clk: sunxi: Implement A10 EMAC clocks

Implement EMAC clocks via ccu_clk_gate for Allwinner A10 SoC.

Which would eventually used in sunxi_emac.c driver.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
diff --git a/drivers/clk/sunxi/clk_a10s.c b/drivers/clk/sunxi/clk_a10s.c
index c6fcede..33d41d4 100644
--- a/drivers/clk/sunxi/clk_a10s.c
+++ b/drivers/clk/sunxi/clk_a10s.c
@@ -19,6 +19,7 @@
 	[CLK_AHB_MMC0]		= GATE(0x060, BIT(8)),
 	[CLK_AHB_MMC1]		= GATE(0x060, BIT(9)),
 	[CLK_AHB_MMC2]		= GATE(0x060, BIT(10)),
+	[CLK_AHB_EMAC]		= GATE(0x060, BIT(17)),
 	[CLK_AHB_SPI0]		= GATE(0x060, BIT(20)),
 	[CLK_AHB_SPI1]		= GATE(0x060, BIT(21)),
 	[CLK_AHB_SPI2]		= GATE(0x060, BIT(22)),