diff mbox series

[v9,01/10] dt-bindings: power: supply: Add MediaTek MT6370 Charger

Message ID 20220830034042.9354-2-peterwu.pub@gmail.com
State New
Headers show
Series [v9,01/10] dt-bindings: power: supply: Add MediaTek MT6370 Charger | expand

Commit Message

ChiaEn Wu Aug. 30, 2022, 3:40 a.m. UTC
From: ChiaEn Wu <chiaen_wu@richtek.com>

Add MediaTek MT6370 Charger binding documentation.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: ChiaEn Wu <chiaen_wu@richtek.com>
---
 .../power/supply/mediatek,mt6370-charger.yaml      | 88 ++++++++++++++++++++++
 1 file changed, 88 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/power/supply/mediatek,mt6370-charger.yaml

Comments

Lee Jones Sept. 5, 2022, 3:17 p.m. UTC | #1
On Tue, 30 Aug 2022, ChiaEn Wu wrote:

> From: ChiaEn Wu <chiaen_wu@richtek.com>
> 
> MediaTek MT6370 is a SubPMIC consisting of a single cell battery charger
> with ADC monitoring, RGB LEDs, dual channel flashlight, WLED backlight
> driver, display bias voltage supply, one general purpose LDO, and the
> USB Type-C & PD controller complies with the latest USB Type-C and PD
> standards.
> 
> Add support for the MediaTek MT6370 backlight driver.
> It controls 4 channels of 8 series WLEDs in
> 2048 (only for MT6370/MT6371) / 16384 (only for MT6372)
> current steps (30 mA) in exponential or linear mapping curves.
> 
> Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
> Signed-off-by: ChiaEn Wu <chiaen_wu@richtek.com>
> ---
> 
> v9
> - Revise the format of the comments.
> ---
>  drivers/video/backlight/Kconfig            |  13 ++
>  drivers/video/backlight/Makefile           |   1 +
>  drivers/video/backlight/mt6370-backlight.c | 351 +++++++++++++++++++++++++++++
>  3 files changed, 365 insertions(+)
>  create mode 100644 drivers/video/backlight/mt6370-backlight.c

Applied, thanks.
diff mbox series

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 <chiaen_wu@richtek.com>
+
+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
+
+...