ARM: imx: rename IMX6SL_CLK_CLK_END to IMX6SL_CLK_END

The macro name IMX6SL_CLK_CLK_END is a little insane.  Rename it to
IMX6SL_CLK_END.
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

arch/arm/mach-imx/clk-imx6sl.c

@@ -63,7 +63,7 @@ static struct clk_div_table video_div_table[] = {
 	{ }
 };
 
-static struct clk *clks[IMX6SL_CLK_CLK_END];
+static struct clk *clks[IMX6SL_CLK_END];
 static struct clk_onecell_data clk_data;
 
 static void __init imx6sl_clocks_init(struct device_node *ccm_node)

include/dt-bindings/clock/imx6sl-clock.h

@@ -143,6 +143,6 @@
 #define IMX6SL_CLK_USDHC2		130
 #define IMX6SL_CLK_USDHC3		131
 #define IMX6SL_CLK_USDHC4		132
-#define IMX6SL_CLK_CLK_END		133
+#define IMX6SL_CLK_END			133
 
 #endif /* __DT_BINDINGS_CLOCK_IMX6SL_H */