Dear ShaneCCC,
Thanks you for your reply!
Thanks to you, I was able to change the embedded_metadata_height setting and I was able to display the Ultra96 test pattern on Jetson Xavier NX.
Trial content
I checked the embedded_metadata_height setting again.
The setting was embedded_metadata_height = “2”.
I was extracting the embedded_metadata_height setting in the wrong way.
The result of extracting the embedded_metadata_height setting from “/sys/firmware/fdt” is shown below.
Execution command
sudo fdtdump /sys/firmware/fdt
Execution result
/dts-v1/;
// magic: 0xd00dfeed
// totalsize: 0x32c2e (207918)
// off_dt_struct: 0x38
// off_dt_strings: 0x2d814
// off_mem_rsvmap: 0x28
// version: 17
// last_comp_version: 16
// boot_cpuid_phys: 0x0
// size_dt_strings: 0x3e4a
// size_dt_struct: 0x2d7dc
/ {
serial-number = "1423920018932";
compatible = "nvidia,p3449-0000+p3668-0000", "nvidia,p3449-0000+p3668-0001", "nvidia,p3509-0000+p3668-0000", "nvidia,p3509-0000+p3668-0001", "nvidia,tegra194";
interrupt-parent = <0x00000001>;
#address-cells = <0x00000002>;
#size-cells = <0x00000002>;
nvidia,fastboot-usb-vid = <0x00000955>;
nvidia,fastboot-usb-pid = <0x0000ee1e>;
model = "NVIDIA Jetson Xavier NX Developer Kit";
nvidia,dtsfilename = "/dvs/git/dirty/git-master_linux/kernel/kernel-4.9/arch/arm64/boot/dts/../../../../../../hardware/nvidia/platform/t19x/jakku/kernel-dts/tegra194-p3668-all-p3509-0000.dts";
nvidia,dtbbuildtime = "Mar 2 2021", "19:56:08";
....
cam_i2cmux {
compatible = "i2c-mux-gpio";
#address-cells = <0x00000001>;
#size-cells = <0x00000000>;
i2c-parent = <0x000000d3>;
mux-gpios = <0x00000025 0x00000013 0x00000000>;
i2c@0 {
reg = <0x00000000>;
#address-cells = <0x00000001>;
#size-cells = <0x00000000>;
linux,phandle = <0x00000174>;
phandle = <0x00000174>;
rbpcv2_imx219_a@10 {
compatible = "nvidia,imx219";
reg = <0x00000010>;
devnode = "video0";
physical_w = "3.680";
physical_h = "2.760";
sensor_model = "imx219";
use_sensor_mode_id = "true";
reset-gpios = <0x00000013 0x0000007c 0x00000000>;
linux,phandle = <0x00000175>;
phandle = <0x00000175>;
mode0 {
mclk_khz = "24000";
num_lanes = "2";
tegra_sinterface = "serial_a";
phy_mode = "DPHY";
discontinuous_clk = "yes";
dpcm_enable = "false";
cil_settletime = "0";
active_w = "3264";
active_h = "2464";
pixel_t = "bayer_rggb";
readout_orientation = "90";
line_length = "3448";
inherent_gain = "1";
mclk_multiplier = "9.33";
pix_clk_hz = "182400000";
gain_factor = "16";
framerate_factor = "1000000";
exposure_factor = "1000000";
min_gain_val = "16";
max_gain_val = "170";
step_gain_val = "1";
default_gain = "16";
min_hdr_ratio = "1";
max_hdr_ratio = "1";
min_framerate = "2000000";
max_framerate = "21000000";
step_framerate = "1";
default_framerate = "21000000";
min_exp_time = "13";
max_exp_time = "683709";
step_exp_time = "1";
default_exp_time = "2495";
embedded_metadata_height = "2";
};
mode1 {
mclk_khz = "24000";
num_lanes = "2";
tegra_sinterface = "serial_a";
phy_mode = "DPHY";
discontinuous_clk = "yes";
dpcm_enable = "false";
cil_settletime = "0";
active_w = "3264";
active_h = "1848";
pixel_t = "bayer_rggb";
readout_orientation = "90";
line_length = "3448";
inherent_gain = "1";
mclk_multiplier = "9.33";
pix_clk_hz = "182400000";
gain_factor = "16";
framerate_factor = "1000000";
exposure_factor = "1000000";
min_gain_val = "16";
max_gain_val = "170";
step_gain_val = "1";
default_gain = "16";
min_hdr_ratio = "1";
max_hdr_ratio = "1";
min_framerate = "2000000";
max_framerate = "28000000";
step_framerate = "1";
default_framerate = "28000000";
min_exp_time = "13";
max_exp_time = "683709";
step_exp_time = "1";
default_exp_time = "2495";
embedded_metadata_height = "2";
};
mode2 {
mclk_khz = "24000";
num_lanes = "2";
tegra_sinterface = "serial_a";
phy_mode = "DPHY";
discontinuous_clk = "yes";
dpcm_enable = "false";
cil_settletime = "0";
active_w = "1920";
active_h = "1080";
pixel_t = "bayer_rggb";
readout_orientation = "90";
line_length = "3448";
inherent_gain = "1";
mclk_multiplier = "9.33";
pix_clk_hz = "182400000";
gain_factor = "16";
framerate_factor = "1000000";
exposure_factor = "1000000";
min_gain_val = "16";
max_gain_val = "170";
step_gain_val = "1";
default_gain = "16";
min_hdr_ratio = "1";
max_hdr_ratio = "1";
min_framerate = "2000000";
max_framerate = "30000000";
step_framerate = "1";
default_framerate = "30000000";
min_exp_time = "13";
max_exp_time = "683709";
step_exp_time = "1";
default_exp_time = "2495";
embedded_metadata_height = "2";
};
mode3 {
mclk_khz = "24000";
num_lanes = "2";
tegra_sinterface = "serial_a";
phy_mode = "DPHY";
discontinuous_clk = "yes";
dpcm_enable = "false";
cil_settletime = "0";
active_w = "1640";
active_h = "1232";
pixel_t = "bayer_rggb";
readout_orientation = "90";
line_length = "3448";
inherent_gain = "1";
mclk_multiplier = "9.33";
pix_clk_hz = "182400000";
gain_factor = "16";
framerate_factor = "1000000";
exposure_factor = "1000000";
min_gain_val = "16";
max_gain_val = "170";
step_gain_val = "1";
default_gain = "16";
min_hdr_ratio = "1";
max_hdr_ratio = "1";
min_framerate = "2000000";
max_framerate = "30000000";
step_framerate = "1";
default_framerate = "30000000";
min_exp_time = "13";
max_exp_time = "683709";
step_exp_time = "1";
default_exp_time = "2495";
embedded_metadata_height = "2";
};
mode4 {
mclk_khz = "24000";
num_lanes = "2";
tegra_sinterface = "serial_a";
phy_mode = "DPHY";
discontinuous_clk = "yes";
dpcm_enable = "false";
cil_settletime = "0";
active_w = "1280";
active_h = "720";
pixel_t = "bayer_rggb";
readout_orientation = "90";
line_length = "3448";
inherent_gain = "1";
mclk_multiplier = "9.33";
pix_clk_hz = "182400000";
gain_factor = "16";
framerate_factor = "1000000";
exposure_factor = "1000000";
min_gain_val = "16";
max_gain_val = "170";
step_gain_val = "1";
default_gain = "16";
min_hdr_ratio = "1";
max_hdr_ratio = "1";
min_framerate = "2000000";
max_framerate = "60000000";
step_framerate = "1";
default_framerate = "60000000";
min_exp_time = "13";
max_exp_time = "683709";
step_exp_time = "1";
default_exp_time = "2495";
embedded_metadata_height = "2";
};
ports {
#address-cells = <0x00000001>;
#size-cells = <0x00000000>;
port@0 {
reg = <0x00000000>;
endpoint {
port-index = <0x00000000>;
bus-width = <0x00000002>;
remote-endpoint = <0x000000d4>;
linux,phandle = <0x00000070>;
phandle = <0x00000070>;
};
};
};
};
};
i2c@1 {
reg = <0x00000001>;
#address-cells = <0x00000001>;
#size-cells = <0x00000000>;
linux,phandle = <0x00000176>;
phandle = <0x00000176>;
rbpcv2_imx219_c@10 {
compatible = "nvidia,imx219";
reg = <0x00000010>;
devnode = "video1";
physical_w = "3.680";
physical_h = "2.760";
sensor_model = "imx219";
use_sensor_mode_id = "true";
reset-gpios = <0x00000013 0x0000007d 0x00000000>;
linux,phandle = <0x00000177>;
phandle = <0x00000177>;
mode0 {
mclk_khz = "24000";
num_lanes = "2";
tegra_sinterface = "serial_c";
phy_mode = "DPHY";
discontinuous_clk = "yes";
dpcm_enable = "false";
cil_settletime = "0";
active_w = "3264";
active_h = "2464";
pixel_t = "bayer_rggb";
readout_orientation = "90";
line_length = "3448";
inherent_gain = "1";
mclk_multiplier = "9.33";
pix_clk_hz = "182400000";
gain_factor = "16";
framerate_factor = "1000000";
exposure_factor = "1000000";
min_gain_val = "16";
max_gain_val = "170";
step_gain_val = "1";
default_gain = "16";
min_hdr_ratio = "1";
max_hdr_ratio = "1";
min_framerate = "2000000";
max_framerate = "21000000";
step_framerate = "1";
default_framerate = "21000000";
min_exp_time = "13";
max_exp_time = "683709";
step_exp_time = "1";
default_exp_time = "2495";
embedded_metadata_height = "2";
};
mode1 {
mclk_khz = "24000";
num_lanes = "2";
tegra_sinterface = "serial_c";
phy_mode = "DPHY";
discontinuous_clk = "yes";
dpcm_enable = "false";
cil_settletime = "0";
active_w = "3264";
active_h = "1848";
pixel_t = "bayer_rggb";
readout_orientation = "90";
line_length = "3448";
inherent_gain = "1";
mclk_multiplier = "9.33";
pix_clk_hz = "182400000";
gain_factor = "16";
framerate_factor = "1000000";
exposure_factor = "1000000";
min_gain_val = "16";
max_gain_val = "170";
step_gain_val = "1";
default_gain = "16";
min_hdr_ratio = "1";
max_hdr_ratio = "1";
min_framerate = "2000000";
max_framerate = "28000000";
step_framerate = "1";
default_framerate = "28000000";
min_exp_time = "13";
max_exp_time = "683709";
step_exp_time = "1";
default_exp_time = "2495";
embedded_metadata_height = "2";
};
mode2 {
mclk_khz = "24000";
num_lanes = "2";
tegra_sinterface = "serial_c";
phy_mode = "DPHY";
discontinuous_clk = "yes";
dpcm_enable = "false";
cil_settletime = "0";
active_w = "1920";
active_h = "1080";
pixel_t = "bayer_rggb";
readout_orientation = "90";
line_length = "3448";
inherent_gain = "1";
mclk_multiplier = "9.33";
pix_clk_hz = "182400000";
gain_factor = "16";
framerate_factor = "1000000";
exposure_factor = "1000000";
min_gain_val = "16";
max_gain_val = "170";
step_gain_val = "1";
default_gain = "16";
min_hdr_ratio = "1";
max_hdr_ratio = "1";
min_framerate = "2000000";
max_framerate = "30000000";
step_framerate = "1";
default_framerate = "30000000";
min_exp_time = "13";
max_exp_time = "683709";
step_exp_time = "1";
default_exp_time = "2495";
embedded_metadata_height = "2";
};
mode3 {
mclk_khz = "24000";
num_lanes = "2";
tegra_sinterface = "serial_c";
phy_mode = "DPHY";
discontinuous_clk = "yes";
dpcm_enable = "false";
cil_settletime = "0";
active_w = "1640";
active_h = "1232";
pixel_t = "bayer_rggb";
readout_orientation = "90";
line_length = "3448";
inherent_gain = "1";
mclk_multiplier = "9.33";
pix_clk_hz = "182400000";
gain_factor = "16";
framerate_factor = "1000000";
exposure_factor = "1000000";
min_gain_val = "16";
max_gain_val = "170";
step_gain_val = "1";
default_gain = "16";
min_hdr_ratio = "1";
max_hdr_ratio = "1";
min_framerate = "2000000";
max_framerate = "30000000";
step_framerate = "1";
default_framerate = "30000000";
min_exp_time = "13";
max_exp_time = "683709";
step_exp_time = "1";
default_exp_time = "2495";
embedded_metadata_height = "2";
};
mode4 {
mclk_khz = "24000";
num_lanes = "2";
tegra_sinterface = "serial_c";
phy_mode = "DPHY";
discontinuous_clk = "yes";
dpcm_enable = "false";
cil_settletime = "0";
active_w = "1280";
active_h = "720";
pixel_t = "bayer_rggb";
readout_orientation = "90";
line_length = "3448";
inherent_gain = "1";
mclk_multiplier = "9.33";
pix_clk_hz = "182400000";
gain_factor = "16";
framerate_factor = "1000000";
exposure_factor = "1000000";
min_gain_val = "16";
max_gain_val = "170";
step_gain_val = "1";
default_gain = "16";
min_hdr_ratio = "1";
max_hdr_ratio = "1";
min_framerate = "2000000";
max_framerate = "60000000";
step_framerate = "1";
default_framerate = "60000000";
min_exp_time = "13";
max_exp_time = "683709";
step_exp_time = "1";
default_exp_time = "2495";
embedded_metadata_height = "2";
};
ports {
#address-cells = <0x00000001>;
#size-cells = <0x00000000>;
port@0 {
reg = <0x00000000>;
endpoint {
status = "okay";
port-index = <0x00000002>;
bus-width = <0x00000002>;
remote-endpoint = <0x000000d5>;
linux,phandle = <0x00000072>;
phandle = <0x00000072>;
};
};
};
};
};
};
....
};
I was able to display the Ultra96 test pattern on Jetson Xavier NX by changing it to “embedded_metadata_height =” 0 “;”.
Thanks very much!