Message ID | 20240123141311.220505-6-krzysztof.kozlowski@linaro.org |
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State | New |
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([178.197.215.66]) by smtp.gmail.com with ESMTPSA id r8-20020adfe688000000b00337d97338b0sm12132298wrm.76.2024.01.23.06.13.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 23 Jan 2024 06:13:46 -0800 (PST) From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> To: Bjorn Andersson <andersson@kernel.org>, Konrad Dybcio <konrad.dybcio@linaro.org>, Srinivas Kandagatla <srinivas.kandagatla@linaro.org>, Banajit Goswami <bgoswami@quicinc.com>, Liam Girdwood <lgirdwood@gmail.com>, Mark Brown <broonie@kernel.org>, Rob Herring <robh+dt@kernel.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>, Conor Dooley <conor+dt@kernel.org>, Philipp Zabel <p.zabel@pengutronix.de>, "Rafael J. Wysocki" <rafael@kernel.org>, Viresh Kumar <viresh.kumar@linaro.org>, Frank Rowand <frowand.list@gmail.com>, Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>, linux-arm-msm@vger.kernel.org, alsa-devel@alsa-project.org, linux-sound@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org Cc: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>, Bartosz Golaszewski <brgl@bgdev.pl>, Sean Anderson <sean.anderson@seco.com>, Rob Herring <robh@kernel.org> Subject: [PATCH v4 5/6] ASoC: dt-bindings: qcom,wsa8840: Add reset-gpios for shared line Date: Tue, 23 Jan 2024 15:13:10 +0100 Message-Id: <20240123141311.220505-6-krzysztof.kozlowski@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240123141311.220505-1-krzysztof.kozlowski@linaro.org> References: <20240123141311.220505-1-krzysztof.kozlowski@linaro.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: <linux-kernel.vger.kernel.org> List-Subscribe: <mailto:linux-kernel+subscribe@vger.kernel.org> List-Unsubscribe: <mailto:linux-kernel+unsubscribe@vger.kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1788891000099401580 X-GMAIL-MSGID: 1788891000099401580 |
Series |
reset: gpio: ASoC: shared GPIO resets
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Commit Message
Krzysztof Kozlowski
Jan. 23, 2024, 2:13 p.m. UTC
On newer Qualcomm platforms, like X1E80100-CRD, the WSA884x speakers share SD_N GPIOs between two speakers, thus a coordinated assertion is needed. Linux supports handling shared GPIO lines through "reset-gpios" property, thus allow specifying either powerdown or reset GPIOs (these are the same). Cc: Bartosz Golaszewski <brgl@bgdev.pl> Cc: Sean Anderson <sean.anderson@seco.com> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> --- If previous patches are fine, then this commit is independent and could be taken via ASoC. --- .../devicetree/bindings/sound/qcom,wsa8840.yaml | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/sound/qcom,wsa8840.yaml b/Documentation/devicetree/bindings/sound/qcom,wsa8840.yaml index d717017b0fdb..22798d22d981 100644 --- a/Documentation/devicetree/bindings/sound/qcom,wsa8840.yaml +++ b/Documentation/devicetree/bindings/sound/qcom,wsa8840.yaml @@ -28,6 +28,10 @@ properties: description: Powerdown/Shutdown line to use (pin SD_N) maxItems: 1 + reset-gpios: + description: Powerdown/Shutdown line to use (pin SD_N) + maxItems: 1 + '#sound-dai-cells': const: 0 @@ -37,11 +41,16 @@ properties: required: - compatible - reg - - powerdown-gpios - '#sound-dai-cells' - vdd-1p8-supply - vdd-io-supply +oneOf: + - required: + - powerdown-gpios + - required: + - reset-gpios + unevaluatedProperties: false examples: