Kever Yang kever.yang@rock-chips.com 于2019年3月29日周五 下午10:52写道：
TPL need dmc to init ddr sdram, and emmc, boot-order.
Signed-off-by: Kever Yang kever.yang@rock-chips.com
arch/arm/dts/rk3368-px5-evb-u-boot.dtsi | 29 +++++++++++++++++++++++++ 1 file changed, 29 insertions(+)
Tested-by: Andy Yan andy.yan@rock-chips.com
diff --git a/arch/arm/dts/rk3368-px5-evb-u-boot.dtsi b/arch/arm/dts/rk3368-px5-evb-u-boot.dtsi index 7495781454..18b841864c 100644 --- a/arch/arm/dts/rk3368-px5-evb-u-boot.dtsi +++ b/arch/arm/dts/rk3368-px5-evb-u-boot.dtsi @@ -2,6 +2,27 @@ /*
- (C) Copyright 2017 Theobroma Systems Design und Consulting GmbH
*/ +/ {
chosen {u-boot,spl-boot-order = &emmc;};+};
+&dmc {
u-boot,dm-pre-reloc;/** PX5-evb(2GB) need to use CBRD mode, or else the dram is notcorrect
* See doc/device-tree-bindings/clock/rockchip,rk3368-dmc.txt for* details on the 'rockchip,memory-schedule' property and how it* affects the physical-address to device-address mapping.*/rockchip,memory-schedule = <DMC_MSCH_CBRD>;rockchip,ddr-frequency = <800000000>;rockchip,ddr-speed-bin = <DDR3_1600K>;status = "okay";+};
&pinctrl { u-boot,dm-pre-reloc; @@ -20,6 +41,10 @@ u-boot,dm-pre-reloc; };
+&sgrf {
u-boot,dm-pre-reloc;+};
&cru { u-boot,dm-pre-reloc; }; @@ -31,3 +56,7 @@ &uart4 { u-boot,dm-pre-reloc; };
+&emmc {
u-boot,dm-pre-reloc;+};
2.20.1
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