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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>
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2 changed files with 52 additions and 0 deletions
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@ -17,6 +17,7 @@
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#include <linux/platform_device.h>
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#include <linux/ata_platform.h>
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#include <linux/types.h>
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#include <linux/mtd/physmap.h>
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#include <linux/i2c.h>
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#include <linux/irq.h>
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#include <net/ax88796.h>
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@ -178,6 +179,53 @@ static struct platform_device ax88796_device = {
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.resource = ax88796_resources,
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};
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static struct mtd_partition nor_flash_partitions[] = {
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{
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.name = "loader",
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.offset = 0x00000000,
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.size = 512 * 1024,
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},
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{
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.name = "bootenv",
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.offset = MTDPART_OFS_APPEND,
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.size = 512 * 1024,
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},
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{
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.name = "kernel",
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.offset = MTDPART_OFS_APPEND,
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.size = 4 * 1024 * 1024,
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},
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{
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.name = "data",
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.offset = MTDPART_OFS_APPEND,
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.size = MTDPART_SIZ_FULL,
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},
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};
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static struct physmap_flash_data nor_flash_data = {
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.width = 4,
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.parts = nor_flash_partitions,
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.nr_parts = ARRAY_SIZE(nor_flash_partitions),
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};
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/* This config is flash board for mass production. */
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static struct resource nor_flash_resources[] = {
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[0] = {
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.start = PA_NORFLASH_ADDR,
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.end = PA_NORFLASH_ADDR + PA_NORFLASH_SIZE - 1,
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.flags = IORESOURCE_MEM,
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}
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};
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static struct platform_device nor_flash_device = {
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.name = "physmap-flash",
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.dev = {
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.platform_data = &nor_flash_data,
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},
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.num_resources = ARRAY_SIZE(nor_flash_resources),
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.resource = nor_flash_resources,
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};
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static struct resource smbus_resources[] = {
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[0] = {
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.start = PA_SMCR,
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@ -209,6 +257,7 @@ static struct platform_device *r7780rp_devices[] __initdata = {
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&m66592_usb_peripheral_device,
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&heartbeat_device,
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&smbus_device,
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&nor_flash_device,
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#ifndef CONFIG_SH_R7780RP
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&ax88796_device,
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#endif
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@ -2,6 +2,9 @@
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#define __ASM_SH_RENESAS_R7780RP_H
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/* Box specific addresses. */
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#define PA_NORFLASH_ADDR 0x00000000
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#define PA_NORFLASH_SIZE 0x04000000
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#if defined(CONFIG_SH_R7780MP)
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#define PA_BCR 0xa4000000 /* FPGA */
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#define PA_SDPOW (-1)
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