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[adm5120] fix flash driver, it should work on RB150 as well

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@9418 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg
2007-10-23 12:31:13 +00:00
parent 72551879bd
commit f9d0822cd1
3 changed files with 16 additions and 6 deletions
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18
target/linux/adm5120/files/drivers/mtd/maps/adm5120-flash.c
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@@ -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) {
MAP_ERR(map, "invalid flash size detected\n");
/* 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, "unable to determine window size\n");
goto err_out;
}