From 2fef4be88161940cb47ce86ff603f14725225c88 Mon Sep 17 00:00:00 2001
From: Jaehoon Chung <jh80.chung@samsung.com>
Date: Mon, 9 Nov 2020 16:48:24 +0900
Subject: [PATCH] board: amlogic: add odroid-c4 boot script for tizen

Add boot script for tizen.

Change-Id: If5c3992d710c0edda4a6641edfa07671bcc5f3a7
Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
---
 .../amlogic/odroid-n2/tizen-boot-odroid-c4-64b.scr | 80 ++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 board/amlogic/odroid-n2/tizen-boot-odroid-c4-64b.scr

diff --git a/board/amlogic/odroid-n2/tizen-boot-odroid-c4-64b.scr b/board/amlogic/odroid-n2/tizen-boot-odroid-c4-64b.scr
new file mode 100644
index 0000000..42ad8e1
--- /dev/null
+++ b/board/amlogic/odroid-n2/tizen-boot-odroid-c4-64b.scr
@@ -0,0 +1,80 @@
+# U-boot script for tizen Odroid C4
+# Auto Detection of Monitor settings based on your Screen information
+# Below values are from Hardkernel ubuntu-20.04.4.0-mate-odroid-c4-hc4-20201020.img
+# (Hardkernel)
+setenv display_autodetect "true"
+setenv hdmimode "1080p60hz"
+setenv monitor_onoff "false" # true or false
+setenv overscan "100"
+setenv sdrmode "auto"
+setenv voutmode "hdmi"
+setenv disablehpd "false"
+setenv cec "true"
+setenv disable_vu7 "true"
+setenv max_freq_a55 "1908"    # 1.908 GHz, default value
+setenv enable_wol "0"
+
+# (Hardkernel) Normal HDMI Monitors
+if test "${display_autodetect}" = "true"; then hdmitx edid; fi
+if test "${hdmimode}" = "custombuilt"; then setenv cmode "modeline=${modeline}"; fi
+if test "${cec}" = "true"; then setenv cec_enable "hdmitx=cec3f"; fi
+if test "${disable_vu7}" = "false"; then setenv hid_quirks "usbhid.quirks=0x0eef:0x0005:0x0004"; fi
+
+# Set load addresses
+setenv fdt_addr_r "0x1000000"
+setenv tizen_kernel_addr_r "0x2400000"
+setenv ramdisk_addr_r "0x1b00000"
+
+# This is for jumping to flash mode on u-boot.
+if test "${bootmode}" = "download"; then;
+	setenv ramdiskpart 8
+	setenv ramdisksize c00000
+	setenv bootmode flash
+fi
+
+if test "${bootmode}" = "flash"; then;
+	if test -n "${ipaddr}"; then;
+		ip_opt=\"ip=${ipaddr}::${gateway}:${netmask}\"
+	fi
+fi
+
+# boot from ram0 if there is sbin
+if test -e $bootdev $mmcrootdev:$ramdiskpart sbin/init; then;
+	setenv rootdev ram0
+else
+	setenv rootdev mmcblk${mmcrootdev}p${mmcrootpart}
+	setenv bootmode normal
+fi
+
+# setting console device if noting is set
+if test -z "${console}"; then;
+	setenv console "console=ttyS0,115200n8 earlycon=aml-uart,0xff803000"
+fi
+echo "console: ${console}"
+
+# Kernel image
+kernel=Image
+# DT image by model
+setenv fdtfile \"meson64_odroidc4.dtb\"
+
+setenv prefixes \"/odroid-c4\/\"
+
+# To use comdline for using serial console. /* Normal mode */
+setenv bootargs \"root=/dev/${rootdev} rootwait rw no_console_suspend fsck.repair=yes net.ifnames=0 elevator=noop hdmimode=1080p60hz cvbsmode=576cvbs max_freq_a53=${max_freq_a53} max_freq_a73=${max_freq_a73} maxcpus=${maxcpus} voutmode=${voutmode} ${cmode} disablehpd=${disablehpd} cvbscable=${cvbscable} overscan=${overscan} ${hid_quirks} monitor_onoff=${monitor_onoff} usb-xhci.tablesize=2 logo=osd0,loaded ${console}\"
+
+# Find the ramdisk offset and block count
+part start $bootdev $mmcrootdev $ramdiskpart ramdisk_start
+part size $bootdev $mmcrootdev $ramdiskpart ramdisk_size
+
+echo "Searching for kernel in"; for prefix in $prefixes; do
+if load $bootdev $mmcbootdev:$mmcbootpart $tizen_kernel_addr_r $prefix$kernel; then;
+	echo ${bootmode} "boot";
+	load $bootdev $mmcbootdev:$mmcbootpart $fdt_addr_r $fdtfile;
+	if test -e mmc $mmcrootdev:$ramdiskpart sbin/init; then;
+		echo "Loading Ramdisk from partition"${ramdiskpart};
+		mmc read $ramdisk_addr_r $ramdisk_start $ramdisk_size;
+	fi
+	booti $tizen_kernel_addr_r $ramdisk_addr_r:$ramdisksize $fdt_addr_r;
+fi
+done
+
-- 
2.7.4