Le mer. 11 mars 2026 à 01:17, David Lechner <[email protected]> a écrit : > > From: Chris-QJ Chen <[email protected]> > > Add a basic .dts file for MediaTek Genio 520/720 EVKs. This will suffice > until an upstream devicetree is available from Linux. > > These boards a virtually identical (other than some camera capabilities)
nit: These boards are [...] > so share mostly the same devicetree. > > Signed-off-by: Chris-QJ Chen <[email protected]> > Signed-off-by: David Lechner <[email protected]> > --- > arch/arm/dts/Makefile | 2 + > arch/arm/dts/mt8371-genio-520-evk.dts | 11 +++ > arch/arm/dts/mt8371-genio-common.dtsi | 176 > ++++++++++++++++++++++++++++++++++ > arch/arm/dts/mt8391-genio-720-evk.dts | 11 +++ > 4 files changed, 200 insertions(+) > > diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile > index 264b13b6f5d..bd0f0fd7018 100644 > --- a/arch/arm/dts/Makefile > +++ b/arch/arm/dts/Makefile > @@ -1135,6 +1135,8 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += \ > mt7988-rfb.dtb \ > mt7988-sd-rfb.dtb \ > mt8183-pumpkin.dtb \ > + mt8371-genio-520-evk.dtb \ > + mt8391-genio-720-evk.dtb \ > mt8512-bm1-emmc.dtb \ > mt8516-pumpkin.dtb \ > mt8518-ap1-emmc.dtb > diff --git a/arch/arm/dts/mt8371-genio-520-evk.dts > b/arch/arm/dts/mt8371-genio-520-evk.dts > new file mode 100644 > index 00000000000..1ed325eb587 > --- /dev/null > +++ b/arch/arm/dts/mt8371-genio-520-evk.dts > @@ -0,0 +1,11 @@ > +// SPDX-License-Identifier: (GPL-2.0 OR MIT) > + > +/dts-v1/; > + > +#include "mt8189.dtsi" > +#include "mt8371-genio-common.dtsi" > + > +/ { > + model = "MediaTek Genio-520 EVK"; > + compatible = "mediatek,mt8371-evk", "mediatek,mt8371", > "mediatek,mt8189"; > +}; > diff --git a/arch/arm/dts/mt8371-genio-common.dtsi > b/arch/arm/dts/mt8371-genio-common.dtsi > new file mode 100644 > index 00000000000..c6aa22b7d10 > --- /dev/null > +++ b/arch/arm/dts/mt8371-genio-common.dtsi > @@ -0,0 +1,176 @@ > +// SPDX-License-Identifier: (GPL-2.0 OR MIT) > +/* > + * Copyright (C) 2026 MediaTek Inc. > + * Author: Macpaul Lin <[email protected]> > + */ > + > +#include "mt8189.dtsi" > +#include "mt8189-pinfunc.h" > +#include "mt6359.dtsi" > + > +/ { > + aliases { > + serial0 = &uart0; > + }; > + > + chosen { > + stdout-path = "serial0:921600n8"; > + }; > + > + firmware { > + optee { > + compatible = "linaro,optee-tz"; > + method = "smc"; > + }; > + > + psci { > + compatible = "arm,psci-1.0"; > + method = "smc"; > + }; > + }; > + > + memory@40000000 { > + /* 8GB */ > + device_type = "memory"; > + reg = <0 0x40000000 0x2 0x00000000>; > + }; > + > + reserved-memory { > + #address-cells = <2>; > + #size-cells = <2>; > + ranges; > + > + /* 2 MiB reserved for ARM Trusted Firmware (BL31) */ > + bl31_secmon_reserved: secmon@54600000 { > + no-map; > + reg = <0 0x54600000 0x0 0x200000>; > + }; > + > + /* 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>; > + }; > + > + dsi_reserved: dsi@60000000 { > + reg = <0 0x60000000 0 0x02000000>; > + no-map; > + }; > + }; > +}; > + > +&watchdog { > + status = "okay"; > +}; > + > +&uart0 { > + pinctrl-0 = <&uart0_pins>; > + pinctrl-names = "default"; > + status = "okay"; > +}; > + > +&mmc0 { > + bus-width = <8>; > + max-frequency = <200000000>; > + cap-mmc-highspeed; > + mmc-hs200-1_8v; > + mmc-hs400-1_8v; > + hs400-ds-delay = <0x1481b>; > + cap-mmc-hw-reset; > + vmmc-supply = <&mt6359_vemc_1_ldo_reg>; > + vqmmc-supply = <&mt6359_vufs_ldo_reg>; > + non-removable; > + pinctrl-names = "default", "state_uhs"; > + pinctrl-0 = <&mmc0_default_pins>; > + pinctrl-1 = <&mmc0_uhs_pins>; > + status = "okay"; > +}; > + > +&mt6359_vufs_ldo_reg { > + regulator-always-on; > +}; > + > +&pio { > + mmc0_default_pins: mmc0-default-pins { > + pins-clk { > + pinmux = <PINMUX_GPIO162__FUNC_MSDC0_CLK>; > + drive-strength = <6>; > + bias-pull-down = <MTK_PUPD_SET_R1R0_10>; > + }; > + > + pins-cmd-dat { > + pinmux = <PINMUX_GPIO166__FUNC_MSDC0_DAT0>, > + <PINMUX_GPIO165__FUNC_MSDC0_DAT1>, > + <PINMUX_GPIO164__FUNC_MSDC0_DAT2>, > + <PINMUX_GPIO163__FUNC_MSDC0_DAT3>, > + <PINMUX_GPIO159__FUNC_MSDC0_DAT4>, > + <PINMUX_GPIO158__FUNC_MSDC0_DAT5>, > + <PINMUX_GPIO157__FUNC_MSDC0_DAT6>, > + <PINMUX_GPIO156__FUNC_MSDC0_DAT7>, > + <PINMUX_GPIO161__FUNC_MSDC0_CMD>; > + input-enable; > + drive-strength = <6>; > + bias-pull-up = <MTK_PUPD_SET_R1R0_01>; > + }; > + > + pins-rst { > + pinmux = <PINMUX_GPIO160__FUNC_MSDC0_RSTB>; > + drive-strength = <6>; > + bias-pull-up = <MTK_PUPD_SET_R1R0_00>; > + }; > + }; > + > + mmc0_uhs_pins: mmc0-uhs-pins { > + pins-clk { > + pinmux = <PINMUX_GPIO162__FUNC_MSDC0_CLK>; > + drive-strength = <8>; > + bias-pull-down = <MTK_PUPD_SET_R1R0_10>; > + }; > + > + pins-cmd-dat { > + pinmux = <PINMUX_GPIO166__FUNC_MSDC0_DAT0>, > + <PINMUX_GPIO165__FUNC_MSDC0_DAT1>, > + <PINMUX_GPIO164__FUNC_MSDC0_DAT2>, > + <PINMUX_GPIO163__FUNC_MSDC0_DAT3>, > + <PINMUX_GPIO159__FUNC_MSDC0_DAT4>, > + <PINMUX_GPIO158__FUNC_MSDC0_DAT5>, > + <PINMUX_GPIO157__FUNC_MSDC0_DAT6>, > + <PINMUX_GPIO156__FUNC_MSDC0_DAT7>, > + <PINMUX_GPIO161__FUNC_MSDC0_CMD>; > + input-enable; > + drive-strength = <8>; > + bias-pull-up = <MTK_PUPD_SET_R1R0_01>; > + }; > + > + pins-ds { > + pinmux = <PINMUX_GPIO167__FUNC_MSDC0_DSL>; > + drive-strength = <8>; > + bias-pull-down = <MTK_PUPD_SET_R1R0_10>; > + }; > + > + pins-rst { > + pinmux = <PINMUX_GPIO160__FUNC_MSDC0_RSTB>; > + bias-pull-up = <MTK_PUPD_SET_R1R0_00>; > + }; > + }; > + > + uart0_pins: uart0-pins { > + pins { > + pinmux = <PINMUX_GPIO31__FUNC_UTXD0>, > + <PINMUX_GPIO32__FUNC_URXD0>; > + bias-pull-up; > + }; > + }; > +}; > + > +&pmic { > + interrupts-extended = <&pio 194 IRQ_TYPE_LEVEL_HIGH>; > +}; > diff --git a/arch/arm/dts/mt8391-genio-720-evk.dts > b/arch/arm/dts/mt8391-genio-720-evk.dts > new file mode 100644 > index 00000000000..c8e57433ce6 > --- /dev/null > +++ b/arch/arm/dts/mt8391-genio-720-evk.dts > @@ -0,0 +1,11 @@ > +// SPDX-License-Identifier: (GPL-2.0 OR MIT) > + > +/dts-v1/; > + > +#include "mt8189.dtsi" > +#include "mt8371-genio-common.dtsi" > + > +/ { > + model = "MediaTek Genio-720 EVK"; > + compatible = "mediatek,mt8391-evk", "mediatek,mt8391", > "mediatek,mt8189"; > +}; > > -- > 2.43.0 >
