1/* 2 * linux/arch/arm/mach-omap1/board-h2-mmc.c 3 * 4 * Copyright (C) 2007 Instituto Nokia de Tecnologia - INdT 5 * Author: Felipe Balbi <felipe.lima@indt.org.br> 6 * 7 * This code is based on linux/arch/arm/mach-omap2/board-n800-mmc.c, which is: 8 * Copyright (C) 2006 Nokia Corporation 9 * 10 * This program is free software; you can redistribute it and/or modify 11 * it under the terms of the GNU General Public License version 2 as 12 * published by the Free Software Foundation. 13 */ 14 15#include <linux/platform_device.h> 16 17#include <linux/i2c/tps65010.h> 18 19#include <plat/mmc.h> 20#include <mach/gpio.h> 21 22#include "board-h2.h" 23 24#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) 25 26static int mmc_set_power(struct device *dev, int slot, int power_on, 27 int vdd) 28{ 29 gpio_set_value(H2_TPS_GPIO_MMC_PWR_EN, power_on); 30 return 0; 31} 32 33static int mmc_late_init(struct device *dev) 34{ 35 int ret = gpio_request(H2_TPS_GPIO_MMC_PWR_EN, "MMC power"); 36 if (ret < 0) 37 return ret; 38 39 gpio_direction_output(H2_TPS_GPIO_MMC_PWR_EN, 0); 40 41 return ret; 42} 43 44static void mmc_cleanup(struct device *dev) 45{ 46 gpio_free(H2_TPS_GPIO_MMC_PWR_EN); 47} 48 49/* 50 * H2 could use the following functions tested: 51 * - mmc_get_cover_state that uses OMAP_MPUIO(1) 52 * - mmc_get_wp that uses OMAP_MPUIO(3) 53 */ 54static struct omap_mmc_platform_data mmc1_data = { 55 .nr_slots = 1, 56 .init = mmc_late_init, 57 .cleanup = mmc_cleanup, 58 .dma_mask = 0xffffffff, 59 .slots[0] = { 60 .set_power = mmc_set_power, 61 .ocr_mask = MMC_VDD_28_29 | MMC_VDD_30_31 | 62 MMC_VDD_32_33 | MMC_VDD_33_34, 63 .name = "mmcblk", 64 }, 65}; 66 67static struct omap_mmc_platform_data *mmc_data[OMAP16XX_NR_MMC]; 68 69void __init h2_mmc_init(void) 70{ 71 mmc_data[0] = &mmc1_data; 72 omap1_init_mmc(mmc_data, OMAP16XX_NR_MMC); 73} 74 75#else 76 77void __init h2_mmc_init(void) 78{ 79} 80 81#endif 82