Added watchdog for Odroid HC2

Makefile

@@ -195,6 +195,7 @@ export FW_ENV_OPIPCPLUS_MENDER
 odroidhc2: odroidhc2-boot-cmd odroidhc2-fw_env.config
 	tar xf u-boot-2020.04.tar.bz2
 	patch -Np1 -d u-boot-2020.04 < u-boot-2020.04-serial-number-fix.patch
+	patch -Np1 -d u-boot-2020.04 < u-boot-2020.04-odroid_board_detection_fix.patch
 	$(MAKE) -C u-boot-2020.04 odroid-xu3_defconfig
 	@echo "# CONFIG_ENV_IS_IN_FAT is not set" >> u-boot-2020.04/.config
 	@echo "CONFIG_ENV_IS_IN_MMC=y" >> u-boot-2020.04/.config
@@ -241,6 +242,8 @@ odroidhc2-mender: odroidhc2-boot-cmd-mender odroidhc2-fw_env.config-mender
 	tar xf u-boot-2020.04.tar.bz2
 	patch -Np1 -d u-boot-2020.04 < u-boot-2020.04-serial-number-fix.patch
 	patch -Np1 -d u-boot-2020.04 < u-boot-2020.04-mender.patch
+	patch -Np1 -d u-boot-2020.04 < u-boot-2020.04-odroid_board_detection_fix.patch
+	patch -Np1 -d u-boot-2020.04 < u-boot-2020.04-exynos_wdt.patch
 	$(MAKE) -C u-boot-2020.04 odroid-xu3_defconfig
 	@echo "# CONFIG_ENV_IS_NOWHERE is not set" >> u-boot-2020.04/.config
 	@echo "# CONFIG_ENV_IS_IN_FAT is not set" >> u-boot-2020.04/.config
@@ -248,6 +251,16 @@ odroidhc2-mender: odroidhc2-boot-cmd-mender odroidhc2-fw_env.config-mender
 	@echo "CONFIG_SYS_REDUNDAND_ENVIRONMENT=y" >> u-boot-2020.04/.config
 	@echo "# CONFIG_ENV_OFFSET is not set" >> u-boot-2020.04/.config
 	@echo "# CONFIG_ENV_OFFSET_REDUND is not set" >> u-boot-2020.04/.config
+	@echo "CONFIG_WDT=y" >> u-boot-2020.04/.config
+	@echo "# CONFIG_CMD_WDT is not set" >> u-boot-2020.04/.config
+	@echo "# CONFIG_WDT_AT91 is not set" >> u-boot-2020.04/.config
+	@echo "# CONFIG_WDT_CDNS is not set" >> u-boot-2020.04/.config
+	@echo "# CONFIG_WDT_CORTINA is not set" >> u-boot-2020.04/.config
+	@echo "CONFIG_WDT_EXYNOS=y" >> u-boot-2020.04/.config
+	@echo "# CONFIG_WDT_SP805 is not set" >> u-boot-2020.04/.config
+	@echo "# CONFIG_WDT_STM32MP is not set" >> u-boot-2020.04/.config
+	@echo "# CONFIG_XILINX_TB_WATCHDOG is not set" >> u-boot-2020.04/.config
+	@echo "# CONFIG_HBMC_AM654 is not set" >> u-boot-2020.04/.config
 	$(MAKE) -C u-boot-2020.04 oldconfig
 	$(MAKE) -C u-boot-2020.04
 	mount /dev/$(DISK)1 /uboot

u-boot-2020.04-odroid_board_detection_fix.patch

+diff -uNr u-boot-2020.04/board/samsung/common/exynos5-dt-types.c u-boot-2020.04-odroid_board_detection_fix/board/samsung/common/exynos5-dt-types.c
+--- u-boot-2020.04/board/samsung/common/exynos5-dt-types.c	2020-04-13 15:02:18.000000000 +0000
++++ u-boot-2020.04-odroid_board_detection_fix/board/samsung/common/exynos5-dt-types.c	2021-12-30 08:51:44.151701989 +0000
+@@ -41,7 +41,7 @@
+ 	{ EXYNOS5_BOARD_ODROID_XU3_REV02, 2, 375, "xu3" },
+ 	{ EXYNOS5_BOARD_ODROID_XU4_REV01, 1, 1293, "xu4" },
+ 	{ EXYNOS5_BOARD_ODROID_HC1_REV01, 1, 1322, "hc1" },
+-	{ EXYNOS5_BOARD_ODROID_HC2_REV01, 1, 1484, "hc1" },
++	{ EXYNOS5_BOARD_ODROID_HC2_REV01, 1, 1484, "hc2" },
+ 	{ EXYNOS5_BOARD_ODROID_UNKNOWN, 0, 4095, "unknown" },
+ };
+