Re: [PATCH v4 2/2] usb typec: mt6360: Add MT6360 Type-C DT binding documentation
From: Rob Herring <robh@kernel.org>
Date: 2020-08-28 22:05:27
Also in:
linux-devicetree, linux-mediatek, linux-usb, lkml
On Fri, Aug 28, 2020 at 06:30:36PM +0800, cy_huang wrote:
quoted hunk ↗ jump to hunk
From: ChiYuan Huang <redacted> Add a devicetree binding documentation for the MT6360 Type-C driver. usb typec: mt6360: Rename DT binding doument from mt6360 to mt636x Signed-off-by: ChiYuan Huang <redacted> --- .../bindings/usb/mediatek,mt6360-tcpc.yaml | 73 ++++++++++++++++++++++ 1 file changed, 73 insertions(+) create mode 100644 Documentation/devicetree/bindings/usb/mediatek,mt6360-tcpc.yamldiff --git a/Documentation/devicetree/bindings/usb/mediatek,mt6360-tcpc.yaml b/Documentation/devicetree/bindings/usb/mediatek,mt6360-tcpc.yaml new file mode 100644 index 00000000..9e8ab0d --- /dev/null +++ b/Documentation/devicetree/bindings/usb/mediatek,mt6360-tcpc.yaml@@ -0,0 +1,73 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/usb/mediatek,mt6360-tcpc.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: Mediatek MT6360 Type-C Port Switch and Power Delivery controller DT bindings + +maintainers: + - ChiYuan Huang <cy_huang@richtek.com> + +description: | + Mediatek MT6360 is a multi-functional device. It integrates charger, ADC, flash, RGB indicators, + regulators (BUCKs/LDOs), and TypeC Port Switch with Power Delivery controller. + This document only describes MT6360 Type-C Port Switch and Power Delivery controller. + +properties: + compatible: + enum: + - mediatek,mt6360-tcpc + + interrupts-extended:
Use 'interrupts'. The tooling will automatically support 'interrupts-extended'.
+ maxItems: 1
+
+ interrupt-names:
+ items:
+ - const: PD_IRQB
+
+patternProperties:
+ "connector":
+ type: object
+ $ref: ../connector/usb-connector.yaml#
+ description:
+ Properties for usb c connector.
+
+additionalProperties: false
+
+required:
+ - compatible
+ - interrupts-extended
+ - interrupt-names
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/usb/pd.h>
+ i2c0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ mt6360@34 {
+ compatible = "mediatek,mt6360";
+ reg = <0x34>;
+
+ tcpc {
+ compatible = "mediatek,mt6360-tcpc";
+ interrupts-extended = <&gpio26 3 IRQ_TYPE_LEVEL_LOW>;
+ interrupt-names = "PD_IRQB";
+
+ connector {Where's the data connections? The assumption of the binding is the USB (2 and 3) connections come from the parent if there's no graph to the USB controller(s).
+ compatible = "usb-c-connector"; + label = "USB-C"; + data-role = "dual"; + power-role = "dual"; + try-power-role = "sink"; + source-pdos = <PDO_FIXED(5000, 1000, PDO_FIXED_DUAL_ROLE | PDO_FIXED_DATA_SWAP)>; + sink-pdos = <PDO_FIXED(5000, 2000, PDO_FIXED_DUAL_ROLE | PDO_FIXED_DATA_SWAP)>; + op-sink-microwatt = <10000000>; + }; + }; + }; + }; +... -- 2.7.4
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