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authorDaniel Mack <daniel@caiaq.de>2009-11-19 12:02:11 +0100
committerSascha Hauer <s.hauer@pengutronix.de>2009-11-19 17:11:02 +0100
commit6d3e6601ba0ff6ca804d3c103164624618cab4a9 (patch)
treefab38a8782be6b46d8ae48619a0c225a28fb8b9d
parent81057f328618181f87b25571dd9f623c86fe960e (diff)
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ARM: MX3: add NOR flash support via physmap mtd driver
Signed-off-by: Daniel Mack <daniel@caiaq.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
-rw-r--r--arch/arm/mach-mx3/mx31lite.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/arm/mach-mx3/mx31lite.c b/arch/arm/mach-mx3/mx31lite.c
index 4651e2376a71..def6b6736594 100644
--- a/arch/arm/mach-mx3/mx31lite.c
+++ b/arch/arm/mach-mx3/mx31lite.c
@@ -30,6 +30,7 @@
#include <linux/spi/spi.h>
#include <linux/usb/otg.h>
#include <linux/usb/ulpi.h>
+#include <linux/mtd/physmap.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
@@ -181,6 +182,32 @@ static struct mxc_usbh_platform_data usbh2_pdata = {
};
/*
+ * NOR flash
+ */
+
+static struct physmap_flash_data nor_flash_data = {
+ .width = 2,
+};
+
+static struct resource nor_flash_resource = {
+ .start = 0xa0000000,
+ .end = 0xa1ffffff,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device physmap_flash_device = {
+ .name = "physmap-flash",
+ .id = 0,
+ .dev = {
+ .platform_data = &nor_flash_data,
+ },
+ .resource = &nor_flash_resource,
+ .num_resources = 1,
+};
+
+
+
+/*
* This structure defines the MX31 memory map.
*/
static struct map_desc mx31lite_io_desc[] __initdata = {
@@ -227,7 +254,10 @@ static void __init mxc_board_init(void)
mxc_iomux_setup_multiple_pins(mx31lite_pins, ARRAY_SIZE(mx31lite_pins),
"mx31lite");
+ /* NOR and NAND flash */
+ platform_device_register(&physmap_flash_device);
mxc_register_device(&mxc_nand_device, &mx31lite_nand_board_info);
+
mxc_register_device(&mxc_spi_device1, &spi1_pdata);
spi_register_board_info(&mc13783_spi_dev, 1);