| Hanumath Prasad | 008f8a2 | 2010-08-19 12:06:32 +0100 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (C) ST-Ericsson SA 2010 |
| 3 | * |
| 4 | * Author: Hanumath Prasad <hanumath.prasad@stericsson.com> |
| 5 | * License terms: GNU General Public License (GPL) version 2 |
| 6 | */ |
| 7 | |
| 8 | #include <linux/kernel.h> |
| 9 | #include <linux/gpio.h> |
| 10 | #include <linux/amba/bus.h> |
| 11 | #include <linux/amba/mmci.h> |
| 12 | #include <linux/mmc/host.h> |
| 13 | #include <linux/platform_device.h> |
| 14 | |
| 15 | #include <plat/pincfg.h> |
| 16 | #include <mach/devices.h> |
| 17 | #include <mach/hardware.h> |
| 18 | |
| 19 | #include "pins-db8500.h" |
| 20 | #include "board-mop500.h" |
| 21 | |
| 22 | static pin_cfg_t mop500_sdi_pins[] = { |
| 23 | /* SDI4 (on-board eMMC) */ |
| 24 | GPIO197_MC4_DAT3, |
| 25 | GPIO198_MC4_DAT2, |
| 26 | GPIO199_MC4_DAT1, |
| 27 | GPIO200_MC4_DAT0, |
| 28 | GPIO201_MC4_CMD, |
| 29 | GPIO202_MC4_FBCLK, |
| 30 | GPIO203_MC4_CLK, |
| 31 | GPIO204_MC4_DAT7, |
| 32 | GPIO205_MC4_DAT6, |
| 33 | GPIO206_MC4_DAT5, |
| 34 | GPIO207_MC4_DAT4, |
| 35 | }; |
| 36 | |
| 37 | static pin_cfg_t mop500_sdi2_pins[] = { |
| 38 | /* SDI2 (POP eMMC) */ |
| 39 | GPIO128_MC2_CLK, |
| 40 | GPIO129_MC2_CMD, |
| 41 | GPIO130_MC2_FBCLK, |
| 42 | GPIO131_MC2_DAT0, |
| 43 | GPIO132_MC2_DAT1, |
| 44 | GPIO133_MC2_DAT2, |
| 45 | GPIO134_MC2_DAT3, |
| 46 | GPIO135_MC2_DAT4, |
| 47 | GPIO136_MC2_DAT5, |
| 48 | GPIO137_MC2_DAT6, |
| 49 | GPIO138_MC2_DAT7, |
| 50 | }; |
| 51 | |
| 52 | /* |
| 53 | * SDI 2 (POP eMMC, not on DB8500ed) |
| 54 | */ |
| 55 | |
| 56 | static struct mmci_platform_data mop500_sdi2_data = { |
| 57 | .ocr_mask = MMC_VDD_165_195, |
| 58 | .f_max = 100000000, |
| 59 | .capabilities = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, |
| 60 | .gpio_cd = -1, |
| 61 | .gpio_wp = -1, |
| 62 | }; |
| 63 | |
| 64 | /* |
| 65 | * SDI 4 (on-board eMMC) |
| 66 | */ |
| 67 | |
| 68 | static struct mmci_platform_data mop500_sdi4_data = { |
| 69 | .ocr_mask = MMC_VDD_29_30, |
| 70 | .f_max = 100000000, |
| 71 | .capabilities = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA | |
| 72 | MMC_CAP_MMC_HIGHSPEED, |
| 73 | .gpio_cd = -1, |
| 74 | .gpio_wp = -1, |
| 75 | }; |
| 76 | |
| 77 | void mop500_sdi_init(void) |
| 78 | { |
| 79 | nmk_config_pins(mop500_sdi_pins, ARRAY_SIZE(mop500_sdi_pins)); |
| 80 | |
| 81 | u8500_sdi2_device.dev.platform_data = &mop500_sdi2_data; |
| 82 | u8500_sdi4_device.dev.platform_data = &mop500_sdi4_data; |
| 83 | |
| 84 | if (!cpu_is_u8500ed()) { |
| 85 | nmk_config_pins(mop500_sdi2_pins, ARRAY_SIZE(mop500_sdi2_pins)); |
| 86 | amba_device_register(&u8500_sdi2_device, &iomem_resource); |
| 87 | } |
| 88 | |
| 89 | /* On-board eMMC */ |
| 90 | amba_device_register(&u8500_sdi4_device, &iomem_resource); |
| 91 | } |