[ARM] pxa/tosa: add physmap mapping for ROM
Add mapping for system ROM using physmap-flash mapping.
Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com>
Signed-off-by: Eric Miao <eric.miao@marvell.com>
diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c
index c46b640..3332e5d 100644
--- a/arch/arm/mach-pxa/tosa.c
+++ b/arch/arm/mach-pxa/tosa.c
@@ -25,6 +25,7 @@
#include <linux/mfd/tmio.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
#include <linux/pm.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
@@ -831,6 +832,36 @@
},
};
+static struct mtd_partition sharpsl_rom_parts[] = {
+ {
+ .name ="Boot PROM Filesystem",
+ .offset = 0x00160000,
+ .size = MTDPART_SIZ_FULL,
+ },
+};
+
+static struct physmap_flash_data sharpsl_rom_data = {
+ .width = 2,
+ .nr_parts = ARRAY_SIZE(sharpsl_rom_parts),
+ .parts = sharpsl_rom_parts,
+};
+
+static struct resource sharpsl_rom_resources[] = {
+ {
+ .start = 0x00000000,
+ .end = 0x007fffff,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device sharpsl_rom_device = {
+ .name = "physmap-flash",
+ .id = -1,
+ .resource = sharpsl_rom_resources,
+ .num_resources = ARRAY_SIZE(sharpsl_rom_resources),
+ .dev.platform_data = &sharpsl_rom_data,
+};
+
static struct platform_device *devices[] __initdata = {
&tosascoop_device,
&tosascoop_jc_device,
@@ -840,6 +871,7 @@
&tosa_gpio_keys_device,
&tosaled_device,
&tosa_bt_device,
+ &sharpsl_rom_device,
};
static void tosa_poweroff(void)