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author | Sascha Hauer <s.hauer@pengutronix.de> | 2021-05-17 13:27:45 +0200 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2021-05-17 16:23:06 +0200 |
commit | a5a4c1d5a3c4f89059fb612b5786ec8b61b959f1 (patch) | |
tree | fe87198c6cc02e54d3131d087d2b9f7c3e96c689 /dts/Bindings/gpio/fairchild,74hc595.yaml | |
parent | ba9de18c5f211678f5d0f67a0758c632ab774cca (diff) | |
download | barebox-a5a4c1d5a3c4f89059fb612b5786ec8b61b959f1.tar.gz barebox-a5a4c1d5a3c4f89059fb612b5786ec8b61b959f1.tar.xz |
dts: update to v5.13-rc1
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'dts/Bindings/gpio/fairchild,74hc595.yaml')
-rw-r--r-- | dts/Bindings/gpio/fairchild,74hc595.yaml | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/dts/Bindings/gpio/fairchild,74hc595.yaml b/dts/Bindings/gpio/fairchild,74hc595.yaml new file mode 100644 index 0000000000..5fe19fa5f6 --- /dev/null +++ b/dts/Bindings/gpio/fairchild,74hc595.yaml @@ -0,0 +1,77 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/fairchild,74hc595.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Generic 8-bit shift register + +maintainers: + - Maxime Ripard <mripard@kernel.org> + +properties: + compatible: + enum: + - fairchild,74hc595 + - nxp,74lvc594 + + reg: + maxItems: 1 + + gpio-controller: true + + '#gpio-cells': + description: + The second cell is only used to specify the GPIO polarity. + const: 2 + + registers-number: + description: Number of daisy-chained shift registers + + enable-gpios: + description: GPIO connected to the OE (Output Enable) pin. + maxItems: 1 + + spi-max-frequency: true + +patternProperties: + "^(hog-[0-9]+|.+-hog(-[0-9]+)?)$": + type: object + + properties: + gpio-hog: true + gpios: true + output-high: true + output-low: true + line-name: true + + required: + - gpio-hog + - gpios + + additionalProperties: false + +required: + - compatible + - reg + - gpio-controller + - '#gpio-cells' + - registers-number + +additionalProperties: false + +examples: + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + + gpio5: gpio5@0 { + compatible = "fairchild,74hc595"; + reg = <0>; + gpio-controller; + #gpio-cells = <2>; + registers-number = <4>; + spi-max-frequency = <100000>; + }; + }; |