From 7ebc194d0fd4bb0fc8c7aca4b500b5b24e733267 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Mon, 7 Aug 2017 09:41:50 -0300 Subject: gpio: 74x164: Introduce 'enable-gpios' property 74HC595 has an /OE (output enable) pin that can be controlled by a GPIO. Introduce an optional property called 'enable-gpios' that allows controlling the /OE pin. Signed-off-by: Fabio Estevam Acked-by: Rob Herring Signed-off-by: Linus Walleij --- Documentation/devicetree/bindings/gpio/gpio-74x164.txt | 3 +++ 1 file changed, 3 insertions(+) (limited to 'Documentation/devicetree/bindings/gpio/gpio-74x164.txt') diff --git a/Documentation/devicetree/bindings/gpio/gpio-74x164.txt b/Documentation/devicetree/bindings/gpio/gpio-74x164.txt index ce1b2231bf5d..2a97553d8d76 100644 --- a/Documentation/devicetree/bindings/gpio/gpio-74x164.txt +++ b/Documentation/devicetree/bindings/gpio/gpio-74x164.txt @@ -12,6 +12,9 @@ Required properties: 1 = active low - registers-number: Number of daisy-chained shift registers +Optional properties: +- enable-gpios: GPIO connected to the OE (Output Enable) pin. + Example: gpio5: gpio5@0 { -- cgit v1.2.3-59-g8ed1b