[v5,02/13] dt-bindings: power: supply: Add MediaTek MT6370 Charger

Commit Message

ChiaEn Wu July 15, 2022, 11:25 a.m. UTC

From: ChiaEn Wu <[e-mail]>

Add MediaTek MT6370 Charger binding documentation.

Signed-off-by: ChiaEn Wu <[e-mail]>
Reviewed-by: Krzysztof Kozlowski <[e-mail]>
---
 .../power/supply/mediatek,mt6370-charger.yaml      | 88 ++++++++++++++++++++++
 1 file changed, 88 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/power/supply/mediatek,mt6370-charger.yaml

Patch

diff --git a/Documentation/devicetree/bindings/power/supply/mediatek,mt6370-charger.yaml b/Documentation/devicetree/bindings/power/supply/mediatek,mt6370-charger.yaml
new file mode 100644
index 0000000..bd09a0a
--- /dev/null
+++ b/Documentation/devicetree/bindings/power/supply/mediatek,mt6370-charger.yaml
@@ -0,0 +1,88 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/power/supply/mediatek,mt6370-charger.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek MT6370 Battery Charger
+
+maintainers:
+  - ChiaEn Wu <[e-mail]>
+
+description: |
+  This module is part of the MT6370 MFD device.
+  Provides Battery Charger, Boost for OTG devices and BC1.2 detection.
+
+properties:
+  compatible:
+    const: mediatek,mt6370-charger
+
+  interrupts:
+    description: |
+      Specify what irqs are needed to be handled by MT6370 Charger driver. IRQ
+      "MT6370_IRQ_CHG_MIVR", "MT6370_IRQ_ATTACH" and "MT6370_IRQ_OVPCTRL_UVP_D"
+      are required.
+    items:
+      - description: BC1.2 done irq
+      - description: usb plug in irq
+      - description: mivr irq
+
+  interrupt-names:
+    items:
+      - const: attach_i
+      - const: uvp_d_evt
+      - const: mivr
+
+  io-channels:
+    description: |
+      Use ADC channel to read VBUS, IBUS, IBAT, etc., info.
+    minItems: 1
+    items:
+      - description: |
+          VBUS voltage with lower accuracy (+-75mV) but higher measure
+          range (1~22V)
+      - description: |
+          VBUS voltage with higher accuracy (+-30mV) but lower measure
+          range (1~9.76V)
+      - description: the main system input voltage
+      - description: battery voltage
+      - description: battery temperature-sense input voltage
+      - description: IBUS current (required)
+      - description: battery current
+      - description: |
+          regulated output voltage to supply for the PWM low-side gate driver
+          and the bootstrap capacitor
+      - description: IC junction temperature
+
+  io-channel-names:
+    minItems: 1
+    items:
+      - const: vbusdiv5
+      - const: vbusdiv2
+      - const: vsys
+      - const: vbat
+      - const: ts_bat
+      - const: ibus
+      - const: ibat
+      - const: chg_vddp
+      - const: temp_jc
+
+  usb-otg-vbus-regulator:
+    type: object
+    description: OTG boost regulator.
+    unevaluatedProperties: false
+    $ref: /schemas/regulator/regulator.yaml#
+
+    properties:
+      enable-gpios:
+        maxItems: 1
+
+required:
+  - compatible
+  - interrupts
+  - interrupt-names
+  - io-channels
+
+additionalProperties: false
+
+...