diff options
-rw-r--r-- | Documentation/devicetree/bindings/gpio/lacie,netxbig-gpio-ext.yaml | 60 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/gpio/netxbig-gpio-ext.txt | 22 |
2 files changed, 60 insertions, 22 deletions
diff --git a/Documentation/devicetree/bindings/gpio/lacie,netxbig-gpio-ext.yaml b/Documentation/devicetree/bindings/gpio/lacie,netxbig-gpio-ext.yaml new file mode 100644 index 000000000000..42021ee14125 --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/lacie,netxbig-gpio-ext.yaml @@ -0,0 +1,60 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/lacie,netxbig-gpio-ext.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NetxBig GPIO extension bus + +maintainers: + - Simon Guinot <simon.guinot@sequanux.org> + +description: > + GPIO extension bus found on some LaCie/Seagate boards + (Example: 2Big/5Big Network v2, 2Big NAS). + +properties: + compatible: + items: + - const: lacie,netxbig-gpio-ext + + addr-gpios: + description: GPIOs representing the address register (LSB->MSB). + items: + - description: bit 0 (LSB) + - description: bit 1 + - description: bit 2 (MSB) + + data-gpios: + description: GPIOs representing the data register (LSB->MSB). + items: + - description: bit 0 (LSB) + - description: bit 1 + - description: bit 2 (MSB) + + enable-gpio: + description: Latches the new configuration (address, data) on raising edge. + maxItems: 1 + +required: + - compatible + - addr-gpios + - data-gpios + - enable-gpio + +additionalProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + + gpio { + compatible = "lacie,netxbig-gpio-ext"; + addr-gpios = <&gpio1 15 GPIO_ACTIVE_HIGH + &gpio1 16 GPIO_ACTIVE_HIGH + &gpio1 17 GPIO_ACTIVE_HIGH>; + data-gpios = <&gpio1 12 GPIO_ACTIVE_HIGH + &gpio1 13 GPIO_ACTIVE_HIGH + &gpio1 14 GPIO_ACTIVE_HIGH>; + enable-gpio = <&gpio0 29 GPIO_ACTIVE_HIGH>; + }; diff --git a/Documentation/devicetree/bindings/gpio/netxbig-gpio-ext.txt b/Documentation/devicetree/bindings/gpio/netxbig-gpio-ext.txt deleted file mode 100644 index 50ec2e690701..000000000000 --- a/Documentation/devicetree/bindings/gpio/netxbig-gpio-ext.txt +++ /dev/null @@ -1,22 +0,0 @@ -Binding for the GPIO extension bus found on some LaCie/Seagate boards -(Example: 2Big/5Big Network v2, 2Big NAS). - -Required properties: -- compatible: "lacie,netxbig-gpio-ext". -- addr-gpios: GPIOs representing the address register (LSB -> MSB). -- data-gpios: GPIOs representing the data register (LSB -> MSB). -- enable-gpio: latches the new configuration (address, data) on raising edge. - -Example: - -netxbig_gpio_ext: netxbig-gpio-ext { - compatible = "lacie,netxbig-gpio-ext"; - - addr-gpios = <&gpio1 15 GPIO_ACTIVE_HIGH - &gpio1 16 GPIO_ACTIVE_HIGH - &gpio1 17 GPIO_ACTIVE_HIGH>; - data-gpios = <&gpio1 12 GPIO_ACTIVE_HIGH - &gpio1 13 GPIO_ACTIVE_HIGH - &gpio1 14 GPIO_ACTIVE_HIGH>; - enable-gpio = <&gpio0 29 GPIO_ACTIVE_HIGH>; -}; |