Differences

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--- 3.5inch_lcd_shield:autox [2016/09/21 20:06]
john1117 created
+++ 3.5inch_lcd_shield:autox [2016/11/21 10:59] (current)
odroid [Auto login]
@@ Line 1: / Line 1: @@
 ===== Auto startx =====
-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 flexfb chip=ili9488
-Add following lines in "/etc/modules" file.
+==== Add following lines in "/etc/modules" file. ====
+=== ODROID-C1/C2 ===
   aml_i2c
   pwm-meson
@@ Line 12: / Line 12: @@
   flexfb
   sx865x
+=== ODROID-XU4 ===
-Create a new config file
+  fbtft_device
+  flexfb
+  sx865x
+To enable sx865x touch driver on **ODROID-XU4**,  you need to fix a dtb as following commands.
+  sudo apt-get install device-tree-compiler
+  sudo cp /media/boot/exynos5422-odroidxu3.dtb /media/boot/exynos5422-odroidxu3.dtb.old
+  sudo fdtput -t s /media/boot/exynos5422-odroidxu3.dtb /hsi2c@12CB0000/sx865x@49 status "okay"
+==== Create a new config file ====
   sudo mv /etc/X11/xorg.conf /etc/X11/xorg.conf.old
+  sudo rm -fr /etc/X11/xorg.conf.d/exynos.conf
-Add following lines in "/etc/X11/xorg.conf" file.
+==== Add following lines in "/etc/X11/xorg.conf" file. ====
 <code>
 Section "Device"
@@ Line 25: / Line 37: @@
 </code>
-Reboot
+<WRAP hide>
+==== Check lightdm service ====
+  sudo systemctl list-unit-files | grep lightdm
+If the lightdm service is static, run following command.
+  sudo dpkg-reconfigure lightdm
+</WRAP>
+==== Automatically enable the Backlight ====
+The PWM0 of **ODROID-C2/C1** is pull-down as default, so you have to add following line in "/etc/rc.local" file.
+  echo 500000 > /sys/devices/platform/pwm-ctrl/freq0
+  echo 1 > /sys/devices/platform/pwm-ctrl/enable0
+  echo 1023 | sudo tee /sys/devices/platform/pwm-ctrl/duty0
+==== Reboot ====
   sudo reboot
+===== Auto login =====
+If you want auto login on Ubuntu 14.04 \\
+Edit /etc/lightdm/lightdm.conf file to enable auto-login: (password: odroid)
+<code>
+odroid@odroid:~$ sudo vi /etc/lightdm/lightdm.conf
+[sudo] password for odroid:
+odroid@odroid:~$ cat /etc/lightdm/lightdm.conf
+[SeatDefaults]
+autologin-user=odroid
+autologin-user-timeout=0
+odroid@odroid:~$
+</code>
+If you want auto login on Ubuntu 16.04 \\
+Edit /usr/share/lightdm/lightdm.conf.d/60-lightdm-gtk-greeter.conf file like this.
+<code>
+[SeatDefaults]
+greeter-session=lightdm-gtk-greeter
+autologin-user=odroid
+</code>