Re: [PATCH v3 3/4] arm64: dts: qcom: sc7180: align TLMM pin configuration with DT schema

From: Doug Anderson
Date: Wed Oct 19 2022 - 11:56:54 EST


Hi,

On Tue, Oct 18, 2022 at 5:14 PM Krzysztof Kozlowski
<krzysztof.kozlowski@xxxxxxxxxx> wrote:
>
> DT schema expects TLMM pin configuration nodes to be named with
> '-state' suffix and their optional children with '-pins' suffix.
>
> Merge subnodes named 'pinconf' and 'pinmux' into one entry, add function
> where missing (required by bindings for GPIOs) and reorganize overriding
> pins by boards.
>
> Split the SPI and UART configuration into separate nodes
> 1. SPI (MOSI, MISO, SCLK), SPI chip-select, SPI chip-select via GPIO,
> 2. UART per each pin: TX, RX and optional CTS/RTS.
>
> This allows each board to customize them easily without adding any new
> nodes.
>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
>
> ---
>
> Changes since v2:
> 1. Rebase on reverted SPI CS glitch patch.
>
> Changes since v1:
> 1. Split SPI and UART nodes, after discussion with Doug.
>
> Not tested on hardware.
>
> Cc: Doug Anderson <dianders@xxxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/sc7180-idp.dts | 236 +++----
> .../boot/dts/qcom/sc7180-trogdor-coachz.dtsi | 36 +-
> .../dts/qcom/sc7180-trogdor-homestar.dtsi | 47 +-
> .../dts/qcom/sc7180-trogdor-kingoftown-r0.dts | 16 +-
> .../dts/qcom/sc7180-trogdor-kingoftown.dtsi | 8 +-
> .../boot/dts/qcom/sc7180-trogdor-lazor.dtsi | 16 +-
> .../dts/qcom/sc7180-trogdor-mrbland-rev0.dtsi | 25 +-
> .../boot/dts/qcom/sc7180-trogdor-mrbland.dtsi | 72 +-
> .../qcom/sc7180-trogdor-parade-ps8640.dtsi | 32 +-
> .../boot/dts/qcom/sc7180-trogdor-pazquel.dtsi | 8 +-
> .../boot/dts/qcom/sc7180-trogdor-pompom.dtsi | 14 +-
> .../qcom/sc7180-trogdor-quackingstick.dtsi | 56 +-
> .../arm64/boot/dts/qcom/sc7180-trogdor-r1.dts | 8 +-
> .../dts/qcom/sc7180-trogdor-ti-sn65dsi86.dtsi | 16 +-
> .../qcom/sc7180-trogdor-wormdingler-rev0.dtsi | 25 +-
> .../dts/qcom/sc7180-trogdor-wormdingler.dtsi | 72 +-
> arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi | 629 +++++++-----------
> arch/arm64/boot/dts/qcom/sc7180.dtsi | 597 +++++++++--------
> 18 files changed, 776 insertions(+), 1137 deletions(-)

You probably should send a v4 since this now conflicts with commit
c24c9d53e001 ("arm64: dts: qcom: correct white-space before {"), which
has landed.

In any case, this looks nice to me.

Reviewed-by: Douglas Anderson <dianders@xxxxxxxxxxxx>

FWIW I put this on a sc7180-trogdor-coachz and the device booted up to
the browser. I didn't do massive amounts of tests, but I'm OK with:

Tested-by: Douglas Anderson <dianders@xxxxxxxxxxxx>