ARM: DRA7x/AM57xx: Get rid of CONFIG_AM57XX

CONFIG_AM57XX is just an unnecessary macro that is redundant given So,
remove the same instead of spreading through out the u-boot source
code and getting in the way to maintain common code for DRA7x family.

Acked-by: Andrew F. Davis <afd@ti.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/arch/arm/mach-omap2/omap5/hw_data.c b/arch/arm/mach-omap2/omap5/hw_data.c
index fc99135..02f086b 100644
--- a/arch/arm/mach-omap2/omap5/hw_data.c
+++ b/arch/arm/mach-omap2/omap5/hw_data.c
@@ -456,7 +456,7 @@
 void enable_basic_uboot_clocks(void)
 {
 	u32 const clk_domains_essential[] = {
-#if defined(CONFIG_DRA7XX) || defined(CONFIG_AM57XX)
+#if defined(CONFIG_DRA7XX)
 		(*prcm)->cm_ipu_clkstctrl,
 #endif
 		0
@@ -472,7 +472,7 @@
 		(*prcm)->cm_l4per_i2c2_clkctrl,
 		(*prcm)->cm_l4per_i2c3_clkctrl,
 		(*prcm)->cm_l4per_i2c4_clkctrl,
-#if defined(CONFIG_DRA7XX) || defined(CONFIG_AM57XX)
+#if defined(CONFIG_DRA7XX)
 		(*prcm)->cm_ipu_i2c5_clkctrl,
 #else
 		(*prcm)->cm_l4per_i2c5_clkctrl,