// 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/platform_device.h>
#include "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
Messung V0.5 in Prozent C=96 H=100 G=97
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(vorverarbeitet am 2026-09-28)
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