diff options
author | Wadim Egorov <w.egorov@phytec.de> | 2023-04-12 16:05:51 +0200 |
---|---|---|
committer | Lee Jones <lee@kernel.org> | 2023-04-20 12:28:02 +0100 |
commit | 9f6ffd0da650f6ed264e124a3d6bb4e11a49f9f1 (patch) | |
tree | f0d218c46b9fa27dc81b4b6210f4277fca763336 /Documentation/devicetree/bindings/leds | |
parent | 7fec65155494fb9817adbd584f813a3faec33797 (diff) |
dt-bindings: leds: Convert PCA9532 to dtschema
Convert the PCA9532 LED Dimmer to dtschema.
While at it, update the example to match recommended node names and
the link to the product datasheet. Also add GPIO properties since
the driver allows to use unused pins as GPIOs.
Signed-off-by: Wadim Egorov <w.egorov@phytec.de>
Acked-by: Pavel Machek <pavel@ucw.cz>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Lee Jones <lee@kernel.org>
Link: https://lore.kernel.org/r/20230412140552.451527-1-w.egorov@phytec.de
Diffstat (limited to 'Documentation/devicetree/bindings/leds')
-rw-r--r-- | Documentation/devicetree/bindings/leds/leds-pca9532.txt | 49 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/leds/nxp,pca953x.yaml | 90 |
2 files changed, 90 insertions, 49 deletions
diff --git a/Documentation/devicetree/bindings/leds/leds-pca9532.txt b/Documentation/devicetree/bindings/leds/leds-pca9532.txt deleted file mode 100644 index f769c52e3643..000000000000 --- a/Documentation/devicetree/bindings/leds/leds-pca9532.txt +++ /dev/null @@ -1,49 +0,0 @@ -*NXP - pca9532 PWM LED Driver - -The PCA9532 family is SMBus I/O expander optimized for dimming LEDs. -The PWM support 256 steps. - -Required properties: - - compatible: - "nxp,pca9530" - "nxp,pca9531" - "nxp,pca9532" - "nxp,pca9533" - - reg - I2C slave address - -Each led is represented as a sub-node of the nxp,pca9530. - -Optional sub-node properties: - - label: see Documentation/devicetree/bindings/leds/common.txt - - type: Output configuration, see dt-bindings/leds/leds-pca9532.h (default NONE) - - linux,default-trigger: see Documentation/devicetree/bindings/leds/common.txt - - default-state: see Documentation/devicetree/bindings/leds/common.txt - This property is only valid for sub-nodes of type <PCA9532_TYPE_LED>. - -Example: - #include <dt-bindings/leds/leds-pca9532.h> - - leds: pca9530@60 { - compatible = "nxp,pca9530"; - reg = <0x60>; - - red-power { - label = "pca:red:power"; - type = <PCA9532_TYPE_LED>; - }; - green-power { - label = "pca:green:power"; - type = <PCA9532_TYPE_LED>; - }; - kernel-booting { - type = <PCA9532_TYPE_LED>; - default-state = "on"; - }; - sys-stat { - type = <PCA9532_TYPE_LED>; - default-state = "keep"; // don't touch, was set by U-Boot - }; - }; - -For more product information please see the link below: -http://nxp.com/documents/data_sheet/PCA9532.pdf diff --git a/Documentation/devicetree/bindings/leds/nxp,pca953x.yaml b/Documentation/devicetree/bindings/leds/nxp,pca953x.yaml new file mode 100644 index 000000000000..edf6f55df685 --- /dev/null +++ b/Documentation/devicetree/bindings/leds/nxp,pca953x.yaml @@ -0,0 +1,90 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/leds/nxp,pca953x.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP PCA9532 LED Dimmer + +maintainers: + - Riku Voipio <riku.voipio@iki.fi> + +description: | + The PCA9532 family is SMBus I/O expander optimized for dimming LEDs. + The PWM support 256 steps. + + For more product information please see the link below: + https://www.nxp.com/docs/en/data-sheet/PCA9532.pdf + +properties: + compatible: + enum: + - nxp,pca9530 + - nxp,pca9531 + - nxp,pca9532 + - nxp,pca9533 + + reg: + maxItems: 1 + + gpio-controller: true + + '#gpio-cells': + const: 2 + +patternProperties: + "^led-[0-9a-z]+$": + type: object + $ref: common.yaml# + unevaluatedProperties: false + + properties: + type: + description: | + Output configuration, see include/dt-bindings/leds/leds-pca9532.h + $ref: /schemas/types.yaml#/definitions/uint32 + default: 0 + minimum: 0 + maximum: 4 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + #include <dt-bindings/leds/leds-pca9532.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + led-controller@62 { + compatible = "nxp,pca9533"; + reg = <0x62>; + + led-1 { + label = "pca:red:power"; + type = <PCA9532_TYPE_LED>; + }; + + led-2 { + label = "pca:green:power"; + type = <PCA9532_TYPE_LED>; + }; + + led-3 { + type = <PCA9532_TYPE_LED>; + default-state = "on"; + }; + + led-4 { + type = <PCA9532_TYPE_LED>; + default-state = "keep"; + }; + }; + }; + +... |