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138ab9f8 FB |
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 | */ | |
2f8163ba | 14 | #include <linux/gpio.h> |
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15 | #include <linux/platform_device.h> |
16 | ||
17 | #include <linux/i2c/tps65010.h> | |
18 | ||
e99b32e2 | 19 | #include "common.h" |
228fe42e | 20 | #include "board-h3.h" |
68f39e74 | 21 | #include "mmc.h" |
228fe42e | 22 | |
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23 | #if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) |
24 | ||
25 | static int mmc_set_power(struct device *dev, int slot, int power_on, | |
26 | int vdd) | |
27 | { | |
bac5b29f | 28 | gpio_set_value(H3_TPS_GPIO_MMC_PWR_EN, power_on); |
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29 | return 0; |
30 | } | |
31 | ||
32 | /* | |
33 | * H3 could use the following functions tested: | |
34 | * - mmc_get_cover_state that uses OMAP_MPUIO(1) | |
35 | * - mmc_get_wp that maybe uses OMAP_MPUIO(3) | |
36 | */ | |
37 | static struct omap_mmc_platform_data mmc1_data = { | |
38 | .nr_slots = 1, | |
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39 | .slots[0] = { |
40 | .set_power = mmc_set_power, | |
2a12400e | 41 | .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, |
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42 | .name = "mmcblk", |
43 | }, | |
44 | }; | |
45 | ||
46 | static struct omap_mmc_platform_data *mmc_data[OMAP16XX_NR_MMC]; | |
47 | ||
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48 | void __init h3_mmc_init(void) |
49 | { | |
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50 | int ret; |
51 | ||
52 | ret = gpio_request(H3_TPS_GPIO_MMC_PWR_EN, "MMC power"); | |
53 | if (ret < 0) | |
54 | return; | |
55 | gpio_direction_output(H3_TPS_GPIO_MMC_PWR_EN, 0); | |
56 | ||
57 | mmc_data[0] = &mmc1_data; | |
58 | omap1_init_mmc(mmc_data, OMAP16XX_NR_MMC); | |
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59 | } |
60 | ||
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61 | #else |
62 | ||
63 | void __init h3_mmc_init(void) | |
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64 | { |
65 | } | |
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66 | |
67 | #endif |