| /* |
| * Hardware definitions for Voipac PXA270 |
| * |
| * Copyright (C) 2010 |
| * Marek Vasut <marek.vasut@gmail.com> |
| * |
| * 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/platform_device.h> |
| #include <linux/delay.h> |
| #include <linux/irq.h> |
| #include <linux/gpio_keys.h> |
| #include <linux/input.h> |
| #include <linux/gpio.h> |
| #include <linux/sysdev.h> |
| #include <linux/usb/gpio_vbus.h> |
| #include <linux/mtd/mtd.h> |
| #include <linux/mtd/partitions.h> |
| #include <linux/mtd/physmap.h> |
| |
| #include <asm/mach-types.h> |
| #include <asm/mach/arch.h> |
| |
| #include <mach/pxa27x.h> |
| #include <mach/vpac270.h> |
| #include <mach/mmc.h> |
| #include <mach/pxafb.h> |
| #include <mach/ohci.h> |
| #include <mach/pxa27x-udc.h> |
| #include <mach/udc.h> |
| |
| #include "generic.h" |
| #include "devices.h" |
| |
| /****************************************************************************** |
| * Pin configuration |
| ******************************************************************************/ |
| static unsigned long vpac270_pin_config[] __initdata = { |
| /* MMC */ |
| GPIO32_MMC_CLK, |
| GPIO92_MMC_DAT_0, |
| GPIO109_MMC_DAT_1, |
| GPIO110_MMC_DAT_2, |
| GPIO111_MMC_DAT_3, |
| GPIO112_MMC_CMD, |
| GPIO53_GPIO, /* SD detect */ |
| GPIO52_GPIO, /* SD r/o switch */ |
| |
| /* GPIO KEYS */ |
| GPIO1_GPIO, /* USER BTN */ |
| |
| /* LEDs */ |
| GPIO15_GPIO, /* orange led */ |
| |
| /* FFUART */ |
| GPIO34_FFUART_RXD, |
| GPIO39_FFUART_TXD, |
| GPIO27_FFUART_RTS, |
| GPIO100_FFUART_CTS, |
| GPIO33_FFUART_DSR, |
| GPIO40_FFUART_DTR, |
| GPIO10_FFUART_DCD, |
| GPIO38_FFUART_RI, |
| |
| /* LCD */ |
| GPIO58_LCD_LDD_0, |
| GPIO59_LCD_LDD_1, |
| GPIO60_LCD_LDD_2, |
| GPIO61_LCD_LDD_3, |
| GPIO62_LCD_LDD_4, |
| GPIO63_LCD_LDD_5, |
| GPIO64_LCD_LDD_6, |
| GPIO65_LCD_LDD_7, |
| GPIO66_LCD_LDD_8, |
| GPIO67_LCD_LDD_9, |
| GPIO68_LCD_LDD_10, |
| GPIO69_LCD_LDD_11, |
| GPIO70_LCD_LDD_12, |
| GPIO71_LCD_LDD_13, |
| GPIO72_LCD_LDD_14, |
| GPIO73_LCD_LDD_15, |
| GPIO86_LCD_LDD_16, |
| GPIO87_LCD_LDD_17, |
| GPIO74_LCD_FCLK, |
| GPIO75_LCD_LCLK, |
| GPIO76_LCD_PCLK, |
| GPIO77_LCD_BIAS, |
| |
| /* PCMCIA */ |
| GPIO48_nPOE, |
| GPIO49_nPWE, |
| GPIO50_nPIOR, |
| GPIO51_nPIOW, |
| GPIO85_nPCE_1, |
| GPIO54_nPCE_2, |
| GPIO55_nPREG, |
| GPIO57_nIOIS16, |
| GPIO56_nPWAIT, |
| GPIO104_PSKTSEL, |
| GPIO84_GPIO, /* PCMCIA CD */ |
| GPIO35_GPIO, /* PCMCIA RDY */ |
| GPIO107_GPIO, /* PCMCIA PPEN */ |
| GPIO11_GPIO, /* PCMCIA RESET */ |
| GPIO17_GPIO, /* CF CD */ |
| GPIO12_GPIO, /* CF RDY */ |
| GPIO16_GPIO, /* CF RESET */ |
| |
| /* UHC */ |
| GPIO88_USBH1_PWR, |
| GPIO89_USBH1_PEN, |
| GPIO119_USBH2_PWR, |
| GPIO120_USBH2_PEN, |
| |
| /* UDC */ |
| GPIO41_GPIO, |
| }; |
| |
| /****************************************************************************** |
| * NOR Flash |
| ******************************************************************************/ |
| #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE) |
| static struct mtd_partition vpac270_partitions[] = { |
| { |
| .name = "Flash", |
| .offset = 0x00000000, |
| .size = MTDPART_SIZ_FULL, |
| } |
| }; |
| |
| static struct physmap_flash_data vpac270_flash_data[] = { |
| { |
| .width = 2, /* bankwidth in bytes */ |
| .parts = vpac270_partitions, |
| .nr_parts = ARRAY_SIZE(vpac270_partitions) |
| } |
| }; |
| |
| static struct resource vpac270_flash_resource = { |
| .start = PXA_CS0_PHYS, |
| .end = PXA_CS0_PHYS + SZ_64M - 1, |
| .flags = IORESOURCE_MEM, |
| }; |
| |
| static struct platform_device vpac270_flash = { |
| .name = "physmap-flash", |
| .id = 0, |
| .resource = &vpac270_flash_resource, |
| .num_resources = 1, |
| .dev = { |
| .platform_data = vpac270_flash_data, |
| }, |
| }; |
| static void __init vpac270_nor_init(void) |
| { |
| platform_device_register(&vpac270_flash); |
| } |
| #else |
| static inline void vpac270_nor_init(void) {} |
| #endif |
| |
| /****************************************************************************** |
| * SD/MMC card controller |
| ******************************************************************************/ |
| #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE) |
| static struct pxamci_platform_data vpac270_mci_platform_data = { |
| .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, |
| .gpio_card_detect = GPIO53_VPAC270_SD_DETECT_N, |
| .gpio_card_ro = GPIO52_VPAC270_SD_READONLY, |
| .detect_delay = 20, |
| }; |
| |
| static void __init vpac270_mmc_init(void) |
| { |
| pxa_set_mci_info(&vpac270_mci_platform_data); |
| } |
| #else |
| static inline void vpac270_mmc_init(void) {} |
| #endif |
| |
| /****************************************************************************** |
| * GPIO keys |
| ******************************************************************************/ |
| #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) |
| static struct gpio_keys_button vpac270_pxa_buttons[] = { |
| {KEY_POWER, GPIO1_VPAC270_USER_BTN, 0, "USER BTN"}, |
| }; |
| |
| static struct gpio_keys_platform_data vpac270_pxa_keys_data = { |
| .buttons = vpac270_pxa_buttons, |
| .nbuttons = ARRAY_SIZE(vpac270_pxa_buttons), |
| }; |
| |
| static struct platform_device vpac270_pxa_keys = { |
| .name = "gpio-keys", |
| .id = -1, |
| .dev = { |
| .platform_data = &vpac270_pxa_keys_data, |
| }, |
| }; |
| |
| static void __init vpac270_keys_init(void) |
| { |
| platform_device_register(&vpac270_pxa_keys); |
| } |
| #else |
| static inline void vpac270_keys_init(void) {} |
| #endif |
| |
| /****************************************************************************** |
| * LED |
| ******************************************************************************/ |
| #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) |
| struct gpio_led vpac270_gpio_leds[] = { |
| { |
| .name = "vpac270:orange:user", |
| .default_trigger = "none", |
| .gpio = GPIO15_VPAC270_LED_ORANGE, |
| .active_low = 1, |
| } |
| }; |
| |
| static struct gpio_led_platform_data vpac270_gpio_led_info = { |
| .leds = vpac270_gpio_leds, |
| .num_leds = ARRAY_SIZE(vpac270_gpio_leds), |
| }; |
| |
| static struct platform_device vpac270_leds = { |
| .name = "leds-gpio", |
| .id = -1, |
| .dev = { |
| .platform_data = &vpac270_gpio_led_info, |
| } |
| }; |
| |
| static void __init vpac270_leds_init(void) |
| { |
| platform_device_register(&vpac270_leds); |
| } |
| #else |
| static inline void vpac270_leds_init(void) {} |
| #endif |
| |
| /****************************************************************************** |
| * USB Host |
| ******************************************************************************/ |
| #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) |
| static int vpac270_ohci_init(struct device *dev) |
| { |
| UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE; |
| return 0; |
| } |
| |
| static struct pxaohci_platform_data vpac270_ohci_info = { |
| .port_mode = PMM_PERPORT_MODE, |
| .flags = ENABLE_PORT1 | ENABLE_PORT2 | |
| POWER_CONTROL_LOW | POWER_SENSE_LOW, |
| .init = vpac270_ohci_init, |
| }; |
| |
| static void __init vpac270_uhc_init(void) |
| { |
| pxa_set_ohci_info(&vpac270_ohci_info); |
| } |
| #else |
| static inline void vpac270_uhc_init(void) {} |
| #endif |
| |
| /****************************************************************************** |
| * USB Gadget |
| ******************************************************************************/ |
| #if defined(CONFIG_USB_GADGET_PXA27X)||defined(CONFIG_USB_GADGET_PXA27X_MODULE) |
| static struct gpio_vbus_mach_info vpac270_gpio_vbus_info = { |
| .gpio_vbus = GPIO41_VPAC270_UDC_DETECT, |
| .gpio_pullup = -1, |
| }; |
| |
| static struct platform_device vpac270_gpio_vbus = { |
| .name = "gpio-vbus", |
| .id = -1, |
| .dev = { |
| .platform_data = &vpac270_gpio_vbus_info, |
| }, |
| }; |
| |
| static void vpac270_udc_command(int cmd) |
| { |
| if (cmd == PXA2XX_UDC_CMD_CONNECT) |
| UP2OCR |= UP2OCR_HXOE | UP2OCR_DPPUE | UP2OCR_DPPUBE; |
| else if (cmd == PXA2XX_UDC_CMD_DISCONNECT) |
| UP2OCR &= ~(UP2OCR_HXOE | UP2OCR_DPPUE | UP2OCR_DPPUBE); |
| } |
| |
| static struct pxa2xx_udc_mach_info vpac270_udc_info __initdata = { |
| .udc_command = vpac270_udc_command, |
| .gpio_pullup = -1, |
| }; |
| |
| static void __init vpac270_udc_init(void) |
| { |
| pxa_set_udc_info(&vpac270_udc_info); |
| platform_device_register(&vpac270_gpio_vbus); |
| } |
| #else |
| static inline void vpac270_udc_init(void) {} |
| #endif |
| |
| /****************************************************************************** |
| * Framebuffer |
| ******************************************************************************/ |
| #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) |
| static struct pxafb_mode_info vpac270_lcd_modes[] = { |
| { |
| .pixclock = 57692, |
| .xres = 640, |
| .yres = 480, |
| .bpp = 32, |
| .depth = 18, |
| |
| .left_margin = 144, |
| .right_margin = 32, |
| .upper_margin = 13, |
| .lower_margin = 30, |
| |
| .hsync_len = 32, |
| .vsync_len = 2, |
| |
| .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, |
| }, |
| }; |
| |
| static struct pxafb_mach_info vpac270_lcd_screen = { |
| .modes = vpac270_lcd_modes, |
| .num_modes = ARRAY_SIZE(vpac270_lcd_modes), |
| .lcd_conn = LCD_COLOR_TFT_18BPP, |
| }; |
| |
| static void vpac270_lcd_power(int on, struct fb_var_screeninfo *info) |
| { |
| gpio_set_value(GPIO81_VPAC270_BKL_ON, on); |
| } |
| |
| static void __init vpac270_lcd_init(void) |
| { |
| int ret; |
| |
| ret = gpio_request(GPIO81_VPAC270_BKL_ON, "BKL-ON"); |
| if (ret) { |
| pr_err("Requesting BKL-ON GPIO failed!\n"); |
| goto err; |
| } |
| |
| ret = gpio_direction_output(GPIO81_VPAC270_BKL_ON, 1); |
| if (ret) { |
| pr_err("Setting BKL-ON GPIO direction failed!\n"); |
| goto err2; |
| } |
| |
| vpac270_lcd_screen.pxafb_lcd_power = vpac270_lcd_power; |
| set_pxa_fb_info(&vpac270_lcd_screen); |
| return; |
| |
| err2: |
| gpio_free(GPIO81_VPAC270_BKL_ON); |
| err: |
| return; |
| } |
| #else |
| static inline void vpac270_lcd_init(void) {} |
| #endif |
| |
| /****************************************************************************** |
| * Machine init |
| ******************************************************************************/ |
| static void __init vpac270_init(void) |
| { |
| pxa2xx_mfp_config(ARRAY_AND_SIZE(vpac270_pin_config)); |
| |
| pxa_set_ffuart_info(NULL); |
| pxa_set_btuart_info(NULL); |
| pxa_set_stuart_info(NULL); |
| |
| vpac270_lcd_init(); |
| vpac270_mmc_init(); |
| vpac270_nor_init(); |
| vpac270_leds_init(); |
| vpac270_keys_init(); |
| vpac270_uhc_init(); |
| vpac270_udc_init(); |
| } |
| |
| MACHINE_START(VPAC270, "Voipac PXA270") |
| .phys_io = 0x40000000, |
| .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, |
| .boot_params = 0xa0000100, |
| .map_io = pxa_map_io, |
| .init_irq = pxa27x_init_irq, |
| .timer = &pxa_timer, |
| .init_machine = vpac270_init |
| MACHINE_END |