Messages in this thread | | | Date | Tue, 27 Sep 2022 10:29:58 +0200 | Subject | Re: [PATCH 1/2] spi: dt-bindings: amlogic, meson-gx-spicc: Add pinctrl names for SPI signal states | From | Neil Armstrong <> |
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Hi,
On 09/08/2022 19:20, Amjad Ouled-Ameur wrote: > SPI pins of the SPICC Controller in Meson-GX needs to be controlled by > pin biais when idle. Therefore define three pinctrl names: > - default: SPI pins are controlled by spi function. > - idle-high: SCLK pin is pulled-up, but MOSI/MISO are still controlled > by spi function. > - idle-low: SCLK pin is pulled-down, but MOSI/MISO are still controlled > by spi function. > > Reported-by: Da Xue <da@libre.computer> > Signed-off-by: Neil Armstrong <narmstrong@baylibre.com> > Signed-off-by: Amjad Ouled-Ameur <aouledameur@baylibre.com>
Don't forget to CC devicetree@vger.kernel.org otherwise it won't be reviewed.
> --- > .../bindings/spi/amlogic,meson-gx-spicc.yaml | 15 +++++++++++++++ > 1 file changed, 15 insertions(+) > > diff --git a/Documentation/devicetree/bindings/spi/amlogic,meson-gx-spicc.yaml b/Documentation/devicetree/bindings/spi/amlogic,meson-gx-spicc.yaml > index 50de0da42c13..10707a8216f5 100644 > --- a/Documentation/devicetree/bindings/spi/amlogic,meson-gx-spicc.yaml > +++ b/Documentation/devicetree/bindings/spi/amlogic,meson-gx-spicc.yaml > @@ -43,6 +43,14 @@ properties: > minItems: 1 > maxItems: 2 > > + pinctrl-0: > + minItems: 1 > + > + pinctrl-1: > + maxItems: 1 > + > + pinctrl-names: true > + > if: > properties: > compatible: > @@ -69,6 +77,13 @@ else: > items: > - const: core > > + pinctrl-names: > + minItems: 1 > + items: > + - const: default > + - const: idle-high > + - const: idle-low > + > required: > - compatible > - reg
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