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authorGabor Juhos <juhosg@openwrt.org>2007-10-23 12:31:13 +0000
committerGabor Juhos <juhosg@openwrt.org>2007-10-23 12:31:13 +0000
commit71f9b205e495e01a36f17bf87a9118b414ab65c8 (patch)
treee2e4e84934baa470c2a14f7019b32e4eb8f0f109
parentce9584fad9ca297268dbd3cad7e915b949219ff0 (diff)
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fix flash driver, it should work on RB150 as well
SVN-Revision: 9418
-rw-r--r--target/linux/adm5120/files/arch/mips/adm5120/boards/mikrotik.c3
-rw-r--r--target/linux/adm5120/files/drivers/mtd/maps/adm5120-flash.c18
-rw-r--r--target/linux/adm5120/files/include/asm-mips/mach-adm5120/adm5120_platform.h1
3 files changed, 16 insertions, 6 deletions
diff --git a/target/linux/adm5120/files/arch/mips/adm5120/boards/mikrotik.c b/target/linux/adm5120/files/arch/mips/adm5120/boards/mikrotik.c
index 1ed420e0c7..855ec3afb1 100644
--- a/target/linux/adm5120/files/arch/mips/adm5120/boards/mikrotik.c
+++ b/target/linux/adm5120/files/arch/mips/adm5120/boards/mikrotik.c
@@ -140,6 +140,7 @@ static unsigned char rb133c_vlans[6] __initdata = {
static unsigned char rb15x_vlans[6] __initdata = {
/* FIXME: untested */
0x41, 0x42, 0x44, 0x48, 0x50, 0x00
+};
static unsigned char rb192_vlans[6] __initdata = {
/* FIXME: untested */
@@ -261,6 +262,8 @@ static void __init rb150_setup(void)
adm5120_nand_data.ctrl.cmd_ctrl = rb150_nand_cmd_ctrl;
adm5120_nand_data.ctrl.dev_ready = rb150_nand_ready;
+ adm5120_flash0_data.window_size = 512*1024;
+
rb1xx_flash_setup();
rb1xx_mac_setup();
}
diff --git a/target/linux/adm5120/files/drivers/mtd/maps/adm5120-flash.c b/target/linux/adm5120/files/drivers/mtd/maps/adm5120-flash.c
index e07fb96d26..20f67d625f 100644
--- a/target/linux/adm5120/files/drivers/mtd/maps/adm5120-flash.c
+++ b/target/linux/adm5120/files/drivers/mtd/maps/adm5120-flash.c
@@ -244,7 +244,7 @@ static int adm5120_flash_initinfo(struct adm5120_flash_info *info,
struct map_info *map = &info->amap.map;
struct adm5120_flash_platform_data *pdata = dev->dev.platform_data;
struct flash_desc *fdesc;
- u32 t;
+ u32 t = 0;
map->name = dev->dev.bus_id;
@@ -255,12 +255,18 @@ static int adm5120_flash_initinfo(struct adm5120_flash_info *info,
fdesc = &flash_descs[dev->id];
- /* get memory window size */
- t = SW_READ_REG(MEMCTRL) >> fdesc->srs_shift;
- t &= MEMCTRL_SRS_MASK;
- info->amap.window_size = flash_sizes[t];
+ if (pdata)
+ info->amap.window_size = pdata->window_size;
+
+ if (info->amap.window_size == 0) {
+ /* get memory window size */
+ t = SW_READ_REG(MEMCTRL) >> fdesc->srs_shift;
+ t &= MEMCTRL_SRS_MASK;
+ info->amap.window_size = flash_sizes[t];
+ }
+
if (info->amap.window_size == 0) {
- MAP_ERR(map, "invalid flash size detected\n");
+ MAP_ERR(map, "unable to determine window size\n");
goto err_out;
}
diff --git a/target/linux/adm5120/files/include/asm-mips/mach-adm5120/adm5120_platform.h b/target/linux/adm5120/files/include/asm-mips/mach-adm5120/adm5120_platform.h
index b20c483b84..f47b10b785 100644
--- a/target/linux/adm5120/files/include/asm-mips/mach-adm5120/adm5120_platform.h
+++ b/target/linux/adm5120/files/include/asm-mips/mach-adm5120/adm5120_platform.h
@@ -39,6 +39,7 @@
struct adm5120_flash_platform_data {
void (*set_vpp)(struct map_info *, int);
void (*switch_bank)(unsigned);
+ u32 window_size;
#ifdef CONFIG_MTD_PARTITIONS
unsigned int nr_parts;
struct mtd_partition *parts;