ARMV7: Fix udelay for OMAP4

The OMAP4 x-load code sets gptimer1 clock source to 32Khz.  This isn't
acceptable for udelay.  This patch changes from gptimer1 to gptimer2,
which uses sys_clk at 38.4 Mhz.

Signed-off-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
diff --git a/include/configs/omap4_panda.h b/include/configs/omap4_panda.h
index 0c5ef7b..0fb1ad3 100644
--- a/include/configs/omap4_panda.h
+++ b/include/configs/omap4_panda.h
@@ -196,7 +196,7 @@
 #define CONFIG_SYS_LOAD_ADDR		0x80000000
 
 /* Use General purpose timer 1 */
-#define CONFIG_SYS_TIMERBASE		GPT1_BASE
+#define CONFIG_SYS_TIMERBASE		GPT2_BASE
 #define CONFIG_SYS_PTV			2	/* Divisor: 2^(PTV+1) => 8 */
 #define CONFIG_SYS_HZ			1000