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Date:   Wed, 5 Aug 2020 10:24:09 +0800
From:   Hanks Chen <hanks.chen@...iatek.com>
To:     Linus Walleij <linus.walleij@...aro.org>,
        Matthias Brugger <matthias.bgg@...il.com>
CC:     Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        mtk01761 <wendell.lin@...iatek.com>,
        YueHaibing <yuehaibing@...wei.com>,
        Andy Teng <andy.teng@...iatek.com>,
        <linux-gpio@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <linux-clk@...r.kernel.org>,
        CC Hwang <cc.hwang@...iatek.com>,
        Loda Chou <loda.chou@...iatek.com>
Subject: Re: [PATCH v10 2/3] arm64: dts: add dts nodes for MT6779

Hi Matthias and all,

Gentle ping on this patch.

Thanks


Hanks Chen

On Thu, 2020-07-30 at 21:30 +0800, Hanks Chen wrote:
> this adds initial MT6779 dts settings for board support,
> including cpu, gic, timer, ccf, pinctrl, uart, sysirq...etc.
> 
> Signed-off-by: Hanks Chen <hanks.chen@...iatek.com>
> ---
>  arch/arm64/boot/dts/mediatek/Makefile       |   1 +
>  arch/arm64/boot/dts/mediatek/mt6779-evb.dts |  31 +++
>  arch/arm64/boot/dts/mediatek/mt6779.dtsi    | 271 ++++++++++++++++++++
>  3 files changed, 303 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/mediatek/mt6779-evb.dts
>  create mode 100644 arch/arm64/boot/dts/mediatek/mt6779.dtsi
> 
> diff --git a/arch/arm64/boot/dts/mediatek/Makefile b/arch/arm64/boot/dts/mediatek/Makefile
> index a57af9da9f5c..4d1b0f9d8d1c 100644
> --- a/arch/arm64/boot/dts/mediatek/Makefile
> +++ b/arch/arm64/boot/dts/mediatek/Makefile
> @@ -1,6 +1,7 @@
>  # SPDX-License-Identifier: GPL-2.0
>  dtb-$(CONFIG_ARCH_MEDIATEK) += mt2712-evb.dtb
>  dtb-$(CONFIG_ARCH_MEDIATEK) += mt6755-evb.dtb
> +dtb-$(CONFIG_ARCH_MEDIATEK) += mt6779-evb.dtb
>  dtb-$(CONFIG_ARCH_MEDIATEK) += mt6795-evb.dtb
>  dtb-$(CONFIG_ARCH_MEDIATEK) += mt6797-evb.dtb
>  dtb-$(CONFIG_ARCH_MEDIATEK) += mt6797-x20-dev.dtb
> diff --git a/arch/arm64/boot/dts/mediatek/mt6779-evb.dts b/arch/arm64/boot/dts/mediatek/mt6779-evb.dts
> new file mode 100644
> index 000000000000..164f5cbb3821
> --- /dev/null
> +++ b/arch/arm64/boot/dts/mediatek/mt6779-evb.dts
> @@ -0,0 +1,31 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +/*
> + * Copyright (c) 2019 MediaTek Inc.
> + * Author: Mars.C <mars.cheng@...iatek.com>
> + *
> + */
> +
> +/dts-v1/;
> +#include "mt6779.dtsi"
> +
> +/ {
> +	model = "MediaTek MT6779 EVB";
> +	compatible = "mediatek,mt6779-evb", "mediatek,mt6779";
> +
> +	aliases {
> +		serial0 = &uart0;
> +	};
> +
> +	memory@...00000 {
> +		device_type = "memory";
> +		reg = <0 0x40000000 0 0x1e800000>;
> +	};
> +
> +	chosen {
> +		stdout-path = "serial0:921600n8";
> +	};
> +};
> +
> +&uart0 {
> +	status = "okay";
> +};
> diff --git a/arch/arm64/boot/dts/mediatek/mt6779.dtsi b/arch/arm64/boot/dts/mediatek/mt6779.dtsi
> new file mode 100644
> index 000000000000..370f309d32de
> --- /dev/null
> +++ b/arch/arm64/boot/dts/mediatek/mt6779.dtsi
> @@ -0,0 +1,271 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +/*
> + * Copyright (c) 2019 MediaTek Inc.
> + * Author: Mars.C <mars.cheng@...iatek.com>
> + *
> + */
> +
> +#include <dt-bindings/clock/mt6779-clk.h>
> +#include <dt-bindings/interrupt-controller/irq.h>
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include <dt-bindings/pinctrl/mt6779-pinfunc.h>
> +
> +/ {
> +	compatible = "mediatek,mt6779";
> +	interrupt-parent = <&sysirq>;
> +	#address-cells = <2>;
> +	#size-cells = <2>;
> +
> +	psci {
> +		compatible = "arm,psci-0.2";
> +		method = "smc";
> +	};
> +
> +	cpus {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		cpu0: cpu@0 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a55";
> +			enable-method = "psci";
> +			reg = <0x000>;
> +		};
> +
> +		cpu1: cpu@1 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a55";
> +			enable-method = "psci";
> +			reg = <0x100>;
> +		};
> +
> +		cpu2: cpu@2 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a55";
> +			enable-method = "psci";
> +			reg = <0x200>;
> +		};
> +
> +		cpu3: cpu@3 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a55";
> +			enable-method = "psci";
> +			reg = <0x300>;
> +		};
> +
> +		cpu4: cpu@4 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a55";
> +			enable-method = "psci";
> +			reg = <0x400>;
> +		};
> +
> +		cpu5: cpu@5 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a55";
> +			enable-method = "psci";
> +			reg = <0x500>;
> +		};
> +
> +		cpu6: cpu@6 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a75";
> +			enable-method = "psci";
> +			reg = <0x600>;
> +		};
> +
> +		cpu7: cpu@7 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a75";
> +			enable-method = "psci";
> +			reg = <0x700>;
> +		};
> +	};
> +
> +	pmu {
> +		compatible = "arm,armv8-pmuv3";
> +		interrupt-parent = <&gic>;
> +		interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_LOW 0>;
> +	};
> +
> +	clk26m: oscillator@0 {
> +		compatible = "fixed-clock";
> +		#clock-cells = <0>;
> +		clock-frequency = <26000000>;
> +		clock-output-names = "clk26m";
> +	};
> +
> +	clk32k: oscillator@1 {
> +		compatible = "fixed-clock";
> +		#clock-cells = <0>;
> +		clock-frequency = <32768>;
> +		clock-output-names = "clk32k";
> +	};
> +
> +	timer {
> +		compatible = "arm,armv8-timer";
> +		interrupt-parent = <&gic>;
> +		interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_LOW 0>,
> +			     <GIC_PPI 14 IRQ_TYPE_LEVEL_LOW 0>,
> +			     <GIC_PPI 11 IRQ_TYPE_LEVEL_LOW 0>,
> +			     <GIC_PPI 10 IRQ_TYPE_LEVEL_LOW 0>;
> +	};
> +
> +	soc {
> +		#address-cells = <2>;
> +		#size-cells = <2>;
> +		compatible = "simple-bus";
> +		ranges;
> +
> +		gic: interrupt-controller@...00000 {
> +			compatible = "arm,gic-v3";
> +			#interrupt-cells = <4>;
> +			interrupt-parent = <&gic>;
> +			interrupt-controller;
> +			reg = <0 0x0c000000 0 0x40000>,  /* GICD */
> +			      <0 0x0c040000 0 0x200000>; /* GICR */
> +			interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH 0>;
> +
> +			ppi-partitions {
> +				ppi_cluster0: interrupt-partition-0 {
> +					affinity = <&cpu0 &cpu1 \
> +						&cpu2 &cpu3 &cpu4 &cpu5>;
> +				};
> +				ppi_cluster1: interrupt-partition-1 {
> +					affinity = <&cpu6 &cpu7>;
> +				};
> +			};
> +
> +		};
> +
> +		sysirq: intpol-controller@...3a650 {
> +			compatible = "mediatek,mt6779-sysirq",
> +				     "mediatek,mt6577-sysirq";
> +			interrupt-controller;
> +			#interrupt-cells = <3>;
> +			interrupt-parent = <&gic>;
> +			reg = <0 0x0c53a650 0 0x50>;
> +		};
> +
> +		topckgen: clock-controller@...00000 {
> +			compatible = "mediatek,mt6779-topckgen", "syscon";
> +			reg = <0 0x10000000 0 0x1000>;
> +			#clock-cells = <1>;
> +		};
> +
> +		infracfg_ao: clock-controller@...01000 {
> +			compatible = "mediatek,mt6779-infracfg_ao", "syscon";
> +			reg = <0 0x10001000 0 0x1000>;
> +			#clock-cells = <1>;
> +		};
> +
> +		pio: pinctrl@...05000 {
> +			compatible = "mediatek,mt6779-pinctrl", "syscon";
> +			reg = <0 0x10005000 0 0x1000>,
> +			      <0 0x11c20000 0 0x1000>,
> +			      <0 0x11d10000 0 0x1000>,
> +			      <0 0x11e20000 0 0x1000>,
> +			      <0 0x11e70000 0 0x1000>,
> +			      <0 0x11ea0000 0 0x1000>,
> +			      <0 0x11f20000 0 0x1000>,
> +			      <0 0x11f30000 0 0x1000>,
> +			      <0 0x1000b000 0 0x1000>;
> +			reg-names = "gpio", "iocfg_rm",
> +				    "iocfg_br", "iocfg_lm",
> +				    "iocfg_lb", "iocfg_rt",
> +				    "iocfg_lt", "iocfg_tl",
> +				    "eint";
> +			gpio-controller;
> +			#gpio-cells = <2>;
> +			gpio-ranges = <&pio 0 0 210>;
> +			interrupt-controller;
> +			#interrupt-cells = <2>;
> +			interrupts = <GIC_SPI 204 IRQ_TYPE_LEVEL_HIGH>;
> +		};
> +
> +		apmixed: clock-controller@...0c000 {
> +			compatible = "mediatek,mt6779-apmixed", "syscon";
> +			reg = <0 0x1000c000 0 0xe00>;
> +			#clock-cells = <1>;
> +		};
> +
> +		uart0: serial@...02000 {
> +			compatible = "mediatek,mt6779-uart",
> +				     "mediatek,mt6577-uart";
> +			reg = <0 0x11002000 0 0x400>;
> +			interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_LOW>;
> +			clocks = <&clk26m>, <&infracfg_ao CLK_INFRA_UART0>;
> +			clock-names = "baud", "bus";
> +			status = "disabled";
> +		};
> +
> +		uart1: serial@...03000 {
> +			compatible = "mediatek,mt6779-uart",
> +				     "mediatek,mt6577-uart";
> +			reg = <0 0x11003000 0 0x400>;
> +			interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_LOW>;
> +			clocks = <&clk26m>, <&infracfg_ao CLK_INFRA_UART1>;
> +			clock-names = "baud", "bus";
> +			status = "disabled";
> +		};
> +
> +		uart2: serial@...04000 {
> +			compatible = "mediatek,mt6779-uart",
> +				     "mediatek,mt6577-uart";
> +			reg = <0 0x11004000 0 0x400>;
> +			interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_LOW>;
> +			clocks = <&clk26m>, <&infracfg_ao CLK_INFRA_UART2>;
> +			clock-names = "baud", "bus";
> +			status = "disabled";
> +		};
> +
> +		audio: clock-controller@...10000 {
> +			compatible = "mediatek,mt6779-audio", "syscon";
> +			reg = <0 0x11210000 0 0x1000>;
> +			#clock-cells = <1>;
> +		};
> +
> +		mfgcfg: clock-controller@...bf000 {
> +			compatible = "mediatek,mt6779-mfgcfg", "syscon";
> +			reg = <0 0x13fbf000 0 0x1000>;
> +			#clock-cells = <1>;
> +		};
> +
> +		mmsys: syscon@...00000 {
> +			compatible = "mediatek,mt6779-mmsys", "syscon";
> +			reg = <0 0x14000000 0 0x1000>;
> +			#clock-cells = <1>;
> +		};
> +
> +		imgsys: clock-controller@...20000 {
> +			compatible = "mediatek,mt6779-imgsys", "syscon";
> +			reg = <0 0x15020000 0 0x1000>;
> +			#clock-cells = <1>;
> +		};
> +
> +		vdecsys: clock-controller@...00000 {
> +			compatible = "mediatek,mt6779-vdecsys", "syscon";
> +			reg = <0 0x16000000 0 0x1000>;
> +			#clock-cells = <1>;
> +		};
> +
> +		vencsys: clock-controller@...00000 {
> +			compatible = "mediatek,mt6779-vencsys", "syscon";
> +			reg = <0 0x17000000 0 0x1000>;
> +			#clock-cells = <1>;
> +		};
> +
> +		camsys: clock-controller@...00000 {
> +			compatible = "mediatek,mt6779-camsys", "syscon";
> +			reg = <0 0x1a000000 0 0x10000>;
> +			#clock-cells = <1>;
> +		};
> +
> +		ipesys: clock-controller@...00000 {
> +			compatible = "mediatek,mt6779-ipesys", "syscon";
> +			reg = <0 0x1b000000 0 0x1000>;
> +			#clock-cells = <1>;
> +		};
> +
> +	};
> +};

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