Add AM654x EVM FPDLink overlaymultistream-v9

Add overlays for AM6 based fpdlink setup.

k3-am654-evm-fpdlink-ub960-evm is the base overlay, adding UB960 EVM
support.

k3-am654-evm-fpdlink-ZZZ-X are additional overlays, adding camera ZZZ to
RX port X of UB960.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>

4 files changed, 306 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index 6416102..b05a7ff 100644
--- a/Makefile
+++ b/Makefile
@@ -134,6 +134,7 @@ dtb-tests-arm64 := \
 	ti/k3-am654-base-board.dtb,ti/k3-am654-evm-oldi-lcd1evm.dtbo \
 	ti/k3-am654-base-board.dtb,ti/k3-am654-evm-tc358876.dtbo \
 	ti/k3-am654-base-board.dtb,ti/k3-am654-evm-ov5640.dtbo \
+	ti/k3-am654-base-board.dtb,ti/k3-am654-evm-fpdlink-ub960-evm.dtbo,ti/k3-am654-evm-fpdlink-ov10635-0.dtbo,ti/k3-am654-evm-fpdlink-ov10635-1.dtbo \
 	ti/k3-am654-base-board.dtb,ti/k3-am654-pcie-usb2.dtbo \
 	ti/k3-am654-base-board.dtb,ti/k3-am654-pcie-usb3.dtbo \
 	ti/k3-am654-base-board.dtb,ti/k3-am654-idk.dtbo
diff --git a/arch/arm64/boot/dts/ti/k3-am654-evm-fpdlink-ov10635-0.dtso b/arch/arm64/boot/dts/ti/k3-am654-evm-fpdlink-ov10635-0.dtso
new file mode 100644
index 0000000..b928aa5
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/k3-am654-evm-fpdlink-ov10635-0.dtso
@@ -0,0 +1,110 @@
+// SPDX-License-Identifier: GPL-2.0
+/**
+ * OV10635 FPD-Link 3 Camera Module
+ *
+ * Copyright (c) 2021 Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+  fragment@101 {
+	target-path = "/";
+
+	__overlay__ {
+		clk_cam_module_48M_fixed: fixed-clock-0-48M {
+			compatible = "fixed-clock";
+			#clock-cells = <0>;
+			clock-frequency = <48000000>;
+		};
+
+		clk_cam_24M: fixed-clock-0-24M {
+			compatible = "fixed-factor-clock";
+			clocks = <&clk_cam_module_48M_fixed>;
+			#clock-cells = <0>;
+			clock-div = <2>;
+			clock-mult = <1>;
+		};
+	};
+  };
+};
+
+&ds90ub960_ports {
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	/* FPDLink RX 0 */
+	port@0 {
+		reg = <0>;
+		ds90ub960_fpd3_in: endpoint {
+			remote-endpoint = <&ub913_out>;
+
+			serializer: remote-chip {
+				compatible = "ti,ds90ub913a-q1";
+
+				gpio-controller;
+				#gpio-cells = <2>;
+
+				ports {
+					#address-cells = <1>;
+					#size-cells = <0>;
+
+					port@0 {
+						reg = <0>;
+						ub913_in: endpoint@0 {
+							remote-endpoint = <&sensor_out>;
+						};
+					};
+
+					port@1 {
+						reg = <1>;
+
+						ub913_out: endpoint@0 {
+							remote-endpoint = <&ds90ub960_fpd3_in>;
+						};
+					};
+				};
+			};
+		};
+	};
+};
+
+&ds90ub960_atr {
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	i2c@0 {
+		reg = <0>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		sensor@30 {
+			compatible = "ovti,ov10635";
+			reg = <0x30>;
+
+			clocks = <&clk_cam_24M>;
+			clock-names = "xvclk";
+
+			powerdown-gpios = <&serializer 0 GPIO_ACTIVE_HIGH>;
+
+			/* Note: PCLK must be 96MHz */
+
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+				sensor_out: endpoint {
+					remote-endpoint = <&ub913_in>;
+					hsync-active = <1>;
+					vsync-active = <1>;
+					pclk-sample = <0>;
+					bus-width = <10>;
+				};
+			};
+		};
+	};
+};
diff --git a/arch/arm64/boot/dts/ti/k3-am654-evm-fpdlink-ov10635-1.dtso b/arch/arm64/boot/dts/ti/k3-am654-evm-fpdlink-ov10635-1.dtso
new file mode 100644
index 0000000..3774df7
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/k3-am654-evm-fpdlink-ov10635-1.dtso
@@ -0,0 +1,110 @@
+// SPDX-License-Identifier: GPL-2.0
+/**
+ * OV10635 FPD-Link 3 Camera Module
+ *
+ * Copyright (c) 2021 Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+  fragment@101 {
+	target-path = "/";
+
+	__overlay__ {
+		clk_cam_module_48M_fixed: fixed-clock-1-48M {
+			compatible = "fixed-clock";
+			#clock-cells = <0>;
+			clock-frequency = <48000000>;
+		};
+
+		clk_cam_24M: fixed-clock-1-24M {
+			compatible = "fixed-factor-clock";
+			clocks = <&clk_cam_module_48M_fixed>;
+			#clock-cells = <0>;
+			clock-div = <2>;
+			clock-mult = <1>;
+		};
+	};
+  };
+};
+
+&ds90ub960_ports {
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	/* FPDLink RX 1 */
+	port@1 {
+		reg = <1>;
+		ds90ub960_fpd3_in: endpoint {
+			remote-endpoint = <&ub913_out>;
+
+			serializer: remote-chip {
+				compatible = "ti,ds90ub913a-q1";
+
+				gpio-controller;
+				#gpio-cells = <2>;
+
+				ports {
+					#address-cells = <1>;
+					#size-cells = <0>;
+
+					port@0 {
+						reg = <0>;
+						ub913_in: endpoint@0 {
+							remote-endpoint = <&sensor_out>;
+						};
+					};
+
+					port@1 {
+						reg = <1>;
+
+						ub913_out: endpoint@0 {
+							remote-endpoint = <&ds90ub960_fpd3_in>;
+						};
+					};
+				};
+			};
+		};
+	};
+};
+
+&ds90ub960_atr {
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	i2c@1 {
+		reg = <1>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		sensor@30 {
+			compatible = "ovti,ov10635";
+			reg = <0x30>;
+
+			clocks = <&clk_cam_24M>;
+			clock-names = "xvclk";
+
+			powerdown-gpios = <&serializer 0 GPIO_ACTIVE_HIGH>;
+
+			/* Note: PCLK must be 96MHz */
+
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+				sensor_out: endpoint {
+					remote-endpoint = <&ub913_in>;
+					hsync-active = <1>;
+					vsync-active = <1>;
+					pclk-sample = <0>;
+					bus-width = <10>;
+				};
+			};
+		};
+	};
+};
diff --git a/arch/arm64/boot/dts/ti/k3-am654-evm-fpdlink-ub960-evm.dtso b/arch/arm64/boot/dts/ti/k3-am654-evm-fpdlink-ub960-evm.dtso
new file mode 100644
index 0000000..4a743a2
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/k3-am654-evm-fpdlink-ub960-evm.dtso
@@ -0,0 +1,85 @@
+// SPDX-License-Identifier: GPL-2.0
+/**
+ * UB960 EVM for AM654-EVM.
+ *
+ * Copyright (c) 2021 Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+  fragment@101 {
+	target-path = "/";
+
+	__overlay__ {
+		clk_ub960_evm_25M_fixed: clock {
+			compatible = "fixed-clock";
+			#clock-cells = <0>;
+			clock-frequency = <25000000>;
+		};
+	};
+  };
+};
+
+&main_i2c1 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	clock-frequency = <400000>;
+
+	deser@3d {
+		compatible = "ti,ds90ub960-q1";
+
+		reg-names = "main", "ser0", "ser1", "ser2", "ser3";
+		reg       = <0x3d>, <0x44>, <0x45>, <0x46>, <0x47>;
+
+		clocks = <&clk_ub960_evm_25M_fixed>;
+
+		/* GPIO_CSI_RESETn */
+		powerdown-gpios = <&pca9555 7 GPIO_ACTIVE_LOW>;
+
+		i2c-alias-pool = /bits/ 16 <0x4a 0x4b 0x4c 0x4d 0x4e 0x4f>;
+
+		data-rate = <1600000000>;
+
+		ds90ub960_ports: ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			/* CSI-2 */
+			port@4 {
+				reg = <4>;
+				ds90ub960_mipi_out0: endpoint {
+					clock-lanes = <0>;
+					data-lanes = <1 2 3 4>;
+					remote-endpoint = <&csi2_phy0>;
+				};
+			};
+		};
+
+		ds90ub960_atr: i2c-atr {
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+	};
+};
+
+&cal {
+	ports {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		port@0 {
+			reg = <0>;
+
+			csi2_phy0: endpoint {
+				remote-endpoint = <&ds90ub960_mipi_out0>;
+				clock-lanes = <0>;
+				data-lanes = <1 2 3 4>;
+			};
+		};
+	};
+};