linux-kernel - Re: [PATCH 1/2] dt-bindings: display: ti,am65x-dss: Add missing register & interrupt

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Message-ID: <20220419124031.5b6bn3yoqzlgjgcw@coleslaw>
Date:   Tue, 19 Apr 2022 07:40:31 -0500
From:   Nishanth Menon <nm@...com>
To:     Aradhya Bhatia <a-bhatia1@...com>
CC:     Jyri Sarha <jyri.sarha@....fi>, Tomi Valkeinen <tomba@...nel.org>,
        Vignesh Raghavendra <vigneshr@...com>,
        DRI Development <dri-devel@...ts.freedesktop.org>,
        Devicetree <devicetree@...r.kernel.org>,
        Linux ARM Kernel <linux-arm-kernel@...ts.infradead.org>,
        Linux Kernel <linux-kernel@...r.kernel.org>,
        Nikhil Devshatwar <nikhil.nd@...com>
Subject: Re: [PATCH 1/2] dt-bindings: display: ti,am65x-dss: Add missing
 register & interrupt

On 12:33-20220419, Aradhya Bhatia wrote:
> The DSS IP on the ti-am65x soc supports an additional register space,
> named "common1". Further. the IP services a maximum number of 2
> interrupts.
> 
> Add the missing register space "common1" and the additional interrupt.
> 
> Signed-off-by: Aradhya Bhatia <a-bhatia1@...com>
> ---
>  .../devicetree/bindings/display/ti/ti,am65x-dss.yaml   | 10 +++++++---
>  1 file changed, 7 insertions(+), 3 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/display/ti/ti,am65x-dss.yaml b/Documentation/devicetree/bindings/display/ti/ti,am65x-dss.yaml
> index 5c7d2cbc4aac..102059e9e0d5 100644
> --- a/Documentation/devicetree/bindings/display/ti/ti,am65x-dss.yaml
> +++ b/Documentation/devicetree/bindings/display/ti/ti,am65x-dss.yaml
> @@ -26,6 +26,7 @@ properties:
>        Addresses to each DSS memory region described in the SoC's TRM.
>      items:
>        - description: common DSS register area
> +      - description: common1 DSS register area
>        - description: VIDL1 light video plane
>        - description: VID video plane
>        - description: OVR1 overlay manager for vp1
> @@ -36,6 +37,7 @@ properties:
>    reg-names:
>      items:
>        - const: common
> +      - const: common1
>        - const: vidl1
>        - const: vid
>        - const: ovr1
> @@ -64,7 +66,7 @@ properties:
>      maxItems: 3
>  
>    interrupts:
> -    maxItems: 1
> +    maxItems: 2

What are the interrupts supposed to be?

>  
>    power-domains:
>      maxItems: 1
> @@ -122,13 +124,14 @@ examples:
>      dss: dss@...0000 {
>              compatible = "ti,am65x-dss";
>              reg =   <0x04a00000 0x1000>, /* common */
> +            reg =   <0x04a01000 0x1000>, /* common1 */
>                      <0x04a02000 0x1000>, /* vidl1 */
>                      <0x04a06000 0x1000>, /* vid */
>                      <0x04a07000 0x1000>, /* ovr1 */
>                      <0x04a08000 0x1000>, /* ovr2 */
>                      <0x04a0a000 0x1000>, /* vp1 */
>                      <0x04a0b000 0x1000>; /* vp2 */
> -            reg-names = "common", "vidl1", "vid",
> +            reg-names = "common", "common1". "vidl1", "vid",
>                      "ovr1", "ovr2", "vp1", "vp2";
>              ti,am65x-oldi-io-ctrl = <&dss_oldi_io_ctrl>;
>              power-domains = <&k3_pds 67 TI_SCI_PD_EXCLUSIVE>;
> @@ -136,7 +139,8 @@ examples:
>                              <&k3_clks 216 1>,
>                              <&k3_clks 67 2>;
>              clock-names = "fck", "vp1", "vp2";
> -            interrupts = <GIC_SPI 166 IRQ_TYPE_EDGE_RISING>;
> +            interrupts = <GIC_SPI 166 IRQ_TYPE_EDGE_RISING>,
> +                         <GIC_SPI 167 IRQ_TYPE_EDGE_RISING>;
>              ports {
>                      #address-cells = <1>;
>                      #size-cells = <0>;
> -- 
> 2.35.3
> 

-- 
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3  1A34 DDB5 849D 1736 249D