ARM: DRA7-evm: Enable IO delay recalibration sequence

Enabling IO delay recalibration sequence for DRA7 EVM.
UART and I2C are configured before IO delay recalibration sequence
as these are used earlier and safe to use.

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
diff --git a/board/ti/dra7xx/evm.c b/board/ti/dra7xx/evm.c
index 1b05150..06adaac 100644
--- a/board/ti/dra7xx/evm.c
+++ b/board/ti/dra7xx/evm.c
@@ -17,6 +17,7 @@
 #include <usb.h>
 #include <linux/usb/gadget.h>
 #include <asm/arch/gpio.h>
+#include <asm/arch/dra7xx_iodelay.h>
 #include <asm/arch/sys_proto.h>
 #include <asm/arch/mmc_host_def.h>
 #include <asm/arch/sata.h>
@@ -110,11 +111,18 @@
 void set_muxconf_regs_essential(void)
 {
 	do_set_mux32((*ctrl)->control_padconf_core_base,
-		     core_padconf_array_essential,
-		     sizeof(core_padconf_array_essential) /
-		     sizeof(struct pad_conf_entry));
+		     early_padconf, ARRAY_SIZE(early_padconf));
 }
 
+#ifdef CONFIG_IODELAY_RECALIBRATION
+void recalibrate_iodelay(void)
+{
+	__recalibrate_iodelay(core_padconf_array_essential,
+			      ARRAY_SIZE(core_padconf_array_essential),
+			      iodelay_cfg_array, ARRAY_SIZE(iodelay_cfg_array));
+}
+#endif
+
 #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_GENERIC_MMC)
 int board_mmc_init(bd_t *bis)
 {