Hi Zhen, On 2020/9/3 20:27, Zhen Lei wrote: > From: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx> > > Add sd5203.dts for Hisilicon SD5203 SoC platform. > > Signed-off-by: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx> > Signed-off-by: Zhen Lei <thunder.leizhen@xxxxxxxxxx> > --- > arch/arm/boot/dts/Makefile | 2 + > arch/arm/boot/dts/sd5203.dts | 90 ++++++++++++++++++++++++++++++++++++ > 2 files changed, 92 insertions(+) > create mode 100644 arch/arm/boot/dts/sd5203.dts > > diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile > index 4572db3fa5ae..1d1262df5c55 100644 > --- a/arch/arm/boot/dts/Makefile > +++ b/arch/arm/boot/dts/Makefile > @@ -357,6 +357,8 @@ dtb-$(CONFIG_ARCH_MPS2) += \ > mps2-an399.dtb > dtb-$(CONFIG_ARCH_MOXART) += \ > moxart-uc7112lx.dtb > +dtb-$(CONFIG_ARCH_SD5203) += \ > + sd5203.dtb > dtb-$(CONFIG_SOC_IMX1) += \ > imx1-ads.dtb \ > imx1-apf9328.dtb > diff --git a/arch/arm/boot/dts/sd5203.dts b/arch/arm/boot/dts/sd5203.dts > new file mode 100644 > index 000000000000..99da46072f72 > --- /dev/null > +++ b/arch/arm/boot/dts/sd5203.dts > @@ -0,0 +1,90 @@ > +// SPDX-License-Identifier: GPL-2.0-only > +/* > + * Copyright (c) 2020 Hisilicon Limited. > + * > + * DTS file for Hisilicon SD5203 Board > + */ > + > +/dts-v1/; > + > +/ { > + model = "Hisilicon SD5203"; > + compatible = "hisilicon,sd5203"; Can you please add the binding document as well? > + interrupt-parent = <&vic>; > + #address-cells = <1>; > + #size-cells = <1>; > + > + chosen { > + bootargs="console=ttyS0,9600 earlycon=uart8250,mmio32,0x1600d000"; > + }; > + > + aliases { > + serial0 = &uart0; > + }; > + > + cpu { > + compatible = "arm,arm926ej-s"; > + device_type = "cpu"; > + }; > + > + memory@30000000 { > + device_type = "memory"; > + reg = <0x30000000 0x8000000>; > + }; > + > + soc { > + #address-cells = <1>; > + #size-cells = <1>; > + compatible = "simple-bus"; > + ranges; > + > + vic: interrupt-controller@10130000 { > + compatible = "hisilicon,sd5203-vic"; Ditto. Thanks! Best Regards, Wei > + reg = <0x10130000 0x1000>; > + interrupt-controller; > + #interrupt-cells = <1>; > + }; > + > + refclk125mhz: refclk125mhz { > + compatible = "fixed-clock"; > + #clock-cells = <0>; > + clock-frequency = <125000000>; > + }; > + > + timer0: timer@16002000 { > + compatible = "arm,sp804", "arm,primecell"; > + reg = <0x16002000 0x1000>; > + interrupts = <4>; > + clocks = <&refclk125mhz>; > + clock-names = "apb_pclk"; > + }; > + > + timer1: timer@16003000 { > + compatible = "arm,sp804", "arm,primecell"; > + reg = <0x16003000 0x1000>; > + interrupts = <5>; > + clocks = <&refclk125mhz>; > + clock-names = "apb_pclk"; > + }; > + > + uart0: serial@1600D000 { > + compatible = "snps,dw-apb-uart"; > + reg = <0x1600D000 0x1000>; > + bus_id = "uart0"; > + clocks = <&refclk125mhz>; > + clock-names = "apb_pclk"; > + reg-shift = <2>; > + interrupts = <17>; > + }; > + > + uart1: serial@1600C000 { > + compatible = "snps,dw-apb-uart"; > + reg = <0x1600C000 0x1000>; > + clocks = <&refclk125mhz>; > + clock-names = "apb_pclk"; > + reg-shift = <2>; > + interrupts = <16>; > + status = "disabled"; > + }; > + }; > +}; >