);
+ pxa3xx_set_mci3_info(&zylonite_mci3_platform_data);
+ }
+}
+#else
+static inline void zylonite_init_mmc(void) {}
+#endif
+
+#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
+static const unsigned int zylonite_matrix_key_map[] = {
+ /* KEY(row, col, key_code) */
+ KEY(0, 0, KEY_A), KEY(0, 1, KEY_B), KEY(0, 2, KEY_C), KEY(0, 5, KEY_D),
+ KEY(1, 0, KEY_E), KEY(1, 1, KEY_F), KEY(1, 2, KEY_G), KEY(1, 5, KEY_H),
+ KEY(2, 0, KEY_I), KEY(2, 1, KEY_J), KEY(2, 2, KEY_K), KEY(2, 5, KEY_L),
+ KEY(3, 0, KEY_M), KEY(3, 1, KEY_N), KEY(3, 2, KEY_O), KEY(3, 5, KEY_P),
+ KEY(5, 0, KEY_Q), KEY(5, 1, KEY_R), KEY(5, 2, KEY_S), KEY(5, 5, KEY_T),
+ KEY(6, 0, KEY_U), KEY(6, 1, KEY_V), KEY(6, 2, KEY_W), KEY(6, 5, KEY_X),
+ KEY(7, 1, KEY_Y), KEY(7, 2, KEY_Z),
+
+ KEY(4, 4, KEY_0), KEY(1, 3, KEY_1), KEY(4, 1, KEY_2), KEY(1, 4, KEY_3),
+ KEY(2, 3, KEY_4), KEY(4, 2, KEY_5), KEY(2, 4, KEY_6), KEY(3, 3, KEY_7),
+ KEY(4, 3, KEY_8), KEY(3, 4, KEY_9),
+
+ KEY(4, 5, KEY_SPACE),
+ KEY(5, 3, KEY_KPASTERISK), /* * */
+ KEY(5, 4, KEY_KPDOT), /* #" */
+
+ KEY(0, 7, KEY_UP),
+ KEY(1, 7, KEY_DOWN),
+ KEY(2, 7, KEY_LEFT),
+ KEY(3, 7, KEY_RIGHT),
+ KEY(2, 6, KEY_HOME),
+ KEY(3, 6, KEY_END),
+ KEY(6, 4, KEY_DELETE),
+ KEY(6, 6, KEY_BACK),
+ KEY(6, 3, KEY_CAPSLOCK), /* KEY_LEFTSHIFT), */
+
+ KEY(4, 6, KEY_ENTER), /* scroll push */
+ KEY(5, 7, KEY_ENTER), /* keypad action */
+
+ KEY(0, 4, KEY_EMAIL),
+ KEY(5, 6, KEY_SEND),
+ KEY(4, 0, KEY_CALENDAR),
+ KEY(7, 6, KEY_RECORD),
+ KEY(6, 7, KEY_VOLUMEUP),
+ KEY(7, 7, KEY_VOLUMEDOWN),
+
+ KEY(0, 6, KEY_F22), /* soft1 */
+ KEY(1, 6, KEY_F23), /* soft2 */
+ KEY(0, 3, KEY_AUX), /* contact */
+};
+
+static struct matrix_keymap_data zylonite_matrix_keymap_data = {
+ .keymap = zylonite_matrix_key_map,
+ .keymap_size = ARRAY_SIZE(zylonite_matrix_key_map),
+};
+
+static struct pxa27x_keypad_platform_data zylonite_keypad_info = {
+ .matrix_key_rows = 8,
+ .matrix_key_cols = 8,
+ .matrix_keymap_data = &zylonite_matrix_keymap_data,
+
+ .enable_rotary0 = 1,
+ .rotary0_up_key = KEY_UP,
+ .rotary0_down_key = KEY_DOWN,
+
+ .debounce_interval = 30,
+};
+
+static void __init zylonite_init_keypad(void)
+{
+ pxa_set_keypad_info(&zylonite_keypad_info);
+}
+#else
+static inline void zylonite_init_keypad(void) {}
+#endif
+
+#if IS_ENABLED(CONFIG_MTD_NAND_MARVELL)
+static struct mtd_partition zylonite_nand_partitions[] = {
+ [0] = {
+ .name = "Bootloader",
+ .offset = 0,
+ .size = 0x060000,
+ .mask_flags = MTD_WRITEABLE, /* force read-only */
+ },
+ [1] = {
+ .name = "Kernel",
+ .offset = 0x060000,
+ .size = 0x200000,
+ .mask_flags = MTD_WRITEABLE, /* force read-only */
+ },
+ [2] = {
+ .name = "Filesystem",
+ .offset = 0x0260000,
+ .size = 0x3000000, /* 48M - rootfs */
+ },
+ [3] = {
+ .name = "MassStorage",
+ .offset = 0x3260000,
+ .size = 0x3d40000,
+ },
+ [4] = {
+ .name = "BBT",
+ .offset = 0x6FA0000,
+ .size = 0x80000,
+ .mask_flags = MTD_WRITEABLE, /* force read-only */
+ },
+ /* NOTE: we reserve some blocks at the end of the NAND flash for
+ * bad block management, and the max number of relocation blocks
+ * differs on different platforms. Please take care with it when
+ * defining the partition table.
+ */
+};
+
+static struct pxa3xx_nand_platform_data zylonite_nand_info = {
+ .parts = zylonite_nand_partitions,
+ .nr_parts = ARRAY_SIZE(zylonite_nand_partitions),
+};
+
+static void __init zylonite_init_nand(void)
+{
+ pxa3xx_set_nand_info(&zylonite_nand_info);
+}
+#else
+static inline void zylonite_init_nand(void) {}
+#endif /* IS_ENABLED(CONFIG_MTD_NAND_MARVELL) */
+
+#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
+static struct pxaohci_platform_data zylonite_ohci_info = {
+ .port_mode = PMM_PERPORT_MODE,
+ .flags = ENABLE_PORT1 | ENABLE_PORT2 |
+ POWER_CONTROL_LOW | POWER_SENSE_LOW,
+};
+
+static void __init zylonite_init_ohci(void)
+{
+ pxa_set_ohci_info(&zylonite_ohci_info);
+}
+#else
+static inline void zylonite_init_ohci(void) {}
+#endif /* CONFIG_USB_OHCI_HCD || CONFIG_USB_OHCI_HCD_MODULE */
+
+static struct gpiod_lookup_table zylonite_wm97xx_touch_gpio15_table = {
+ .dev_id = "wm97xx-touch.0",
+ .table = {
+ GPIO_LOOKUP("gpio-pxa", mfp_to_gpio(MFP_PIN_GPIO15),
+ "touch", GPIO_ACTIVE_LOW),
+ { },
+ },
+};
+
+static struct gpiod_lookup_table zylonite_wm97xx_touch_gpio26_table = {
+ .dev_id = "wm97xx-touch.0",
+ .table = {
+ GPIO_LOOKUP("gpio-pxa", mfp_to_gpio(MFP_PIN_GPIO26),
+ "touch", GPIO_ACTIVE_LOW),
+ { },
+ },
+};
+
+static void __init zylonite_init_wm97xx_touch(void)
+{
+ if (!IS_ENABLED(CONFIG_TOUCHSCREEN_WM97XX_ZYLONITE))
+ return;
+
+ if (cpu_is_pxa320())
+ gpiod_add_lookup_table(&zylonite_wm97xx_touch_gpio15_table);
+ else
+ gpiod_add_lookup_table(&zylonite_wm97xx_touch_gpio26_table);
+}
+
+static void __init zylonite_init(void)
+{
+ pxa_set_ffuart_info(NULL);
+ pxa_set_btuart_info(NULL);
+ pxa_set_stuart_info(NULL);
+
+ /* board-processor specific initialization */
+ zylonite_pxa300_init();
+ zylonite_pxa320_init();
+
+ /*
+ * Note: We depend that the bootloader set
+ * the correct value to MSC register for SMC91x.
+ */
+ smc91x_resources[1].start = PXA_GPIO_TO_IRQ(gpio_eth_irq);
+ smc91x_resources[1].end = PXA_GPIO_TO_IRQ(gpio_eth_irq);
+ platform_device_register(&smc91x_device);
+
+ pxa_set_ac97_info(NULL);
+ zylonite_init_lcd();
+ zylonite_init_mmc();
+ zylonite_init_keypad();
+ zylonite_init_nand();
+ zylonite_init_leds();
+ zylonite_init_ohci();
+ zylonite_init_wm97xx_touch();
+}
+
+MACHINE_START(ZYLONITE, "PXA3xx Platform Development Kit (aka Zylonite)")
+ .atag_offset = 0x100,
+ .map_io = pxa3xx_map_io,
+ .nr_irqs = ZYLONITE_NR_IRQS,
+ .init_irq = pxa3xx_init_irq,
+ .handle_irq = pxa3xx_handle_irq,
+ .init_time = pxa_timer_init,
+ .init_machine = zylonite_init,
+ .restart = pxa_restart,
+MACHINE_END
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