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3.5inch_lcd_shield:autoconsole [2016/11/08 15:05] john1117 [Add kernel argument to file /media/boot/boot.ini] |
3.5inch_lcd_shield:autoconsole [2016/11/21 15:01] (current) odroid [Automatically enable the Backlight] |
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===== Auto console ===== | ===== Auto console ===== | ||
+ | |||
+ | Start the system console on the LCD automatically after booting. | ||
==== Add following lines in "/etc/modprobe.d/lcd35.conf" file. ==== | ==== Add following lines in "/etc/modprobe.d/lcd35.conf" file. ==== | ||
options fbtft_device name=flexpfb rotate=270 | options fbtft_device name=flexpfb rotate=270 | ||
Line 32: | Line 34: | ||
echo 1 > /sys/devices/platform/pwm-ctrl/enable0 | echo 1 > /sys/devices/platform/pwm-ctrl/enable0 | ||
echo 500000 > /sys/devices/platform/pwm-ctrl/freq0 | echo 500000 > /sys/devices/platform/pwm-ctrl/freq0 | ||
- | echo 1023 | sudo tee /sys/devices/platform/pwm-ctrl/duty0 | + | echo 1023 > /sys/devices/platform/pwm-ctrl/duty0 |
chvt 1 | chvt 1 | ||
==== Reboot ==== | ==== Reboot ==== | ||
sudo reboot | sudo reboot | ||
+ | |||
+ | |||
+ | ==== Auto login ==== | ||
+ | Edit tty1 service | ||
+ | sudo systemctl edit getty@tty1 | ||
+ | And add | ||
+ | [Service] | ||
+ | ExecStart= | ||
+ | ExecStart=-/sbin/agetty -a odroid --noclear %I $TERM | ||
+ | | ||
+ | |||
+ | odroid@odroid:~$ sudo systemctl cat getty@tty1 | grep Exec | ||
+ | ExecStart=-/sbin/agetty --noclear %I $TERM | ||
+ | ExecStart= | ||
+ | ExecStart=-/sbin/agetty -a odroid --noclear %I $TERM | ||
+ | Restart tty1 service | ||
+ | sudo systemctl restart getty@tty1 | ||
+ |