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[v4,0/2] pinctrl: qcom: Add sm8250 lpass lpi pinctrl support

Message ID 20201116143432.15809-1-srinivas.kandagatla@linaro.org
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Series pinctrl: qcom: Add sm8250 lpass lpi pinctrl support | expand

Message

Srinivas Kandagatla Nov. 16, 2020, 2:34 p.m. UTC 
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 v3:
 - updated bindings as per Rob's review!

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      | 734 ++++++++++++++++++
 4 files changed, 875 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/pinctrl/qcom,lpass-lpi-pinctrl.yaml
 create mode 100644 drivers/pinctrl/qcom/pinctrl-lpass-lpi.c

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2.21.0