#include <dt-bindings/media/camera.h>

#define CAMERA_I2C_MUX_BUS(x) (0x1E + x)


/ {
	tegra-capture-vi {
		num-channels = <1>;
		ports {
			#address-cells = <1>;
			#size-cells = <0>;
			port@0 {
				reg = <0>;
				gs2971a_vi_in0: endpoint {
					port-index = <4>;
					bus-width = <2>;
					remote-endpoint = <&gs2971a_csi_out0>;
				};
			};
		};
	};


	host1x@13e00000 {
		nvcsi@15a00000 {
			num-channels = <1>;
			#address-cells = <1>;
			#size-cells = <0>;
			channel@0 {
				reg = <0>;
				ports {
					#address-cells = <1>;
					#size-cells = <0>;
					sdi_mipi_csi_chan0_port0: port@0 {
						reg = <0>;
						gs2971a_csi_in0: endpoint@0 {
							port-index = <4>;
							bus-width = <2>;
							remote-endpoint = <&gs2971a_out0>;
						};
					};
					sdi_mipi_csi_chan0_port1: port@1 {
						reg = <1>;
						gs2971a_csi_out0: endpoint@1 {
							remote-endpoint = <&gs2971a_vi_in0>;
						};
					};
				};
			};
		};
	};

	i2c@3180000 {
		pca9547: pca9547@70 {
			compatible = "nxp,pca9547";
			status = "okay";
			reg = <0x70>;
			#address-cells = <1>;
			#size-cells = <0>;
			vcc-supply = <&battery_reg>;
			force_bus_start = <CAMERA_I2C_MUX_BUS(0)>;

			i2c@3 {
				reg = <3>;
				i2c-mux,deselect-on-exit;
				#address-cells = <1>;
				#size-cells = <0>;
				sc18is603: sc18is603@28 {
					compatible = "nxp,sc18is602b";
					reg = <0x28>;

					#address-cells = <1>;
					#size-cells = <0>;

					nxp,spi-cs-as-gpios = <0 0 1 0>;
					gpio-controller;
					#gpio-cells = <2>;

					gs2971a@0 {
						status = "okay";
						devnode = "video0";
						compatible = "semtech,gs2971a";
						reg = <0x0>;
						spi-max-frequency = <20000000>;

						ports {
							#address-cells = <1>;
							#size-cells = <0>;
							port@0 {
								reg = <0>;
								gs2971a_out0: endpoint {
									port-index = <4>;
									bus-width = <2>;
									remote-endpoint = <&gs2971a_csi_in0>;
								};
							};
						};

						mode0 {
							num_lanes = "2";
							tegra_sinterface = "serial_c";
							discontinuous_clk = "no";
							cil_settletime = "0";
							embedded_metadata_height = "0";

							/* not verified: */
							mclk_khz = "24000";
							phy_mode = "DPHY";
							dpcm_enable = "false";

							active_w = "1280";
							active_h = "720";
							pixel_t = "yuv_uyvy16";
							readout_orientation = "0";
							line_length = "5488";
							inherent_gain = "1";
							mclk_multiplier = "31.25";
							pix_clk_hz = "750000000";

							gain_factor = "16";
							framerate_factor = "1000000";
							exposure_factor = "1000000";
							min_gain_val = "16"; /* 1.0 */
							max_gain_val = "256"; /* 16.0 */
							step_gain_val = "1"; /* 0.125 */
							min_hdr_ratio = "1";
							max_hdr_ratio = "64";
							min_framerate = "1500000"; /* 1.5 */
							max_framerate = "30000000"; /* 30 */
							step_framerate = "1";
							min_exp_time = "34"; /* us */
							max_exp_time = "550385"; /* us */
							step_exp_time = "1";
						};
					};
				};
				fpga0: lattice-crosslink@40 {
					compatible = "lattice,crosslink-fpga-mgr";
					reg = <0x40>;
					reset-gpios = <&sc18is603 2 GPIO_ACTIVE_LOW>;
				};
			};
		};
	};
};

/ {
	tegra-camera-platform {
		compatible = "nvidia, tegra-camera-platform";
		/**
		* Physical settings to calculate max ISO BW
		*
		* num_csi_lanes = <>;
		* Total number of CSI lanes when all cameras are active
		*
		* max_lane_speed = <>;
		* Max lane speed in Kbit/s
		*
		* min_bits_per_pixel = <>;
		* Min bits per pixel
		*
		* vi_peak_byte_per_pixel = <>;
		* Max byte per pixel for the VI ISO case
		*
		* vi_bw_margin_pct = <>;
		* Vi bandwidth margin in percentage
		*
		* max_pixel_rate = <>;
		* Max pixel rate in Kpixel/s for the ISP ISO case
		*
		* isp_peak_byte_per_pixel = <>;
		* Max byte per pixel for the ISP ISO case
		*
		* isp_bw_margin_pct = <>;
		* Isp bandwidth margin in percentage
		*/
		num_csi_lanes = <2>;
		max_lane_speed = <1500000>;
		min_bits_per_pixel = <10>;
		vi_peak_byte_per_pixel = <2>;
		vi_bw_margin_pct = <25>;
		max_pixel_rate = <240000>;
		isp_peak_byte_per_pixel = <5>;
		isp_bw_margin_pct = <25>;

		/**
		 * The general guideline for naming badge_info contains 3 parts, and is as follows,
		 * The first part is the camera_board_id for the module; if the module is in a FFD
		 * platform, then use the platform name for this part.
		 * The second part contains the position of the module, ex. "rear" or "front".
		 * The third part contains the last 6 characters of a part number which is found
		 * in the module's specsheet from the vendor.
		 */
		modules {
			module0 {
				status = "okay";
				badge = "gs2971a_0";
				position = "front";
				orientation = "1";
				drivernode0 {
					pcl_id = "v4l2_sensor";
					devname = "gs2971a 0 2-003c";
					proc-device-tree = "/proc/device-tree/i2c@3180000/gs2971a@3c";
				};
				drivernode1 {
					pcl_id = "v4l2_lens";
				};
			};
		};
	};
};

[    8.985232] pca954x 2-0070: supply vcc-pullup not found, using dummy regulator
[    8.992814] pca954x 2-0070: pca954x_probe: forcing device bus number, start 30.
[    9.000887] i2c i2c-2: Added multiplexed i2c bus 30
[    9.006321] i2c i2c-2: Added multiplexed i2c bus 31
[    9.011743] i2c i2c-2: Added multiplexed i2c bus 32
[    9.017754] gs2971a spi8.0: Probing simple sensor
[    9.022662] gs2971a spi8.0: sensor_common_parse_signal_props:csi_pixel_bit_depth property missing.
[    9.031934] gs2971a spi8.0: Failed to read mode0 signal props
[    9.037876] gs2971a spi8.0: Could not initialize sensor properties.
[    9.044356] gs2971a spi8.0: Failed to initialize tegra common!
[    9.050388] gs2971a: probe of spi8.0 failed with error -61
[    9.056976] sc18is602: probe of 33-0028 failed with error -121
[    9.063097] crosslink-i2c 33-0040: Failed to get CRESET_B GPIO: -517
[    9.069681] i2c i2c-2: Added multiplexed i2c bus 33
[    9.075116] i2c i2c-2: Added multiplexed i2c bus 34
[    9.080579] i2c i2c-2: Added multiplexed i2c bus 35
[    9.086000] i2c i2c-2: Added multiplexed i2c bus 36
[    9.091435] i2c i2c-2: Added multiplexed i2c bus 37
[    9.096482] pca954x 2-0070: registered 8 multiplexed busses for I2C mux pca9547