From: Fabien Parent <fparent@xxxxxxxxxxxx> This adds minimal support for the Mediatek 8365 SOC and the EVK reference board, allowing the board to boot to initramfs with serial port I/O. Signed-off-by: Fabien Parent <fparent@xxxxxxxxxxxx> [bero@xxxxxxxxxxxx: Removed parts depending on drivers that aren't upstream yet, cleanups, add L2 cache] Signed-off-by: Bernhard Rosenkränzer <bero@xxxxxxxxxxxx> Tested-by: Kevin Hilman <khilman@xxxxxxxxxxxx> --- arch/arm64/boot/dts/mediatek/Makefile | 1 + arch/arm64/boot/dts/mediatek/mt8365-evk.dts | 163 ++++++++++ arch/arm64/boot/dts/mediatek/mt8365.dtsi | 343 ++++++++++++++++++++ 3 files changed, 507 insertions(+) create mode 100644 arch/arm64/boot/dts/mediatek/mt8365-evk.dts create mode 100644 arch/arm64/boot/dts/mediatek/mt8365.dtsi diff --git a/arch/arm64/boot/dts/mediatek/Makefile b/arch/arm64/boot/dts/mediatek/Makefile index 813e735c5b96d..d78523c5a7dd6 100644 --- a/arch/arm64/boot/dts/mediatek/Makefile +++ b/arch/arm64/boot/dts/mediatek/Makefile @@ -47,4 +47,5 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += mt8195-cherry-tomato-r2.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt8195-cherry-tomato-r3.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt8195-demo.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt8195-evb.dtb +dtb-$(CONFIG_ARCH_MEDIATEK) += mt8365-evk.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt8516-pumpkin.dtb diff --git a/arch/arm64/boot/dts/mediatek/mt8365-evk.dts b/arch/arm64/boot/dts/mediatek/mt8365-evk.dts new file mode 100644 index 0000000000000..972843f9e4e9d --- /dev/null +++ b/arch/arm64/boot/dts/mediatek/mt8365-evk.dts @@ -0,0 +1,163 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2021-2022 BayLibre, SAS. + * Authors: + * Fabien Parent <fparent@xxxxxxxxxxxx> + * Bernhard Rosenkränzer <bero@xxxxxxxxxxxx> + */ + +/dts-v1/; + +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> +#include <dt-bindings/pinctrl/mt8365-pinfunc.h> +#include "mt8365.dtsi" + +/ { + model = "MediaTek MT8365 Open Platform EVK"; + compatible = "mediatek,mt8365-evk", "mediatek,mt8365"; + + aliases { + serial0 = &uart0; + }; + + chosen { + stdout-path = "serial0:921600n8"; + }; + + firmware { + optee { + compatible = "linaro,optee-tz"; + method = "smc"; + }; + }; + + gpio-keys { + compatible = "gpio-keys"; + input-name = "gpio-keys"; + pinctrl-names = "default"; + pinctrl-0 = <&gpio_keys>; + + key-volume-up { + gpios = <&pio 24 GPIO_ACTIVE_LOW>; + label = "volume_up"; + linux,code = <KEY_VOLUMEUP>; + wakeup-source; + debounce-interval = <15>; + }; + }; + + memory@40000000 { + device_type = "memory"; + reg = <0 0x40000000 0 0xc0000000>; + }; + + usb_otg_vbus: regulator-0 { + compatible = "regulator-fixed"; + regulator-name = "otg_vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&pio 16 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + /* 12 MiB reserved for OP-TEE (BL32) + * +-----------------------+ 0x43e0_0000 + * | SHMEM 2MiB | + * +-----------------------+ 0x43c0_0000 + * | | TA_RAM 8MiB | + * + TZDRAM +--------------+ 0x4340_0000 + * | | TEE_RAM 2MiB | + * +-----------------------+ 0x4320_0000 + */ + optee_reserved: optee@43200000 { + no-map; + reg = <0 0x43200000 0 0x00c00000>; + }; + }; +}; + +&pio { + gpio_keys: gpio-keys-pins { + pins { + pinmux = <MT8365_PIN_24_KPCOL0__FUNC_KPCOL0>; + bias-pull-up; + input-enable; + }; + }; + + uart0_pins: uart0-pins { + pins { + pinmux = <MT8365_PIN_35_URXD0__FUNC_URXD0>, + <MT8365_PIN_36_UTXD0__FUNC_UTXD0>; + }; + }; + + uart1_pins: uart1-pins { + pins { + pinmux = <MT8365_PIN_37_URXD1__FUNC_URXD1>, + <MT8365_PIN_38_UTXD1__FUNC_UTXD1>; + }; + }; + + uart2_pins: uart2-pins { + pins { + pinmux = <MT8365_PIN_39_URXD2__FUNC_URXD2>, + <MT8365_PIN_40_UTXD2__FUNC_UTXD2>; + }; + }; + + usb_pins: usb-pins { + pins-id { + pinmux = <MT8365_PIN_17_GPIO17__FUNC_GPIO17>; + input-enable; + bias-pull-up; + }; + + pins-usb0-vbus { + pinmux = <MT8365_PIN_16_GPIO16__FUNC_USB_DRVVBUS>; + output-high; + }; + + pin-usb1-vbus { + pinmux = <MT8365_PIN_18_GPIO18__FUNC_GPIO18>; + output-high; + }; + }; + + pwm_pins: pwm-pins { + pins { + pinmux = <MT8365_PIN_19_DISP_PWM__FUNC_PWM_A>, + <MT8365_PIN_116_I2S_BCK__FUNC_PWM_C>; + }; + }; +}; + +&pwm { + pinctrl-0 = <&pwm_pins>; + pinctrl-names = "default"; + status = "okay"; +}; + +&uart0 { + pinctrl-0 = <&uart0_pins>; + pinctrl-names = "default"; + status = "okay"; +}; + +&uart1 { + pinctrl-0 = <&uart1_pins>; + pinctrl-names = "default"; + status = "okay"; +}; + +&uart2 { + pinctrl-0 = <&uart2_pins>; + pinctrl-names = "default"; + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/mediatek/mt8365.dtsi b/arch/arm64/boot/dts/mediatek/mt8365.dtsi new file mode 100644 index 0000000000000..2c4ef9b92b68b --- /dev/null +++ b/arch/arm64/boot/dts/mediatek/mt8365.dtsi @@ -0,0 +1,343 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * (C) 2018 MediaTek Inc. + * Copyright (C) 2022 BayLibre SAS + * Fabien Parent <fparent@xxxxxxxxxxxx> + * Bernhard Rosenkränzer <bero@xxxxxxxxxxxx> + */ +#include <dt-bindings/clock/mediatek,mt8365-clk.h> +#include <dt-bindings/interrupt-controller/arm-gic.h> +#include <dt-bindings/interrupt-controller/irq.h> +#include <dt-bindings/phy/phy.h> +#include <dt-bindings/thermal/thermal.h> + +/ { + compatible = "mediatek,mt8365"; + interrupt-parent = <&sysirq>; + #address-cells = <2>; + #size-cells = <2>; + + cpus: cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu-map { + cluster0: cluster0 { + core0 { + cpu = <&cpu0>; + }; + core1 { + cpu = <&cpu1>; + }; + core2 { + cpu = <&cpu2>; + }; + core3 { + cpu = <&cpu3>; + }; + }; + }; + + cpu0: cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + reg = <0x0>; + #cooling-cells = <2>; + enable-method = "psci"; + next-level-cache = <&l2>; + }; + + cpu1: cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + reg = <0x1>; + #cooling-cells = <2>; + enable-method = "psci"; + next-level-cache = <&l2>; + }; + + cpu2: cpu@2 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + reg = <0x2>; + #cooling-cells = <2>; + enable-method = "psci"; + next-level-cache = <&l2>; + }; + + cpu3: cpu@3 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + reg = <0x3>; + #cooling-cells = <2>; + enable-method = "psci"; + next-level-cache = <&l2>; + }; + + l2: l2-cache { + compatible = "cache"; + }; + }; + + clk26m: oscillator { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <26000000>; + clock-output-names = "clk26m"; + }; + + psci { + compatible = "arm,psci-1.0"; + method = "smc"; + }; + + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + /* 128 KiB reserved for ARM Trusted Firmware (BL31) */ + bl31_secmon_reserved: secmon@43000000 { + no-map; + reg = <0 0x43000000 0 0x20000>; + }; + }; + + soc { + #address-cells = <2>; + #size-cells = <2>; + compatible = "simple-bus"; + ranges; + + gic: interrupt-controller@c000000 { + compatible = "arm,gic-v3"; + #interrupt-cells = <4>; + interrupt-parent = <&gic>; + interrupt-controller; + reg = <0 0x0c000000 0 0x80000>, <0 0x0c080000 0 0x80000>; + + interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH 0>; + }; + + topckgen: syscon@10000000 { + compatible = "mediatek,mt8365-topckgen", "syscon"; + reg = <0 0x10000000 0 0x1000>; + #clock-cells = <1>; + }; + + infracfg: syscon@10001000 { + compatible = "mediatek,mt8365-infracfg", "syscon"; + reg = <0 0x10001000 0 0x1000>; + #clock-cells = <1>; + }; + + pericfg: syscon@10003000 { + compatible = "mediatek,mt8365-pericfg", "syscon"; + reg = <0 0x10003000 0 0x1000>; + #clock-cells = <1>; + }; + + syscfg_pctl: syscfg-pctl@10005000 { + compatible = "mediatek,mt8365-syscfg", "syscon"; + reg = <0 0x10005000 0 0x1000>; + }; + + pio: pinctrl@1000b000 { + compatible = "mediatek,mt8365-pinctrl"; + reg = <0 0x1000b000 0 0x1000>; + mediatek,pctl-regmap = <&syscfg_pctl>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH>; + }; + + apmixedsys: syscon@1000c000 { + compatible = "mediatek,mt8365-apmixedsys", "syscon"; + reg = <0 0x1000c000 0 0x1000>; + #clock-cells = <1>; + }; + + keypad: keypad@10010000 { + compatible = "mediatek,mt6779-keypad"; + reg = <0 0x10010000 0 0x1000>; + wakeup-source; + interrupts = <GIC_SPI 124 IRQ_TYPE_EDGE_FALLING>; + clocks = <&clk26m>; + clock-names = "kpd"; + status = "disabled"; + }; + + mcucfg: syscon@10200000 { + compatible = "mediatek,mt8365-mcucfg", "syscon"; + reg = <0 0x10200000 0 0x2000>; + #clock-cells = <1>; + }; + + sysirq: interrupt-controller@10200a80 { + compatible = "mediatek,mt8365-sysirq", "mediatek,mt6577-sysirq"; + interrupt-controller; + #interrupt-cells = <3>; + interrupt-parent = <&gic>; + reg = <0 0x10200a80 0 0x20>; + }; + + infracfg_nao: infracfg@1020e000 { + compatible = "mediatek,mt8365-infracfg", "syscon"; + reg = <0 0x1020e000 0 0x1000>; + }; + + rng: rng@1020f000 { + compatible = "mediatek,mt8365-rng", "mediatek,mt7623-rng"; + reg = <0 0x1020f000 0 0x100>; + clocks = <&infracfg CLK_IFR_TRNG>; + clock-names = "rng"; + }; + + apdma: dma-controller@11000280 { + compatible = "mediatek,mt8365-uart-dma", "mediatek,mt6577-uart-dma"; + reg = <0 0x11000280 0 0x80>, + <0 0x11000300 0 0x80>, + <0 0x11000380 0 0x80>, + <0 0x11000400 0 0x80>, + <0 0x11000580 0 0x80>, + <0 0x11000600 0 0x80>; + interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_LOW>, + <GIC_SPI 46 IRQ_TYPE_LEVEL_LOW>, + <GIC_SPI 47 IRQ_TYPE_LEVEL_LOW>, + <GIC_SPI 48 IRQ_TYPE_LEVEL_LOW>, + <GIC_SPI 51 IRQ_TYPE_LEVEL_LOW>, + <GIC_SPI 52 IRQ_TYPE_LEVEL_LOW>; + dma-requests = <6>; + clocks = <&infracfg CLK_IFR_AP_DMA>; + clock-names = "apdma"; + #dma-cells = <1>; + }; + + uart0: serial@11002000 { + compatible = "mediatek,mt8365-uart", "mediatek,mt6577-uart"; + reg = <0 0x11002000 0 0x1000>; + interrupts = <GIC_SPI 35 IRQ_TYPE_LEVEL_LOW>; + clocks = <&clk26m>, <&infracfg CLK_IFR_UART0>; + clock-names = "baud", "bus"; + dmas = <&apdma 0>, <&apdma 1>; + dma-names = "tx", "rx"; + status = "disabled"; + }; + + uart1: serial@11003000 { + compatible = "mediatek,mt8365-uart", "mediatek,mt6577-uart"; + reg = <0 0x11003000 0 0x1000>; + interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_LOW>; + clocks = <&clk26m>, <&infracfg CLK_IFR_UART1>; + clock-names = "baud", "bus"; + dmas = <&apdma 2>, <&apdma 3>; + dma-names = "tx", "rx"; + status = "disabled"; + }; + + uart2: serial@11004000 { + compatible = "mediatek,mt8365-uart", "mediatek,mt6577-uart"; + reg = <0 0x11004000 0 0x1000>; + interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_LOW>; + clocks = <&clk26m>, <&infracfg CLK_IFR_UART2>; + clock-names = "baud", "bus"; + dmas = <&apdma 4>, <&apdma 5>; + dma-names = "tx", "rx"; + status = "disabled"; + }; + + pwm: pwm@11006000 { + compatible = "mediatek,mt8365-pwm"; + reg = <0 0x11006000 0 0x1000>; + #pwm-cells = <2>; + interrupts = <GIC_SPI 76 IRQ_TYPE_LEVEL_LOW>; + clocks = <&infracfg CLK_IFR_PWM_HCLK>, + <&infracfg CLK_IFR_PWM>, + <&infracfg CLK_IFR_PWM1>, + <&infracfg CLK_IFR_PWM2>, + <&infracfg CLK_IFR_PWM3>; + clock-names = "top", "main", "pwm1", "pwm2", "pwm3"; + }; + + spi: spi@1100a000 { + compatible = "mediatek,mt8365-spi", "mediatek,mt7622-spi"; + reg = <0 0x1100a000 0 0x100>; + #address-cells = <1>; + #size-cells = <0>; + interrupts = <GIC_SPI 62 IRQ_TYPE_LEVEL_LOW>; + clocks = <&topckgen CLK_TOP_UNIVPLL2_D4>, + <&topckgen CLK_TOP_SPI_SEL>, + <&infracfg CLK_IFR_SPI0>; + clock-names = "parent-clk", "sel-clk", "spi-clk"; + status = "disabled"; + }; + + ssusb: usb@11201000 { + compatible = "mediatek,mt8365-mtu3", "mediatek,mtu3"; + reg = <0 0x11201000 0 0x2e00>, <0 0x11203e00 0 0x0100>; + reg-names = "mac", "ippc"; + interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_LOW>; + phys = <&u2port0 PHY_TYPE_USB2>, + <&u2port1 PHY_TYPE_USB2>; + clocks = <&topckgen CLK_TOP_SSUSB_TOP_CK_EN>, + <&infracfg CLK_IFR_SSUSB_REF>, + <&infracfg CLK_IFR_SSUSB_SYS>, + <&infracfg CLK_IFR_ICUSB>; + clock-names = "sys_ck", "ref_ck", "mcu_ck", "dma_ck"; + #address-cells = <2>; + #size-cells = <2>; + ranges; + status = "disabled"; + + usb_host: usb@11200000 { + compatible = "mediatek,mt8365-xhci", "mediatek,mtk-xhci"; + reg = <0 0x11200000 0 0x1000>; + reg-names = "mac"; + interrupts = <GIC_SPI 67 IRQ_TYPE_LEVEL_LOW>; + clocks = <&topckgen CLK_TOP_SSUSB_TOP_CK_EN>, + <&infracfg CLK_IFR_SSUSB_REF>, + <&infracfg CLK_IFR_SSUSB_SYS>, + <&infracfg CLK_IFR_ICUSB>, + <&infracfg CLK_IFR_SSUSB_XHCI>; + clock-names = "sys_ck", "ref_ck", "mcu_ck", + "dma_ck", "xhci_ck"; + status = "disabled"; + }; + }; + + u3phy: phy@11cc0000 { + compatible = "mediatek,mt8365-tphy", "mediatek,generic-tphy-v2"; + #address-cells = <2>; + #size-cells = <2>; + #phy-cells = <1>; + ranges; + + u2port0: usb-phy@11cc0000 { + reg = <0 0x11cc0000 0 0x400>; + clocks = <&topckgen CLK_TOP_SSUSB_PHY_CK_EN>, + <&topckgen CLK_TOP_USB20_48M_EN>; + clock-names = "ref", "da_ref"; + #phy-cells = <1>; + }; + + u2port1: usb-phy@11cc1000 { + reg = <0 0x11cc1000 0 0x400>; + clocks = <&topckgen CLK_TOP_SSUSB_PHY_CK_EN>, + <&topckgen CLK_TOP_USB20_48M_EN>; + clock-names = "ref", "da_ref"; + #phy-cells = <1>; + }; + }; + }; + + 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>; + }; +}; -- 2.39.0