MIPS: ralink: add pci group to struct ralink_pinmux

This will be used for RT3662/RT3883.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Acked-by: John Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/5173/
diff --git a/arch/mips/ralink/common.h b/arch/mips/ralink/common.h
index f4b19c6..bebd149 100644
--- a/arch/mips/ralink/common.h
+++ b/arch/mips/ralink/common.h
@@ -23,6 +23,9 @@
 	struct ralink_pinmux_grp *uart;
 	int uart_shift;
 	void (*wdt_reset)(void);
+	struct ralink_pinmux_grp *pci;
+	int pci_shift;
+	u32 pci_mask;
 };
 extern struct ralink_pinmux rt_gpio_pinmux;