ARM: amba: make probe() functions take const id tables

Make Primecell driver probe functions take a const pointer to their
ID tables.  Drivers should never modify their ID tables in their
probe handler.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/drivers/watchdog/sp805_wdt.c b/drivers/watchdog/sp805_wdt.c
index 9127eda..0a0efe7 100644
--- a/drivers/watchdog/sp805_wdt.c
+++ b/drivers/watchdog/sp805_wdt.c
@@ -278,7 +278,7 @@
 };
 
 static int __devinit
-sp805_wdt_probe(struct amba_device *adev, struct amba_id *id)
+sp805_wdt_probe(struct amba_device *adev, const struct amba_id *id)
 {
 	int ret = 0;