rockchip: rk3328: Fix bootph prop for vop node

The vop node should not be included in TPL/SPL control FDT, it should
only be included at U-Boot proper pre-reloc phase.

Change to use bootph-some-ram prop to fix this.

Fixes: 6794063d5065 ("ARM: dts: rk3328: Enable VOP for bootph-all")
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
diff --git a/arch/arm/dts/rk3328-u-boot.dtsi b/arch/arm/dts/rk3328-u-boot.dtsi
index 7c5067c..d3608bd 100644
--- a/arch/arm/dts/rk3328-u-boot.dtsi
+++ b/arch/arm/dts/rk3328-u-boot.dtsi
@@ -131,7 +131,7 @@
 };
 
 &vop {
-	bootph-all;
+	bootph-some-ram;
 };
 
 #ifdef CONFIG_ROCKCHIP_SPI_IMAGE