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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
[android-sdk/kernel-video.git] / arch / arm / mach-omap1 / board-h2-mmc.c
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 #include <linux/gpio.h>
15 #include <linux/platform_device.h>
16 #include <linux/platform_data/gpio-omap.h>
17 #include <linux/i2c/tps65010.h>
19 #include "board-h2.h"
20 #include "mmc.h"
22 #if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)
24 static int mmc_set_power(struct device *dev, int slot, int power_on,
25                                 int vdd)
26 {
27         gpio_set_value(H2_TPS_GPIO_MMC_PWR_EN, power_on);
28         return 0;
29 }
31 static int mmc_late_init(struct device *dev)
32 {
33         int ret = gpio_request(H2_TPS_GPIO_MMC_PWR_EN, "MMC power");
34         if (ret < 0)
35                 return ret;
37         gpio_direction_output(H2_TPS_GPIO_MMC_PWR_EN, 0);
39         return ret;
40 }
42 static void mmc_cleanup(struct device *dev)
43 {
44         gpio_free(H2_TPS_GPIO_MMC_PWR_EN);
45 }
47 /*
48  * H2 could use the following functions tested:
49  * - mmc_get_cover_state that uses OMAP_MPUIO(1)
50  * - mmc_get_wp that uses OMAP_MPUIO(3)
51  */
52 static struct omap_mmc_platform_data mmc1_data = {
53         .nr_slots                       = 1,
54         .init                           = mmc_late_init,
55         .cleanup                        = mmc_cleanup,
56         .slots[0]       = {
57                 .set_power              = mmc_set_power,
58                 .ocr_mask               = MMC_VDD_32_33 | MMC_VDD_33_34,
59                 .name                   = "mmcblk",
60         },
61 };
63 static struct omap_mmc_platform_data *mmc_data[OMAP16XX_NR_MMC];
65 void __init h2_mmc_init(void)
66 {
67         mmc_data[0] = &mmc1_data;
68         omap1_init_mmc(mmc_data, OMAP16XX_NR_MMC);
69 }
71 #else
73 void __init h2_mmc_init(void)
74 {
75 }
77 #endif