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Subject[PATCH 1/6] dt-bindings: can: Document devicetree bindings for MCP25XXFD
Date
From: Martin Sperl <kernel@martin.sperl.org>

Add devicetree YAML bindings for Microchip MCP25XXFD CAN controller.

Signed-off-by: Martin Sperl <kernel@martin.sperl.org>
[mani: converted to YAML binding]
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
---
.../bindings/net/can/microchip,mcp25xxfd.yaml | 82 +++++++++++++++++++
1 file changed, 82 insertions(+)
create mode 100644 Documentation/devicetree/bindings/net/can/microchip,mcp25xxfd.yaml

diff --git a/Documentation/devicetree/bindings/net/can/microchip,mcp25xxfd.yaml b/Documentation/devicetree/bindings/net/can/microchip,mcp25xxfd.yaml
new file mode 100644
index 000000000000..7b87ec328515
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/can/microchip,mcp25xxfd.yaml
@@ -0,0 +1,82 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/can/microchip,mcp25xxfd.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Microchip MCP25XXFD stand-alone CAN controller binding
+
+maintainers:
+ - Martin Sperl <kernel@martin.sperl.org>
+ - Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
+
+properties:
+ compatible:
+ const: microchip,mcp2517fd
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ gpio-controller: true
+
+ "#gpio-cells":
+ const: 2
+
+ vdd-supply:
+ description: Regulator that powers the CAN controller
+
+ xceiver-supply:
+ description: Regulator that powers the CAN transceiver
+
+ microchip,clock-out-div:
+ description: Clock output pin divider
+ allOf:
+ - $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1, 2, 4, 10]
+ default: 10
+
+ microchip,clock-div2:
+ description: Divide the internal clock by 2
+ type: boolean
+
+ microchip,gpio-open-drain:
+ description: Enable open-drain for all pins
+ type: boolean
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - interrupts
+ - gpio-controller
+ - vdd-supply
+ - xceiver-supply
+
+additionalProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ can0: can@1 {
+ compatible = "microchip,mcp2517fd";
+ reg = <1>;
+ clocks = <&clk24m>;
+ interrupt-parent = <&gpio4>;
+ interrupts = <13 0x8>;
+ vdd-supply = <&reg5v0>;
+ xceiver-supply = <&reg5v0>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+ };
+
+...
--
2.17.1
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