[PATCH v10 2/3] arm64: dts: add dts nodes for MT6779

Matthias Brugger matthias.bgg at gmail.com
Thu Aug 27 04:20:14 EDT 2020



On 05/08/2020 04:24, Hanks Chen wrote:
> Hi Matthias and all,
> 
> Gentle ping on this patch.
> 

I'm fine with the patch. I'm waiting on the clk part to be accepted, then I'll 
take this one.

Regards,
Matthias

> 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 at mediatek.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 at mediatek.com>
>> + *
>> + */
>> +
>> +/dts-v1/;
>> +#include "mt6779.dtsi"
>> +
>> +/ {
>> +	model = "MediaTek MT6779 EVB";
>> +	compatible = "mediatek,mt6779-evb", "mediatek,mt6779";
>> +
>> +	aliases {
>> +		serial0 = &uart0;
>> +	};
>> +
>> +	memory at 40000000 {
>> +		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 at mediatek.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 at 0 {
>> +			device_type = "cpu";
>> +			compatible = "arm,cortex-a55";
>> +			enable-method = "psci";
>> +			reg = <0x000>;
>> +		};
>> +
>> +		cpu1: cpu at 1 {
>> +			device_type = "cpu";
>> +			compatible = "arm,cortex-a55";
>> +			enable-method = "psci";
>> +			reg = <0x100>;
>> +		};
>> +
>> +		cpu2: cpu at 2 {
>> +			device_type = "cpu";
>> +			compatible = "arm,cortex-a55";
>> +			enable-method = "psci";
>> +			reg = <0x200>;
>> +		};
>> +
>> +		cpu3: cpu at 3 {
>> +			device_type = "cpu";
>> +			compatible = "arm,cortex-a55";
>> +			enable-method = "psci";
>> +			reg = <0x300>;
>> +		};
>> +
>> +		cpu4: cpu at 4 {
>> +			device_type = "cpu";
>> +			compatible = "arm,cortex-a55";
>> +			enable-method = "psci";
>> +			reg = <0x400>;
>> +		};
>> +
>> +		cpu5: cpu at 5 {
>> +			device_type = "cpu";
>> +			compatible = "arm,cortex-a55";
>> +			enable-method = "psci";
>> +			reg = <0x500>;
>> +		};
>> +
>> +		cpu6: cpu at 6 {
>> +			device_type = "cpu";
>> +			compatible = "arm,cortex-a75";
>> +			enable-method = "psci";
>> +			reg = <0x600>;
>> +		};
>> +
>> +		cpu7: cpu at 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 at 0 {
>> +		compatible = "fixed-clock";
>> +		#clock-cells = <0>;
>> +		clock-frequency = <26000000>;
>> +		clock-output-names = "clk26m";
>> +	};
>> +
>> +	clk32k: oscillator at 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 at 0c000000 {
>> +			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 at 0c53a650 {
>> +			compatible = "mediatek,mt6779-sysirq",
>> +				     "mediatek,mt6577-sysirq";
>> +			interrupt-controller;
>> +			#interrupt-cells = <3>;
>> +			interrupt-parent = <&gic>;
>> +			reg = <0 0x0c53a650 0 0x50>;
>> +		};
>> +
>> +		topckgen: clock-controller at 10000000 {
>> +			compatible = "mediatek,mt6779-topckgen", "syscon";
>> +			reg = <0 0x10000000 0 0x1000>;
>> +			#clock-cells = <1>;
>> +		};
>> +
>> +		infracfg_ao: clock-controller at 10001000 {
>> +			compatible = "mediatek,mt6779-infracfg_ao", "syscon";
>> +			reg = <0 0x10001000 0 0x1000>;
>> +			#clock-cells = <1>;
>> +		};
>> +
>> +		pio: pinctrl at 10005000 {
>> +			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 at 1000c000 {
>> +			compatible = "mediatek,mt6779-apmixed", "syscon";
>> +			reg = <0 0x1000c000 0 0xe00>;
>> +			#clock-cells = <1>;
>> +		};
>> +
>> +		uart0: serial at 11002000 {
>> +			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 at 11003000 {
>> +			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 at 11004000 {
>> +			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 at 11210000 {
>> +			compatible = "mediatek,mt6779-audio", "syscon";
>> +			reg = <0 0x11210000 0 0x1000>;
>> +			#clock-cells = <1>;
>> +		};
>> +
>> +		mfgcfg: clock-controller at 13fbf000 {
>> +			compatible = "mediatek,mt6779-mfgcfg", "syscon";
>> +			reg = <0 0x13fbf000 0 0x1000>;
>> +			#clock-cells = <1>;
>> +		};
>> +
>> +		mmsys: syscon at 14000000 {
>> +			compatible = "mediatek,mt6779-mmsys", "syscon";
>> +			reg = <0 0x14000000 0 0x1000>;
>> +			#clock-cells = <1>;
>> +		};
>> +
>> +		imgsys: clock-controller at 15020000 {
>> +			compatible = "mediatek,mt6779-imgsys", "syscon";
>> +			reg = <0 0x15020000 0 0x1000>;
>> +			#clock-cells = <1>;
>> +		};
>> +
>> +		vdecsys: clock-controller at 16000000 {
>> +			compatible = "mediatek,mt6779-vdecsys", "syscon";
>> +			reg = <0 0x16000000 0 0x1000>;
>> +			#clock-cells = <1>;
>> +		};
>> +
>> +		vencsys: clock-controller at 17000000 {
>> +			compatible = "mediatek,mt6779-vencsys", "syscon";
>> +			reg = <0 0x17000000 0 0x1000>;
>> +			#clock-cells = <1>;
>> +		};
>> +
>> +		camsys: clock-controller at 1a000000 {
>> +			compatible = "mediatek,mt6779-camsys", "syscon";
>> +			reg = <0 0x1a000000 0 0x10000>;
>> +			#clock-cells = <1>;
>> +		};
>> +
>> +		ipesys: clock-controller at 1b000000 {
>> +			compatible = "mediatek,mt6779-ipesys", "syscon";
>> +			reg = <0 0x1b000000 0 0x1000>;
>> +			#clock-cells = <1>;
>> +		};
>> +
>> +	};
>> +};
> 



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