Kever Yang <[email protected]> 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 <[email protected]> > --- > > arch/arm/dts/rk3368-px5-evb-u-boot.dtsi | 29 +++++++++++++++++++++++++ > 1 file changed, 29 insertions(+) > > Tested-by: Andy Yan <[email protected]> > 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; > +}; > -- > 2.20.1 > > _______________________________________________ > U-Boot mailing list > [email protected] > https://lists.denx.de/listinfo/u-boot > _______________________________________________ U-Boot mailing list [email protected] https://lists.denx.de/listinfo/u-boot
