arm64: dts: ti: k3-am62p: Add DMASS1 for CSI

On AM62P, CSI-RX uses a dedicated BCDMA instance (DMASS1) for
transferring captured camera frames to DDR, so enable it.

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-v2-2-3e71d9945571@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 e43530beb79ff6a3a6a0ef79ee1fe3dbf60217ed..fb328774879ca2307223c7c0163fbf7c75454050 100644 (file)
--- a/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi
@@ -158,6 +158,43 @@
                };
        };
 
+       dmss_csi: bus@4e000000 {
+               compatible = "simple-bus";
+               ranges = <0x00 0x4e000000 0x00 0x4e000000 0x00 0x408000>;
+               #address-cells = <2>;
+               #size-cells = <2>;
+               dma-ranges;
+               ti,sci-dev-id = <198>;
+
+               inta_main_dmss_csi: interrupt-controller@4e400000 {
+                       compatible = "ti,sci-inta";
+                       reg = <0x00 0x4e400000 0x00 0x8000>;
+                       #interrupt-cells = <0>;
+                       interrupt-controller;
+                       interrupt-parent = <&gic500>;
+                       msi-controller;
+                       power-domains = <&k3_pds 182 TI_SCI_PD_EXCLUSIVE>;
+                       ti,sci = <&dmsc>;
+                       ti,sci-dev-id = <200>;
+                       ti,interrupt-ranges = <0 237 8>;
+                       ti,unmapped-event-sources = <&main_bcdma_csi>;
+               };
+
+               main_bcdma_csi: dma-controller@4e230000 {
+                       compatible = "ti,am62a-dmss-bcdma-csirx";
+                       reg = <0x00 0x4e230000 0x00 0x100>,
+                             <0x00 0x4e180000 0x00 0x8000>,
+                             <0x00 0x4e100000 0x00 0x10000>;
+                       reg-names = "gcfg", "rchanrt", "ringrt";
+                       #dma-cells = <3>;
+                       msi-parent = <&inta_main_dmss_csi>;
+                       power-domains = <&k3_pds 182 TI_SCI_PD_EXCLUSIVE>;
+                       ti,sci = <&dmsc>;
+                       ti,sci-dev-id = <199>;
+                       ti,sci-rm-range-rchan = <0x21>;
+               };
+       };
+
        dmsc: system-controller@44043000 {
                compatible = "ti,k2g-sci";
                ti,host-id = <12>;