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-rw-r--r--arch/arm/mach-omap1/board-h3-mmc.c68
1 files changed, 68 insertions, 0 deletions
diff --git a/arch/arm/mach-omap1/board-h3-mmc.c b/arch/arm/mach-omap1/board-h3-mmc.c
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+++ b/arch/arm/mach-omap1/board-h3-mmc.c
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+/*
+ * 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 <linux/gpio.h>
+#include <linux/platform_device.h>
+
+#include <linux/i2c/tps65010.h>
+
+#include <plat/mmc.h>
+
+#include "board-h3.h"
+
+#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)
+
+static int mmc_set_power(struct device *dev, int slot, int power_on,
+ int vdd)
+{
+ gpio_set_value(H3_TPS_GPIO_MMC_PWR_EN, power_on);
+ return 0;
+}
+
+/*
+ * H3 could use the following functions tested:
+ * - mmc_get_cover_state that uses OMAP_MPUIO(1)
+ * - mmc_get_wp that maybe uses OMAP_MPUIO(3)
+ */
+static struct omap_mmc_platform_data mmc1_data = {
+ .nr_slots = 1,
+ .dma_mask = 0xffffffff,
+ .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[OMAP16XX_NR_MMC];
+
+void __init h3_mmc_init(void)
+{
+ int ret;
+
+ ret = gpio_request(H3_TPS_GPIO_MMC_PWR_EN, "MMC power");
+ if (ret < 0)
+ return;
+ gpio_direction_output(H3_TPS_GPIO_MMC_PWR_EN, 0);
+
+ mmc_data[0] = &mmc1_data;
+ omap1_init_mmc(mmc_data, OMAP16XX_NR_MMC);
+}
+
+#else
+
+void __init h3_mmc_init(void)
+{
+}
+
+#endif