[ARM] pxa: convert to clkdev and match clocks by struct device where possible

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 75f0319..6fe71af 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -457,6 +457,7 @@
 	select ARCH_MTD_XIP
 	select GENERIC_GPIO
 	select HAVE_CLK
+	select COMMON_CLKDEV
 	select ARCH_REQUIRE_GPIOLIB
 	select GENERIC_TIME
 	select GENERIC_CLOCKEVENTS