From: Dmitry Osipenko Date: Mon, 30 Mar 2020 20:40:10 +0000 (+0300) Subject: ASoC: tegra-wm8903: Document new nvidia, headset property X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=8240fe6c91b884b5f1f861a8c22721d6ea4c53c9;p=linux.git ASoC: tegra-wm8903: Document new nvidia, headset property Some devices have a 4-pin headset jack instead of 3-pin microphone jack. The new boolean nvidia,headset property tells that the Mic Jack represents the state of a headset microphone. This additional hardware description is needed because microphone detection procedure differs in a case of a 4-pin jack from a 3-pin jack. Signed-off-by: Dmitry Osipenko Link: https://lore.kernel.org/r/20200330204011.18465-2-digetx@gmail.com Signed-off-by: Mark Brown --- diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm8903.txt b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm8903.txt index a8f2b0c56c795..bbd581a8c5bc2 100644 --- a/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm8903.txt +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm8903.txt @@ -29,6 +29,7 @@ Optional properties: - nvidia,hp-det-gpios : The GPIO that detect headphones are plugged in - nvidia,int-mic-en-gpios : The GPIO that enables the internal microphone - nvidia,ext-mic-en-gpios : The GPIO that enables the external microphone +- nvidia,headset : The Mic Jack represents state of the headset microphone pin Example: