ARM i.MX25: implement clocks using common clock framework

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index 7561eca..0b832b1 100644
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -48,6 +48,7 @@
 config SOC_IMX25
 	bool
 	select ARCH_MX25
+	select COMMON_CLK
 	select CPU_ARM926T
 	select ARCH_MXC_IOMUX_V3
 	select MXC_AVIC