upload tizen1.0 source
[kernel/linux-2.6.36.git] / arch / arm / mach-omap1 / board-h3-mmc.c
1 /*
2  * linux/arch/arm/mach-omap1/board-h3-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-h3.h"
23
24 #if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)
25
26 static int mmc_set_power(struct device *dev, int slot, int power_on,
27                                 int vdd)
28 {
29         gpio_set_value(H3_TPS_GPIO_MMC_PWR_EN, power_on);
30         return 0;
31 }
32
33 /*
34  * H3 could use the following functions tested:
35  * - mmc_get_cover_state that uses OMAP_MPUIO(1)
36  * - mmc_get_wp that maybe uses OMAP_MPUIO(3)
37  */
38 static struct omap_mmc_platform_data mmc1_data = {
39         .nr_slots                       = 1,
40         .dma_mask                       = 0xffffffff,
41         .slots[0]       = {
42                 .set_power              = mmc_set_power,
43                 .ocr_mask               = MMC_VDD_28_29 | MMC_VDD_30_31 |
44                                           MMC_VDD_32_33 | MMC_VDD_33_34,
45                 .name                   = "mmcblk",
46         },
47 };
48
49 static struct omap_mmc_platform_data *mmc_data[OMAP16XX_NR_MMC];
50
51 void __init h3_mmc_init(void)
52 {
53         int ret;
54
55         ret = gpio_request(H3_TPS_GPIO_MMC_PWR_EN, "MMC power");
56         if (ret < 0)
57                 return;
58         gpio_direction_output(H3_TPS_GPIO_MMC_PWR_EN, 0);
59
60         mmc_data[0] = &mmc1_data;
61         omap1_init_mmc(mmc_data, OMAP16XX_NR_MMC);
62 }
63
64 #else
65
66 void __init h3_mmc_init(void)
67 {
68 }
69
70 #endif