clk: pxa clocks build system fix

Fix the building of pxa clock drivers so that the files are actually
compiled if and only if COMMON_CLK was selected by the architecture.

This prevents conflicts with mach-pxa clock legacy implementation.

Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Mike Turquette <mturquette@linaro.org>

2 files changed, 6 insertions, 1 deletions

diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig
index 85131ae0b288..1d4d3fc182dd 100644
--- a/drivers/clk/Kconfig
+++ b/drivers/clk/Kconfig
@@ -120,6 +120,11 @@ config COMMON_CLK_PALMAS
           This driver supports TI Palmas devices 32KHz output KG and KG_AUDIO
           using common clock framework.
 
+config COMMON_CLK_PXA
+        def_bool COMMON_CLK && ARCH_PXA
+        ---help---
+          Sypport for the Marvell PXA SoC.
+
 source "drivers/clk/qcom/Kconfig"
 
 endmenu
diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile
index 8f3c04a91511..5eaf1b547f19 100644
--- a/drivers/clk/Makefile
+++ b/drivers/clk/Makefile
@@ -51,7 +51,7 @@ obj-$(CONFIG_ARCH_MMP)			+= mmp/
 endif
 obj-$(CONFIG_PLAT_ORION)                += mvebu/
 obj-$(CONFIG_ARCH_MXS)                  += mxs/
-obj-$(CONFIG_ARCH_PXA)                  += pxa/
+obj-$(CONFIG_COMMON_CLK_PXA)            += pxa/
 obj-$(CONFIG_COMMON_CLK_QCOM)           += qcom/
 obj-$(CONFIG_ARCH_ROCKCHIP)             += rockchip/
 obj-$(CONFIG_COMMON_CLK_SAMSUNG)        += samsung/