ARM: sunxi: Add clock and uart to sunxi headers

This patch aims to add header files for the suniv.
The header files included add support for uart, and clocks.

Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Signed-off-by: Jesse Taube <Mr.Bossman075@gmail.com>
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
diff --git a/arch/arm/include/asm/arch-sunxi/gpio.h b/arch/arm/include/asm/arch-sunxi/gpio.h
index 106605a..7f7eb05 100644
--- a/arch/arm/include/asm/arch-sunxi/gpio.h
+++ b/arch/arm/include/asm/arch-sunxi/gpio.h
@@ -165,6 +165,7 @@
 #define SUNXI_GPD_LVDS0		3
 #define SUNXI_GPD_PWM		2
 
+#define SUNIV_GPE_UART0		5
 #define SUN8I_GPE_TWI2		3
 #define SUN50I_GPE_TWI2		3