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 <linux/platform_device.h>
17 #include <mach/hardware.h>
19 #include <mach/gpio.h>
21 #ifdef CONFIG_MMC_OMAP
22 static int slot_cover_open;
23 static struct device *mmc_device;
25 static int sx1_mmc_set_power(struct device *dev, int slot, int power_on,
31 #ifdef CONFIG_MMC_DEBUG
32 dev_dbg(dev, "Set slot %d power: %s (vdd %d)\n", slot + 1,
33 power_on ? "on" : "off", vdd);
37 dev_err(dev, "No such slot %d\n", slot + 1);
41 err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
46 dat |= SOFIA_MMC_POWER;
48 dat &= ~SOFIA_MMC_POWER;
50 return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
53 static int sx1_mmc_set_bus_mode(struct device *dev, int slot, int bus_mode)
55 #ifdef CONFIG_MMC_DEBUG
56 dev_dbg(dev, "Set slot %d bus_mode %s\n", slot + 1,
57 bus_mode == MMC_BUSMODE_OPENDRAIN ? "open-drain" : "push-pull");
60 dev_err(dev, "No such slot %d\n", slot + 1);
67 static int sx1_mmc_get_cover_state(struct device *dev, int slot)
71 return slot_cover_open;
74 void sx1_mmc_slot_cover_handler(void *arg, int state)
76 if (mmc_device == NULL)
79 slot_cover_open = state;
80 omap_mmc_notify_cover_event(mmc_device, 0, state);
83 static int sx1_mmc_late_init(struct device *dev)
92 static void sx1_mmc_cleanup(struct device *dev)
96 static struct omap_mmc_platform_data sx1_mmc_data = {
99 .init = sx1_mmc_late_init,
100 .cleanup = sx1_mmc_cleanup,
104 .set_power = sx1_mmc_set_power,
105 .set_bus_mode = sx1_mmc_set_bus_mode,
107 .get_cover_state = sx1_mmc_get_cover_state,
108 .ocr_mask = MMC_VDD_28_29 | MMC_VDD_30_31 |
109 MMC_VDD_32_33 | MMC_VDD_33_34,
114 void __init sx1_mmc_init(void)
116 omap1_init_mmc(&sx1_mmc_data);
121 void __init sx1_mmc_init(void)
125 void sx1_mmc_slot_cover_handler(void *arg, int state)