orangepi lite 运行环境armbian focal，
sun8i-h3-orangepi-lite.dts 配置文件
/dts-v1/; #include "sun8i-h3.dtsi" #include "sunxi-common-regulators.dtsi" #include <dt-bindings/gpio/gpio.h> #include <dt-bindings/input/input.h> / { model = "Xunlong Orange Pi Lite"; compatible = "xunlong,orangepi-lite", "allwinner,sun8i-h3"; aliases { /* The H3 emac is not used so the wifi is ethernet0 */ ethernet0 = &rtl8189ftv; serial0 = &uart0; }; chosen { stdout-path = "serial0:115200n8"; }; connector { compatible = "hdmi-connector"; type = "a"; port { hdmi_con_in: endpoint { remote-endpoint = <&hdmi_out_con>; }; }; }; leds { compatible = "gpio-leds"; pwr_led { label = "orangepi:green:pwr"; gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>; default-state = "on"; }; status_led { label = "orangepi:red:status"; gpios = <&pio 0 15 GPIO_ACTIVE_HIGH>; }; }; r_gpio_keys { compatible = "gpio-keys"; sw4 { label = "sw4"; linux,code = <BTN_0>; gpios = <&r_pio 0 3 GPIO_ACTIVE_LOW>; }; }; reg_vdd_1v5_csi: vdd-1v5-csi { compatible = "regulator-fixed"; regulator-name = "vdd1v5-csi"; regulator-min-microvolt = <1500000>; regulator-max-microvolt = <1500000>; gpio = <&pio 6 11 GPIO_ACTIVE_HIGH>; /* PG11 */ enable-active-high; regulator-boot-on; regulator-always-on; }; reg_vcc_csi: vcc-csi { compatible = "regulator-fixed"; regulator-name = "vcc-csi"; regulator-min-microvolt = <2800000>; regulator-max-microvolt = <2800000>; gpio = <&pio 0 17 GPIO_ACTIVE_HIGH>; /* PA17 */ enable-active-high; regulator-boot-on; regulator-always-on; }; reg_vcc_af_csi: vcc-af-csi { compatible = "regulator-fixed"; regulator-name = "vcc-af-csi"; regulator-min-microvolt = <2800000>; regulator-max-microvolt = <2800000>; gpio = <&pio 6 13 GPIO_ACTIVE_HIGH>; /* PG13 */ enable-active-high; regulator-boot-on; regulator-always-on; }; /* /omit-if-no-ref/ csi_mclk_pin: csi-mclk-pin { pins = "PE1"; function = "csi"; }; */ }; &de { status = "okay"; }; &ehci1 { status = "okay"; }; &ehci2 { status = "okay"; }; &hdmi { status = "okay"; }; &hdmi_out { hdmi_out_con: endpoint { remote-endpoint = <&hdmi_con_in>; }; }; &ir { pinctrl-names = "default"; pinctrl-0 = <&r_ir_rx_pin>; status = "okay"; }; &mmc0 { vmmc-supply = <®_vcc3v3>; bus-width = <4>; cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */ status = "okay"; }; &mmc1 { vmmc-supply = <®_vcc3v3>; bus-width = <4>; non-removable; status = "okay"; /* * Explicitly define the sdio device, so that we can add an ethernet * alias for it (which e.g. makes u-boot set a mac-address). */ rtl8189ftv: sdio_wifi@1 { reg = <1>; }; }; &ohci1 { status = "okay"; }; &ohci2 { status = "okay"; }; &uart0 { pinctrl-names = "default"; pinctrl-0 = <&uart0_pa_pins>; status = "okay"; }; &usbphy { /* USB VBUS is always on */ status = "okay"; }; &ccu { /* Use a stable clock source with known fixed rate for MCLK */ assigned-clocks = <&ccu CLK_CSI_MCLK>; assigned-clock-parents = <&osc24M>; assigned-clock-rates = <24000000>; }; &csi { status = "okay"; port { #address-cells = <1>; #size-cells = <0>; /* Parallel bus endpoint */ csi_ep: endpoint { remote-endpoint = <&ov5640_ep>; bus-width = <8>; hsync-active = <1>; /* Active high */ vsync-active = <0>; /* Active low */ data-active = <1>; /* Active high */ pclk-sample = <1>; /* Rising */ }; }; }; &i2c2_pins { bias-pull-up; }; &i2c2 { status = "okay"; ov5640: camera@3c { compatible = "ovti,ov5640"; reg = <0x3c>; /* pinctrl-names = "default"; pinctrl-0 = <&csi_mclk_pin>;*/ clocks = <&ccu CLK_CSI_MCLK>; clock-names = "xclk"; AVDD-supply = <®_vcc_af_csi>; DOVDD-supply = <®_vdd_1v5_csi>; DVDD-supply = <®_vcc_csi>; reset-gpios = <&pio 4 14 GPIO_ACTIVE_LOW>; /* CSI-RST-R: PE14 */ powerdown-gpios = <&pio 4 15 GPIO_ACTIVE_HIGH>; /* CSI-STBY-R: PE15 */ port { ov5640_ep: endpoint { remote-endpoint = <&csi_ep>; bus-width = <8>; data-shift = <2>; /* lines 9:2 are used */ hsync-active = <1>; /* Active high */ vsync-active = <0>; /* Active low */ data-active = <1>; /* Active high */ pclk-sample = <1>; /* Rising */ }; }; }; };sunxi-h3-h5.dtsi csi_pins:csi-pins 内添加 "PE1"
csi_pins: csi-pins { pins = "PE0", "PE2", "PE3", "PE4", "PE5", "PE6", "PE7", "PE8", "PE9", "PE10", "PE11","PE1"; function = "csi"; };配置好设备树，重启后，
root@orangepilite:~# v4l2-ctl --list-devices sun6i-csi (platform:camera): /dev/video0 cedrus (platform:cedrus): /dev/video2 /dev/media0 Allwinner Video Capture Device (platform:sun6i-csi): /dev/media1 sun8i-di (platform:sun8i-di): /dev/video1使用fswebcam 保持图片
fswebcam -d /dev/video0 -r 640x480 --fps 30 -p UYVY -S 30 1.jpg修改输出的格式为 1920x1080
media-ctl --device /dev/media1 --set-v4l2 '"ov5640 1-003c":0[fmt:UYVY/1920x1080]' fswebcam -d /dev/video1 -r 1920x1080 -D 3 --jpeg 100 1.jpg
参考
https://forum.armbian.com/topic/13238-ov5640-device-tree-overlay-for-orangepi-one-h3/
