This adds basic chip support for MT6765 SoC. Signed-off-by: Mars Cheng <mars.cheng@xxxxxxxxxxxx> --- arch/arm64/boot/dts/mediatek/Makefile | 1 + arch/arm64/boot/dts/mediatek/mt6765-evb.dts | 33 ++++++ arch/arm64/boot/dts/mediatek/mt6765.dtsi | 158 +++++++++++++++++++++++++++ 3 files changed, 192 insertions(+) create mode 100644 arch/arm64/boot/dts/mediatek/mt6765-evb.dts create mode 100644 arch/arm64/boot/dts/mediatek/mt6765.dtsi diff --git a/arch/arm64/boot/dts/mediatek/Makefile b/arch/arm64/boot/dts/mediatek/Makefile index ac17f60..7506b0d 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-$(CONFIG_ARCH_MEDIATEK) += mt6765-evb.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt6795-evb.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt6797-evb.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt7622-rfb1.dtb diff --git a/arch/arm64/boot/dts/mediatek/mt6765-evb.dts b/arch/arm64/boot/dts/mediatek/mt6765-evb.dts new file mode 100644 index 0000000..36dddff2 --- /dev/null +++ b/arch/arm64/boot/dts/mediatek/mt6765-evb.dts @@ -0,0 +1,33 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * dts file for Mediatek MT6765 + * + * (C) Copyright 2018. Mediatek, Inc. + * + * Mars Cheng <mars.cheng@xxxxxxxxxxxx> + */ + +/dts-v1/; +#include "mt6765.dtsi" + +/ { + model = "MediaTek MT6765 EVB"; + compatible = "mediatek,mt6765-evb", "mediatek,mt6765"; + + aliases { + serial0 = &uart0; + }; + + memory@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/mt6765.dtsi b/arch/arm64/boot/dts/mediatek/mt6765.dtsi new file mode 100644 index 0000000..ab34c0f --- /dev/null +++ b/arch/arm64/boot/dts/mediatek/mt6765.dtsi @@ -0,0 +1,158 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * dts file for Mediatek MT6765 + * + * (C) Copyright 2018. Mediatek, Inc. + * + * Mars Cheng <mars.cheng@xxxxxxxxxxxx> + */ + +#include <dt-bindings/interrupt-controller/irq.h> +#include <dt-bindings/interrupt-controller/arm-gic.h> + +/ { + compatible = "mediatek,mt6765"; + 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-a53"; + enable-method = "psci"; + reg = <0x000>; + }; + + cpu1: cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + enable-method = "psci"; + reg = <0x001>; + }; + + cpu2: cpu@2 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + enable-method = "psci"; + reg = <0x002>; + }; + + cpu3: cpu@3 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + enable-method = "psci"; + reg = <0x003>; + }; + + cpu4: cpu@100 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + enable-method = "psci"; + reg = <0x100>; + }; + + cpu5: cpu@101 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + enable-method = "psci"; + reg = <0x101>; + }; + + cpu6: cpu@102 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + enable-method = "psci"; + reg = <0x102>; + }; + + cpu7: cpu@103 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + enable-method = "psci"; + reg = <0x103>; + }; + }; + + baud_clk: dummy26m { + compatible = "fixed-clock"; + clock-frequency = <26000000>; + #clock-cells = <0>; + }; + + sys_clk: dummyclk { + compatible = "fixed-clock"; + clock-frequency = <26000000>; + #clock-cells = <0>; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupt-parent = <&gic>; + interrupts = <GIC_PPI 13 + (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 14 + (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 11 + (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 10 + (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>; + }; + + soc { + #address-cells = <2>; + #size-cells = <2>; + compatible = "simple-bus"; + ranges; + + sysirq: intpol-controller@10200a80 { + compatible = "mediatek,mt6765-sysirq", + "mediatek,mt6577-sysirq"; + interrupt-controller; + #interrupt-cells = <3>; + interrupt-parent = <&gic>; + reg = <0 0x10200a80 0 0x50>; + }; + + gic: interrupt-controller@0c000000 { + compatible = "arm,gic-v3"; + #interrupt-cells = <3>; + #address-cells = <2>; + #size-cells = <2>; + #redistributor-regions = <1>; + interrupt-parent = <&gic>; + interrupt-controller; + reg = <0 0x0c000000 0 0x40000>, // distributor + <0 0x0c100000 0 0x200000>; // redistributor + interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>; + }; + + uart0: serial@11002000 { + compatible = "mediatek,mt6765-uart", + "mediatek,mt6577-uart"; + reg = <0 0x11002000 0 0x400>; + interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_LOW>; + clocks = <&baud_clk>, <&sys_clk>; + clock-names = "baud", "bus"; + status = "disabled"; + }; + + uart1: serial@11003000 { + compatible = "mediatek,mt6765-uart", + "mediatek,mt6577-uart"; + reg = <0 0x11003000 0 0x400>; + interrupts = <GIC_SPI 92 IRQ_TYPE_LEVEL_LOW>; + clocks = <&baud_clk>, <&sys_clk>; + clock-names = "baud", "bus"; + status = "disabled"; + }; + }; /* end of soc */ +}; -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html