we need param phram to be writable to create multiple device under built-in case. As cmdline could only set one device, and more devices must be created by writing "<name>,<start>,<length>" to /sys/module/phram/parameters/phram Signed-off-by: Xiaoming Ni <nixiaoming@xxxxxxxxxx> Signed-off-by: Huaijie Yi <yihuaijie@xxxxxxxxxx> --- drivers/mtd/devices/phram.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mtd/devices/phram.c b/drivers/mtd/devices/phram.c index a5833dd..e3469ec 100644 --- a/drivers/mtd/devices/phram.c +++ b/drivers/mtd/devices/phram.c @@ -312,7 +312,7 @@ static int phram_param_call(const char *val, const struct kernel_param *kp) #endif } -module_param_call(phram, phram_param_call, NULL, NULL, 000); +module_param_call(phram, phram_param_call, NULL, NULL, 0200); MODULE_PARM_DESC(phram, "Memory region to map. \"phram=<name>,<start>,<length>\""); -- 1.8.5.6 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/