From 90493b09df41a9c1dd0bf315e81d03b4212384f9 Mon Sep 17 00:00:00 2001 From: Biju Das Date: Mon, 13 Aug 2018 13:41:48 +0100 Subject: [PATCH] arm64: dts: renesas: Initial r8a774a1 SoC device tree Basic support for the RZ/G2M SoC. Signed-off-by: Biju Das Reviewed-by: Fabrizio Castro Signed-off-by: Simon Horman --- arch/arm64/boot/dts/renesas/r8a774a1.dtsi | 190 ++++++++++++++++++++++ 1 file changed, 190 insertions(+) create mode 100644 arch/arm64/boot/dts/renesas/r8a774a1.dtsi diff --git a/arch/arm64/boot/dts/renesas/r8a774a1.dtsi b/arch/arm64/boot/dts/renesas/r8a774a1.dtsi new file mode 100644 index 000000000000..8e63e9aee456 --- /dev/null +++ b/arch/arm64/boot/dts/renesas/r8a774a1.dtsi @@ -0,0 +1,190 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Device Tree Source for the r8a774a1 SoC + * + * Copyright (C) 2018 Renesas Electronics Corp. + */ + +#include +#include +#include + +/ { + compatible = "renesas,r8a774a1"; + #address-cells = <2>; + #size-cells = <2>; + + /* + * The external audio clocks are configured as 0 Hz fixed frequency + * clocks by default. + * Boards that provide audio clocks should override them. + */ + audio_clk_a: audio_clk_a { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + }; + + audio_clk_b: audio_clk_b { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + }; + + audio_clk_c: audio_clk_c { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + }; + + /* External CAN clock - to be overridden by boards that provide it */ + can_clk: can { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + a57_0: cpu@0 { + compatible = "arm,cortex-a57", "arm,armv8"; + reg = <0x0>; + device_type = "cpu"; + power-domains = <&sysc 0>; + next-level-cache = <&L2_CA57>; + enable-method = "psci"; + clocks =<&cpg CPG_CORE 0>; + }; + + a57_1: cpu@1 { + compatible = "arm,cortex-a57", "arm,armv8"; + reg = <0x1>; + device_type = "cpu"; + power-domains = <&sysc 1>; + next-level-cache = <&L2_CA57>; + enable-method = "psci"; + clocks =<&cpg CPG_CORE 0>; + }; + + L2_CA57: cache-controller-0 { + compatible = "cache"; + power-domains = <&sysc 12>; + cache-unified; + cache-level = <2>; + }; + }; + + extal_clk: extal { + compatible = "fixed-clock"; + #clock-cells = <0>; + /* This value must be overridden by the board */ + clock-frequency = <0>; + }; + + extalr_clk: extalr { + compatible = "fixed-clock"; + #clock-cells = <0>; + /* This value must be overridden by the board */ + clock-frequency = <0>; + }; + + /* External PCIe clock - can be overridden by the board */ + pcie_bus_clk: pcie_bus { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + }; + + pmu_a57 { + compatible = "arm,cortex-a57-pmu"; + interrupts-extended = <&gic GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>, + <&gic GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>; + interrupt-affinity = <&a57_0>, <&a57_1>; + }; + + psci { + compatible = "arm,psci-1.0", "arm,psci-0.2"; + method = "smc"; + }; + + /* External SCIF clock - to be overridden by boards that provide it */ + scif_clk: scif { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + }; + + soc { + compatible = "simple-bus"; + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + ranges; + + cpg: clock-controller@e6150000 { + compatible = "renesas,r8a774a1-cpg-mssr"; + reg = <0 0xe6150000 0 0x0bb0>; + 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,r8a774a1-rst"; + reg = <0 0xe6160000 0 0x018c>; + }; + + sysc: system-controller@e6180000 { + compatible = "renesas,r8a774a1-sysc"; + reg = <0 0xe6180000 0 0x0400>; + #power-domain-cells = <1>; + }; + + gic: interrupt-controller@f1010000 { + compatible = "arm,gic-400"; + #interrupt-cells = <3>; + #address-cells = <0>; + interrupt-controller; + reg = <0x0 0xf1010000 0 0x1000>, + <0x0 0xf1020000 0 0x20000>, + <0x0 0xf1040000 0 0x20000>, + <0x0 0xf1060000 0 0x20000>; + interrupts = ; + clocks = <&cpg CPG_MOD 408>; + clock-names = "clk"; + power-domains = <&sysc 32>; + resets = <&cpg 408>; + }; + + prr: chipid@fff00044 { + compatible = "renesas,prr"; + reg = <0 0xfff00044 0 4>; + }; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupts-extended = <&gic GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, + <&gic GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, + <&gic GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, + <&gic GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>; + }; + + /* External USB clocks - can be overridden by the board */ + usb3s0_clk: usb3s0 { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + }; + + usb_extal_clk: usb_extal { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + }; +}; -- 2.30.2