Re: [PATCH v6 1/8] dt-bindings: serial: describe SA8255p

From: Krzysztof Kozlowski
Date: Tue Jun 10 2025 - 03:05:01 EST


On Fri, Jun 06, 2025 at 10:51:07PM GMT, Praveen Talari wrote:
> From: Nikunj Kela <quic_nkela@xxxxxxxxxxx>
>
> SA8255p platform abstracts resources such as clocks, interconnect and
> GPIO pins configuration in Firmware. SCMI power and perf protocols are
> used to send request for resource configurations.
>
> Add DT bindings for the QUP GENI UART controller on sa8255p platform.
>
> The wakeup interrupt (IRQ) is treated as optional, as not all UART
> instances have a wakeup-capable interrupt routed via the PDC.
>
> Signed-off-by: Nikunj Kela <quic_nkela@xxxxxxxxxxx>
> Co-developed-by: Praveen Talari <quic_ptalari@xxxxxxxxxxx>
> Signed-off-by: Praveen Talari <quic_ptalari@xxxxxxxxxxx>
> ---
> v5 -> v6
> - added description for interrupt-names
> - added wakeup irq as optional information in commit text and
> property description.
> - removed wake irq form example node.
>
> v4 -> v5
> - added wake irq in example node
>
> v3 -> v4
> - added version log after ---
>
> v2 -> v3
> - dropped description for interrupt-names
> - rebased reg property order in required option
>
> v1 -> v2
> - reorder sequence of tags in commit text
> - moved reg property after compatible field
> - added interrupt-names property
> ---
> .../serial/qcom,sa8255p-geni-uart.yaml | 68 +++++++++++++++++++
> 1 file changed, 68 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/serial/qcom,sa8255p-geni-uart.yaml
>
> diff --git a/Documentation/devicetree/bindings/serial/qcom,sa8255p-geni-uart.yaml b/Documentation/devicetree/bindings/serial/qcom,sa8255p-geni-uart.yaml
> new file mode 100644
> index 000000000000..c2e11ddcc0f6
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/serial/qcom,sa8255p-geni-uart.yaml
> @@ -0,0 +1,68 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/serial/qcom,sa8255p-geni-uart.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm Geni based QUP UART interface
> +
> +maintainers:
> + - Praveen Talari <quic_ptalari@xxxxxxxxxxx>
> +
> +allOf:
> + - $ref: /schemas/serial/serial.yaml#
> +
> +properties:
> + compatible:
> + enum:
> + - qcom,sa8255p-geni-uart
> + - qcom,sa8255p-geni-debug-uart
> +
> + reg:
> + maxItems: 1
> +
> + interrupts:
> + minItems: 1

Drop, this is not in sync with interrupt-names. You already received
comments on this. We talk about this since v4!

I am not reviewing the rest. Implement complete feedback given to you in
v4 and v5.

Best regards,
Krzysztof