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[1/4] mmc: mmci: Add bindings to operate CMD, CK, CKIN pins as GPIO

Message ID 20210116180424.57331-1-marex@denx.de
State Superseded
Headers show
Series [1/4] mmc: mmci: Add bindings to operate CMD, CK, CKIN pins as GPIO | expand

Commit Message

Marek Vasut Jan. 16, 2021, 6:04 p.m. UTC 
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: Linus Walleij <linus.walleij@linaro.org>
Cc: Ludovic Barre <ludovic.barre@st.com>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Ulf Hansson <ulf.hansson@linaro.org>
Cc: linux-stm32@st-md-mailman.stormreply.com
Cc: devicetree@vger.kernel.org
---
NOTE: Depends on mmc: mmci: Convert bindings to DT schema
---
 .../devicetree/bindings/mmc/arm,pl18x.yaml    | 20 +++++++++++++++++++
 1 file changed, 20 insertions(+)
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml b/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml
index 0129d622fb67..0908dbeaa472 100644
--- a/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml
+++ b/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml
@@ -132,6 +132,26 @@  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" ]
+
 additionalProperties: true
 
 required: