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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/devicetree/bindings/net/can/microchip,mcp251xfd.yaml | |
parent | Initial commit. (diff) | |
download | linux-upstream/5.10.209.tar.xz linux-upstream/5.10.209.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | Documentation/devicetree/bindings/net/can/microchip,mcp251xfd.yaml | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/net/can/microchip,mcp251xfd.yaml b/Documentation/devicetree/bindings/net/can/microchip,mcp251xfd.yaml new file mode 100644 index 000000000..2a884c1fe --- /dev/null +++ b/Documentation/devicetree/bindings/net/can/microchip,mcp251xfd.yaml @@ -0,0 +1,79 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/can/microchip,mcp251xfd.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: + Microchip MCP2517FD and MCP2518FD stand-alone CAN controller device tree + bindings + +maintainers: + - Marc Kleine-Budde <mkl@pengutronix.de> + +properties: + compatible: + oneOf: + - const: microchip,mcp2517fd + description: for MCP2517FD + - const: microchip,mcp2518fd + description: for MCP2518FD + - const: microchip,mcp251xfd + description: to autodetect chip variant + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + vdd-supply: + description: Regulator that powers the CAN controller. + + xceiver-supply: + description: Regulator that powers the CAN transceiver. + + microchip,rx-int-gpios: + description: + GPIO phandle of GPIO connected to to INT1 pin of the MCP251XFD, which + signals a pending RX interrupt. + maxItems: 1 + + spi-max-frequency: + description: + Must be half or less of "clocks" frequency. + maximum: 20000000 + +required: + - compatible + - reg + - interrupts + - clocks + +additionalProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + #include <dt-bindings/interrupt-controller/irq.h> + + spi0 { + #address-cells = <1>; + #size-cells = <0>; + + can@0 { + compatible = "microchip,mcp251xfd"; + reg = <0>; + clocks = <&can0_osc>; + pinctrl-names = "default"; + pinctrl-0 = <&can0_pins>; + spi-max-frequency = <20000000>; + interrupts-extended = <&gpio 13 IRQ_TYPE_LEVEL_LOW>; + microchip,rx-int-gpios = <&gpio 27 GPIO_ACTIVE_LOW>; + vdd-supply = <®5v0>; + xceiver-supply = <®5v0>; + }; + }; |