[PATCH 02/19] dt-bindings: serial: rsci: Drop "uart-has-rtscts: false"

Biju Das posted 19 patches 3 months, 2 weeks ago
There is a newer version of this series
[PATCH 02/19] dt-bindings: serial: rsci: Drop "uart-has-rtscts: false"
Posted by Biju Das 3 months, 2 weeks ago
Drop "uart-has-rtscts: false" from binding as the IP support hardware
flow control.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
---
 Documentation/devicetree/bindings/serial/renesas,rsci.yaml | 2 --
 1 file changed, 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/serial/renesas,rsci.yaml b/Documentation/devicetree/bindings/serial/renesas,rsci.yaml
index f50d8e02f476..6b1f827a335b 100644
--- a/Documentation/devicetree/bindings/serial/renesas,rsci.yaml
+++ b/Documentation/devicetree/bindings/serial/renesas,rsci.yaml
@@ -54,8 +54,6 @@ properties:
   power-domains:
     maxItems: 1
 
-  uart-has-rtscts: false
-
 required:
   - compatible
   - reg
-- 
2.43.0
Re: [PATCH 02/19] dt-bindings: serial: rsci: Drop "uart-has-rtscts: false"
Posted by Conor Dooley 3 months, 2 weeks ago
On Mon, Oct 27, 2025 at 03:45:49PM +0000, Biju Das wrote:
> Drop "uart-has-rtscts: false" from binding as the IP support hardware
> flow control.

Why is it being removed, rather than only being required for the
existing devices? It's not clear to me that the comment about the IP
supporting flow control excludes the integration on these particular
devices from somehow having flow control disabled.

> 
> Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
> ---
>  Documentation/devicetree/bindings/serial/renesas,rsci.yaml | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/serial/renesas,rsci.yaml b/Documentation/devicetree/bindings/serial/renesas,rsci.yaml
> index f50d8e02f476..6b1f827a335b 100644
> --- a/Documentation/devicetree/bindings/serial/renesas,rsci.yaml
> +++ b/Documentation/devicetree/bindings/serial/renesas,rsci.yaml
> @@ -54,8 +54,6 @@ properties:
>    power-domains:
>      maxItems: 1
>  
> -  uart-has-rtscts: false
> -
>  required:
>    - compatible
>    - reg
> -- 
> 2.43.0
>