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[91.78.208.152]) by smtp.gmail.com with ESMTPSA id v22sm7287988ljj.67.2020.03.30.13.42.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 30 Mar 2020 13:42:43 -0700 (PDT) From: Dmitry Osipenko To: Rob Herring , Mark Brown , Jaroslav Kysela , Takashi Iwai , Liam Girdwood , Stephen Warren , Jonathan Hunter Cc: devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org Subject: [PATCH v1 1/2] dt-bindings: sound: tegra-wm8903: Document new nvidia,headset property Date: Mon, 30 Mar 2020 23:40:10 +0300 Message-Id: <20200330204011.18465-2-digetx@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200330204011.18465-1-digetx@gmail.com> References: <20200330204011.18465-1-digetx@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org 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 --- .../devicetree/bindings/sound/nvidia,tegra-audio-wm8903.txt | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm8903.txt b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm8903.txt index a8f2b0c56c79..bbd581a8c5bc 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: -- 2.25.1