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Thu, 11 Jan 2024 08:58:53 -0800 (PST) Received: from arrakeen.starnux.net ([2a01:e0a:982:cbb0:8261:5fff:fe11:bdda]) by smtp.gmail.com with ESMTPSA id iv17-20020a05600c549100b0040e5034d8e0sm6501354wmb.43.2024.01.11.08.58.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Jan 2024 08:58:53 -0800 (PST) From: Neil Armstrong Subject: [PATCH 0/2] arm64: dts: qcom: sm8650: mark gpio74 as reserved Date: Thu, 11 Jan 2024 17:58:48 +0100 Message-Id: <20240111-topic-sm8650-upstream-qrd-fix-gpio-reserved-v1-0-fad39b4c5def@linaro.org> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-B4-Tracking: v=1; b=H4sIAEgeoGUC/x2NQQqDQAwAvyI5N7C7VhG/UnqQTao56G4TKwXx7 w09DgwzJxirsMHYnKB8iEnZHOKtgbxM28wo5AwppHuIMeJeqmS0dei7gJ9qu/K04lsJX/LFuUp BZY8eTBhzS12fE7U8gBerskv/2+N5XT8cGbewfQAAAA== To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Neil Armstrong , Georgi Djakov X-Mailer: b4 0.12.4 X-Developer-Signature: v=1; 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a=openpgp; fpr=89EC3D058446217450F22848169AB7B1A4CFF8AE The TLMM gpio74 is also used to communicate with the secure NFC on-board module, some variants of the SM8650 QRD & MTP boards requires this GPIO to be dedicated to the secure firmware and set reserved in order to successfully initialize the TLMM GPIOs from HLOS (Linux). On the other boards this GPIO is unused so it's still safe to mark the GPIO as reserved. Signed-off-by: Neil Armstrong Reviewed-by: Elliot Berman --- Neil Armstrong (2): arm64: dts: qcom: sm8650-qrd: add gpio74 as reserved gpio arm64: dts: qcom: sm8650-mtp: add gpio74 as reserved gpio arch/arm64/boot/dts/qcom/sm8650-mtp.dts | 2 +- arch/arm64/boot/dts/qcom/sm8650-qrd.dts | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) --- base-commit: bffdfd2e7e63175ae261131a620f809d946cf9a7 change-id: 20240111-topic-sm8650-upstream-qrd-fix-gpio-reserved-1c3d56c2d3e8 Best regards,