ARM: uniphier: move XIRQ pin-mux settings of LD11/LD20

This is the last code in the mach-uniphier/pinctrl/ directory.
Push the remaining code out to delete the directory entirely.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
diff --git a/arch/arm/mach-uniphier/Makefile b/arch/arm/mach-uniphier/Makefile
index df6888f..548cfe7 100644
--- a/arch/arm/mach-uniphier/Makefile
+++ b/arch/arm/mach-uniphier/Makefile
@@ -15,7 +15,7 @@
 obj-$(CONFIG_BOARD_LATE_INIT) += board_late_init.o
 obj-y += reset.o
 
-obj-y += pinctrl/ clk/
+obj-y += clk/
 
 endif