rockchip: rk3328: Update default u-boot, spl-boot-order prop

Change to use a common FIT load order, same-as-spl > SD-card > eMMC on
RK3328 boards. Only EVB and Radxa ROCK Pi E is affected by this change.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Dragan Simic <dsimic@manjaro.org>
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 a9f2536..a12be78 100644
--- a/arch/arm/dts/rk3328-u-boot.dtsi
+++ b/arch/arm/dts/rk3328-u-boot.dtsi
@@ -13,7 +13,7 @@
 	};
 
 	chosen {
-		u-boot,spl-boot-order = &emmc, &sdmmc;
+		u-boot,spl-boot-order = "same-as-spl", &sdmmc, &emmc;
 	};
 
 	dmc: dmc {