From aef03587a37c62e0858bd893c4fa934e18f21749 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Igor=20Pe=C4=8Dovnik?=
 <igorpecovnik@users.noreply.github.com>
Date: Fri, 17 Jul 2020 10:28:51 +0200
Subject: [PATCH] Add TFT LCD and FAN control support (#2095)

---
 config/bootscripts/boot-odroid-xu4.ini | 28 +++++++++++++++++++++++++-
 1 file changed, 27 insertions(+), 1 deletion(-)

diff --git a/config/bootscripts/boot-odroid-xu4.ini b/config/bootscripts/boot-odroid-xu4.ini
index 6f730e317..a44f38d69 100644
--- a/config/bootscripts/boot-odroid-xu4.ini
+++ b/config/bootscripts/boot-odroid-xu4.ini
@@ -20,7 +20,7 @@ setenv verbosity "1"
 # To update boot loader on your eMMC use the nand-sata-install tool
 # run copy_uboot_sd2emmc
 
-if test "${console}" = "display" || test "${console}" = "both"; then setenv consoleargs "console=tty1"; fi
+if test "${console}" = "display" || test "${console}" = "both"; then setenv consoleargs "console=null"; fi
 if test "${console}" = "serial" || test "${console}" = "both"; then setenv consoleargs "console=ttySAC2,115200n8 ${consoleargs}"; fi
 if test "${bootlogo}" = "true"; then setenv consoleargs "bootsplash.bootfile=bootsplash.armbian ${consoleargs}"; fi
 
@@ -149,6 +149,22 @@ setenv governor "performance"
 # Supported values: 933 825 728 633 (MHZ)
 setenv ddr_freq 825
 
+#------------------------------------------------------------------------------
+#
+# Use Hardware Add-On
+#
+#------------------------------------------------------------------------------
+#
+# If you are using your odroidxu4 in a CloudShell2 enclosure set this to true to
+# enable TFT LCD and FAN control via i2c bus
+# false : disabled
+# true : TFT LCD and i2c bus enabled
+#
+# default : false
+#
+#------------------------------------------------------------------------------
+setenv cs2enable "false"
+
 #------------------------------------------------------------------------------
 #
 # HDMI Hot Plug detection
@@ -254,6 +270,16 @@ ext4load mmc 0:1 0x44000000 /boot/dtb/${fdtfile} || fatload mmc 0:1 0x44000000 d
 # set FDT address
 fdt addr 0x44000000
 
+if test "${cs2enable}" = "true"; then
+    fdt resize 8192
+
+    setenv overlays "i2c0 i2c1 hktft-cs-ogst"
+    for overlay in ${overlays}; do
+        ext4load mmc 0:1 0x60000000 /boot/dtb/overlays/${overlay}.dtbo
+        fdt apply 0x60000000
+    done
+fi
+
 if test "${cecenable}" = "false"; then fdt rm /cec@101B0000; fi
 
 # final boot args