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From: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
To: Andy Gross <agross@kernel.org>,
	Bjorn Andersson <bjorn.andersson@linaro.org>,
	Doug Anderson <dianders@chromium.org>
Cc: linux-arm-msm@vger.kernel.org
Subject: [PATCH v3 0/4] arm64: dts: qcom: qrb5165-rb5: use GPIO as SPI0 CS
Date: Tue,  9 Feb 2021 23:28:45 +0300	[thread overview]
Message-ID: <20210209202849.1148569-1-dmitry.baryshkov@linaro.org> (raw)

GENI SPI controller shows several issues if it manages the CS on its own
(see 37dd4b777942 ("arm64: dts: qcom: sc7180: Provide pinconf for SPI to
use GPIO for CS") for the details). Configure SPI0 CS pin as a GPIO.

Changes since v2:
 - Move pinctrl-names to the board file.
 - Reorder CS/CS-gpio/data-clk nodes to follow alphabetical sort.

Changes since v1:
 - Split sm8250's spi pin config into mux/config parts, split away CS
   handling from main SPI pinctrl nodes.

----------------------------------------------------------------
Dmitry Baryshkov (4):
      arm64: dts: qcom: sm8250: split spi pinctrl config
      arm64: dts: qcom: sm8250: further split of spi pinctrl config
      arm64: dts: qcom: sm8250: add pinctrl for SPI using GPIO as a CS
      arm64: dts: qcom: qrb5165-rb5: switch into using GPIO for SPI0 CS

 arch/arm64/boot/dts/qcom/qrb5165-rb5.dts |  13 +
 arch/arm64/boot/dts/qcom/sm8250.dtsi     | 521 +++++++++++++++----------------
 2 files changed, 273 insertions(+), 261 deletions(-)



             reply	other threads:[~2021-02-09 21:27 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-09 20:28 Dmitry Baryshkov [this message]
2021-02-09 20:28 ` [PATCH v3 1/4] arm64: dts: qcom: sm8250: split spi pinctrl config Dmitry Baryshkov
2021-02-09 23:57   ` Doug Anderson
2021-02-10 15:34     ` Bjorn Andersson
2021-02-09 20:28 ` [PATCH v3 2/4] arm64: dts: qcom: sm8250: further split of " Dmitry Baryshkov
2021-02-09 23:57   ` Doug Anderson
2021-02-09 20:28 ` [PATCH v3 3/4] arm64: dts: qcom: sm8250: add pinctrl for SPI using GPIO as a CS Dmitry Baryshkov
2021-02-09 23:57   ` Doug Anderson
2021-02-09 20:28 ` [PATCH v3 4/4] arm64: dts: qcom: qrb5165-rb5: switch into using GPIO for SPI0 CS Dmitry Baryshkov
2021-02-09 23:57   ` Doug Anderson

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