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sh: Add support mtd mapping for highlander 

Signed-off-by: Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Nobuhiro Iwamatsu 2009-06-16 07:42:20 +00:00 committed by Paul Mundt
parent 8c6b44d00a
commit 15ba400ebb
2 changed files with 52 additions and 0 deletions
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49
arch/sh/boards/mach-highlander/setup.c
View File

@ -17,6 +17,7 @@
#include <linux/platform_device.h>
#include <linux/ata_platform.h>
#include <linux/types.h>
#include <linux/mtd/physmap.h>
#include <linux/i2c.h>
#include <linux/irq.h>
#include <net/ax88796.h>
@ -178,6 +179,53 @@ static struct platform_device ax88796_device = {
.resource = ax88796_resources,
};
static struct mtd_partition nor_flash_partitions[] = {
{
.name = "loader",
.offset = 0x00000000,
.size = 512 * 1024,
},
{
.name = "bootenv",
.offset = MTDPART_OFS_APPEND,
.size = 512 * 1024,
},
{
.name = "kernel",
.offset = MTDPART_OFS_APPEND,
.size = 4 * 1024 * 1024,
},
{
.name = "data",
.offset = MTDPART_OFS_APPEND,
.size = MTDPART_SIZ_FULL,
},
};
static struct physmap_flash_data nor_flash_data = {
.width = 4,
.parts = nor_flash_partitions,
.nr_parts = ARRAY_SIZE(nor_flash_partitions),
};
/* This config is flash board for mass production. */
static struct resource nor_flash_resources[] = {
[0] = {
.start = PA_NORFLASH_ADDR,
.end = PA_NORFLASH_ADDR + PA_NORFLASH_SIZE - 1,
.flags = IORESOURCE_MEM,
}
};
static struct platform_device nor_flash_device = {
.name = "physmap-flash",
.dev = {
.platform_data = &nor_flash_data,
},
.num_resources = ARRAY_SIZE(nor_flash_resources),
.resource = nor_flash_resources,
};
static struct resource smbus_resources[] = {
[0] = {
.start = PA_SMCR,
@ -209,6 +257,7 @@ static struct platform_device *r7780rp_devices[] __initdata = {
&m66592_usb_peripheral_device,
&heartbeat_device,
&smbus_device,
&nor_flash_device,
#ifndef CONFIG_SH_R7780RP
&ax88796_device,
#endif

3
arch/sh/include/mach-common/mach/highlander.h
View File

@ -2,6 +2,9 @@
#define __ASM_SH_RENESAS_R7780RP_H
/* Box specific addresses. */
#define PA_NORFLASH_ADDR 0x00000000
#define PA_NORFLASH_SIZE 0x04000000
#if defined(CONFIG_SH_R7780MP)
#define PA_BCR 0xa4000000 /* FPGA */
#define PA_SDPOW (-1)