| /* |
| * linux/arch/arm/mach-omap1/board-h2-mmc.c |
| * |
| * Copyright (C) 2007 Instituto Nokia de Tecnologia - INdT |
| * Author: Felipe Balbi <felipe.lima@indt.org.br> |
| * |
| * This code is based on linux/arch/arm/mach-omap2/board-n800-mmc.c, which is: |
| * Copyright (C) 2006 Nokia Corporation |
| * |
| * 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/gpio.h> |
| #include <linux/platform_device.h> |
| #include <linux/platform_data/gpio-omap.h> |
| #include <linux/mfd/tps65010.h> |
| |
| #include "board-h2.h" |
| #include "mmc.h" |
| |
| #if IS_ENABLED(CONFIG_MMC_OMAP) |
| |
| static int mmc_set_power(struct device *dev, int slot, int power_on, |
| int vdd) |
| { |
| gpio_set_value(H2_TPS_GPIO_MMC_PWR_EN, power_on); |
| return 0; |
| } |
| |
| static int mmc_late_init(struct device *dev) |
| { |
| int ret = gpio_request(H2_TPS_GPIO_MMC_PWR_EN, "MMC power"); |
| if (ret < 0) |
| return ret; |
| |
| gpio_direction_output(H2_TPS_GPIO_MMC_PWR_EN, 0); |
| |
| return ret; |
| } |
| |
| static void mmc_cleanup(struct device *dev) |
| { |
| gpio_free(H2_TPS_GPIO_MMC_PWR_EN); |
| } |
| |
| /* |
| * H2 could use the following functions tested: |
| * - mmc_get_cover_state that uses OMAP_MPUIO(1) |
| * - mmc_get_wp that uses OMAP_MPUIO(3) |
| */ |
| static struct omap_mmc_platform_data mmc1_data = { |
| .nr_slots = 1, |
| .init = mmc_late_init, |
| .cleanup = mmc_cleanup, |
| .slots[0] = { |
| .set_power = mmc_set_power, |
| .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, |
| .name = "mmcblk", |
| }, |
| }; |
| |
| static struct omap_mmc_platform_data *mmc_data[OMAP16XX_NR_MMC]; |
| |
| void __init h2_mmc_init(void) |
| { |
| mmc_data[0] = &mmc1_data; |
| omap1_init_mmc(mmc_data, OMAP16XX_NR_MMC); |
| } |
| |
| #else |
| |
| void __init h2_mmc_init(void) |
| { |
| } |
| |
| #endif |