bindings/gpio/gpio-pisosr.txt

1 Generic Parallel-in/Serial-out Shift Register GPIO Driver
3 This binding describes generic parallel-in/serial-out shift register
5 SN74165 serial-out shift registers and the SN65HVS88x series of
9  - compatible		: Should be "pisosr-gpio".
10  - gpio-controller	: Marks the device node as a GPIO controller.
11  - #gpio-cells		: Should be two. For consumer use see gpio.txt.
14  - ngpios		: Number of used GPIO lines (0..n-1), default is 8.
15  - load-gpios		: GPIO pin specifier attached to load enable, this
19 For other required and optional properties of SPI slave
20 nodes please refer to ../spi/spi-bus.txt.
24 	gpio@0 {
25 		compatible = "ti,sn65hvs882", "pisosr-gpio";
26 		gpio-controller;
27 		#gpio-cells = <2>;
29 		load-gpios = <&gpio2 23 GPIO_ACTIVE_LOW>;
32 		spi-max-frequency = <1000000>;
33 		spi-cpol;