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Diffstat (limited to 'arch/arm/mach-imx/devices/platform-mxc_nand.c')
-rw-r--r--arch/arm/mach-imx/devices/platform-mxc_nand.c85
1 files changed, 85 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/devices/platform-mxc_nand.c b/arch/arm/mach-imx/devices/platform-mxc_nand.c
new file mode 100644
index 00000000000..7af1c53e42b
--- /dev/null
+++ b/arch/arm/mach-imx/devices/platform-mxc_nand.c
@@ -0,0 +1,85 @@
+/*
+ * Copyright (C) 2009-2010 Pengutronix
+ * Uwe Kleine-Koenig <u.kleine-koenig@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 <asm/sizes.h>
+
+#include "../hardware.h"
+#include "devices-common.h"
+
+#define imx_mxc_nand_data_entry_single(soc, _devid, _size) \
+ { \
+ .devid = _devid, \
+ .iobase = soc ## _NFC_BASE_ADDR, \
+ .iosize = _size, \
+ .irq = soc ## _INT_NFC \
+ }
+
+#define imx_mxc_nandv3_data_entry_single(soc, _devid, _size) \
+ { \
+ .devid = _devid, \
+ .id = -1, \
+ .iobase = soc ## _NFC_BASE_ADDR, \
+ .iosize = _size, \
+ .axibase = soc ## _NFC_AXI_BASE_ADDR, \
+ .irq = soc ## _INT_NFC \
+ }
+
+#ifdef CONFIG_SOC_IMX21
+const struct imx_mxc_nand_data imx21_mxc_nand_data __initconst =
+ imx_mxc_nand_data_entry_single(MX21, "imx21-nand", SZ_4K);
+#endif /* ifdef CONFIG_SOC_IMX21 */
+
+#ifdef CONFIG_SOC_IMX25
+const struct imx_mxc_nand_data imx25_mxc_nand_data __initconst =
+ imx_mxc_nand_data_entry_single(MX25, "imx25-nand", SZ_8K);
+#endif /* ifdef CONFIG_SOC_IMX25 */
+
+#ifdef CONFIG_SOC_IMX27
+const struct imx_mxc_nand_data imx27_mxc_nand_data __initconst =
+ imx_mxc_nand_data_entry_single(MX27, "imx27-nand", SZ_4K);
+#endif /* ifdef CONFIG_SOC_IMX27 */
+
+#ifdef CONFIG_SOC_IMX31
+const struct imx_mxc_nand_data imx31_mxc_nand_data __initconst =
+ imx_mxc_nand_data_entry_single(MX31, "imx27-nand", SZ_4K);
+#endif
+
+#ifdef CONFIG_SOC_IMX35
+const struct imx_mxc_nand_data imx35_mxc_nand_data __initconst =
+ imx_mxc_nand_data_entry_single(MX35, "imx25-nand", SZ_8K);
+#endif
+
+#ifdef CONFIG_SOC_IMX51
+const struct imx_mxc_nand_data imx51_mxc_nand_data __initconst =
+ imx_mxc_nandv3_data_entry_single(MX51, "imx51-nand", SZ_16K);
+#endif
+
+struct platform_device *__init imx_add_mxc_nand(
+ const struct imx_mxc_nand_data *data,
+ const struct mxc_nand_platform_data *pdata)
+{
+ /* AXI has to come first, that's how the mxc_nand driver expect it */
+ struct resource res[] = {
+ {
+ .start = data->iobase,
+ .end = data->iobase + data->iosize - 1,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = data->irq,
+ .end = data->irq,
+ .flags = IORESOURCE_IRQ,
+ }, {
+ .start = data->axibase,
+ .end = data->axibase + SZ_16K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ };
+ return imx_add_platform_device(data->devid, data->id,
+ res, ARRAY_SIZE(res) - !data->axibase,
+ pdata, sizeof(*pdata));
+}