[ARM] omap: watchdog: convert clocks to match by devid and conid

This eliminates the need for separate OMAP24xx and OMAP34xx clock
requesting code sections.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-omap2/clock24xx.c b/arch/arm/mach-omap2/clock24xx.c
index 36093ea..6a6278e 100644
--- a/arch/arm/mach-omap2/clock24xx.c
+++ b/arch/arm/mach-omap2/clock24xx.c
@@ -163,8 +163,8 @@
 	CLK(NULL,	"uart3_fck",	&uart3_fck,	CK_243X | CK_242X),
 	CLK(NULL,	"gpios_ick",	&gpios_ick,	CK_243X | CK_242X),
 	CLK(NULL,	"gpios_fck",	&gpios_fck,	CK_243X | CK_242X),
-	CLK(NULL,	"mpu_wdt_ick",	&mpu_wdt_ick,	CK_243X | CK_242X),
-	CLK(NULL,	"mpu_wdt_fck",	&mpu_wdt_fck,	CK_243X | CK_242X),
+	CLK("omap_wdt",	"ick",		&mpu_wdt_ick,	CK_243X | CK_242X),
+	CLK("omap_wdt",	"fck",		&mpu_wdt_fck,	CK_243X | CK_242X),
 	CLK(NULL,	"sync_32k_ick",	&sync_32k_ick,	CK_243X | CK_242X),
 	CLK(NULL,	"wdt1_ick",	&wdt1_ick,	CK_243X | CK_242X),
 	CLK(NULL,	"omapctrl_ick",	&omapctrl_ick,	CK_243X | CK_242X),