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| author | Marek Vasut <marex@denx.de> | 2021-01-24 20:02:55 +0300 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2021-02-01 14:02:34 +0300 |
| commit | bbaa298f57cbcd214a4bffc4d877579686ee709e (patch) | |
| tree | a8f86eb910c045f3b0afa56f7880801d49580d8f /Documentation/devicetree/bindings/mmc/arm,pl18x.yaml | |
| parent | c93767cf64ebf41c65d8834af27df63f2f0f7ec5 (diff) | |
| download | linux-bbaa298f57cbcd214a4bffc4d877579686ee709e.tar.xz | |
mmc: mmci: Add bindings to operate CMD, CK, CKIN pins as GPIO
Add DT bindings to describe GPIO line associated with CMD, CK, CKIN pins.
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Alexandre Torgue <alexandre.torgue@st.com>
Cc: Ludovic Barre <ludovic.barre@st.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20210124170258.32862-1-marex@denx.de
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'Documentation/devicetree/bindings/mmc/arm,pl18x.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/mmc/arm,pl18x.yaml | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml b/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml index eddc1f6bdbe5..47595cb483be 100644 --- a/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml +++ b/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml @@ -127,6 +127,26 @@ properties: driver to sample the receive data (for example with a voltage switch transceiver). + st,cmd-gpios: + maxItems: 1 + description: + The GPIO matching the CMD pin. + + st,ck-gpios: + maxItems: 1 + description: + The GPIO matching the CK pin. + + st,ckin-gpios: + maxItems: 1 + description: + The GPIO matching the CKIN pin. + +dependencies: + st,cmd-gpios: [ "st,use-ckin" ] + st,ck-gpios: [ "st,use-ckin" ] + st,ckin-gpios: [ "st,use-ckin" ] + unevaluatedProperties: false required: |