Blackfin: Remove

The architecture is currently unmaintained, remove.

Cc: Benjamin Matthews <mben12@gmail.com>
Cc: Chong Huang <chuang@ucrobotics.com>
Cc: Dimitar Penev <dpn@switchfin.org>
Cc: Haitao Zhang <hzhang@ucrobotics.com>
Cc: I-SYST Micromodule <support@i-syst.com>
Cc: M.Hasewinkel (MHA) <info@ssv-embedded.de>
Cc: Marek Vasut <marex@denx.de>
Cc: Martin Strubel <strubel@section5.ch>
Cc: Peter Meerwald <devel@bct-electronic.com>
Cc: Sonic Zhang <sonic.adi@gmail.com>
Cc: Valentin Yakovenkov <yakovenkov@niistt.ru>
Cc: Wojtek Skulski <info@skutek.com>
Cc: Wojtek Skulski <skulski@pas.rochester.edu>
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/common/Kconfig b/common/Kconfig
index 8f73c8f..0beeb0e 100644
--- a/common/Kconfig
+++ b/common/Kconfig
@@ -379,7 +379,7 @@
 
 config DISPLAY_CPUINFO
 	bool "Display information about the CPU during start up"
-	default y if ARM || BLACKFIN || NIOS2 || X86 || XTENSA || MPC5xxx
+	default y if ARM || NIOS2 || X86 || XTENSA || MPC5xxx
 	help
 	  Display information about the CPU that U-Boot is running on
 	  when U-Boot starts up. The function print_cpuinfo() is called
diff --git a/common/board_f.c b/common/board_f.c
index bb24a63..224ba09 100644
--- a/common/board_f.c
+++ b/common/board_f.c
@@ -116,8 +116,8 @@
 #if defined(CONFIG_WATCHDOG) || defined(CONFIG_HW_WATCHDOG)
 static int init_func_watchdog_init(void)
 {
-# if defined(CONFIG_HW_WATCHDOG) && (defined(CONFIG_BLACKFIN) || \
-	defined(CONFIG_M68K) || defined(CONFIG_MICROBLAZE) || \
+# if defined(CONFIG_HW_WATCHDOG) && \
+	(defined(CONFIG_M68K) || defined(CONFIG_MICROBLAZE) || \
 	defined(CONFIG_SH) || defined(CONFIG_AT91SAM9_WATCHDOG) || \
 	defined(CONFIG_DESIGNWARE_WATCHDOG) || \
 	defined(CONFIG_IMX_WATCHDOG))
@@ -273,8 +273,7 @@
 	gd->mon_len = (ulong)&__bss_end - (ulong)_start;
 #elif defined(CONFIG_SANDBOX) || defined(CONFIG_EFI_APP)
 	gd->mon_len = (ulong)&_end - (ulong)_init;
-#elif defined(CONFIG_BLACKFIN) || defined(CONFIG_NIOS2) || \
-	defined(CONFIG_XTENSA)
+#elif defined(CONFIG_NIOS2) || defined(CONFIG_XTENSA)
 	gd->mon_len = CONFIG_SYS_MONITOR_LEN;
 #elif defined(CONFIG_NDS32) || defined(CONFIG_SH)
 	gd->mon_len = (ulong)(&__bss_end) - (ulong)(&_start);
@@ -471,7 +470,7 @@
 
 # if defined(CONFIG_VIDEO) && (!defined(CONFIG_PPC) || defined(CONFIG_8xx)) && \
 		!defined(CONFIG_ARM) && !defined(CONFIG_X86) && \
-		!defined(CONFIG_BLACKFIN) && !defined(CONFIG_M68K)
+		!defined(CONFIG_M68K)
 static int reserve_legacy_video(void)
 {
 	/* reserve memory for video display (always full pages) */
@@ -872,8 +871,8 @@
 	init_timebase,
 #endif
 #if defined(CONFIG_ARM) || defined(CONFIG_MIPS) || \
-		defined(CONFIG_BLACKFIN) || defined(CONFIG_NDS32) || \
-		defined(CONFIG_SH) || defined(CONFIG_SPARC)
+		defined(CONFIG_NDS32) || defined(CONFIG_SH) || \
+		defined(CONFIG_SPARC)
 	timer_init,		/* initialize timer */
 #endif
 #if defined(CONFIG_BOARD_POSTCLK_INIT)
@@ -961,7 +960,7 @@
 	 *  - board info struct
 	 */
 	setup_dest_addr,
-#if defined(CONFIG_BLACKFIN) || defined(CONFIG_XTENSA)
+#if defined(CONFIG_XTENSA)
 	/* Blackfin u-boot monitor should be on top of the ram */
 	reserve_uboot,
 #endif
@@ -988,12 +987,12 @@
 	/* TODO: Why the dependency on CONFIG_8xx? */
 # if defined(CONFIG_VIDEO) && (!defined(CONFIG_PPC) || defined(CONFIG_8xx)) && \
 		!defined(CONFIG_ARM) && !defined(CONFIG_X86) && \
-		!defined(CONFIG_BLACKFIN) && !defined(CONFIG_M68K)
+		!defined(CONFIG_M68K)
 	reserve_legacy_video,
 # endif
 #endif /* CONFIG_DM_VIDEO */
 	reserve_trace,
-#if !defined(CONFIG_BLACKFIN) && !defined(CONFIG_XTENSA)
+#if !defined(CONFIG_XTENSA)
 	reserve_uboot,
 #endif
 #ifndef CONFIG_SPL_BUILD