[PATCH 6/6] ARM: MX3: add NOR flash support via physmap mtd driver
Daniel Mack
daniel at caiaq.de
Thu Nov 19 06:02:11 EST 2009
Signed-off-by: Daniel Mack <daniel at caiaq.de>
---
arch/arm/mach-mx3/mx31lite.c | 30 ++++++++++++++++++++++++++++++
1 files changed, 30 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-mx3/mx31lite.c b/arch/arm/mach-mx3/mx31lite.c
index 4651e23..def6b67 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);
--
1.6.5.2
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