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: NLokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: NNishanth Menon <nm@ti.com>

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 @@ int board_late_init(void)
 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)
 {

include/configs/dra7xx_evm.h

@@ -15,6 +15,10 @@
 #define CONFIG_DRA7XX
 #define CONFIG_BOARD_EARLY_INIT_F
 
+#ifdef CONFIG_SPL_BUILD
+#define CONFIG_IODELAY_RECALIBRATION
+#endif
+
 #ifndef CONFIG_QSPI_BOOT
 /* MMC ENV related defines */
 #define CONFIG_ENV_IS_IN_MMC