diff options
Diffstat (limited to 'kernel/arch/arm/mach-pxa/zylonite.c')
| -rw-r--r-- | kernel/arch/arm/mach-pxa/zylonite.c | 439 |
1 files changed, 439 insertions, 0 deletions
diff --git a/kernel/arch/arm/mach-pxa/zylonite.c b/kernel/arch/arm/mach-pxa/zylonite.c new file mode 100644 index 000000000..77daea478 --- /dev/null +++ b/kernel/arch/arm/mach-pxa/zylonite.c @@ -0,0 +1,439 @@ +/* + * 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 + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/interrupt.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/gpio.h> +#include <linux/pwm_backlight.h> +#include <linux/smc91x.h> + +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <mach/pxa3xx.h> +#include <mach/audio.h> +#include <linux/platform_data/video-pxafb.h> +#include <mach/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 "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; + +struct platform_device pxa_device_wm9713_audio = { + .name = "wm9713-codec", + .id = -1, +}; + +static void __init zylonite_init_wm9713_audio(void) +{ + platform_device_register(&pxa_device_wm9713_audio); +} + +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 platform_pwm_backlight_data zylonite_backlight_data = { + .pwm_id = 3, + .max_brightness = 100, + .dft_brightness = 100, + .pwm_period_ns = 10000, + .enable_gpio = -1, +}; + +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) +{ + 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, + .gpio_card_detect = EXT_GPIO(0), + .gpio_card_ro = EXT_GPIO(2), + .gpio_power = -1, +}; + +static struct pxamci_platform_data zylonite_mci2_platform_data = { + .detect_delay_ms= 200, + .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, + .gpio_card_detect = EXT_GPIO(1), + .gpio_card_ro = EXT_GPIO(3), + .gpio_power = -1, +}; + +static struct pxamci_platform_data zylonite_mci3_platform_data = { + .detect_delay_ms= 200, + .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, + .gpio_card_detect = EXT_GPIO(30), + .gpio_card_ro = EXT_GPIO(31), + .gpio_power = -1, +}; + +static void __init zylonite_init_mmc(void) +{ + pxa_set_mci_info(&zylonite_mci_platform_data); + pxa3xx_set_mci2_info(&zylonite_mci2_platform_data); + if (cpu_is_pxa310()) + 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 defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE) +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 = { + .enable_arbiter = 1, + .num_cs = 1, + .parts[0] = zylonite_nand_partitions, + .nr_parts[0] = 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 /* CONFIG_MTD_NAND_PXA3xx || CONFIG_MTD_NAND_PXA3xx_MODULE */ + +#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 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_wm9713_audio(); +} + +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 |