Amend the DT bindings for the Renesas SCI driver to allow describing
optional GPIO-controlled modem lines, which can be used where dedicated
modem lines are not available.
The property naming is dictated by the Generic Serial DT Bindings.
Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Acked-by: Rob Herring <robh@xxxxxxxxxx>
Cc: devicetree@xxxxxxxxxxxxxxx
---
v2:
- Add Acked-by,
- Drop RFC status,
- Refer to the Generic Serial DT Bindings,
- Drop out[12]-gpios.
---
Documentation/devicetree/bindings/serial/renesas,sci-serial.txt | 2 ++
1 file changed, 2 insertions(+)
diff --git a/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt b/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt
index 528c3b90f23cb04b..997baeaa869baa6f 100644
--- a/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt
+++ b/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt
@@ -76,6 +76,8 @@ Optional properties:
- dmas: Must contain a list of two references to DMA specifiers, one for
transmission, and one for reception.
- dma-names: Must contain a list of two DMA names, "tx" and "rx".
+ - {cts,dsr,dcd,rng,rts,dtr}-gpios: Specify GPIOs for modem lines, cfr. the
+ generic serial DT bindings in serial.txt.
Example:
aliases {
--
1.9.1
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