Please check
gpiochip_add_data: registered GPIOs 216 to 223 on device: max77620-gpio
[ 1.458127]vddio-dd r: at 1125 mV
[ 1.465981] avdd_dsi_csi: 1200 mV
[ 1.473979] vdd-1v8: 1800 mV
[ 1.481978] vdd-3v3-sys: 3300 mV
[ 1.486491] spmic-ldo0: at 1800 mV
[ 1.490865] spmic-ldo1: at 800 mV
[ 1.497982] vddio-3v3: 3300 mV
[ 1.501875] vddio-sdmmc1: 1800 <–> 3300 mV at 3300 mV
[ 1.509979] vdd-rtc: 1000 mV
[ 1.513823] avdd-ts-hv: 1800 <–> 3300 mV at 1800 mV
[ 1.521982] spmic-ldo6: at 1500 mV
[ 1.526360] vdd-pex-1v05: 1000 mV
[ 1.530521] dvdd-pex: 1000 mV
[ 1.534109] max77620 4-003c: max77620 probe successful
[ 1.539753] Advanced Linux Sound Architecture Driver Initialized.
[ 1.547594] en-vdd-sd: 3300 mV
[ 1.551391] en-vdd-cam: 1800 mV
[ 1.555218] vdd-hdmi: 5000 mV
[ 1.558666] vdd-usb0-5v: 5000 mV
[ 1.562360] vdd-usb1-5v: 5000 mV
[ 1.569979] en-vdd-ts-1v8: 1800 mV
[ 1.577977] en-vdd-ts-hv-3v3: 3300 mV
[ 1.582326] en-vdd-disp-3v3: 3300 mV
[ 1.586609] en-mdm-pwr-3v7: 3700 mV
[ 1.590780] en-vdd-disp-1v8: 1800 mV
[ 1.595050] en-vdd-cam-hv-2v8: 2800 mV
[ 1.599518] en-vdd-cam-1v2: 1200 mV
[ 1.603689] vdd-fan: 5000 mV
[ 1.606963] vdd-3v3: 3300 mV
[ 1.610629] dis-vdd-1v2: 1200 mV
[ 1.614255] en-vdd-vcm-2v8: 2800 mV
[ 1.618410] vdd-usb2-5v: 5000 mV
[ 1.622032] vdd-sys-bl: 3300 mV
[ 1.625817] en-vdd-sys: 1200 mV
how there fetching en-vdd-ts-1v8,vdd-1v8 like wise…
any source code are present