ls1046ardb: Add support power initialization

Add the chip power supply voltage initialization on LS1046ARDB.
Add function power_init_board(), and it will initialize the
PMIC and call the chip power initialization function.

Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>

arch/arm/Kconfig

@@ -844,6 +844,7 @@ config TARGET_LS1046ARDB
 	select ARMV8_MULTIENTRY
 	select SUPPORT_SPL
 	select DM_SPI_FLASH if DM_SPI
+	select POWER_MC34VR500
 	help
 	  Support for Freescale LS1046ARDB platform.
 	  The LS1046A Reference Design Board (RDB) is a high-performance

board/freescale/ls1046ardb/ls1046ardb.c

@@ -19,6 +19,7 @@
 #include <fm_eth.h>
 #include <fsl_csu.h>
 #include <fsl_esdhc.h>
+#include <power/mc34vr500_pmic.h>
 #include "cpld.h"
 
 DECLARE_GLOBAL_DATA_PTR;
@@ -87,6 +88,39 @@ int board_init(void)
 	return 0;
 }
 
+int board_setup_core_volt(u32 vdd)
+{
+	bool en_0v9;
+
+	en_0v9 = (vdd == 900) ? true : false;
+	cpld_select_core_volt(en_0v9);
+
+	return 0;
+}
+
+int get_serdes_volt(void)
+{
+	return mc34vr500_get_sw_volt(SW4);
+}
+
+int set_serdes_volt(int svdd)
+{
+	return mc34vr500_set_sw_volt(SW4, svdd);
+}
+
+int power_init_board(void)
+{
+	int ret;
+
+	ret = power_mc34vr500_init(0);
+	if (ret)
+		return ret;
+
+	setup_chip_volt();
+
+	return 0;
+}
+
 void config_board_mux(void)
 {
 #ifdef CONFIG_HAS_FSL_XHCI_USB

include/configs/ls1046ardb.h

@@ -164,6 +164,12 @@
 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS	5
 #define I2C_RETIMER_ADDR			0x18
 
+/* PMIC */
+#define CONFIG_POWER
+#ifdef CONFIG_POWER
+#define CONFIG_POWER_I2C
+#endif
+
 /*
  * Environment
  */