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sh: edosk7760 physmap-flash support. 

Signed-off-by: Luca Santini <luca.santini@spesonline.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Luca Santini 2008-09-12 18:07:16 +09:00 committed by Paul Mundt
parent 2641dc92b3
commit 4018ffcfdf
1 changed files with 49 additions and 1 deletions
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50
arch/sh/boards/board-edosk7760.c
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@ -24,6 +24,7 @@
#include <linux/smc91x.h> #include <linux/smc91x.h>
#include <linux/interrupt.h> #include <linux/interrupt.h>
#include <linux/i2c.h> #include <linux/i2c.h>
#include <linux/mtd/physmap.h>
#include <asm/machvec.h> #include <asm/machvec.h>
#include <asm/io.h> #include <asm/io.h>
#include <asm/addrspace.h> #include <asm/addrspace.h>
@ -40,6 +41,52 @@
#define ETHERNET_IRQ 5 #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 */ /* i2c initialization functions */
static struct sh7760_i2c_platdata i2c_pd = { static struct sh7760_i2c_platdata i2c_pd = {
.speed_khz = 400, .speed_khz = 400,
@ -121,9 +168,10 @@ static struct platform_device smc91x_dev = {
/* platform init code */ /* platform init code */
static struct platform_device *edosk7760_devices[] __initdata = { static struct platform_device *edosk7760_devices[] __initdata = {
&smc91x_dev,
&edosk7760_nor_flash_device,
&sh7760_i2c0_dev, &sh7760_i2c0_dev,
&sh7760_i2c1_dev, &sh7760_i2c1_dev,
&smc91x_dev,
}; };
static int __init init_edosk7760_devices(void) static int __init init_edosk7760_devices(void)