From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- .../devicetree/bindings/fsi/fsi-master-gpio.txt | 28 ++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 Documentation/devicetree/bindings/fsi/fsi-master-gpio.txt (limited to 'Documentation/devicetree/bindings/fsi/fsi-master-gpio.txt') diff --git a/Documentation/devicetree/bindings/fsi/fsi-master-gpio.txt b/Documentation/devicetree/bindings/fsi/fsi-master-gpio.txt new file mode 100644 index 000000000..1e4424507 --- /dev/null +++ b/Documentation/devicetree/bindings/fsi/fsi-master-gpio.txt @@ -0,0 +1,28 @@ +Device-tree bindings for gpio-based FSI master driver +----------------------------------------------------- + +Required properties: + - compatible = "fsi-master-gpio"; + - clock-gpios = ; : GPIO for FSI clock + - data-gpios = ; : GPIO for FSI data signal + +Optional properties: + - enable-gpios = ; : GPIO for enable signal + - trans-gpios = ; : GPIO for voltage translator enable + - mux-gpios = ; : GPIO for pin multiplexing with other + functions (eg, external FSI masters) + - no-gpio-delays; : Don't add extra delays between GPIO + accesses. This is useful when the HW + GPIO block is running at a low enough + frequency. + +Examples: + + fsi-master { + compatible = "fsi-master-gpio", "fsi-master"; + clock-gpios = <&gpio 0>; + data-gpios = <&gpio 1>; + enable-gpios = <&gpio 2>; + trans-gpios = <&gpio 3>; + mux-gpios = <&gpio 4>; + } -- cgit v1.2.3