ARM: clps711x: cdb89712: Special driver for handling memory is removed

This patch provide migration to using "physmap-flash" and "mtd-ram"
drivers instead of using special driver for handling memory.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Olof Johansson <olof@lixom.net>

1 files changed, 84 insertions, 0 deletions

diff --git a/arch/arm/mach-clps711x/cdb89712.c b/arch/arm/mach-clps711x/cdb89712.c
index 235e6256775f..24f573b5715d 100644
--- a/arch/arm/mach-clps711x/cdb89712.c
+++ b/arch/arm/mach-clps711x/cdb89712.c
@@ -26,6 +26,10 @@
 #include <linux/interrupt.h>
 #include <linux/platform_device.h>
 
+#include <linux/mtd/physmap.h>
+#include <linux/mtd/plat-ram.h>
+#include <linux/mtd/partitions.h>
+
 #include <mach/hardware.h>
 #include <asm/pgtable.h>
 #include <asm/page.h>
@@ -44,8 +48,88 @@ static struct resource cdb89712_cs8900_resource[] __initdata = {
         DEFINE_RES_IRQ(CDB89712_CS8900_IRQ),
 };
 
+static struct mtd_partition cdb89712_flash_partitions[] __initdata = {
+        {
+                .name   = "Flash",
+                .offset = 0,
+                .size   = MTDPART_SIZ_FULL,
+        },
+};
+
+static struct physmap_flash_data cdb89712_flash_pdata __initdata = {
+        .width          = 4,
+        .probe_type     = "map_rom",
+        .parts          = cdb89712_flash_partitions,
+        .nr_parts       = ARRAY_SIZE(cdb89712_flash_partitions),
+};
+
+static struct resource cdb89712_flash_resources[] __initdata = {
+        DEFINE_RES_MEM(CS0_PHYS_BASE, SZ_8M),
+};
+
+static struct platform_device cdb89712_flash_pdev __initdata = {
+        .name           = "physmap-flash",
+        .id             = 0,
+        .resource       = cdb89712_flash_resources,
+        .num_resources  = ARRAY_SIZE(cdb89712_flash_resources),
+        .dev    = {
+                .platform_data  = &cdb89712_flash_pdata,
+        },
+};
+
+static struct mtd_partition cdb89712_bootrom_partitions[] __initdata = {
+        {
+                .name   = "BootROM",
+                .offset = 0,
+                .size   = MTDPART_SIZ_FULL,
+        },
+};
+
+static struct physmap_flash_data cdb89712_bootrom_pdata __initdata = {
+        .width          = 4,
+        .probe_type     = "map_rom",
+        .parts          = cdb89712_bootrom_partitions,
+        .nr_parts       = ARRAY_SIZE(cdb89712_bootrom_partitions),
+};
+
+static struct resource cdb89712_bootrom_resources[] __initdata = {
+        DEFINE_RES_NAMED(CS7_PHYS_BASE, SZ_128, "BOOTROM", IORESOURCE_MEM |
+                         IORESOURCE_CACHEABLE | IORESOURCE_READONLY),
+};
+
+static struct platform_device cdb89712_bootrom_pdev __initdata = {
+        .name           = "physmap-flash",
+        .id             = 1,
+        .resource       = cdb89712_bootrom_resources,
+        .num_resources  = ARRAY_SIZE(cdb89712_bootrom_resources),
+        .dev    = {
+                .platform_data  = &cdb89712_bootrom_pdata,
+        },
+};
+
+static struct platdata_mtd_ram cdb89712_sram_pdata __initdata = {
+        .bankwidth      = 4,
+};
+
+static struct resource cdb89712_sram_resources[] __initdata = {
+        DEFINE_RES_MEM(CLPS711X_SRAM_BASE, CLPS711X_SRAM_SIZE),
+};
+
+static struct platform_device cdb89712_sram_pdev __initdata = {
+        .name           = "mtd-ram",
+        .id             = 0,
+        .resource       = cdb89712_sram_resources,
+        .num_resources  = ARRAY_SIZE(cdb89712_sram_resources),
+        .dev    = {
+                .platform_data  = &cdb89712_sram_pdata,
+        },
+};
+
 static void __init cdb89712_init(void)
 {
+        platform_device_register(&cdb89712_flash_pdev);
+        platform_device_register(&cdb89712_bootrom_pdev);
+        platform_device_register(&cdb89712_sram_pdev);
         platform_device_register_simple("cs89x0", 0, cdb89712_cs8900_resource,
                                         ARRAY_SIZE(cdb89712_cs8900_resource));
 }