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Diffstat (limited to 'arch/arm/mach-imx/devices/platform-sdhci-esdhc-imx.c')
-rw-r--r--arch/arm/mach-imx/devices/platform-sdhci-esdhc-imx.c100
1 files changed, 100 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/devices/platform-sdhci-esdhc-imx.c b/arch/arm/mach-imx/devices/platform-sdhci-esdhc-imx.c
new file mode 100644
index 00000000000..e66a4e31631
--- /dev/null
+++ b/arch/arm/mach-imx/devices/platform-sdhci-esdhc-imx.c
@@ -0,0 +1,100 @@
+/*
+ * Copyright (C) 2010 Pengutronix, Wolfram Sang <w.sang@pengutronix.de>
+ *
+ * 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/platform_data/mmc-esdhc-imx.h>
+
+#include "../hardware.h"
+#include "devices-common.h"
+
+#define imx_sdhci_esdhc_imx_data_entry_single(soc, _devid, _id, hwid) \
+ { \
+ .devid = _devid, \
+ .id = _id, \
+ .iobase = soc ## _ESDHC ## hwid ## _BASE_ADDR, \
+ .irq = soc ## _INT_ESDHC ## hwid, \
+ }
+
+#define imx_sdhci_esdhc_imx_data_entry(soc, devid, id, hwid) \
+ [id] = imx_sdhci_esdhc_imx_data_entry_single(soc, devid, id, hwid)
+
+#ifdef CONFIG_SOC_IMX25
+const struct imx_sdhci_esdhc_imx_data
+imx25_sdhci_esdhc_imx_data[] __initconst = {
+#define imx25_sdhci_esdhc_imx_data_entry(_id, _hwid) \
+ imx_sdhci_esdhc_imx_data_entry(MX25, "sdhci-esdhc-imx25", _id, _hwid)
+ imx25_sdhci_esdhc_imx_data_entry(0, 1),
+ imx25_sdhci_esdhc_imx_data_entry(1, 2),
+};
+#endif /* ifdef CONFIG_SOC_IMX25 */
+
+#ifdef CONFIG_SOC_IMX35
+const struct imx_sdhci_esdhc_imx_data
+imx35_sdhci_esdhc_imx_data[] __initconst = {
+#define imx35_sdhci_esdhc_imx_data_entry(_id, _hwid) \
+ imx_sdhci_esdhc_imx_data_entry(MX35, "sdhci-esdhc-imx35", _id, _hwid)
+ imx35_sdhci_esdhc_imx_data_entry(0, 1),
+ imx35_sdhci_esdhc_imx_data_entry(1, 2),
+ imx35_sdhci_esdhc_imx_data_entry(2, 3),
+};
+#endif /* ifdef CONFIG_SOC_IMX35 */
+
+#ifdef CONFIG_SOC_IMX51
+const struct imx_sdhci_esdhc_imx_data
+imx51_sdhci_esdhc_imx_data[] __initconst = {
+#define imx51_sdhci_esdhc_imx_data_entry(_id, _hwid) \
+ imx_sdhci_esdhc_imx_data_entry(MX51, "sdhci-esdhc-imx51", _id, _hwid)
+ imx51_sdhci_esdhc_imx_data_entry(0, 1),
+ imx51_sdhci_esdhc_imx_data_entry(1, 2),
+ imx51_sdhci_esdhc_imx_data_entry(2, 3),
+ imx51_sdhci_esdhc_imx_data_entry(3, 4),
+};
+#endif /* ifdef CONFIG_SOC_IMX51 */
+
+#ifdef CONFIG_SOC_IMX53
+const struct imx_sdhci_esdhc_imx_data
+imx53_sdhci_esdhc_imx_data[] __initconst = {
+#define imx53_sdhci_esdhc_imx_data_entry(_id, _hwid) \
+ imx_sdhci_esdhc_imx_data_entry(MX53, "sdhci-esdhc-imx53", _id, _hwid)
+ imx53_sdhci_esdhc_imx_data_entry(0, 1),
+ imx53_sdhci_esdhc_imx_data_entry(1, 2),
+ imx53_sdhci_esdhc_imx_data_entry(2, 3),
+ imx53_sdhci_esdhc_imx_data_entry(3, 4),
+};
+#endif /* ifdef CONFIG_SOC_IMX53 */
+
+static const struct esdhc_platform_data default_esdhc_pdata __initconst = {
+ .wp_type = ESDHC_WP_NONE,
+ .cd_type = ESDHC_CD_NONE,
+};
+
+struct platform_device *__init imx_add_sdhci_esdhc_imx(
+ const struct imx_sdhci_esdhc_imx_data *data,
+ const struct esdhc_platform_data *pdata)
+{
+ struct resource res[] = {
+ {
+ .start = data->iobase,
+ .end = data->iobase + SZ_16K - 1,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = data->irq,
+ .end = data->irq,
+ .flags = IORESOURCE_IRQ,
+ },
+ };
+
+ /*
+ * If machine does not provide pdata, use the default one
+ * which means no WP/CD support
+ */
+ if (!pdata)
+ pdata = &default_esdhc_pdata;
+
+ return imx_add_platform_device(data->devid, data->id, res,
+ ARRAY_SIZE(res), pdata, sizeof(*pdata));
+}