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/rtc/rtc-pl030.c b/drivers/rtc/rtc-pl030.c
index bbdb2f0..baff724 100644
--- a/drivers/rtc/rtc-pl030.c
+++ b/drivers/rtc/rtc-pl030.c
@@ -103,7 +103,7 @@
 	.set_alarm	= pl030_set_alarm,
 };
 
-static int pl030_probe(struct amba_device *dev, struct amba_id *id)
+static int pl030_probe(struct amba_device *dev, const struct amba_id *id)
 {
 	struct pl030_rtc *rtc;
 	int ret;