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authorKever Yang <kever.yang@rock-chips.com>2019-03-29 22:48:25 +0800
committerKever Yang <kever.yang@rock-chips.com>2019-05-08 17:34:12 +0800
commit4d9dd40d68e4d1fbe170ade90e36753ff259ffca (patch)
tree06a07daf3c824522b9041a313a551bc7c7603008 /arch/arm/dts
parent579a1684663c6c7d440aead9b16525ae72fca8c8 (diff)
rockchip: px5 update dts for spl/tpl
TPL need dmc to init ddr sdram, and emmc, boot-order. Signed-off-by: Kever Yang <kever.yang@rock-chips.com> Tested-by: Andy Yan <andy.yan@rock-chips.com>
Diffstat (limited to 'arch/arm/dts')
-rw-r--r--arch/arm/dts/rk3368-px5-evb-u-boot.dtsi29
1 files changed, 29 insertions, 0 deletions
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 not correct
+ * 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;
+};