From 924087c5c3d41553700b0eb83ca2a53b91643dca Mon Sep 17 00:00:00 2001 From: Ansuel Smith Date: Thu, 14 Oct 2021 00:39:14 +0200 Subject: dt-bindings: net: dsa: qca8k: Document qca,led-open-drain binding Document new binding qca,ignore-power-on-sel used to ignore power on strapping and use sw regs instead. Document qca,led-open.drain to set led to open drain mode, the qca,ignore-power-on-sel is mandatory with this enabled or an error will be reported. Signed-off-by: Ansuel Smith Signed-off-by: David S. Miller --- Documentation/devicetree/bindings/net/dsa/qca8k.txt | 11 +++++++++++ 1 file changed, 11 insertions(+) --- a/Documentation/devicetree/bindings/net/dsa/qca8k.txt +++ b/Documentation/devicetree/bindings/net/dsa/qca8k.txt @@ -13,6 +13,17 @@ Required properties: Optional properties: - reset-gpios: GPIO to be used to reset the whole device +- qca,ignore-power-on-sel: Ignore power on pin strapping to configure led open + drain or eeprom presence. This is needed for broken + devices that have wrong configuration or when the oem + decided to not use pin strapping and fallback to sw + regs. +- qca,led-open-drain: Set leds to open-drain mode. This requires the + qca,ignore-power-on-sel to be set or the driver will fail + to probe. This is needed if the oem doesn't use pin + strapping to set this mode and prefers to set it using sw + regs. The pin strapping related to led open drain mode is + the pin B68 for QCA832x and B49 for QCA833x Subnodes: