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Message-ID: <20250314073307.25092-6-Lu.Tang@mediatek.com>
Date: Fri, 14 Mar 2025 15:32:31 +0800
From: Lu.Tang <Lu.Tang@...iatek.com>
To: Jonathan Cameron <jic23@...nel.org>, Lars-Peter Clausen <lars@...afoo.de>,
Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>, Dmitry Torokhov
<dmitry.torokhov@...il.com>, Lee Jones <lee@...nel.org>, Matthias Brugger
<matthias.bgg@...il.com>, AngeloGioacchino Del Regno
<angelogioacchino.delregno@...labora.com>, Sean Wang <sean.wang@...nel.org>,
Linus Walleij <linus.walleij@...aro.org>, Liam Girdwood
<lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>, Stephen Boyd
<sboyd@...nel.org>, Chen Zhong <chen.zhong@...iatek.com>, Sen Chu
<shen.chu@...iatek.com>
CC: <linux-iio@...r.kernel.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <linux-input@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>, <linux-mediatek@...ts.infradead.org>,
<linux-gpio@...r.kernel.org>,
<Project_Global_Chrome_Upstream_Group@...iatek.com>, Lu.Tang
<Lu.Tang@...iatek.com>
Subject: [PATCH 5/5] dt-bindings: pmic: mediatek: Add pmic documents
Add new pmic mfd and adc documents for mt8196
Signed-off-by: Lu.Tang <Lu.Tang@...iatek.com>
---
.../iio/adc/mediatek,spmi-pmic-auxadc.yaml | 31 ++++
.../bindings/input/mediatek,pmic-keys.yaml | 1 +
.../bindings/mfd/mediatek,mt6685.yaml | 50 +++++
.../bindings/mfd/mediatek,spmi-pmic.yaml | 173 ++++++++++++++++++
.../pinctrl/mediatek,mt65xx-pinctrl.yaml | 1 +
5 files changed, 256 insertions(+)
create mode 100644 Documentation/devicetree/bindings/iio/adc/mediatek,spmi-pmic-auxadc.yaml
create mode 100644 Documentation/devicetree/bindings/mfd/mediatek,mt6685.yaml
create mode 100644 Documentation/devicetree/bindings/mfd/mediatek,spmi-pmic.yaml
diff --git a/Documentation/devicetree/bindings/iio/adc/mediatek,spmi-pmic-auxadc.yaml b/Documentation/devicetree/bindings/iio/adc/mediatek,spmi-pmic-auxadc.yaml
new file mode 100644
index 000000000000..250782ad7d01
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/adc/mediatek,spmi-pmic-auxadc.yaml
@@ -0,0 +1,31 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/adc/mediatek,spmi-pmic-auxadc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek SPMI PMIC AUXADC
+
+maintainers:
+ - Lu Tang <lu.tang@...iatek.com>
+
+description:
+ The Auxiliary Analog/Digital Converter (AUXADC) is an ADC found
+ in some MediaTek PMICs, performing various PMIC related measurements
+ such as battery and PMIC internal voltage regulators temperatures,
+ other than voltages for various PMIC internal components.
+
+properties:
+ compatible:
+ enum:
+ - mediatek,mt6363-auxadc
+ - mediatek,mt6373-auxadc
+
+ "#io-channel-cells":
+ const: 1
+
+required:
+ - compatible
+ - "#io-channel-cells"
+
+additionalProperties: false
diff --git a/Documentation/devicetree/bindings/input/mediatek,pmic-keys.yaml b/Documentation/devicetree/bindings/input/mediatek,pmic-keys.yaml
index b95435bd6a9b..ce760039d4c2 100644
--- a/Documentation/devicetree/bindings/input/mediatek,pmic-keys.yaml
+++ b/Documentation/devicetree/bindings/input/mediatek,pmic-keys.yaml
@@ -31,6 +31,7 @@ properties:
- mediatek,mt6358-keys
- mediatek,mt6359-keys
- mediatek,mt6397-keys
+ - mediatek,mt6363-keys
power-off-time-sec: true
diff --git a/Documentation/devicetree/bindings/mfd/mediatek,mt6685.yaml b/Documentation/devicetree/bindings/mfd/mediatek,mt6685.yaml
new file mode 100644
index 000000000000..d3276df8952b
--- /dev/null
+++ b/Documentation/devicetree/bindings/mfd/mediatek,mt6685.yaml
@@ -0,0 +1,50 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mfd/mediatek,mt6685.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek MT6685 Clock IC
+
+maintainers:
+ - Lu Tang <lu.tang@...iatek.com>
+
+description: |
+ MT6685 is a clock IC.
+ Please see the sub-modules below for supported features.
+
+ MT6685 is a multifunction device with the following sub modules:
+ - RTC
+ - Clock
+
+properties:
+ compatible:
+ const: mediatek,mt6685
+
+ interrupts:
+ maxItems: 1
+
+ interrupt-controller: true
+
+ "#interrupt-cells":
+ const: 2
+
+required:
+ - compatible
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/spmi/spmi.h>
+ #include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+ spmi {
+ mfd@9 {
+ compatible = "mediatek,mt6685";
+ reg = <0x9 SPMI_USID>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ };
diff --git a/Documentation/devicetree/bindings/mfd/mediatek,spmi-pmic.yaml b/Documentation/devicetree/bindings/mfd/mediatek,spmi-pmic.yaml
new file mode 100644
index 000000000000..a8f1231623cf
--- /dev/null
+++ b/Documentation/devicetree/bindings/mfd/mediatek,spmi-pmic.yaml
@@ -0,0 +1,173 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mfd/mediatek,spmi-pmic.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek SPMI PMICs multi-function device
+
+maintainers:
+ - Lu Tang <lu.tang@...iatek.com>
+
+description: |
+ Some Mediatek PMICs are interfaced to the chip via the SPMI (System Power
+ Management Interface) bus.
+
+ The Mediatek SPMI series includes the MT6363, MT6373, MT6316 and other
+ PMICs.Please see the sub-modules below for supported features.
+
+ MT6363/MT6373 is a multifunction device with the following sub modules:
+ - Regulators
+ - ADC
+ - GPIO
+ - Keys
+ MT6316 is a multifunction device with the following sub modules:
+ - Regulators
+
+properties:
+ compatible:
+ oneOf:
+ - enum:
+ - mediatek,mt6363
+ - mediatek,mt6373
+ - mediatek,mt6316
+
+ interrupts:
+ maxItems: 1
+
+ interrupt-controller: true
+
+ "#interrupt-cells":
+ const: 2
+
+ regulators:
+ type: object
+ description:
+ List of child nodes that specify the regulators.
+ additionalProperties: true
+
+ properties:
+ compatible:
+ oneOf:
+ - enum:
+ - mediatek,mt6363-regulator
+ - mediatek,mt6373-regulator
+ - mediatek,mt6316-regulator
+
+ required:
+ - compatible
+
+ adc:
+ type: object
+ $ref: /schemas/iio/adc/mediatek,spmi-pmic-auxadc.yaml#
+ unevaluatedProperties: false
+
+ keys:
+ type: object
+ $ref: /schemas/input/mediatek,pmic-keys.yaml
+ unevaluatedProperties: false
+ description:
+ Power and Home keys.
+
+ pinctrl:
+ type: object
+ $ref: /schemas/pinctrl/mediatek,mt65xx-pinctrl.yaml
+ unevaluatedProperties: false
+ description:
+ Pin controller
+
+required:
+ - compatible
+ - regulators
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/spmi/spmi.h>
+ #include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+ spmi {
+ main_pmic: pmic@4 {
+ compatible = "mediatek,mt6363";
+ reg = <0x4 SPMI_USID>;
+ interrupts = <0x4 IRQ_TYPE_NONE>;
+ #address-cells = <0>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+
+ mt6363keys: keys {
+ compatible = "mediatek,mt6363-keys";
+ mediatek,long-press-mode = <1>;
+ power-off-time-sec = <0>;
+
+ power {
+ linux,keycodes = <116>;
+ wakeup-source;
+ };
+
+ home {
+ linux,keycodes = <115>;
+ };
+ };
+
+ mt6363_pio: pinctrl {
+ compatible = "mediatek,mt6363-pinctrl";
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+
+ mt6363regulator: regulators {
+ compatible = "mediatek,mt6363-regulator";
+
+ mt6363_vs2: vs2 {
+ regulator-name = "mt6363_vs2";
+ regulator-allowed-modes = <0 1 2>;
+ regulator-always-on;
+ regulator-allow-set-load;
+ };
+
+ mt6363_vbuck1: vbuck1 {
+ regulator-name = "mt6363_vbuck1";
+ regulator-allowed-modes = <0 1 2>;
+ };
+
+ mt6363_vbuck2: vbuck2 {
+ regulator-name = "mt6363_vbuck2";
+ regulator-allowed-modes = <0 1 2>;
+ };
+
+ mt6363_vbuck3: vbuck3 {
+ regulator-name = "mt6363_vbuck3";
+ regulator-allowed-modes = <0 1 2>;
+ };
+
+ mt6363_vbuck4: vbuck4 {
+ regulator-name = "mt6363_vbuck4";
+ regulator-allowed-modes = <0 1 2>;
+ };
+
+ mt6363_vbuck5: vbuck5 {
+ regulator-name = "mt6363_vbuck5";
+ regulator-allowed-modes = <0 1 2>;
+ };
+
+ mt6363_vbuck6: vbuck6 {
+ regulator-name = "mt6363_vbuck6";
+ regulator-allowed-modes = <0 1 2>;
+ };
+
+ mt6363_vbuck7: vbuck7 {
+ regulator-name = "mt6363_vbuck7";
+ regulator-allowed-modes = <0 1 2>;
+ };
+
+ // ...
+
+ mt6363_isink_load: isink-load {
+ regulator-name = "mt6363_isink_load";
+ };
+ };
+ };
+ };
diff --git a/Documentation/devicetree/bindings/pinctrl/mediatek,mt65xx-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/mediatek,mt65xx-pinctrl.yaml
index bccff08a5ba3..bf3ba58a7705 100644
--- a/Documentation/devicetree/bindings/pinctrl/mediatek,mt65xx-pinctrl.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/mediatek,mt65xx-pinctrl.yaml
@@ -17,6 +17,7 @@ properties:
enum:
- mediatek,mt2701-pinctrl
- mediatek,mt2712-pinctrl
+ - mediatek,mt6363-pinctrl
- mediatek,mt6397-pinctrl
- mediatek,mt7623-pinctrl
- mediatek,mt8127-pinctrl
--
2.46.0
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