[PATCH 23/27] arm64: dts: mediatek: Add MT6331 PMIC devicetree

[AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>]

MT6331 is the primary PMIC for the MediaTek Helio X10 MT6795 smartphone
platforms: add a devicetree describing its regulators, Real Time Clock
and PMIC-keys.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---
 arch/arm64/boot/dts/mediatek/mt6331.dtsi | 284 +++++++++++++++++++++++
 1 file changed, 289 insertions(+)
 create mode 100644 arch/arm64/boot/dts/mediatek/mt6331.dtsi

diff --git a/arch/arm64/boot/dts/mediatek/mt6331.dtsi b/arch/arm64/boot/dts/mediatek/mt6331.dtsi
new file mode 100644
index 000000000000..fcec8c07fe39
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt6331.dtsi
@@ -0,0 +1,284 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Copyright (c) 2023 Collabora Ltd.
+ * Author: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
+ */
+#include <dt-bindings/input/input.h>
+
+&pwrap {
+	pmic: mt6331 {
+		compatible = "mediatek,mt6331";
+		interrupt-controller;
+		#interrupt-cells = <2>;
+
+		mt6331regulator: mt6331regulator {
+			compatible = "mediatek,mt6331-regulator";
+
+			mt6331_vdvfs11_reg: buck-vdvfs11 {
+				regulator-name = "vdvfs11";
+				regulator-min-microvolt = <700000>;
+				regulator-max-microvolt = <1493750>;
+				regulator-ramp-delay = <12500>;
+				regulator-enable-ramp-delay = <0>;
+				regulator-allowed-modes = <0 1>;
+				regulator-always-on;
+			};
+
+			mt6331_vdvfs12_reg: buck-vdvfs12 {
+				regulator-name = "vdvfs12";
+				regulator-min-microvolt = <700000>;
+				regulator-max-microvolt = <1493750>;
+				regulator-ramp-delay = <12500>;
+				regulator-enable-ramp-delay = <0>;
+				regulator-allowed-modes = <0 1>;
+				regulator-always-on;
+			};
+
+			mt6331_vdvfs13_reg: buck-vdvfs13 {
+				regulator-name = "vdvfs13";
+				regulator-min-microvolt = <700000>;
+				regulator-max-microvolt = <1493750>;
+				regulator-ramp-delay = <12500>;
+				regulator-enable-ramp-delay = <0>;
+				regulator-allowed-modes = <0 1>;
+				regulator-always-on;
+			};
+
+			mt6331_vdvfs14_reg: buck-vdvfs14 {
+				regulator-name = "vdvfs14";
+				regulator-min-microvolt = <700000>;
+				regulator-max-microvolt = <1493750>;
+				regulator-ramp-delay = <12500>;
+				regulator-enable-ramp-delay = <0>;
+				regulator-allowed-modes = <0 1>;
+				regulator-always-on;
+			};
+
+			mt6331_vcore2_reg: buck-vcore2 {
+				regulator-name = "vcore2";
+				regulator-min-microvolt = <700000>;
+				regulator-max-microvolt = <1493750>;
+				regulator-ramp-delay = <12500>;
+				regulator-enable-ramp-delay = <0>;
+				regulator-allowed-modes = <0 1>;
+				regulator-always-on;
+			};
+
+			mt6331_vio18_reg: buck-vio18 {
+				regulator-name = "vio18";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-ramp-delay = <12500>;
+				regulator-enable-ramp-delay = <0>;
+				regulator-allowed-modes = <0 1>;
+				regulator-always-on;
+			};
+
+			mt6331_vtcxo1_reg: ldo-vtcxo1 {
+				regulator-name = "vtcxo1";
+				regulator-min-microvolt = <2800000>;
+				regulator-max-microvolt = <2800000>;
+				regulator-ramp-delay = <0>;
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			mt6331_vtcxo2_reg: ldo-vtcxo2 {
+				regulator-name = "vtcxo2";
+				regulator-min-microvolt = <2800000>;
+				regulator-max-microvolt = <2800000>;
+				regulator-ramp-delay = <0>;
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			mt6331_avdd32_aud_reg: ldo-avdd32aud {
+				regulator-name = "avdd32_aud";
+				regulator-min-microvolt = <2800000>;
+				regulator-max-microvolt = <3200000>;
+				regulator-ramp-delay = <0>;
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			mt6331_vauxa32_reg: ldo-vauxa32 {
+				regulator-name = "vauxa32";
+				regulator-min-microvolt = <2800000>;
+				regulator-max-microvolt = <3200000>;
+				regulator-ramp-delay = <0>;
+			};
+
+			mt6331_vcama_reg: ldo-vcama {
+				regulator-name = "vcama";
+				regulator-min-microvolt = <1500000>;
+				regulator-max-microvolt = <2800000>;
+				regulator-ramp-delay = <0>;
+			};
+
+			mt6331_vio28_reg: ldo-vio28 {
+				regulator-name = "vio28";
+				regulator-min-microvolt = <2800000>;
+				regulator-max-microvolt = <2800000>;
+				regulator-ramp-delay = <0>;
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			mt6331_vcamaf_reg: ldo-vcamaf {
+				regulator-name = "vcam_af";
+				regulator-min-microvolt = <1200000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-ramp-delay = <0>;
+			};
+
+			mt6331_vmc_reg: ldo-vmc {
+				regulator-name = "vmc";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-ramp-delay = <0>;
+			};
+
+			mt6331_vmch_reg: ldo-vmch {
+				regulator-name = "vmch";
+				regulator-min-microvolt = <3000000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-ramp-delay = <0>;
+			};
+
+			mt6331_vemc33_reg: ldo-vemc33 {
+				regulator-name = "vemc33";
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-ramp-delay = <0>;
+				regulator-always-on;
+			};
+
+			mt6331_vgp1_reg: ldo-vgp1 {
+				regulator-name = "vgp1";
+				regulator-min-microvolt = <1200000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-ramp-delay = <0>;
+				regulator-always-on;
+			};
+
+			mt6331_vsim1_reg: ldo-vsim1 {
+				regulator-name = "vsim1";
+				regulator-min-microvolt = <1700000>;
+				regulator-max-microvolt = <3100000>;
+				regulator-ramp-delay = <0>;
+				regulator-always-on;
+			};
+
+			mt6331_vsim2_reg: ldo-vsim2 {
+				regulator-name = "vsim2";
+				regulator-min-microvolt = <1700000>;
+				regulator-max-microvolt = <3100000>;
+				regulator-ramp-delay = <0>;
+			};
+
+			mt6331_vmipi_reg: ldo-vmipi {
+				regulator-name = "vmipi";
+				regulator-min-microvolt = <1200000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-ramp-delay = <0>;
+				regulator-always-on;
+			};
+
+			mt6331_vibr_reg: ldo-vibr {
+				regulator-name = "vibr";
+				regulator-min-microvolt = <1200000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-ramp-delay = <0>;
+			};
+
+			mt6331_vgp4_reg: ldo-vgp4 {
+				regulator-name = "vgp4";
+				regulator-min-microvolt = <1600000>;
+				regulator-max-microvolt = <2200000>;
+				regulator-ramp-delay = <0>;
+				regulator-always-on;
+			};
+
+			mt6331_vcamd_reg: ldo-vcamd {
+				regulator-name = "vcamd";
+				regulator-min-microvolt = <900000>;
+				regulator-max-microvolt = <1500000>;
+				regulator-ramp-delay = <0>;
+				regulator-always-on;
+			};
+
+			mt6331_vusb10_reg: ldo-vusb10 {
+				regulator-name = "vusb";
+				regulator-min-microvolt = <1000000>;
+				regulator-max-microvolt = <1300000>;
+				regulator-ramp-delay = <0>;
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			mt6331_vcamio_reg: ldo-vcamio {
+				regulator-name = "vcam_io";
+				regulator-min-microvolt = <1200000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-ramp-delay = <0>;
+			};
+
+			mt6331_vsram_reg: ldo-vsram {
+				regulator-name = "vsram";
+				regulator-min-microvolt = <1012500>;
+				regulator-max-microvolt = <1012500>;
+				regulator-ramp-delay = <0>;
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			mt6331_vgp2_reg: ldo-vgp2 {
+				regulator-name = "vgp2";
+				regulator-min-microvolt = <1100000>;
+				regulator-max-microvolt = <1500000>;
+				regulator-ramp-delay = <0>;
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			mt6331_vgp3_reg: ldo-vgp3 {
+				regulator-name = "vgp3";
+				regulator-min-microvolt = <1200000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-ramp-delay = <0>;
+				regulator-always-on;
+			};
+
+			mt6331_vrtc_reg: ldo-vrtc {
+				regulator-name = "vrtc";
+				regulator-min-microvolt = <2800000>;
+				regulator-max-microvolt = <2800000>;
+				regulator-ramp-delay = <0>;
+				regulator-always-on;
+			};
+
+			mt6331_vdig18_reg: ldo-vdig18 {
+				regulator-name = "dvdd18_dig";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-ramp-delay = <0>;
+				regulator-always-on;
+			};
+		};
+
+		mt6331rtc: mt6331rtc {
+			compatible = "mediatek,mt6331-rtc";
+		};
+
+		mt6331keys: mt6331keys {
+			compatible = "mediatek,mt6331-keys";
+			power {
+				linux,keycodes = <KEY_POWER>;
+				wakeup-source;
+			};
+			home {
+				linux,keycodes = <KEY_HOME>;
+			};
+		};
+	};
+};
-- 
2.40.0