From: Jisheng Zhang Date: Fri, 13 Jul 2018 09:05:04 +0000 (+0800) Subject: arm64: dts: synaptics: add dtsi file for Synaptics AS370 SoC X-Git-Tag: v5.15~7693^2~36^2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=087682f5a75bec349cdcb34c29384a051587aa99;p=platform%2Fkernel%2Flinux-starfive.git arm64: dts: synaptics: add dtsi file for Synaptics AS370 SoC Add initial dtsi file to support Synaptics AS370 SoC with quad Cortex-A53 CPUs. Signed-off-by: Jisheng Zhang --- diff --git a/arch/arm64/boot/dts/synaptics/as370.dtsi b/arch/arm64/boot/dts/synaptics/as370.dtsi new file mode 100644 index 0000000..7331acf --- /dev/null +++ b/arch/arm64/boot/dts/synaptics/as370.dtsi @@ -0,0 +1,173 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Copyright (C) 2018 Synaptics Incorporated + * + * Author: Jisheng Zhang + */ + +#include + +/ { + compatible = "syna,as370"; + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + + psci { + compatible = "arm,psci-1.0"; + method = "smc"; + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu0: cpu@0 { + compatible = "arm,cortex-a53", "arm,armv8"; + device_type = "cpu"; + reg = <0x0>; + enable-method = "psci"; + next-level-cache = <&l2>; + cpu-idle-states = <&CPU_SLEEP_0>; + }; + + cpu1: cpu@1 { + compatible = "arm,cortex-a53", "arm,armv8"; + device_type = "cpu"; + reg = <0x1>; + enable-method = "psci"; + next-level-cache = <&l2>; + cpu-idle-states = <&CPU_SLEEP_0>; + }; + + cpu2: cpu@2 { + compatible = "arm,cortex-a53", "arm,armv8"; + device_type = "cpu"; + reg = <0x2>; + enable-method = "psci"; + next-level-cache = <&l2>; + cpu-idle-states = <&CPU_SLEEP_0>; + }; + + cpu3: cpu@3 { + compatible = "arm,cortex-a53", "arm,armv8"; + device_type = "cpu"; + reg = <0x3>; + enable-method = "psci"; + next-level-cache = <&l2>; + cpu-idle-states = <&CPU_SLEEP_0>; + }; + + l2: cache { + compatible = "cache"; + }; + + idle-states { + entry-method = "psci"; + CPU_SLEEP_0: cpu-sleep-0 { + compatible = "arm,idle-state"; + local-timer-stop; + arm,psci-suspend-param = <0x0010000>; + entry-latency-us = <75>; + exit-latency-us = <155>; + min-residency-us = <1000>; + }; + }; + }; + + osc: osc { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <25000000>; + }; + + pmu { + compatible = "arm,cortex-a53-pmu"; + interrupts = , + , + , + ; + interrupt-affinity = <&cpu0>, + <&cpu1>, + <&cpu2>, + <&cpu3>; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupts = , + , + , + ; + }; + + soc@f7000000 { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0 0xf7000000 0x1000000>; + + gic: interrupt-controller@901000 { + compatible = "arm,gic-400"; + #interrupt-cells = <3>; + interrupt-controller; + reg = <0x901000 0x1000>, + <0x902000 0x2000>, + <0x904000 0x2000>, + <0x906000 0x2000>; + interrupts = ; + }; + + apb@e80000 { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0xe80000 0x10000>; + + uart0: serial@c00 { + compatible = "snps,dw-apb-uart"; + reg = <0xc00 0x100>; + interrupts = ; + clocks = <&osc>; + reg-shift = <2>; + status = "disabled"; + }; + + gpio0: gpio@1800 { + compatible = "snps,dw-apb-gpio"; + reg = <0x1800 0x400>; + #address-cells = <1>; + #size-cells = <0>; + + porta: gpio-port@0 { + compatible = "snps,dw-apb-gpio-port"; + gpio-controller; + #gpio-cells = <2>; + snps,nr-gpios = <32>; + reg = <0>; + interrupt-controller; + #interrupt-cells = <2>; + interrupts = ; + }; + }; + + gpio1: gpio@2000 { + compatible = "snps,dw-apb-gpio"; + reg = <0x2000 0x400>; + #address-cells = <1>; + #size-cells = <0>; + + portb: gpio-port@1 { + compatible = "snps,dw-apb-gpio-port"; + gpio-controller; + #gpio-cells = <2>; + snps,nr-gpios = <32>; + reg = <0>; + interrupt-controller; + #interrupt-cells = <2>; + interrupts = ; + }; + }; + }; + }; +};