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64 lines
1.4 KiB
64 lines
1.4 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* linux/arch/arm/mach-omap1/board-sx1-mmc.c |
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* |
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* Copyright (C) 2007 Instituto Nokia de Tecnologia - INdT |
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* Author: Carlos Eduardo Aguiar <[email protected]> |
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* |
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* This code is based on linux/arch/arm/mach-omap1/board-h2-mmc.c, which is: |
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* Copyright (C) 2007 Instituto Nokia de Tecnologia - INdT |
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*/ |
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#include <linux/gpio.h> |
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#include <linux/platform_device.h> |
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#include <mach/hardware.h> |
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#include "board-sx1.h" |
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#include "mmc.h" |
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#if IS_ENABLED(CONFIG_MMC_OMAP) |
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static int mmc_set_power(struct device *dev, int slot, int power_on, |
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int vdd) |
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{ |
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int err; |
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u8 dat = 0; |
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err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat); |
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if (err < 0) |
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return err; |
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if (power_on) |
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dat |= SOFIA_MMC_POWER; |
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else |
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dat &= ~SOFIA_MMC_POWER; |
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return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat); |
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} |
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/* Cover switch is at OMAP_MPUIO(3) */ |
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static struct omap_mmc_platform_data mmc1_data = { |
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.nr_slots = 1, |
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.slots[0] = { |
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.set_power = mmc_set_power, |
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.ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, |
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.name = "mmcblk", |
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}, |
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}; |
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static struct omap_mmc_platform_data *mmc_data[OMAP15XX_NR_MMC]; |
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void __init sx1_mmc_init(void) |
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{ |
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mmc_data[0] = &mmc1_data; |
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omap1_init_mmc(mmc_data, OMAP15XX_NR_MMC); |
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} |
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#else |
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void __init sx1_mmc_init(void) |
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{ |
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} |
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#endif
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