[PATCH v3 4/9] arm64: dts: qcom: sa8775p: Add support for camss

Bryan O'Donoghue bryan.odonoghue at linaro.org
Mon Jul 28 06:48:36 PDT 2025


On 03/07/2025 18:19, Vikram Sharma wrote:
> Add changes to support the camera subsystem on the SA8775P.
> 
> Co-developed-by: Suresh Vankadara<quic_svankada at quicinc.com>
> Signed-off-by: Suresh Vankadara<quic_svankada at quicinc.com>
> Signed-off-by: Vikram Sharma<quic_vikramsa at quicinc.com>
> Reviewed-by: Konrad Dybcio<konrad.dybcio at oss.qualcomm.com>
> ---
>   arch/arm64/boot/dts/qcom/sa8775p.dtsi | 185 ++++++++++++++++++++++++++
>   1 file changed, 185 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> index fed34717460f..38ac33b082c8 100644
> --- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> @@ -12,6 +12,7 @@
>   #include <dt-bindings/clock/qcom,sa8775p-gcc.h>
>   #include <dt-bindings/clock/qcom,sa8775p-gpucc.h>
>   #include <dt-bindings/clock/qcom,sa8775p-videocc.h>
> +#include <dt-bindings/clock/qcom,sa8775p-camcc.h>
>   #include <dt-bindings/dma/qcom-gpi.h>
>   #include <dt-bindings/interconnect/qcom,osm-l3.h>
>   #include <dt-bindings/interconnect/qcom,sa8775p-rpmh.h>
> @@ -4345,6 +4346,190 @@ videocc: clock-controller at abf0000 {
>   			#power-domain-cells = <1>;
>   		};
>   
> +		camss: isp at ac7a000 {
> +			compatible = "qcom,sa8775p-camss";
> +
> +			reg = <0x0 0xac7a000 0x0 0x0f00>,
> +			      <0x0 0xac7c000 0x0 0x0f00>,
> +			      <0x0 0xac84000 0x0 0x0f00>,
> +			      <0x0 0xac88000 0x0 0x0f00>,
> +			      <0x0 0xac8c000 0x0 0x0f00>,
> +			      <0x0 0xac90000 0x0 0x0f00>,
> +			      <0x0 0xac94000 0x0 0x0f00>,
> +			      <0x0 0xac78000 0x0 0x1000>,
> +			      <0x0 0xac9c000 0x0 0x2000>,
> +			      <0x0 0xac9e000 0x0 0x2000>,
> +			      <0x0 0xaca0000 0x0 0x2000>,
> +			      <0x0 0xaca2000 0x0 0x2000>,
> +			      <0x0 0xacac000 0x0 0x0400>,
> +			      <0x0 0xacad000 0x0 0x0400>,
> +			      <0x0 0xacae000 0x0 0x0400>,
> +			      <0x0 0xac4d000 0x0 0xd000>,
> +			      <0x0 0xac5a000 0x0 0xd000>,
> +			      <0x0 0xac85000 0x0 0x0d00>,
> +			      <0x0 0xac89000 0x0 0x0d00>,
> +			      <0x0 0xac8d000 0x0 0x0d00>,
> +			      <0x0 0xac91000 0x0 0x0d00>,
> +			      <0x0 0xac95000 0x0 0x0d00>;
> +			reg-names = "csid0",
> +				    "csid1",
> +				    "csid_lite0",
> +				    "csid_lite1",
> +				    "csid_lite2",
> +				    "csid_lite3",
> +				    "csid_lite4",
> +				    "csid_wrapper",


You can add my RB here with csid_wrapper as the first register bank.

The reason for this is CSID wrapper contains a mux for the CSID register 
banks and so its the "boss" so to speak.

Please update and then add my.

Reviewed-by: Bryan O'Donoghue <bryan.odonoghue at linaro.org>



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