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[92.233.226.227]) by smtp.gmail.com with ESMTPSA id 20sm50488wmk.16.2020.12.01.06.30.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 01 Dec 2020 06:30:00 -0800 (PST) From: Srinivas Kandagatla To: linus.walleij@linaro.org, bjorn.andersson@linaro.org Cc: robh+dt@kernel.org, agross@kernel.org, linux-arm-msm@vger.kernel.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, srinivas.kandagatla@linaro.org Subject: [PATCH v5 0/2] pinctrl: qcom: Add sm8250 lpass lpi pinctrl support Date: Tue, 1 Dec 2020 14:28:28 +0000 Message-Id: <20201201142830.13152-1-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 2.21.0 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org This patch adds support for LPASS (Low Power Audio SubSystem) LPI (Low Power Island) pinctrl on SM8250. This patch has been tested on support to Qualcomm Robotics RB5 Development Kit based on QRB5165 Robotics SoC. This board has 2 WSA881X smart speakers with onboard DMIC connected to internal LPASS codec via WSA and VA macros respectively. Most of the work is derived from downstream Qualcomm kernels. Credits to various Qualcomm authors from Patrick Lai's team who have contributed to this code. Am guessing existing qcom folder should cover maintining this driver too! If not I can send additional patch to consolidate this along with other Audio related drivers in Maintainer file! Changes since v4: - added Rob's review - updated slew reg range - used u32p_replace_bits - sorted pin functions and its defines - address various trivial comments from Bjorn Srinivas Kandagatla (2): dt-bindings: pinctrl: qcom: Add sm8250 lpass lpi pinctrl bindings pinctrl: qcom: Add sm8250 lpass lpi pinctrl driver .../pinctrl/qcom,lpass-lpi-pinctrl.yaml | 132 ++++ drivers/pinctrl/qcom/Kconfig | 8 + drivers/pinctrl/qcom/Makefile | 1 + drivers/pinctrl/qcom/pinctrl-lpass-lpi.c | 727 ++++++++++++++++++ 4 files changed, 868 insertions(+) create mode 100644 Documentation/devicetree/bindings/pinctrl/qcom,lpass-lpi-pinctrl.yaml create mode 100644 drivers/pinctrl/qcom/pinctrl-lpass-lpi.c