Hi Geert, Thanks for your work. On 2024-01-25 16:34:41 +0100, Geert Uytterhoeven wrote: > From: Hai Pham <hai.pham.ud@xxxxxxxxxxx> > > Add initial support for the Renesas R-Car V4M (R8A779H0) SoC. > > Signed-off-by: Hai Pham <hai.pham.ud@xxxxxxxxxxx> > Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx> Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@xxxxxxxxxxxx> > --- > v2: > - Add vendor-prefixes to DT binding definition header files. > > Changes compared to the BSP: > - Add "-clk" suffix to clock node names, > - Rename "pmu_a76" node to "pmu-a76", > - Drop bogus CPU masks from GICv3 PPI interrupt specifiers, > - Drop hscif0 dmas and dma-names placeholder, > - Add missing hypervisor virtual timer IRQ to timer node. > --- > arch/arm64/boot/dts/renesas/r8a779h0.dtsi | 121 ++++++++++++++++++++++ > 1 file changed, 121 insertions(+) > create mode 100644 arch/arm64/boot/dts/renesas/r8a779h0.dtsi > > diff --git a/arch/arm64/boot/dts/renesas/r8a779h0.dtsi b/arch/arm64/boot/dts/renesas/r8a779h0.dtsi > new file mode 100644 > index 0000000000000000..a082e2d06b696019 > --- /dev/null > +++ b/arch/arm64/boot/dts/renesas/r8a779h0.dtsi > @@ -0,0 +1,121 @@ > +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +/* > + * Device Tree Source for the R-Car V4M (R8A779H0) SoC > + * > + * Copyright (C) 2023 Renesas Electronics Corp. > + */ > + > +#include <dt-bindings/clock/renesas,r8a779h0-cpg-mssr.h> > +#include <dt-bindings/interrupt-controller/arm-gic.h> > +#include <dt-bindings/power/renesas,r8a779h0-sysc.h> > + > +/ { > + compatible = "renesas,r8a779h0"; > + #address-cells = <2>; > + #size-cells = <2>; > + > + cpus { > + #address-cells = <1>; > + #size-cells = <0>; > + > + a76_0: cpu@0 { > + compatible = "arm,cortex-a76"; > + reg = <0>; > + device_type = "cpu"; > + power-domains = <&sysc R8A779H0_PD_A1E0D0C0>; > + }; > + }; > + > + extal_clk: extal-clk { > + compatible = "fixed-clock"; > + #clock-cells = <0>; > + /* This value must be overridden by the board */ > + clock-frequency = <0>; > + }; > + > + extalr_clk: extalr-clk { > + compatible = "fixed-clock"; > + #clock-cells = <0>; > + /* This value must be overridden by the board */ > + clock-frequency = <0>; > + }; > + > + pmu-a76 { > + compatible = "arm,cortex-a76-pmu"; > + interrupts-extended = <&gic GIC_PPI 7 IRQ_TYPE_LEVEL_LOW>; > + }; > + > + /* External SCIF clock - to be overridden by boards that provide it */ > + scif_clk: scif-clk { > + compatible = "fixed-clock"; > + #clock-cells = <0>; > + clock-frequency = <0>; > + }; > + > + soc: soc { > + compatible = "simple-bus"; > + interrupt-parent = <&gic>; > + #address-cells = <2>; > + #size-cells = <2>; > + ranges; > + > + cpg: clock-controller@e6150000 { > + compatible = "renesas,r8a779h0-cpg-mssr"; > + reg = <0 0xe6150000 0 0x4000>; > + clocks = <&extal_clk>, <&extalr_clk>; > + clock-names = "extal", "extalr"; > + #clock-cells = <2>; > + #power-domain-cells = <0>; > + #reset-cells = <1>; > + }; > + > + rst: reset-controller@e6160000 { > + compatible = "renesas,r8a779h0-rst"; > + reg = <0 0xe6160000 0 0x4000>; > + }; > + > + sysc: system-controller@e6180000 { > + compatible = "renesas,r8a779h0-sysc"; > + reg = <0 0xe6180000 0 0x4000>; > + #power-domain-cells = <1>; > + }; > + > + hscif0: serial@e6540000 { > + compatible = "renesas,hscif-r8a779h0", > + "renesas,rcar-gen4-hscif", "renesas,hscif"; > + reg = <0 0xe6540000 0 0x60>; > + interrupts = <GIC_SPI 246 IRQ_TYPE_LEVEL_HIGH>; > + clocks = <&cpg CPG_MOD 514>, > + <&cpg CPG_CORE R8A779H0_CLK_SASYNCPERD1>, > + <&scif_clk>; > + clock-names = "fck", "brg_int", "scif_clk"; > + power-domains = <&sysc R8A779H0_PD_ALWAYS_ON>; > + resets = <&cpg 514>; > + status = "disabled"; > + }; > + > + gic: interrupt-controller@f1000000 { > + compatible = "arm,gic-v3"; > + #interrupt-cells = <3>; > + #address-cells = <0>; > + interrupt-controller; > + reg = <0x0 0xf1000000 0 0x20000>, > + <0x0 0xf1060000 0 0x110000>; > + interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>; > + }; > + > + prr: chipid@fff00044 { > + compatible = "renesas,prr"; > + reg = <0 0xfff00044 0 4>; > + }; > + }; > + > + timer { > + compatible = "arm,armv8-timer"; > + interrupts-extended = <&gic GIC_PPI 13 IRQ_TYPE_LEVEL_LOW>, > + <&gic GIC_PPI 14 IRQ_TYPE_LEVEL_LOW>, > + <&gic GIC_PPI 11 IRQ_TYPE_LEVEL_LOW>, > + <&gic GIC_PPI 10 IRQ_TYPE_LEVEL_LOW>, > + <&gic GIC_PPI 12 IRQ_TYPE_LEVEL_LOW>; > + }; > +}; > -- > 2.34.1 > > -- Kind Regards, Niklas Söderlund