[PATCH] edosk7760 physmap-flash support

Luca Santini
2008-09-11T10:21:34Z

diff --git a/arch/sh/boards/board-edosk7760.c
b/arch/sh/boards/board-edosk7760.c
index 7cc5e11..14a09d4 100644
--- a/arch/sh/boards/board-edosk7760.c
+++ b/arch/sh/boards/board-edosk7760.c
@@ -24,6 +24,7 @@
#include <linux/smc91x.h>
#include <linux/interrupt.h>
#include <linux/i2c.h>
+#include <linux/mtd/physmap.h>
#include <asm/machvec.h>
#include <asm/io.h>
#include <asm/addrspace.h>
@@ -40,6 +41,53 @@

#define ETHERNET_IRQ 5

+/* NOR flash */
+static struct mtd_partition edosk7760_nor_flash_partitions[] = {
+ {
+ .name = "bootloader",
+ .offset = 0,
+ .size = (1 * 1024 * 1024), /*1MB*/
+ .mask_flags = MTD_WRITEABLE, /* Read-only */
+ }, {
+ .name = "kernel",
+ .offset = MTDPART_OFS_APPEND,
+ .size = (2 * 1024 * 1024), /*2MB*/
+ }, {
+ .name = "fs",
+ .offset = MTDPART_OFS_APPEND,
+ .size = (26 * 1024 * 1024),
+ }, {
+ .name = "other",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL,
+ },
+};
+
+
+static struct physmap_flash_data edosk7760_nor_flash_data = {
+ .width = 4,
+ .parts = edosk7760_nor_flash_partitions,
+ .nr_parts = ARRAY_SIZE(edosk7760_nor_flash_partitions),
+};
+
+static struct resource edosk7760_nor_flash_resources[] = {
+ [0] = {
+ .name = "NOR Flash",
+ .start = 0x00000000,
+ .end = (32 * 1024 * 1024) -1, /* 32MB*/
+ .flags = IORESOURCE_MEM,
+ }
+};
+
+static struct platform_device edosk7760_nor_flash_device = {
+ .name = "physmap-flash",
+ .resource = edosk7760_nor_flash_resources,
+ .num_resources = ARRAY_SIZE(edosk7760_nor_flash_resources),
+ .dev = {
+ .platform_data = &edosk7760_nor_flash_data,
+ },
+};
+
/* i2c initialization functions */
static struct sh7760_i2c_platdata i2c_pd = {
.speed_khz = 400,
@@ -121,9 +169,10 @@ static struct platform_device smc91x_dev = {

/* platform init code */
static struct platform_device *edosk7760_devices[] __initdata = {
+ &smc91x_dev,
+ &edosk7760_nor_flash_device,
&sh7760_i2c0_dev,
&sh7760_i2c1_dev,
- &smc91x_dev,
};

static int __init init_edosk7760_devices(void)