mirror of
https://github.com/torvalds/linux.git
synced 2024-12-21 10:31:54 +00:00
138ab9f832
Make omap1 use new MMC multislot structures. The related MMC patches will be sent separately. Signed-off-by: Felipe Balbi <felipe.lima@indt.org.br> Signed-off-by: Anderson Briglia <anderson.briglia@indt.org.br> Signed-off-by: Carlos Eduardo Aguiar <carlos.aguiar@indt.org.br> Signed-off-by: David Cohen <david.cohen@indt.org.br> Signed-off-by: Eduardo Valentin <eduardo.valentin@indt.org.br> Signed-off-by: Tony Lindgren <tony@atomide.com>
115 lines
2.5 KiB
C
115 lines
2.5 KiB
C
/*
|
|
* linux/arch/arm/mach-omap1/board-h3-mmc.c
|
|
*
|
|
* Copyright (C) 2007 Instituto Nokia de Tecnologia - INdT
|
|
* Author: Felipe Balbi <felipe.lima@indt.org.br>
|
|
*
|
|
* This code is based on linux/arch/arm/mach-omap2/board-n800-mmc.c, which is:
|
|
* Copyright (C) 2006 Nokia Corporation
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*/
|
|
|
|
#include <asm/arch/mmc.h>
|
|
#include <asm/arch/gpio.h>
|
|
|
|
#ifdef CONFIG_MMC_OMAP
|
|
static int slot_cover_open;
|
|
static struct device *mmc_device;
|
|
|
|
static int h3_mmc_set_power(struct device *dev, int slot, int power_on,
|
|
int vdd)
|
|
{
|
|
#ifdef CONFIG_MMC_DEBUG
|
|
dev_dbg(dev, "Set slot %d power: %s (vdd %d)\n", slot + 1,
|
|
power_on ? "on" : "off", vdd);
|
|
#endif
|
|
if (slot != 0) {
|
|
dev_err(dev, "No such slot %d\n", slot + 1);
|
|
return -ENODEV;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int h3_mmc_set_bus_mode(struct device *dev, int slot, int bus_mode)
|
|
{
|
|
int ret = 0;
|
|
|
|
#ifdef CONFIG_MMC_DEBUG
|
|
dev_dbg(dev, "Set slot %d bus_mode %s\n", slot + 1,
|
|
bus_mode == MMC_BUSMODE_OPENDRAIN ? "open-drain" : "push-pull");
|
|
#endif
|
|
if (slot != 0) {
|
|
dev_err(dev, "No such slot %d\n", slot + 1);
|
|
return -ENODEV;
|
|
}
|
|
|
|
/* Treated on upper level */
|
|
|
|
return bus_mode;
|
|
}
|
|
|
|
static int h3_mmc_get_cover_state(struct device *dev, int slot)
|
|
{
|
|
BUG_ON(slot != 0);
|
|
|
|
return slot_cover_open;
|
|
}
|
|
|
|
void h3_mmc_slot_cover_handler(void *arg, int state)
|
|
{
|
|
if (mmc_device == NULL)
|
|
return;
|
|
|
|
slot_cover_open = state;
|
|
omap_mmc_notify_cover_event(mmc_device, 0, state);
|
|
}
|
|
|
|
static int h3_mmc_late_init(struct device *dev)
|
|
{
|
|
int ret = 0;
|
|
|
|
mmc_device = dev;
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void h3_mmc_cleanup(struct device *dev)
|
|
{
|
|
}
|
|
|
|
static struct omap_mmc_platform_data h3_mmc_data = {
|
|
.nr_slots = 1,
|
|
.switch_slot = NULL,
|
|
.init = h3_mmc_late_init,
|
|
.cleanup = h3_mmc_cleanup,
|
|
.slots[0] = {
|
|
.set_power = h3_mmc_set_power,
|
|
.set_bus_mode = h3_mmc_set_bus_mode,
|
|
.get_ro = NULL,
|
|
.get_cover_state = h3_mmc_get_cover_state,
|
|
.ocr_mask = MMC_VDD_28_29 | MMC_VDD_30_31 |
|
|
MMC_VDD_32_33 | MMC_VDD_33_34,
|
|
.name = "mmcblk",
|
|
},
|
|
};
|
|
|
|
void __init h3_mmc_init(void)
|
|
{
|
|
omap_set_mmc_info(1, &h3_mmc_data);
|
|
}
|
|
|
|
#else
|
|
|
|
void __init h3_mmc_init(void)
|
|
{
|
|
}
|
|
|
|
void h3_mmc_slot_cover_handler(void *arg, int state)
|
|
{
|
|
}
|
|
#endif
|