Blackfin arch: use physmap in board resources rather than legacy config method
Signed-off-by: Mike Frysinger <vapier.adi@gmail.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
diff --git a/arch/blackfin/configs/CM-BF548_defconfig b/arch/blackfin/configs/CM-BF548_defconfig
index a0d32a1..2e91e49 100644
--- a/arch/blackfin/configs/CM-BF548_defconfig
+++ b/arch/blackfin/configs/CM-BF548_defconfig
@@ -543,7 +543,7 @@
CONFIG_MTD_COMPLEX_MAPPINGS=y
CONFIG_MTD_PHYSMAP=y
CONFIG_MTD_PHYSMAP_START=0x20000000
-CONFIG_MTD_PHYSMAP_LEN=0x800000
+CONFIG_MTD_PHYSMAP_LEN=0
CONFIG_MTD_PHYSMAP_BANKWIDTH=2
# CONFIG_MTD_UCLINUX is not set
# CONFIG_MTD_PLATRAM is not set
diff --git a/arch/blackfin/mach-bf548/boards/cm_bf548.c b/arch/blackfin/mach-bf548/boards/cm_bf548.c
index 3c1d9db..5857f3d 100644
--- a/arch/blackfin/mach-bf548/boards/cm_bf548.c
+++ b/arch/blackfin/mach-bf548/boards/cm_bf548.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>
#include <linux/irq.h>
@@ -378,6 +379,46 @@
};
#endif
+#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
+static struct mtd_partition para_partitions[] = {
+ {
+ .name = "bootloader(nor)",
+ .size = 0x40000,
+ .offset = 0,
+ }, {
+ .name = "linux kernel(nor)",
+ .size = 0x400000,
+ .offset = MTDPART_OFS_APPEND,
+ }, {
+ .name = "file system(nor)",
+ .size = MTDPART_SIZ_FULL,
+ .offset = MTDPART_OFS_APPEND,
+ }
+};
+
+static struct physmap_flash_data para_flash_data = {
+ .width = 2,
+ .parts = para_partitions,
+ .nr_parts = ARRAY_SIZE(para_partitions),
+};
+
+static struct resource para_flash_resource = {
+ .start = 0x20000000,
+ .end = 0x207fffff,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device para_flash_device = {
+ .name = "physmap-flash",
+ .id = 0,
+ .dev = {
+ .platform_data = ¶_flash_data,
+ },
+ .num_resources = 1,
+ .resource = ¶_flash_resource,
+};
+#endif
+
#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
/* all SPI peripherals info goes here */
#if defined(CONFIG_MTD_M25P80) \
@@ -688,6 +729,10 @@
#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
&bfin_device_gpiokeys,
#endif
+
+#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
+ ¶_flash_device,
+#endif
};
static int __init cm_bf548_init(void)