clearfog: Squash all U-Boot patches to a single file

...because that's going to be a smaller maintenance PITA. I'm still
tracking my changes in git for the upstream U-Boot, of course, but
there's no point in duplicating that here.

Change-Id: I89c853159dd4e474aa8b83ea8fc097f5703263f1
diff --git a/board/czechlight/clearfog/patches/u-boot/boot.patch b/board/czechlight/clearfog/patches/u-boot/boot.patch
new file mode 100644
index 0000000..3ec36c0
--- /dev/null
+++ b/board/czechlight/clearfog/patches/u-boot/boot.patch
@@ -0,0 +1,166 @@
+diff --git a/board/solidrun/clearfog/clearfog.c b/board/solidrun/clearfog/clearfog.c
+index 8906636f76..f94bd5e465 100644
+--- a/board/solidrun/clearfog/clearfog.c
++++ b/board/solidrun/clearfog/clearfog.c
+@@ -11,10 +11,15 @@
+ #include <asm/io.h>
+ #include <asm/arch/cpu.h>
+ #include <asm/arch/soc.h>
++#include <dm/uclass.h>
+ 
+ #include "../drivers/ddr/marvell/a38x/ddr3_a38x_topology.h"
+ #include <../serdes/a38x/high_speed_env_spec.h>
+ 
++#ifdef CONFIG_WDT_ORION
++# include <wdt.h>
++#endif
++
+ DECLARE_GLOBAL_DATA_PTR;
+ 
+ #define ETH_PHY_CTRL_REG		0
+@@ -122,6 +127,10 @@ int board_early_init_f(void)
+ 	return 0;
+ }
+ 
++#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_WDT_ORION)
++static struct udevice *watchdog_dev = NULL;
++#endif
++
+ int board_init(void)
+ {
+ 	int i;
+@@ -129,6 +138,18 @@ int board_init(void)
+ 	/* Address of boot parameters */
+ 	gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100;
+ 
++#ifndef CONFIG_SPL_BUILD
++# ifdef CONFIG_WDT_ORION
++        if (uclass_get_device(UCLASS_WDT, 0, &watchdog_dev)) {
++                puts("Cannot find Armada 385 watchdog!\n");
++        } else {
++                puts("Enabling Armada 385 watchdog.\n");
++		/* one minute */
++                wdt_start(watchdog_dev, (u32) 25000000 * 60, 0);
++        }
++# endif
++#endif
++
+ 	/* Toggle GPIO41 to reset onboard switch and phy */
+ 	clrbits_le32(MVEBU_GPIO1_BASE + 0x0, BIT(9));
+ 	clrbits_le32(MVEBU_GPIO1_BASE + 0x4, BIT(9));
+@@ -147,6 +168,28 @@ int board_init(void)
+ 	return 0;
+ }
+ 
++#ifdef CONFIG_WATCHDOG
++/* Called by macro WATCHDOG_RESET */
++void watchdog_reset(void)
++{
++# if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_WDT_ORION)
++        static ulong next_reset = 0;
++        ulong now;
++
++        if (!watchdog_dev)
++                return;
++
++        now = timer_get_us();
++
++        /* Do not reset the watchdog too often */
++        if (now > next_reset) {
++                wdt_reset(watchdog_dev);
++                next_reset = now + 1000;
++        }
++# endif
++}
++#endif
++
+ int checkboard(void)
+ {
+ 	puts("Board: SolidRun ClearFog\n");
+diff --git a/configs/clearfog_defconfig b/configs/clearfog_defconfig
+index 5eceacf491..fd48b0db02 100644
+--- a/configs/clearfog_defconfig
++++ b/configs/clearfog_defconfig
+@@ -46,3 +46,5 @@ CONFIG_USB=y
+ CONFIG_DM_USB=y
+ CONFIG_USB_EHCI_HCD=y
+ CONFIG_USB_STORAGE=y
++CONFIG_WDT=y
++CONFIG_WDT_ORION=y
+diff --git a/include/configs/clearfog.h b/include/configs/clearfog.h
+index 5061f6c6fd..04faf5c49f 100644
+--- a/include/configs/clearfog.h
++++ b/include/configs/clearfog.h
+@@ -32,6 +32,11 @@
+ #define CONFIG_SYS_I2C_SLAVE		0x0
+ #define CONFIG_SYS_I2C_SPEED		100000
+ 
++/* Watchdog */
++#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_WDT_ORION)
++# define CONFIG_WATCHDOG
++#endif
++
+ /* SPI NOR flash default params, used by sf commands */
+ #define CONFIG_SF_DEFAULT_SPEED		1000000
+ #define CONFIG_SF_DEFAULT_MODE		SPI_MODE_3
+@@ -65,6 +70,9 @@
+ #define CONFIG_ENV_OFFSET		0xf0000
+ #define CONFIG_ENV_ADDR			CONFIG_ENV_OFFSET
+ 
++#define CONFIG_ENV_OFFSET_REDUND	0xe0000
++#define CONFIG_SYS_REDUNDAND_ENVIRONMENT
++
+ #define CONFIG_PHY_MARVELL		/* there is a marvell phy */
+ #define PHY_ANEG_TIMEOUT	8000	/* PHY needs a longer aneg time */
+ 
+@@ -166,14 +174,46 @@
+ 	"scriptaddr=" SCRIPT_ADDR_R "\0" \
+ 	"pxefile_addr_r=" PXEFILE_ADDR_R "\0"
+ 
+-#include <config_distro_bootcmd.h>
+-
+ #define CONFIG_EXTRA_ENV_SETTINGS \
+ 	RELOCATION_LIMITS_ENV_SETTINGS \
+ 	LOAD_ADDRESS_ENV_SETTINGS \
+-	"fdtfile=" CONFIG_DEFAULT_DEVICE_TREE ".dtb\0" \
+ 	"console=ttyS0,115200\0" \
+-	BOOTENV
++	"extra_bootargs=panic=10 oops=panic\0" \
++	"bootcmd=test -n \"${BOOT_A_LEFT}\" || setenv BOOT_A_LEFT 3;" \
++	"test -n \"${BOOT_B_LEFT}\" || setenv BOOT_B_LEFT 3;" \
++	"setenv rauc_part;" \
++	"for BOOT_SLOT in \"A B\"; do" \
++	"  if test \"x${rauc_part}\" != \"x\"; then" \
++	"    ;" \
++	"  elif test \"x${BOOT_SLOT}\" = \"xA\"; then" \
++	"    if test ${BOOT_A_LEFT} -gt 0; then" \
++	"      setexpr BOOT_A_LEFT ${BOOT_A_LEFT} - 1;" \
++	"      echo \"Found valid slot A, ${BOOT_A_LEFT} attempts remaining\";" \
++	"      setenv rauc_part 1;" \
++	"      setenv rauc_slot A;" \
++	"    fi;" \
++	"  elif test \"x${BOOT_SLOT}\" = \"xB\"; then" \
++	"    if test ${BOOT_B_LEFT} -gt 0; then" \
++	"      setexpr BOOT_B_LEFT ${BOOT_B_LEFT} - 1;" \
++	"      echo \"Found valid slot B, ${BOOT_B_LEFT} attempts remaining\";" \
++	"      setenv rauc_part 2;" \
++	"      setenv rauc_slot B;" \
++	"    fi;" \
++	"  fi;" \
++	"done;" \
++	"if test -n \"${rauc_part}\"; then" \
++	"  saveenv ;" \
++	"else" \
++	"  echo \"No valid slot found, resetting tries to 3\";" \
++	"  setenv BOOT_A_LEFT 3;" \
++	"  setenv BOOT_B_LEFT 3;" \
++	"  saveenv;" \
++	"  reset;" \
++	"fi;" \
++	"setenv bootargs root=/dev/mmcblk0p${rauc_part} rauc.slot=${rauc_slot} czechlight=${czechlight} ${extra_bootargs};" \
++	"load mmc 0:${rauc_part} ${fdt_addr_r} /boot/armada-388-clearfog-base.dtb || reset;" \
++	"load mmc 0:${rauc_part} ${kernel_addr_r} /boot/zImage || reset;" \
++	"bootz ${kernel_addr_r} - ${fdt_addr_r} || reset\0"
+ 
+ #endif /* CONFIG_SPL_BUILD */
+