2 * linux/arch/arm/mach-omap1/board-sx1-mmc.c
4 * Copyright (C) 2007 Instituto Nokia de Tecnologia - INdT
5 * Author: Carlos Eduardo Aguiar <carlos.aguiar@indt.org.br>
7 * This code is based on linux/arch/arm/mach-omap1/board-h2-mmc.c, which is:
8 * Copyright (C) 2007 Instituto Nokia de Tecnologia - INdT
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.
15 #include <asm/arch/hardware.h>
16 #include <asm/arch/mmc.h>
17 #include <asm/arch/gpio.h>
19 #ifdef CONFIG_MMC_OMAP
20 static int slot_cover_open;
21 static struct device *mmc_device;
23 static int sx1_mmc_set_power(struct device *dev, int slot, int power_on,
29 #ifdef CONFIG_MMC_DEBUG
30 dev_dbg(dev, "Set slot %d power: %s (vdd %d)\n", slot + 1,
31 power_on ? "on" : "off", vdd);
35 dev_err(dev, "No such slot %d\n", slot + 1);
39 err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
44 dat |= SOFIA_MMC_POWER;
46 dat &= ~SOFIA_MMC_POWER;
48 return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
51 static int sx1_mmc_set_bus_mode(struct device *dev, int slot, int bus_mode)
53 #ifdef CONFIG_MMC_DEBUG
54 dev_dbg(dev, "Set slot %d bus_mode %s\n", slot + 1,
55 bus_mode == MMC_BUSMODE_OPENDRAIN ? "open-drain" : "push-pull");
58 dev_err(dev, "No such slot %d\n", slot + 1);
65 static int sx1_mmc_get_cover_state(struct device *dev, int slot)
69 return slot_cover_open;
72 void sx1_mmc_slot_cover_handler(void *arg, int state)
74 if (mmc_device == NULL)
77 slot_cover_open = state;
78 omap_mmc_notify_cover_event(mmc_device, 0, state);
81 static int sx1_mmc_late_init(struct device *dev)
90 static void sx1_mmc_cleanup(struct device *dev)
94 static struct omap_mmc_platform_data sx1_mmc_data = {
97 .init = sx1_mmc_late_init,
98 .cleanup = sx1_mmc_cleanup,
100 .set_power = sx1_mmc_set_power,
101 .set_bus_mode = sx1_mmc_set_bus_mode,
103 .get_cover_state = sx1_mmc_get_cover_state,
104 .ocr_mask = MMC_VDD_28_29 | MMC_VDD_30_31 |
105 MMC_VDD_32_33 | MMC_VDD_33_34,
110 void __init sx1_mmc_init(void)
112 omap_set_mmc_info(1, &sx1_mmc_data);
117 void __init sx1_mmc_init(void)
121 void sx1_mmc_slot_cover_handler(void *arg, int state)