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author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
commit | 57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch) | |
tree | 5e910f0e82173f4ef4f51111366a3f1299037a7b /arch/arm/mach-omap1/board-h3-mmc.c |
Initial import
Diffstat (limited to 'arch/arm/mach-omap1/board-h3-mmc.c')
-rw-r--r-- | arch/arm/mach-omap1/board-h3-mmc.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/arch/arm/mach-omap1/board-h3-mmc.c b/arch/arm/mach-omap1/board-h3-mmc.c new file mode 100644 index 000000000..17d77914d --- /dev/null +++ b/arch/arm/mach-omap1/board-h3-mmc.c @@ -0,0 +1,66 @@ +/* + * linux/arch/arm/mach-omap1/board-h3-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/i2c/tps65010.h> + +#include "board-h3.h" +#include "mmc.h" + +#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) + +static int mmc_set_power(struct device *dev, int slot, int power_on, + int vdd) +{ + gpio_set_value(H3_TPS_GPIO_MMC_PWR_EN, power_on); + return 0; +} + +/* + * H3 could use the following functions tested: + * - mmc_get_cover_state that uses OMAP_MPUIO(1) + * - mmc_get_wp that maybe uses OMAP_MPUIO(3) + */ +static struct omap_mmc_platform_data mmc1_data = { + .nr_slots = 1, + .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 h3_mmc_init(void) +{ + int ret; + + ret = gpio_request(H3_TPS_GPIO_MMC_PWR_EN, "MMC power"); + if (ret < 0) + return; + gpio_direction_output(H3_TPS_GPIO_MMC_PWR_EN, 0); + + mmc_data[0] = &mmc1_data; + omap1_init_mmc(mmc_data, OMAP16XX_NR_MMC); +} + +#else + +void __init h3_mmc_init(void) +{ +} + +#endif |