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author | Rahul Tanwar <rahul.tanwar@linux.intel.com> | 2019-12-18 09:20:24 +0300 |
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committer | Linus Walleij <linus.walleij@linaro.org> | 2020-01-07 02:20:42 +0300 |
commit | 0434cd276e7265d6db2bc389a021b795ec16fa69 (patch) | |
tree | a55b303bcbad01c19184f9ba1f41f22a9e076a47 /Documentation/devicetree/bindings/pinctrl/intel,lgm-io.yaml | |
parent | 4805746420a96011af78437552f5231deef6f295 (diff) | |
download | linux-0434cd276e7265d6db2bc389a021b795ec16fa69.tar.xz |
dt-bindings: pinctrl: intel: Update to use generic bindings
Kernel 5.5 adds generic pin mux & cfg node schema. Update pinctrl bindings
for LGM to use these newly added schemas. Also, rename filename to match
the compatible string.
Signed-off-by: Rahul Tanwar <rahul.tanwar@linux.intel.com>
Link: https://lore.kernel.org/r/20191218062024.25475-1-rahul.tanwar@linux.intel.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'Documentation/devicetree/bindings/pinctrl/intel,lgm-io.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/pinctrl/intel,lgm-io.yaml | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/pinctrl/intel,lgm-io.yaml b/Documentation/devicetree/bindings/pinctrl/intel,lgm-io.yaml new file mode 100644 index 000000000000..a386fb520510 --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/intel,lgm-io.yaml @@ -0,0 +1,76 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/bindings/pinctrl/intel,lgm-io.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Intel Lightning Mountain SoC pinmux & GPIO controller binding + +maintainers: + - Rahul Tanwar <rahul.tanwar@linux.intel.com> + +description: | + Pinmux & GPIO controller controls pin multiplexing & configuration including + GPIO function selection & GPIO attributes configuration. + +allOf: + - $ref: pincfg-node.yaml# + - $ref: pinmux-node.yaml# + +properties: + compatible: + const: intel,lgm-io + + reg: + maxItems: 1 + +# Client device subnode's properties +patternProperties: + '-pins$': + type: object + description: + Pinctrl node's client devices use subnodes for desired pin configuration. + Client device subnodes use below standard properties. + + properties: + function: true + group: true + pins: true + pinmux: true + bias-pull-up: true + bias-pull-down: true + drive-strength: true + slew-rate: true + drive-open-drain: true + output-enable: true + + required: + - function + - group + + additionalProperties: false + +required: + - compatible + - reg + +additionalProperties: false + +examples: + # Pinmux controller node + - | + pinctrl: pinctrl@e2880000 { + compatible = "intel,lgm-io"; + reg = <0xe2880000 0x100000>; + + uart0-pins { + pins = <64>, /* UART_RX0 */ + <65>; /* UART_TX0 */ + function = "CONSOLE_UART0"; + pinmux = <1>, + <1>; + groups = "CONSOLE_UART0"; + }; + }; + +... |