arm64: dts: ti: k3-am62p: Add nodes for CSI-RX

AM62P supports image capture via the MIPI CSI-2 protocol, it uses three
IPs to achieve this: Cadence DPHY, Cadence CSI-RX, and TI's pixelgrabber
wrapper on top. Add nodes for these IPs in the devicetree, and keep them
disabled here, so these may be enabled by the sensor overlays.

Reviewed-by: Vaishnav Achath <vaishnav.a@ti.com>
Signed-off-by: Jai Luthra <j-luthra@ti.com>
Link: https://lore.kernel.org/r/20240220-am62p_csi-v2-3-3e71d9945571@ti.com
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>

diff --git a/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi
index fb328774879ca2307223c7c0163fbf7c75454050..3f271e7710d82f39eeb2f6c830fd865efb96f242 100644 (file)
--- a/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi
@@ -966,4 +966,65 @@
                power-domains = <&k3_pds 192 TI_SCI_PD_EXCLUSIVE>;
                status = "disabled";
        };
+
+       ti_csi2rx0: ticsi2rx@30102000 {
+               compatible = "ti,j721e-csi2rx-shim";
+               reg = <0x00 0x30102000 0x00 0x1000>;
+               ranges;
+               #address-cells = <2>;
+               #size-cells = <2>;
+               dmas = <&main_bcdma_csi 0 0x5000 0>;
+               dma-names = "rx0";
+               power-domains = <&k3_pds 182 TI_SCI_PD_EXCLUSIVE>;
+               status = "disabled";
+
+               cdns_csi2rx0: csi-bridge@30101000 {
+                       compatible = "ti,j721e-csi2rx", "cdns,csi2rx";
+                       reg = <0x00 0x30101000 0x00 0x1000>;
+                       clocks = <&k3_clks 182 0>, <&k3_clks 182 3>, <&k3_clks 182 0>,
+                               <&k3_clks 182 0>, <&k3_clks 182 4>, <&k3_clks 182 4>;
+                       clock-names = "sys_clk", "p_clk", "pixel_if0_clk",
+                               "pixel_if1_clk", "pixel_if2_clk", "pixel_if3_clk";
+                       phys = <&dphy0>;
+                       phy-names = "dphy";
+
+                       ports {
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+
+                               csi0_port0: port@0 {
+                                       reg = <0>;
+                                       status = "disabled";
+                               };
+
+                               csi0_port1: port@1 {
+                                       reg = <1>;
+                                       status = "disabled";
+                               };
+
+                               csi0_port2: port@2 {
+                                       reg = <2>;
+                                       status = "disabled";
+                               };
+
+                               csi0_port3: port@3 {
+                                       reg = <3>;
+                                       status = "disabled";
+                               };
+
+                               csi0_port4: port@4 {
+                                       reg = <4>;
+                                       status = "disabled";
+                               };
+                       };
+               };
+       };
+
+       dphy0: phy@30110000 {
+               compatible = "cdns,dphy-rx";
+               reg = <0x00 0x30110000 0x00 0x1100>;
+               #phy-cells = <0>;
+               power-domains = <&k3_pds 185 TI_SCI_PD_EXCLUSIVE>;
+               status = "disabled";
+       };
 };