[PATCH v9 9/9] arm64: dts: mediatek: Add MediaTek MT6392 PMIC dtsi
From: Luca Leonardo Scorcia <hidden>
Date: 2026-08-20 12:27:38
Also in:
linux-devicetree, linux-gpio, linux-input, linux-mediatek, linux-pm, lkml
Subsystem:
arm/mediatek soc support, the rest · Maintainers:
Matthias Brugger, AngeloGioacchino Del Regno, Linus Torvalds
From: Val Packett <redacted> Add the dtsi to be included by all boards using the MT6392 PMIC, providing support for regulator, keys, pinctrl and RTC. Import the new file in the shared device tree for the Pumpkin boards. Signed-off-by: Val Packett <redacted> Signed-off-by: Luca Leonardo Scorcia <redacted> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> --- arch/arm64/boot/dts/mediatek/mt6392.dtsi | 145 ++++++++++++++++++ .../boot/dts/mediatek/pumpkin-common.dtsi | 7 + 2 files changed, 152 insertions(+) create mode 100644 arch/arm64/boot/dts/mediatek/mt6392.dtsi
diff --git a/arch/arm64/boot/dts/mediatek/mt6392.dtsi b/arch/arm64/boot/dts/mediatek/mt6392.dtsi
new file mode 100644
index 000000000000..69d63c153d9e
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt6392.dtsi@@ -0,0 +1,145 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2019 MediaTek Inc. + * Copyright (c) 2024 Val Packett <val@packett.cool> + * Copyright (c) 2026 Luca Leonardo Scorcia <l.scorcia@gmail.com> + */ + +#include <dt-bindings/input/input.h> +#include <dt-bindings/regulator/mediatek,mt6392-regulator.h> + +&pwrap { + pmic: pmic { + compatible = "mediatek,mt6392", "mediatek,mt6323"; + interrupt-controller; + #interrupt-cells = <2>; + + mt6392keys: keys { + compatible = "mediatek,mt6392-keys"; + + key-power { + linux,keycodes = <KEY_POWER>; + wakeup-source; + }; + + key-home { + linux,keycodes = <KEY_HOME>; + wakeup-source; + }; + }; + + mt6392pio: pinctrl { + compatible = "mediatek,mt6392-pinctrl"; + + gpio-controller; + #gpio-cells = <2>; + }; + + mt6392regulators: regulators { + compatible = "mediatek,mt6392-regulator"; + + /* Fixed supply defined in the data sheet */ + avddldo-supply = <&mt6392_vsys_reg>; + + mt6392_vcore_reg: vcore { + regulator-allowed-modes = <MT6392_REGULATOR_MODE_NORMAL + MT6392_BUCK_MODE_FORCE_PWM>; + }; + mt6392_vproc_reg: vproc { + regulator-allowed-modes = <MT6392_REGULATOR_MODE_NORMAL + MT6392_BUCK_MODE_FORCE_PWM>; + }; + mt6392_vsys_reg: vsys { + regulator-allowed-modes = <MT6392_REGULATOR_MODE_NORMAL + MT6392_BUCK_MODE_FORCE_PWM>; + }; + mt6392_vaud28_reg: vaud28 { + regulator-allowed-modes = <MT6392_REGULATOR_MODE_NORMAL + MT6392_LDO_MODE_LP>; + }; + mt6392_vxo22_reg: vxo22 { + regulator-allowed-modes = <MT6392_REGULATOR_MODE_NORMAL + MT6392_LDO_MODE_LP>; + }; + mt6392_vaud22_reg: vaud22 { + regulator-allowed-modes = <MT6392_REGULATOR_MODE_NORMAL + MT6392_LDO_MODE_LP>; + }; + mt6392_vadc18_reg: vadc18 { + regulator-allowed-modes = <MT6392_REGULATOR_MODE_NORMAL + MT6392_LDO_MODE_LP>; + }; + mt6392_vcama_reg: vcama { }; + mt6392_vcn35_reg: vcn35 { + regulator-allowed-modes = <MT6392_REGULATOR_MODE_NORMAL + MT6392_LDO_MODE_LP>; + }; + mt6392_vio28_reg: vio28 { + regulator-allowed-modes = <MT6392_REGULATOR_MODE_NORMAL + MT6392_LDO_MODE_LP>; + }; + mt6392_vusb_reg: vusb { + regulator-allowed-modes = <MT6392_REGULATOR_MODE_NORMAL + MT6392_LDO_MODE_LP>; + }; + mt6392_vmc_reg: vmc { + regulator-allowed-modes = <MT6392_REGULATOR_MODE_NORMAL + MT6392_LDO_MODE_LP>; + }; + mt6392_vmch_reg: vmch { + regulator-allowed-modes = <MT6392_REGULATOR_MODE_NORMAL + MT6392_LDO_MODE_LP>; + }; + mt6392_vemc3v3_reg: vemc3v3 { + regulator-allowed-modes = <MT6392_REGULATOR_MODE_NORMAL + MT6392_LDO_MODE_LP>; + }; + mt6392_vcamaf_reg: vcamaf { + regulator-allowed-modes = <MT6392_REGULATOR_MODE_NORMAL + MT6392_LDO_MODE_LP>; + }; + mt6392_vgp1_reg: vgp1 { + regulator-allowed-modes = <MT6392_REGULATOR_MODE_NORMAL + MT6392_LDO_MODE_LP>; + }; + mt6392_vgp2_reg: vgp2 { + regulator-allowed-modes = <MT6392_REGULATOR_MODE_NORMAL + MT6392_LDO_MODE_LP>; + }; + mt6392_vefuse_reg: vefuse { + regulator-allowed-modes = <MT6392_REGULATOR_MODE_NORMAL + MT6392_LDO_MODE_LP>; + }; + mt6392_vm25_reg: vm25 { + regulator-allowed-modes = <MT6392_REGULATOR_MODE_NORMAL + MT6392_LDO_MODE_LP>; + }; + mt6392_vdig18_reg: vdig18 { }; + mt6392_vm_reg: vm { + regulator-allowed-modes = <MT6392_REGULATOR_MODE_NORMAL + MT6392_LDO_MODE_LP>; + }; + mt6392_vio18_reg: vio18 { + regulator-allowed-modes = <MT6392_REGULATOR_MODE_NORMAL + MT6392_LDO_MODE_LP>; + }; + mt6392_vcn18_reg: vcn18 { + regulator-allowed-modes = <MT6392_REGULATOR_MODE_NORMAL + MT6392_LDO_MODE_LP>; + }; + mt6392_vcamd_reg: vcamd { + regulator-allowed-modes = <MT6392_REGULATOR_MODE_NORMAL + MT6392_LDO_MODE_LP>; + }; + mt6392_vcamio_reg: vcamio { + regulator-allowed-modes = <MT6392_REGULATOR_MODE_NORMAL + MT6392_LDO_MODE_LP>; + }; + mt6392_vrtc_reg: vrtc { }; + }; + + mt6392rtc: rtc { + compatible = "mediatek,mt6392-rtc", "mediatek,mt6323-rtc"; + }; + }; +};
diff --git a/arch/arm64/boot/dts/mediatek/pumpkin-common.dtsi b/arch/arm64/boot/dts/mediatek/pumpkin-common.dtsi
index 805fb82138a8..b19d5792bd89 100644
--- a/arch/arm64/boot/dts/mediatek/pumpkin-common.dtsi
+++ b/arch/arm64/boot/dts/mediatek/pumpkin-common.dtsi@@ -6,6 +6,8 @@ #include <dt-bindings/gpio/gpio.h> +#include "mt6392.dtsi" + / { aliases { serial0 = &uart0;
@@ -160,6 +162,11 @@ &i2c2 { status = "okay"; }; +&pmic { + interrupt-parent = <&pio>; + interrupts = <28 IRQ_TYPE_LEVEL_HIGH>; +}; + &uart0 { status = "okay"; };
--
2.43.0