From 1e27dbe7746f3bcbcf1f9a37f31df4b886e36ce3 Mon Sep 17 00:00:00 2001 From: Ben Dooks Date: Sat, 23 Jun 2007 17:16:31 -0700 Subject: SM501: Check SM501 ID register on initialisation When binding the driver, check the ID register for a valid identity, in case the SM501 is not functioning correctly. Signed-off-by: Ben Dooks Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- include/linux/sm501-regs.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'include/linux/sm501-regs.h') diff --git a/include/linux/sm501-regs.h b/include/linux/sm501-regs.h index 8b4ecf02f9dc..014e73b31fc0 100644 --- a/include/linux/sm501-regs.h +++ b/include/linux/sm501-regs.h @@ -109,6 +109,9 @@ #define SM501_DEVICEID (0x000060) /* 0x050100A0 */ +#define SM501_DEVICEID_SM501 (0x05010000) +#define SM501_DEVICEID_IDMASK (0xffff0000) + #define SM501_PLLCLOCK_COUNT (0x000064) #define SM501_MISC_TIMING (0x000068) #define SM501_CURRENT_SDRAM_CLOCK (0x00006C) -- cgit v1.2.3