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