[PATCH 1/7] arm64: dts: ti: k3-j721s2-main: Add interrupts property

Kumar, Udit u-kumar1 at ti.com
Mon Jul 21 07:07:09 PDT 2025


On 7/14/2025 2:57 PM, Yemike Abhilash Chandra wrote:
> Add interrupts property for CDNS CSI2RX. Interrupt IDs are taken from the
> J721S2 TRM [0].
>
> Interrupt Line      | Source Interrupt
> --------------------|----------------------------
> GIC500SS_SPI_IN_153 | CSI_RX_IF1_CSI_ERR_IRQ_0
> GIC500SS_SPI_IN_152 | CSI_RX_IF1_CSI_IRQ_0
> GIC500SS_SPI_IN_157 | CSI_RX_IF2_CSI_ERR_IRQ_0
> GIC500SS_SPI_IN_156 | CSI_RX_IF2_CSI_IRQ_0
>
> [0]: https://www.ti.com/lit/zip/spruj28
>
> Signed-off-by: Yemike Abhilash Chandra <y-abhilashchandra at ti.com>
> ---
>   arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 6 ++++++
>   1 file changed, 6 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
> index 62f45377a2c9..6f32a2b0c40c 100644
> --- a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
> @@ -1248,6 +1248,9 @@ ti_csi2rx0: ticsi2rx at 4500000 {
>   		cdns_csi2rx0: csi-bridge at 4504000 {
>   			compatible = "ti,j721e-csi2rx", "cdns,csi2rx";
>   			reg = <0x00 0x04504000 0x00 0x1000>;
> +			interrupts = <GIC_SPI 153 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 152 IRQ_TYPE_LEVEL_HIGH>;

Just cosmetic thing, if you are doing v2 then consider 152 first , 
followed by 153.

Otherwise

Reviewed-by: Udit Kumar <u-kumar1 at ti.com>

> +			interrupt-names = "error_irq", "irq";
>   			clocks = <&k3_clks 38 3>, <&k3_clks 38 1>, <&k3_clks 38 3>,
>   				<&k3_clks 38 3>, <&k3_clks 38 4>, <&k3_clks 38 4>;
>   			clock-names = "sys_clk", "p_clk", "pixel_if0_clk",
> @@ -1301,6 +1304,9 @@ ti_csi2rx1: ticsi2rx at 4510000 {
>   		cdns_csi2rx1: csi-bridge at 4514000 {
>   			compatible = "ti,j721e-csi2rx", "cdns,csi2rx";
>   			reg = <0x00 0x04514000 0x00 0x1000>;
> +			interrupts = <GIC_SPI 157 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 156 IRQ_TYPE_LEVEL_HIGH>;
> +			interrupt-names = "error_irq", "irq";
>   			clocks = <&k3_clks 39 3>, <&k3_clks 39 1>, <&k3_clks 39 3>,
>   				<&k3_clks 39 3>, <&k3_clks 39 4>, <&k3_clks 39 4>;
>   			clock-names = "sys_clk", "p_clk", "pixel_if0_clk",



More information about the linux-arm-kernel mailing list