| Daniel Mack | 4c243c8 | 2010-05-22 00:29:38 +0200 | [diff] [blame^] | 1 | /* |
| 2 | * linux/arch/arm/mach-pxa/colibri-pxa270-evalboard.c |
| 3 | * |
| 4 | * Support for Toradex PXA270 based Colibri Evaluation Carrier Board |
| 5 | * Daniel Mack <daniel@caiaq.de> |
| 6 | * Marek Vasut <marek.vasut@gmail.com> |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License version 2 as |
| 10 | * published by the Free Software Foundation. |
| 11 | */ |
| 12 | |
| 13 | #include <linux/init.h> |
| 14 | #include <linux/kernel.h> |
| 15 | #include <linux/platform_device.h> |
| 16 | #include <linux/sysdev.h> |
| 17 | #include <linux/interrupt.h> |
| 18 | #include <linux/gpio.h> |
| 19 | #include <asm/mach-types.h> |
| 20 | #include <mach/hardware.h> |
| 21 | #include <asm/mach/arch.h> |
| 22 | |
| 23 | #include <mach/pxa27x.h> |
| 24 | #include <mach/colibri.h> |
| 25 | #include <mach/mmc.h> |
| 26 | #include <mach/ohci.h> |
| 27 | #include <mach/pxa27x-udc.h> |
| 28 | |
| 29 | #include "generic.h" |
| 30 | #include "devices.h" |
| 31 | |
| 32 | /****************************************************************************** |
| 33 | * Pin configuration |
| 34 | ******************************************************************************/ |
| 35 | static mfp_cfg_t colibri_pxa270_evalboard_pin_config[] __initdata = { |
| 36 | /* MMC */ |
| 37 | GPIO32_MMC_CLK, |
| 38 | GPIO92_MMC_DAT_0, |
| 39 | GPIO109_MMC_DAT_1, |
| 40 | GPIO110_MMC_DAT_2, |
| 41 | GPIO111_MMC_DAT_3, |
| 42 | GPIO112_MMC_CMD, |
| 43 | GPIO0_GPIO, /* SD detect */ |
| 44 | |
| 45 | /* FFUART */ |
| 46 | GPIO39_FFUART_TXD, |
| 47 | GPIO34_FFUART_RXD, |
| 48 | |
| 49 | /* UHC */ |
| 50 | GPIO88_USBH1_PWR, |
| 51 | GPIO89_USBH1_PEN, |
| 52 | GPIO119_USBH2_PWR, |
| 53 | GPIO120_USBH2_PEN, |
| 54 | }; |
| 55 | |
| 56 | /****************************************************************************** |
| 57 | * SD/MMC card controller |
| 58 | ******************************************************************************/ |
| 59 | #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE) |
| 60 | static struct pxamci_platform_data colibri_pxa270_mci_platform_data = { |
| 61 | .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, |
| 62 | .gpio_power = -1, |
| 63 | .gpio_card_detect = GPIO0_COLIBRI_PXA270_SD_DETECT, |
| 64 | .gpio_card_ro = -1, |
| 65 | .detect_delay_ms = 200, |
| 66 | }; |
| 67 | |
| 68 | static void __init colibri_pxa270_mmc_init(void) |
| 69 | { |
| 70 | pxa_set_mci_info(&colibri_pxa270_mci_platform_data); |
| 71 | } |
| 72 | #else |
| 73 | static inline void colibri_pxa270_mmc_init(void) {} |
| 74 | #endif |
| 75 | |
| 76 | /****************************************************************************** |
| 77 | * USB Host |
| 78 | ******************************************************************************/ |
| 79 | #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) |
| 80 | static int colibri_pxa270_ohci_init(struct device *dev) |
| 81 | { |
| 82 | UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE; |
| 83 | return 0; |
| 84 | } |
| 85 | |
| 86 | static struct pxaohci_platform_data colibri_pxa270_ohci_info = { |
| 87 | .port_mode = PMM_PERPORT_MODE, |
| 88 | .flags = ENABLE_PORT1 | ENABLE_PORT2 | |
| 89 | POWER_CONTROL_LOW | POWER_SENSE_LOW, |
| 90 | .init = colibri_pxa270_ohci_init, |
| 91 | }; |
| 92 | |
| 93 | static void __init colibri_pxa270_uhc_init(void) |
| 94 | { |
| 95 | pxa_set_ohci_info(&colibri_pxa270_ohci_info); |
| 96 | } |
| 97 | #else |
| 98 | static inline void colibri_pxa270_uhc_init(void) {} |
| 99 | #endif |
| 100 | |
| 101 | void __init colibri_pxa270_evalboard_init(void) |
| 102 | { |
| 103 | pxa2xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa270_evalboard_pin_config)); |
| 104 | pxa_set_ffuart_info(NULL); |
| 105 | pxa_set_btuart_info(NULL); |
| 106 | pxa_set_stuart_info(NULL); |
| 107 | |
| 108 | colibri_pxa270_mmc_init(); |
| 109 | colibri_pxa270_uhc_init(); |
| 110 | } |
| 111 | |