From 2e431a1cf47fb6c32e0bc056f51699ee95a5574a Mon Sep 17 00:00:00 2001
From: Seung-Woo Kim <sw0312.kim@samsung.com>
Date: Fri, 5 Jun 2020 16:42:28 +0900
Subject: [PATCH] rpi: tizen-boot: rpi: tizen-boot: add tizen boot script for
 rpi4 64bit

Add tizen boot script for rpi4 64bit.

Change-Id: I5ea641bccfa38dbabf666a783c2c3446daad4992
Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>
---
 board/raspberrypi/rpi/tizen-boot-rpi4.scr | 72 +++++++++++++++++++++++++++++++
 1 file changed, 72 insertions(+)
 create mode 100644 board/raspberrypi/rpi/tizen-boot-rpi4.scr

diff --git a/board/raspberrypi/rpi/tizen-boot-rpi4.scr b/board/raspberrypi/rpi/tizen-boot-rpi4.scr
new file mode 100644
index 0000000..3a199dc
--- /dev/null
+++ b/board/raspberrypi/rpi/tizen-boot-rpi4.scr
@@ -0,0 +1,72 @@
+# U-boot script for tizen RPI4
+
+if test -e $bootdev $mmcbootdev:$mmcinformpart $rebootparamfile; then;
+	ext4load $bootdev $mmcbootdev:$mmcinformpart $rebootparam_addr $rebootparamfile;
+	if itest.l *${rebootparam_addr} == ${upgrade_val}; then;
+		setenv ramdiskpart 8
+		setenv ramdisksize c00000
+		setenv bootmode fota
+	elif itest.l *${rebootparam_addr} == ${recovery_val}; then;
+		setenv ramdiskpart 8
+		setenv ramdisksize c00000
+		setenv bootmode recovery
+	elif itest.l *${rebootparam_addr} == ${download_val}; then;
+		setenv ramdiskpart 8
+		setenv ramdisksize c00000
+		setenv bootmode flash
+	elif itest.l *${rebootparam_addr} == ${nodef_val}; then;
+		echo "This reboot parameter is not supported...";
+	fi
+fi
+
+# This is for jumping to flash mode on u-boot.
+if test "${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=uart8250,mmio32,0xfe215040"
+fi
+echo "console: ${console}"
+
+# Kernel image
+kernel=Image
+# DT image by model
+setenv fdtfile \"bcm2711-rpi-4-b.dtb\"
+setenv boot_prefixes \"/\"
+
+# To use cmdline for using serial console. /* Normal mode */
+setenv bootargs \"${tizen_bootarg} root=/dev/${rootdev} rw bootmode=${bootmode} rootwait ${console} ${opts} ${ip_opt}\"
+
+# 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 $boot_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