[Blackfin] arch: Add physmap partition for BF527-EZkit

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>

diff --git a/arch/blackfin/mach-bf527/boards/ezkit.c b/arch/blackfin/mach-bf527/boards/ezkit.c
index 90dd086..75acd4d 100644 (file)
--- a/arch/blackfin/mach-bf527/boards/ezkit.c
+++ b/arch/blackfin/mach-bf527/boards/ezkit.c
@@ -32,6 +32,7 @@
 #include <linux/platform_device.h>
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/flash.h>
 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
@@ -172,6 +173,46 @@ static struct platform_device bf52x_t350mcqb_device = {
 };
 #endif
 
+#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
+static struct mtd_partition ezkit_partitions[] = {
+       {
+               .name       = "Bootloader",
+               .size       = 0x40000,
+               .offset     = 0,
+       }, {
+               .name       = "Kernel",
+               .size       = 0x1C0000,
+               .offset     = MTDPART_OFS_APPEND,
+       }, {
+               .name       = "RootFS",
+               .size       = MTDPART_SIZ_FULL,
+               .offset     = MTDPART_OFS_APPEND,
+       }
+};
+
+static struct physmap_flash_data ezkit_flash_data = {
+       .width      = 2,
+       .parts      = ezkit_partitions,
+       .nr_parts   = ARRAY_SIZE(ezkit_partitions),
+};
+
+static struct resource ezkit_flash_resource = {
+       .start = 0x20000000,
+       .end   = 0x203fffff,
+       .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device ezkit_flash_device = {
+       .name          = "physmap-flash",
+       .id            = 0,
+       .dev = {
+               .platform_data = &ezkit_flash_data,
+       },
+       .num_resources = 1,
+       .resource      = &ezkit_flash_resource,
+};
+#endif
+
 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
 static struct mtd_partition partition_info[] = {
        {
@@ -947,6 +988,10 @@ static struct platform_device *stamp_devices[] __initdata = {
        &bfin_device_gpiokeys,
 #endif
 
+#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
+       &ezkit_flash_device,
+#endif
+
        &bfin_gpios_device,
 };