| | 1 | // SPDX-License-Identifier: GPL-2.0-only |
| | 2 | /* |
| | 3 | * linux/arch/arm/mach-pxa/colibri-evalboard.c |
| | 4 | * |
| | 5 | * Support for Toradex Colibri Evaluation Carrier Board |
| | 6 | * Daniel Mack <daniel@caiaq.de> |
| | 7 | * Marek Vasut <marek.vasut@gmail.com> |
| | 8 | */ |
| | 9 | |
| | 10 | #include <linux/init.h> |
| | 11 | #include <linux/kernel.h> |
| | 12 | #include <linux/platform_device.h> |
| | 13 | #include <linux/interrupt.h> |
| | 14 | #include <linux/gpio/machine.h> |
| | 15 | #include <asm/mach-types.h> |
| | 16 | #include <mach/hardware.h> |
| | 17 | #include <asm/mach/arch.h> |
| | 18 | #include <linux/i2c.h> |
| | 19 | #include <linux/platform_data/i2c-pxa.h> |
| | 20 | #include <asm/io.h> |
| | 21 | |
| | 22 | #include "pxa27x.h" |
| | 23 | #include "colibri.h" |
| | 24 | #include <linux/platform_data/mmc-pxamci.h> |
| | 25 | #include <linux/platform_data/usb-ohci-pxa27x.h> |
| | 26 | #include "pxa27x-udc.h" |
| | 27 | |
| | 28 | #include "generic.h" |
| | 29 | #include "devices.h" |
| | 30 | |
| | 31 | /****************************************************************************** |
| | 32 | * SD/MMC card controller |
| | 33 | ******************************************************************************/ |
| | 34 | #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE) |
| | 35 | static struct pxamci_platform_data colibri_mci_platform_data = { |
| | 36 | .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, |
| | 37 | .detect_delay_ms = 200, |
| | 38 | }; |
| | 39 | |
| | 40 | static struct gpiod_lookup_table colibri_pxa270_mci_gpio_table = { |
| | 41 | .dev_id = "pxa2xx-mci.0", |
| | 42 | .table = { |
| | 43 | GPIO_LOOKUP("gpio-pxa", GPIO0_COLIBRI_PXA270_SD_DETECT, |
| | 44 | "cd", GPIO_ACTIVE_LOW), |
| | 45 | { }, |
| | 46 | }, |
| | 47 | }; |
| | 48 | |
| | 49 | static struct gpiod_lookup_table colibri_pxa300_mci_gpio_table = { |
| | 50 | .dev_id = "pxa2xx-mci.0", |
| | 51 | .table = { |
| | 52 | GPIO_LOOKUP("gpio-pxa", GPIO13_COLIBRI_PXA300_SD_DETECT, |
| | 53 | "cd", GPIO_ACTIVE_LOW), |
| | 54 | { }, |
| | 55 | }, |
| | 56 | }; |
| | 57 | |
| | 58 | static struct gpiod_lookup_table colibri_pxa320_mci_gpio_table = { |
| | 59 | .dev_id = "pxa2xx-mci.0", |
| | 60 | .table = { |
| | 61 | GPIO_LOOKUP("gpio-pxa", GPIO28_COLIBRI_PXA320_SD_DETECT, |
| | 62 | "cd", GPIO_ACTIVE_LOW), |
| | 63 | { }, |
| | 64 | }, |
| | 65 | }; |
| | 66 | |
| | 67 | static void __init colibri_mmc_init(void) |
| | 68 | { |
| | 69 | if (machine_is_colibri()) /* PXA270 Colibri */ |
| | 70 | gpiod_add_lookup_table(&colibri_pxa270_mci_gpio_table); |
| | 71 | if (machine_is_colibri300()) /* PXA300 Colibri */ |
| | 72 | gpiod_add_lookup_table(&colibri_pxa300_mci_gpio_table); |
| | 73 | else /* PXA320 Colibri */ |
| | 74 | gpiod_add_lookup_table(&colibri_pxa320_mci_gpio_table); |
| | 75 | |
| | 76 | pxa_set_mci_info(&colibri_mci_platform_data); |
| | 77 | } |
| | 78 | #else |
| | 79 | static inline void colibri_mmc_init(void) {} |
| | 80 | #endif |
| | 81 | |
| | 82 | /****************************************************************************** |
| | 83 | * USB Host |
| | 84 | ******************************************************************************/ |
| | 85 | #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) |
| | 86 | static int colibri_ohci_init(struct device *dev) |
| | 87 | { |
| | 88 | UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE; |
| | 89 | return 0; |
| | 90 | } |
| | 91 | |
| | 92 | static struct pxaohci_platform_data colibri_ohci_info = { |
| | 93 | .port_mode = PMM_PERPORT_MODE, |
| | 94 | .flags = ENABLE_PORT1 | |
| | 95 | POWER_CONTROL_LOW | POWER_SENSE_LOW, |
| | 96 | .init = colibri_ohci_init, |
| | 97 | }; |
| | 98 | |
| | 99 | static void __init colibri_uhc_init(void) |
| | 100 | { |
| | 101 | /* Colibri PXA270 has two usb ports, TBA for 320 */ |
| | 102 | if (machine_is_colibri()) |
| | 103 | colibri_ohci_info.flags |= ENABLE_PORT2; |
| | 104 | |
| | 105 | pxa_set_ohci_info(&colibri_ohci_info); |
| | 106 | } |
| | 107 | #else |
| | 108 | static inline void colibri_uhc_init(void) {} |
| | 109 | #endif |
| | 110 | |
| | 111 | /****************************************************************************** |
| | 112 | * I2C RTC |
| | 113 | ******************************************************************************/ |
| | 114 | #if defined(CONFIG_RTC_DRV_DS1307) || defined(CONFIG_RTC_DRV_DS1307_MODULE) |
| | 115 | static struct i2c_board_info __initdata colibri_i2c_devs[] = { |
| | 116 | { |
| | 117 | I2C_BOARD_INFO("m41t00", 0x68), |
| | 118 | }, |
| | 119 | }; |
| | 120 | |
| | 121 | static void __init colibri_rtc_init(void) |
| | 122 | { |
| | 123 | pxa_set_i2c_info(NULL); |
| | 124 | i2c_register_board_info(0, ARRAY_AND_SIZE(colibri_i2c_devs)); |
| | 125 | } |
| | 126 | #else |
| | 127 | static inline void colibri_rtc_init(void) {} |
| | 128 | #endif |
| | 129 | |
| | 130 | void __init colibri_evalboard_init(void) |
| | 131 | { |
| | 132 | pxa_set_ffuart_info(NULL); |
| | 133 | pxa_set_btuart_info(NULL); |
| | 134 | pxa_set_stuart_info(NULL); |
| | 135 | |
| | 136 | colibri_mmc_init(); |
| | 137 | colibri_uhc_init(); |
| | 138 | colibri_rtc_init(); |
| | 139 | } |
projects / mirror_ubuntu-hirsute-kernel.git / blame_incremental