mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-16 23:45:31 +08:00
d2912cb15b
Based on 2 normalized pattern(s): 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 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 # extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 4122 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Enrico Weigelt <info@metux.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
65 lines
1.4 KiB
C
65 lines
1.4 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
|
|
/*
|
|
* linux/arch/arm/mach-omap1/board-sx1-mmc.c
|
|
*
|
|
* Copyright (C) 2007 Instituto Nokia de Tecnologia - INdT
|
|
* Author: Carlos Eduardo Aguiar <carlos.aguiar@indt.org.br>
|
|
*
|
|
* This code is based on linux/arch/arm/mach-omap1/board-h2-mmc.c, which is:
|
|
* Copyright (C) 2007 Instituto Nokia de Tecnologia - INdT
|
|
*/
|
|
|
|
#include <linux/gpio.h>
|
|
#include <linux/platform_device.h>
|
|
|
|
#include <mach/hardware.h>
|
|
#include "board-sx1.h"
|
|
|
|
#include "mmc.h"
|
|
|
|
#if IS_ENABLED(CONFIG_MMC_OMAP)
|
|
|
|
static int mmc_set_power(struct device *dev, int slot, int power_on,
|
|
int vdd)
|
|
{
|
|
int err;
|
|
u8 dat = 0;
|
|
|
|
err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
if (power_on)
|
|
dat |= SOFIA_MMC_POWER;
|
|
else
|
|
dat &= ~SOFIA_MMC_POWER;
|
|
|
|
return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
|
|
}
|
|
|
|
/* Cover switch is at OMAP_MPUIO(3) */
|
|
static struct omap_mmc_platform_data mmc1_data = {
|
|
.nr_slots = 1,
|
|
.slots[0] = {
|
|
.set_power = mmc_set_power,
|
|
.ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
|
|
.name = "mmcblk",
|
|
},
|
|
};
|
|
|
|
static struct omap_mmc_platform_data *mmc_data[OMAP15XX_NR_MMC];
|
|
|
|
void __init sx1_mmc_init(void)
|
|
{
|
|
mmc_data[0] = &mmc1_data;
|
|
omap1_init_mmc(mmc_data, OMAP15XX_NR_MMC);
|
|
}
|
|
|
|
#else
|
|
|
|
void __init sx1_mmc_init(void)
|
|
{
|
|
}
|
|
|
|
#endif
|