common: board_f: vid: Add VID specific API to adjust core voltage

Adds a VID specific API in init_sequence_f and spl code flow
namely init_func_vid which is required to adjust core voltage.

VID specific code is required in spl, hence moving flag CONFIG_VID
out of spl flags.

Signed-off-by: Ashish Kumar <Ashish.Kumar@nxp.com>
Signed-off-by: Rajesh Bhagat <rajesh.bhagat@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/spl.c b/arch/arm/cpu/armv8/fsl-layerscape/spl.c
index 1c694e7..4093d15 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/spl.c
+++ b/arch/arm/cpu/armv8/fsl-layerscape/spl.c
@@ -85,6 +85,9 @@
 #ifdef CONFIG_SPL_I2C_SUPPORT
 	i2c_init_all();
 #endif
+#ifdef CONFIG_VID
+	init_func_vid();
+#endif
 	dram_init();
 #ifdef CONFIG_SPL_FSL_LS_PPA
 #ifndef CONFIG_SYS_MEM_RESERVE_SECURE
diff --git a/board/freescale/common/Makefile b/board/freescale/common/Makefile
index e13cb20..939e9c6 100644
--- a/board/freescale/common/Makefile
+++ b/board/freescale/common/Makefile
@@ -23,8 +23,8 @@
 obj-$(CONFIG_FSL_PIXIS)	+= pixis.o
 ifndef CONFIG_SPL_BUILD
 obj-$(CONFIG_FSL_NGPIXIS)	+= ngpixis.o
-obj-$(CONFIG_VID)		+= vid.o
 endif
+obj-$(CONFIG_VID)		+= vid.o
 obj-$(CONFIG_FSL_QIXIS)	+= qixis.o
 obj-$(CONFIG_PQ_MDS_PIB)	+= pq-mds-pib.o
 ifndef CONFIG_SPL_BUILD
diff --git a/common/board_f.c b/common/board_f.c
index 0bdce64..7f594d9 100644
--- a/common/board_f.c
+++ b/common/board_f.c
@@ -200,6 +200,13 @@
 }
 #endif
 
+#if defined(CONFIG_VID)
+__weak int init_func_vid(void)
+{
+	return 0;
+}
+#endif
+
 #if defined(CONFIG_HARD_SPI)
 static int init_func_spi(void)
 {
@@ -801,6 +808,9 @@
 #if defined(CONFIG_SYS_I2C)
 	init_func_i2c,
 #endif
+#if defined(CONFIG_VID) && !defined(CONFIG_SPL)
+	init_func_vid,
+#endif
 #if defined(CONFIG_HARD_SPI)
 	init_func_spi,
 #endif
diff --git a/include/common.h b/include/common.h
index 4362000..0fe9439 100644
--- a/include/common.h
+++ b/include/common.h
@@ -364,6 +364,9 @@
 
 int	misc_init_f   (void);
 int	misc_init_r   (void);
+#if defined(CONFIG_VID)
+int	init_func_vid(void);
+#endif
 
 /* common/exports.c */
 void	jumptable_init(void);