Re: [PATCH 05/16] arch: remove blackfin port

From: Bryan Wu <cooloney@gmail.com>
To: Arnd Bergmann <arnd@arndb.de>
Cc: linux-arch@vger.kernel.org, lkml <linux-kernel@vger.kernel.org>,
	Steven Miao <realmz6@gmail.com>,
	Mike Frysinger <vapier@chromium.org>
Subject: Re: [PATCH 05/16] arch: remove blackfin port
Date: Fri, 16 Mar 2018 06:24:03 +0800	[thread overview]
Message-ID: <CAK5ve-LejdY97pmD3DKz5EudeOX=E-HzYBhXEyvFXBGWMAQyOw@mail.gmail.com> (raw)
In-Reply-To: <20180314143656.1495602-5-arnd@arndb.de>

Personally Blackfin Linux is my most special memory. Thanks a lot for
the folks from community and contributors from all over the world.

Acked-by: Bryan Wu <cooloney@gmail.com>

On Wed, Mar 14, 2018 at 10:36 PM, Arnd Bergmann <arnd@arndb.de> wrote:
> The Analog Devices Blackfin port was added in 2007 and was rather
> active for a while, but all work on it has come to a standstill
> over time, as Analog have changed their product line-up.
>
> Aaron Wu confirmed that the architecture port is no longer relevant,
> and multiple people suggested removing blackfin independently because
> of some of its oddities like a non-working SMP port, and the amount of
> duplication between the chip variants, which cause extra work when
> doing cross-architecture changes.
>
> Link: https://docs.blackfin.uclinux.org/
> Acked-by: Wu, Aaron <Aaron.Wu@analog.com>
> Cc: Bryan Wu <cooloney@gmail.com>
> Cc: Steven Miao <realmz6@gmail.com>
> Cc: Mike Frysinger <vapier@chromium.org>
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> ---
>  Documentation/00-INDEX                             |    2 -
>  Documentation/admin-guide/kernel-parameters.rst    |    1 -
>  Documentation/admin-guide/kernel-parameters.txt    |    2 +-
>  Documentation/blackfin/00-INDEX                    |    6 -
>  Documentation/blackfin/bfin-gpio-notes.txt         |   71 -
>  Documentation/blackfin/bfin-spi-notes.txt          |   16 -
>  MAINTAINERS                                        |   45 -
>  arch/blackfin/Clear_BSD.txt                        |   33 -
>  arch/blackfin/Kconfig                              | 1463 --------
>  arch/blackfin/Kconfig.debug                        |  258 --
>  arch/blackfin/Makefile                             |  168 -
>  arch/blackfin/boot/.gitignore                      |    3 -
>  arch/blackfin/boot/Makefile                        |   71 -
>  arch/blackfin/boot/install.sh                      |   57 -
>  arch/blackfin/configs/BF518F-EZBRD_defconfig       |  121 -
>  arch/blackfin/configs/BF526-EZBRD_defconfig        |  158 -
>  arch/blackfin/configs/BF527-AD7160-EVAL_defconfig  |  104 -
>  arch/blackfin/configs/BF527-EZKIT-V2_defconfig     |  188 -
>  arch/blackfin/configs/BF527-EZKIT_defconfig        |  181 -
>  arch/blackfin/configs/BF527-TLL6527M_defconfig     |  178 -
>  arch/blackfin/configs/BF533-EZKIT_defconfig        |  114 -
>  arch/blackfin/configs/BF533-STAMP_defconfig        |  124 -
>  arch/blackfin/configs/BF537-STAMP_defconfig        |  136 -
>  arch/blackfin/configs/BF538-EZKIT_defconfig        |  133 -
>  arch/blackfin/configs/BF548-EZKIT_defconfig        |  207 --
>  arch/blackfin/configs/BF561-ACVILON_defconfig      |  149 -
>  arch/blackfin/configs/BF561-EZKIT-SMP_defconfig    |  112 -
>  arch/blackfin/configs/BF561-EZKIT_defconfig        |  114 -
>  arch/blackfin/configs/BF609-EZKIT_defconfig        |  154 -
>  arch/blackfin/configs/BlackStamp_defconfig         |  108 -
>  arch/blackfin/configs/CM-BF527_defconfig           |  129 -
>  arch/blackfin/configs/CM-BF533_defconfig           |   76 -
>  arch/blackfin/configs/CM-BF537E_defconfig          |  107 -
>  arch/blackfin/configs/CM-BF537U_defconfig          |   96 -
>  arch/blackfin/configs/CM-BF548_defconfig           |  170 -
>  arch/blackfin/configs/CM-BF561_defconfig           |  104 -
>  arch/blackfin/configs/DNP5370_defconfig            |  118 -
>  arch/blackfin/configs/H8606_defconfig              |   87 -
>  arch/blackfin/configs/IP0X_defconfig               |   91 -
>  arch/blackfin/configs/PNAV-10_defconfig            |  111 -
>  arch/blackfin/configs/SRV1_defconfig               |   88 -
>  arch/blackfin/configs/TCM-BF518_defconfig          |  131 -
>  arch/blackfin/configs/TCM-BF537_defconfig          |   95 -
>  arch/blackfin/include/asm/Kbuild                   |   28 -
>  arch/blackfin/include/asm/asm-offsets.h            |    1 -
>  arch/blackfin/include/asm/atomic.h                 |   47 -
>  arch/blackfin/include/asm/barrier.h                |   86 -
>  arch/blackfin/include/asm/bfin-global.h            |   95 -
>  arch/blackfin/include/asm/bfin-lq035q1.h           |   40 -
>  arch/blackfin/include/asm/bfin5xx_spi.h            |   86 -
>  arch/blackfin/include/asm/bfin_can.h               |  728 ----
>  arch/blackfin/include/asm/bfin_dma.h               |  165 -
>  arch/blackfin/include/asm/bfin_pfmon.h             |   44 -
>  arch/blackfin/include/asm/bfin_ppi.h               |  181 -
>  arch/blackfin/include/asm/bfin_sdh.h               |  161 -
>  arch/blackfin/include/asm/bfin_serial.h            |  429 ---
>  arch/blackfin/include/asm/bfin_simple_timer.h      |   27 -
>  arch/blackfin/include/asm/bfin_sport.h             |   71 -
>  arch/blackfin/include/asm/bfin_sport3.h            |  107 -
>  arch/blackfin/include/asm/bfin_twi.h               |  214 --
>  arch/blackfin/include/asm/bfin_watchdog.h          |   30 -
>  arch/blackfin/include/asm/bfrom.h                  |   90 -
>  arch/blackfin/include/asm/bitops.h                 |  140 -
>  arch/blackfin/include/asm/blackfin.h               |   88 -
>  arch/blackfin/include/asm/bug.h                    |   73 -
>  arch/blackfin/include/asm/cache.h                  |   70 -
>  arch/blackfin/include/asm/cacheflush.h             |  118 -
>  arch/blackfin/include/asm/cdef_LPBlackfin.h        |  309 --
>  arch/blackfin/include/asm/checksum.h               |   44 -
>  arch/blackfin/include/asm/clocks.h                 |   74 -
>  arch/blackfin/include/asm/cmpxchg.h                |  132 -
>  arch/blackfin/include/asm/context.S                |  407 ---
>  arch/blackfin/include/asm/cplb.h                   |  153 -
>  arch/blackfin/include/asm/cplbinit.h               |   66 -
>  arch/blackfin/include/asm/cpu.h                    |   24 -
>  arch/blackfin/include/asm/def_LPBlackfin.h         |  697 ----
>  arch/blackfin/include/asm/delay.h                  |   51 -
>  arch/blackfin/include/asm/dma-mapping.h            |   46 -
>  arch/blackfin/include/asm/dma.h                    |  349 --
>  arch/blackfin/include/asm/dpmc.h                   |  794 -----
>  arch/blackfin/include/asm/early_printk.h           |   36 -
>  arch/blackfin/include/asm/elf.h                    |  135 -
>  arch/blackfin/include/asm/entry.h                  |  178 -
>  arch/blackfin/include/asm/exec.h                   |    1 -
>  arch/blackfin/include/asm/fixed_code.h             |   30 -
>  arch/blackfin/include/asm/flat.h                   |   62 -
>  arch/blackfin/include/asm/ftrace.h                 |   73 -
>  arch/blackfin/include/asm/gpio.h                   |  234 --
>  arch/blackfin/include/asm/gptimers.h               |  337 --
>  arch/blackfin/include/asm/hardirq.h                |   17 -
>  arch/blackfin/include/asm/io.h                     |   49 -
>  arch/blackfin/include/asm/ipipe.h                  |  209 --
>  arch/blackfin/include/asm/ipipe_base.h             |   75 -
>  arch/blackfin/include/asm/irq.h                    |   41 -
>  arch/blackfin/include/asm/irq_handler.h            |   66 -
>  arch/blackfin/include/asm/irqflags.h               |  289 --
>  arch/blackfin/include/asm/kgdb.h                   |  169 -
>  arch/blackfin/include/asm/l1layout.h               |   37 -
>  arch/blackfin/include/asm/linkage.h                |   13 -
>  arch/blackfin/include/asm/mem_init.h               |  500 ---
>  arch/blackfin/include/asm/mem_map.h                |   84 -
>  arch/blackfin/include/asm/mmu.h                    |   36 -
>  arch/blackfin/include/asm/mmu_context.h            |  218 --
>  arch/blackfin/include/asm/module.h                 |   22 -
>  arch/blackfin/include/asm/nand.h                   |   40 -
>  arch/blackfin/include/asm/nmi.h                    |   14 -
>  arch/blackfin/include/asm/page.h                   |   22 -
>  arch/blackfin/include/asm/page_offset.h            |   11 -
>  arch/blackfin/include/asm/pci.h                    |   13 -
>  arch/blackfin/include/asm/pda.h                    |   73 -
>  arch/blackfin/include/asm/perf_event.h             |    1 -
>  arch/blackfin/include/asm/pgtable.h                |  104 -
>  arch/blackfin/include/asm/pm.h                     |   31 -
>  arch/blackfin/include/asm/portmux.h                | 1204 -------
>  arch/blackfin/include/asm/processor.h              |  145 -
>  arch/blackfin/include/asm/pseudo_instructions.h    |   18 -
>  arch/blackfin/include/asm/ptrace.h                 |   42 -
>  arch/blackfin/include/asm/reboot.h                 |   20 -
>  arch/blackfin/include/asm/rwlock.h                 |    7 -
>  arch/blackfin/include/asm/scb.h                    |   21 -
>  arch/blackfin/include/asm/sections.h               |   67 -
>  arch/blackfin/include/asm/segment.h                |   13 -
>  arch/blackfin/include/asm/smp.h                    |   54 -
>  arch/blackfin/include/asm/spinlock.h               |   81 -
>  arch/blackfin/include/asm/spinlock_types.h         |   28 -
>  arch/blackfin/include/asm/string.h                 |   38 -
>  arch/blackfin/include/asm/switch_to.h              |   39 -
>  arch/blackfin/include/asm/syscall.h                |   96 -
>  arch/blackfin/include/asm/thread_info.h            |   98 -
>  arch/blackfin/include/asm/time.h                   |   46 -
>  arch/blackfin/include/asm/timex.h                  |   23 -
>  arch/blackfin/include/asm/tlb.h                    |   22 -
>  arch/blackfin/include/asm/tlbflush.h               |    2 -
>  arch/blackfin/include/asm/trace.h                  |  106 -
>  arch/blackfin/include/asm/traps.h                  |  131 -
>  arch/blackfin/include/asm/uaccess.h                |  234 --
>  arch/blackfin/include/asm/unistd.h                 |   22 -
>  arch/blackfin/include/asm/vga.h                    |    1 -
>  arch/blackfin/include/mach-common/irq.h            |   58 -
>  arch/blackfin/include/mach-common/pll.h            |   86 -
>  arch/blackfin/include/mach-common/ports-a.h        |   26 -
>  arch/blackfin/include/mach-common/ports-b.h        |   26 -
>  arch/blackfin/include/mach-common/ports-c.h        |   26 -
>  arch/blackfin/include/mach-common/ports-d.h        |   26 -
>  arch/blackfin/include/mach-common/ports-e.h        |   26 -
>  arch/blackfin/include/mach-common/ports-f.h        |   26 -
>  arch/blackfin/include/mach-common/ports-g.h        |   26 -
>  arch/blackfin/include/mach-common/ports-h.h        |   26 -
>  arch/blackfin/include/mach-common/ports-i.h        |   26 -
>  arch/blackfin/include/mach-common/ports-j.h        |   26 -
>  arch/blackfin/include/uapi/asm/Kbuild              |   25 -
>  arch/blackfin/include/uapi/asm/bfin_sport.h        |  137 -
>  arch/blackfin/include/uapi/asm/byteorder.h         |    7 -
>  arch/blackfin/include/uapi/asm/cachectl.h          |   21 -
>  arch/blackfin/include/uapi/asm/fcntl.h             |   18 -
>  arch/blackfin/include/uapi/asm/fixed_code.h        |   39 -
>  arch/blackfin/include/uapi/asm/ioctls.h            |    8 -
>  arch/blackfin/include/uapi/asm/poll.h              |   17 -
>  arch/blackfin/include/uapi/asm/posix_types.h       |   31 -
>  arch/blackfin/include/uapi/asm/ptrace.h            |  171 -
>  arch/blackfin/include/uapi/asm/sigcontext.h        |   62 -
>  arch/blackfin/include/uapi/asm/siginfo.h           |   16 -
>  arch/blackfin/include/uapi/asm/signal.h            |    8 -
>  arch/blackfin/include/uapi/asm/stat.h              |   70 -
>  arch/blackfin/include/uapi/asm/swab.h              |   51 -
>  arch/blackfin/include/uapi/asm/unistd.h            |  448 ---
>  arch/blackfin/kernel/.gitignore                    |    1 -
>  arch/blackfin/kernel/Makefile                      |   44 -
>  arch/blackfin/kernel/asm-offsets.c                 |  164 -
>  arch/blackfin/kernel/bfin_dma.c                    |  612 ----
>  arch/blackfin/kernel/bfin_gpio.c                   | 1208 -------
>  arch/blackfin/kernel/bfin_ksyms.c                  |  126 -
>  arch/blackfin/kernel/cplb-mpu/Makefile             |   10 -
>  arch/blackfin/kernel/cplb-mpu/cplbinit.c           |  102 -
>  arch/blackfin/kernel/cplb-mpu/cplbmgr.c            |  379 ---
>  arch/blackfin/kernel/cplb-nompu/Makefile           |   11 -
>  arch/blackfin/kernel/cplb-nompu/cplbinit.c         |  212 --
>  arch/blackfin/kernel/cplb-nompu/cplbmgr.c          |  227 --
>  arch/blackfin/kernel/cplbinfo.c                    |  180 -
>  arch/blackfin/kernel/debug-mmrs.c                  | 1891 ----------
>  arch/blackfin/kernel/dma-mapping.c                 |  172 -
>  arch/blackfin/kernel/dumpstack.c                   |  177 -
>  arch/blackfin/kernel/early_printk.c                |  271 --
>  arch/blackfin/kernel/entry.S                       |   59 -
>  arch/blackfin/kernel/exception.c                   |   45 -
>  arch/blackfin/kernel/fixed_code.S                  |  155 -
>  arch/blackfin/kernel/flat.c                        |   84 -
>  arch/blackfin/kernel/ftrace-entry.S                |  207 --
>  arch/blackfin/kernel/ftrace.c                      |  125 -
>  arch/blackfin/kernel/gptimers.c                    |  383 ---
>  arch/blackfin/kernel/ipipe.c                       |  397 ---
>  arch/blackfin/kernel/irqchip.c                     |  132 -
>  arch/blackfin/kernel/kgdb.c                        |  473 ---
>  arch/blackfin/kernel/kgdb_test.c                   |  114 -
>  arch/blackfin/kernel/module.c                      |  292 --
>  arch/blackfin/kernel/nmi.c                         |  287 --
>  arch/blackfin/kernel/perf_event.c                  |  482 ---
>  arch/blackfin/kernel/process.c                     |  438 ---
>  arch/blackfin/kernel/pseudodbg.c                   |  191 --
>  arch/blackfin/kernel/ptrace.c                      |  413 ---
>  arch/blackfin/kernel/reboot.c                      |  115 -
>  arch/blackfin/kernel/setup.c                       | 1468 --------
>  arch/blackfin/kernel/shadow_console.c              |  111 -
>  arch/blackfin/kernel/signal.c                      |  287 --
>  arch/blackfin/kernel/stacktrace.c                  |   54 -
>  arch/blackfin/kernel/sys_bfin.c                    |   88 -
>  arch/blackfin/kernel/time-ts.c                     |  400 ---
>  arch/blackfin/kernel/time.c                        |  160 -
>  arch/blackfin/kernel/trace.c                       |  988 ------
>  arch/blackfin/kernel/traps.c                       |  585 ----
>  arch/blackfin/kernel/vmlinux.lds.S                 |  271 --
>  arch/blackfin/lib/Makefile                         |   12 -
>  arch/blackfin/lib/ashldi3.c                        |   35 -
>  arch/blackfin/lib/ashrdi3.c                        |   36 -
>  arch/blackfin/lib/divsi3.S                         |  199 --
>  arch/blackfin/lib/gcclib.h                         |   24 -
>  arch/blackfin/lib/ins.S                            |  118 -
>  arch/blackfin/lib/lshrdi3.c                        |   35 -
>  arch/blackfin/lib/memchr.S                         |   47 -
>  arch/blackfin/lib/memcmp.S                         |   92 -
>  arch/blackfin/lib/memcpy.S                         |  124 -
>  arch/blackfin/lib/memmove.S                        |   93 -
>  arch/blackfin/lib/memset.S                         |   87 -
>  arch/blackfin/lib/modsi3.S                         |   57 -
>  arch/blackfin/lib/muldi3.S                         |   74 -
>  arch/blackfin/lib/outs.S                           |   68 -
>  arch/blackfin/lib/smulsi3_highpart.S               |   38 -
>  arch/blackfin/lib/strcmp.S                         |   43 -
>  arch/blackfin/lib/strcpy.S                         |   35 -
>  arch/blackfin/lib/strncmp.S                        |   52 -
>  arch/blackfin/lib/strncpy.S                        |   85 -
>  arch/blackfin/lib/udivsi3.S                        |  277 --
>  arch/blackfin/lib/umodsi3.S                        |   49 -
>  arch/blackfin/lib/umulsi3_highpart.S               |   31 -
>  arch/blackfin/mach-bf518/Kconfig                   |  320 --
> ...
>   arch/blackfin/mach-bf609/scb.c                     |  363 --
>  arch/blackfin/mach-common/Makefile                 |   17 -
>  arch/blackfin/mach-common/arch_checks.c            |   66 -
>  arch/blackfin/mach-common/cache-c.c                |   85 -
>  arch/blackfin/mach-common/cache.S                  |  124 -
>  arch/blackfin/mach-common/clock.h                  |   28 -
>  arch/blackfin/mach-common/clocks-init.c            |  121 -
>  arch/blackfin/mach-common/dpmc.c                   |  164 -
>  arch/blackfin/mach-common/dpmc_modes.S             |  320 --
>  arch/blackfin/mach-common/entry.S                  | 1711 ----------
>  arch/blackfin/mach-common/head.S                   |  229 --
>  arch/blackfin/mach-common/interrupt.S              |  326 --
>  arch/blackfin/mach-common/ints-priority.c          | 1366 --------
>  arch/blackfin/mach-common/pm.c                     |  301 --
>  arch/blackfin/mach-common/scb-init.c               |   52 -
>  arch/blackfin/mach-common/smp.c                    |  432 ---
>  arch/blackfin/mm/Makefile                          |    5 -
>  arch/blackfin/mm/blackfin_sram.h                   |   14 -
>  arch/blackfin/mm/init.c                            |  122 -
>  arch/blackfin/mm/isram-driver.c                    |  411 ---
>  arch/blackfin/mm/maccess.c                         |   97 -
>  arch/blackfin/mm/sram-alloc.c                      |  899 -----
>  arch/blackfin/oprofile/Makefile                    |   14 -
>  arch/blackfin/oprofile/bfin_oprofile.c             |   18 -
>  samples/Kconfig                                    |    6 -
>  samples/Makefile                                   |    2 +-
>  samples/blackfin/Makefile                          |    1 -
>  samples/blackfin/gptimers-example.c                |   91 -
>  scripts/checkpatch.pl                              |   26 -
>  474 files changed, 2 insertions(+), 123906 deletions(-)
>
>  diff --git a/Documentation/00-INDEX b/Documentation/00-INDEX
> index b56b88e20196..ee2808415f64 100644
> --- a/Documentation/00-INDEX
> +++ b/Documentation/00-INDEX
> @@ -66,8 +66,6 @@ backlight/
>         - directory with info on controlling backlights in flat panel displays
>  bcache.txt
>         - Block-layer cache on fast SSDs to improve slow (raid) I/O performance.
> -blackfin/
> -       - directory with documentation for the Blackfin arch.
>  block/
>         - info on the Block I/O (BIO) layer.
>  blockdev/
> diff --git a/Documentation/admin-guide/kernel-parameters.rst b/Documentation/admin-guide/kernel-parameters.rst
> index 7242cbda15dd..b8d0bc07ed0a 100644
> --- a/Documentation/admin-guide/kernel-parameters.rst
> +++ b/Documentation/admin-guide/kernel-parameters.rst
> @@ -89,7 +89,6 @@ parameter is applicable::
>         APM     Advanced Power Management support is enabled.
>         ARM     ARM architecture is enabled.
>         AX25    Appropriate AX.25 support is enabled.
> -       BLACKFIN Blackfin architecture is enabled.
>         CLK     Common clock infrastructure is enabled.
>         CMA     Contiguous Memory Area support is enabled.
>         DRM     Direct Rendering Management support is enabled.
> diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
> index 30a8d0635898..c272ea194ff3 100644
> --- a/Documentation/admin-guide/kernel-parameters.txt
> +++ b/Documentation/admin-guide/kernel-parameters.txt
> @@ -1025,7 +1025,7 @@
>                         address. The serial port must already be setup
>                         and configured. Options are not yet supported.
>
> -       earlyprintk=    [X86,SH,BLACKFIN,ARM,M68k,S390]
> +       earlyprintk=    [X86,SH,ARM,M68k,S390]
>                         earlyprintk=vga
>                         earlyprintk=efi
>                         earlyprintk=sclp
> diff --git a/Documentation/blackfin/00-INDEX b/Documentation/blackfin/00-INDEX
> deleted file mode 100644
> index 265a1effebde..000000000000
> diff --git a/Documentation/blackfin/bfin-gpio-notes.txt b/Documentation/blackfin/bfin-gpio-notes.txt
> deleted file mode 100644
> index d245f39c3d01..000000000000
> diff --git a/Documentation/blackfin/bfin-spi-notes.txt b/Documentation/blackfin/bfin-spi-notes.txt
> deleted file mode 100644
> index eae6eaf2a09d..000000000000
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 2281937d9432..9e0c097824f5 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -2629,51 +2629,6 @@ F:       Documentation/filesystems/bfs.txt
>  F:     fs/bfs/
>  F:     include/uapi/linux/bfs_fs.h
>
> -BLACKFIN ARCHITECTURE
> -L:     adi-buildroot-devel@lists.sourceforge.net (moderated for non-subscribers)
> -T:     git git://git.code.sf.net/p/adi-linux/code
> -W:     http://blackfin.uclinux.org
> -S:     Orphan
> -F:     arch/blackfin/
> -
> -BLACKFIN EMAC DRIVER
> -L:     adi-buildroot-devel@lists.sourceforge.net (moderated for non-subscribers)
> -W:     http://blackfin.uclinux.org
> -S:     Orphan
> -F:     drivers/net/ethernet/adi/
> -
> -BLACKFIN MEDIA DRIVER
> -L:     adi-buildroot-devel@lists.sourceforge.net (moderated for non-subscribers)
> -W:     http://blackfin.uclinux.org/
> -S:     Orphan
> -F:     drivers/media/platform/blackfin/
> -F:     drivers/media/i2c/adv7183*
> -F:     drivers/media/i2c/vs6624*
> -
> -BLACKFIN RTC DRIVER
> -L:     adi-buildroot-devel@lists.sourceforge.net (moderated for non-subscribers)
> -W:     http://blackfin.uclinux.org
> -S:     Orphan
> -F:     drivers/rtc/rtc-bfin.c
> -
> -BLACKFIN SDH DRIVER
> -L:     adi-buildroot-devel@lists.sourceforge.net (moderated for non-subscribers)
> -W:     http://blackfin.uclinux.org
> -S:     Orphan
> -F:     drivers/mmc/host/bfin_sdh.c
> -
> -BLACKFIN SERIAL DRIVER
> -L:     adi-buildroot-devel@lists.sourceforge.net (moderated for non-subscribers)
> -W:     http://blackfin.uclinux.org
> -S:     Orphan
> -F:     drivers/tty/serial/bfin_uart.c
> -
> -BLACKFIN WATCHDOG DRIVER
> -L:     adi-buildroot-devel@lists.sourceforge.net (moderated for non-subscribers)
> -W:     http://blackfin.uclinux.org
> -S:     Orphan
> -F:     drivers/watchdog/bfin_wdt.c
> -
>  BLINKM RGB LED DRIVER
>  M:     Jan-Simon Moeller <jansimon.moeller@gmx.de>
>  S:     Maintained
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> diff --git a/arch/blackfin/mach-bf548/include/mach/mem_map.h b/arch/blackfin/mach-bf548/include/mach/mem_map.h
> deleted file mode 100644
> index caac2dfb41eb..000000000000
> diff --git a/arch/blackfin/mach-bf548/include/mach/pll.h b/arch/blackfin/mach-bf548/include/mach/pll.h
> deleted file mode 100644
> index 94cca674d835..000000000000
> diff --git a/arch/blackfin/mach-bf548/include/mach/portmux.h b/arch/blackfin/mach-bf548/include/mach/portmux.h
> deleted file mode 100644
> index d9f8632d7d09..000000000000
> diff --git a/arch/blackfin/mach-bf548/ints-priority.c b/arch/blackfin/mach-bf548/ints-priority.c
> deleted file mode 100644
> index 48dd3a4bc4a5..000000000000
> diff --git a/arch/blackfin/mach-bf561/Kconfig b/arch/blackfin/mach-bf561/Kconfig
> deleted file mode 100644
> index 059c3cbdb5ec..000000000000
> diff --git a/arch/blackfin/mach-bf561/Makefile b/arch/blackfin/mach-bf561/Makefile
> deleted file mode 100644
> index b34029718318..000000000000
> diff --git a/arch/blackfin/mach-bf561/atomic.S b/arch/blackfin/mach-bf561/atomic.S
> deleted file mode 100644
> index 1e2989c5d6b2..000000000000
> diff --git a/arch/blackfin/mach-bf561/boards/Kconfig b/arch/blackfin/mach-bf561/boards/Kconfig
> deleted file mode 100644
> index 10e977b56710..000000000000
> diff --git a/arch/blackfin/mach-bf561/boards/Makefile b/arch/blackfin/mach-bf561/boards/Makefile
> deleted file mode 100644
> index a5879f7857ad..000000000000
> diff --git a/arch/blackfin/mach-bf561/boards/acvilon.c b/arch/blackfin/mach-bf561/boards/acvilon.c
> deleted file mode 100644
> index 696cc9d7820a..000000000000
> diff --git a/arch/blackfin/mach-bf561/boards/cm_bf561.c b/arch/blackfin/mach-bf561/boards/cm_bf561.c
> deleted file mode 100644
> index 10c57771822d..000000000000
> diff --git a/arch/blackfin/mach-bf561/boards/ezkit.c b/arch/blackfin/mach-bf561/boards/ezkit.c
> deleted file mode 100644
> index acc5363f60c6..000000000000
> diff --git a/arch/blackfin/mach-bf561/boards/tepla.c b/arch/blackfin/mach-bf561/boards/tepla.c
> deleted file mode 100644
> index f87b8cc0cd4c..000000000000
> diff --git a/arch/blackfin/mach-bf561/coreb.c b/arch/blackfin/mach-bf561/coreb.c
> deleted file mode 100644
> index cf27554e76bf..000000000000
> diff --git a/arch/blackfin/mach-bf561/dma.c b/arch/blackfin/mach-bf561/dma.c
> deleted file mode 100644
> index 8ffdd6b4a242..000000000000
> diff --git a/arch/blackfin/mach-bf561/hotplug.c b/arch/blackfin/mach-bf561/hotplug.c
> deleted file mode 100644
> index 0123117b8ff2..000000000000
> diff --git a/arch/blackfin/mach-bf561/include/mach/anomaly.h b/arch/blackfin/mach-bf561/include/mach/anomaly.h
> deleted file mode 100644
> index 038249c1d0d4..000000000000
> diff --git a/arch/blackfin/mach-bf561/include/mach/bf561.h b/arch/blackfin/mach-bf561/include/mach/bf561.h
> deleted file mode 100644
> index 9f9a367e6a24..000000000000
> diff --git a/arch/blackfin/mach-bf561/include/mach/bfin_serial.h b/arch/blackfin/mach-bf561/include/mach/bfin_serial.h
> deleted file mode 100644
> index 08072c86d5dc..000000000000
> diff --git a/arch/blackfin/mach-bf561/include/mach/blackfin.h b/arch/blackfin/mach-bf561/include/mach/blackfin.h
> deleted file mode 100644
> index dc470534c085..000000000000
> diff --git a/arch/blackfin/mach-bf561/include/mach/cdefBF561.h b/arch/blackfin/mach-bf561/include/mach/cdefBF561.h
> deleted file mode 100644
> index 753331597207..000000000000
> diff --git a/arch/blackfin/mach-bf561/include/mach/defBF561.h b/arch/blackfin/mach-bf561/include/mach/defBF561.h
> deleted file mode 100644
> index 9f21f768c63a..000000000000
> diff --git a/arch/blackfin/mach-bf561/include/mach/dma.h b/arch/blackfin/mach-bf561/include/mach/dma.h
> deleted file mode 100644
> index 13647c71f1c7..000000000000
> diff --git a/arch/blackfin/mach-bf561/include/mach/gpio.h b/arch/blackfin/mach-bf561/include/mach/gpio.h
> deleted file mode 100644
> index f9f8b2adf4ba..000000000000
> diff --git a/arch/blackfin/mach-bf561/include/mach/irq.h b/arch/blackfin/mach-bf561/include/mach/irq.h
> deleted file mode 100644
> index d6998520f70f..000000000000
> diff --git a/arch/blackfin/mach-bf561/include/mach/mem_map.h b/arch/blackfin/mach-bf561/include/mach/mem_map.h
> deleted file mode 100644
> index 4cc91995f781..000000000000
> diff --git a/arch/blackfin/mach-bf561/include/mach/pll.h b/arch/blackfin/mach-bf561/include/mach/pll.h
> deleted file mode 100644
> index 00bdacee9cc2..000000000000
> diff --git a/arch/blackfin/mach-bf561/include/mach/portmux.h b/arch/blackfin/mach-bf561/include/mach/portmux.h
> deleted file mode 100644
> index 2339ffd0dde8..000000000000
> diff --git a/arch/blackfin/mach-bf561/include/mach/smp.h b/arch/blackfin/mach-bf561/include/mach/smp.h
> deleted file mode 100644
> index 346c60589be6..000000000000
> diff --git a/arch/blackfin/mach-bf561/ints-priority.c b/arch/blackfin/mach-bf561/ints-priority.c
> deleted file mode 100644
> index 7ee9262fe132..000000000000
> diff --git a/arch/blackfin/mach-bf561/secondary.S b/arch/blackfin/mach-bf561/secondary.S
> deleted file mode 100644
> index 01e5408620ac..000000000000
> diff --git a/arch/blackfin/mach-bf561/smp.c b/arch/blackfin/mach-bf561/smp.c
> deleted file mode 100644
> index 8c0c80fd1a45..000000000000
> diff --git a/arch/blackfin/mach-bf609/Kconfig b/arch/blackfin/mach-bf609/Kconfig
> deleted file mode 100644
> index 7d6a8b8926ba..000000000000
> diff --git a/arch/blackfin/mach-bf609/Makefile b/arch/blackfin/mach-bf609/Makefile
> deleted file mode 100644
> index 60ffaf85d303..000000000000
> diff --git a/arch/blackfin/mach-bf609/boards/Kconfig b/arch/blackfin/mach-bf609/boards/Kconfig
> deleted file mode 100644
> index 350154b2a3ee..000000000000
> diff --git a/arch/blackfin/mach-bf609/boards/Makefile b/arch/blackfin/mach-bf609/boards/Makefile
> deleted file mode 100644
> index 11f98b0882ea..000000000000
> diff --git a/arch/blackfin/mach-bf609/boards/ezkit.c b/arch/blackfin/mach-bf609/boards/ezkit.c
> deleted file mode 100644
> index 51157a255824..000000000000
> diff --git a/arch/blackfin/mach-bf609/clock.c b/arch/blackfin/mach-bf609/clock.c
> deleted file mode 100644
> index 16e0b09e2197..000000000000
> diff --git a/arch/blackfin/mach-bf609/dma.c b/arch/blackfin/mach-bf609/dma.c
> deleted file mode 100644
> index 1da4b38ac22c..000000000000
> diff --git a/arch/blackfin/mach-bf609/dpm.S b/arch/blackfin/mach-bf609/dpm.S
> deleted file mode 100644
> index fcb8f688a8b2..000000000000
> diff --git a/arch/blackfin/mach-bf609/include/mach/anomaly.h b/arch/blackfin/mach-bf609/include/mach/anomaly.h
> deleted file mode 100644
> index 696786e9a531..000000000000
> diff --git a/arch/blackfin/mach-bf609/include/mach/bf609.h b/arch/blackfin/mach-bf609/include/mach/bf609.h
> deleted file mode 100644
> index c897c2a2fbfa..000000000000
> diff --git a/arch/blackfin/mach-bf609/include/mach/bfin_serial.h b/arch/blackfin/mach-bf609/include/mach/bfin_serial.h
> deleted file mode 100644
> index 1fd398147fd9..000000000000
> diff --git a/arch/blackfin/mach-bf609/include/mach/blackfin.h b/arch/blackfin/mach-bf609/include/mach/blackfin.h
> deleted file mode 100644
> index b1a48c410711..000000000000
> diff --git a/arch/blackfin/mach-bf609/include/mach/cdefBF609.h b/arch/blackfin/mach-bf609/include/mach/cdefBF609.h
> deleted file mode 100644
> index c4f3fe19acda..000000000000
> diff --git a/arch/blackfin/mach-bf609/include/mach/cdefBF60x_base.h b/arch/blackfin/mach-bf609/include/mach/cdefBF60x_base.h
> deleted file mode 100644
> index 102ee4025ac9..000000000000
> diff --git a/arch/blackfin/mach-bf609/include/mach/defBF609.h b/arch/blackfin/mach-bf609/include/mach/defBF609.h
> deleted file mode 100644
> index 8045ade34370..000000000000
> diff --git a/arch/blackfin/mach-bf609/include/mach/defBF60x_base.h b/arch/blackfin/mach-bf609/include/mach/defBF60x_base.h
> deleted file mode 100644
> index 3933e912cacd..000000000000
> diff --git a/arch/blackfin/mach-bf609/include/mach/dma.h b/arch/blackfin/mach-bf609/include/mach/dma.h
> deleted file mode 100644
> index 872d141ca119..000000000000
> diff --git a/arch/blackfin/mach-bf609/include/mach/gpio.h b/arch/blackfin/mach-bf609/include/mach/gpio.h
> deleted file mode 100644
> index 07182513e794..000000000000
> diff --git a/arch/blackfin/mach-bf609/include/mach/irq.h b/arch/blackfin/mach-bf609/include/mach/irq.h
> deleted file mode 100644
> index d1cb6a86f80a..000000000000
> diff --git a/arch/blackfin/mach-bf609/include/mach/mem_map.h b/arch/blackfin/mach-bf609/include/mach/mem_map.h
> deleted file mode 100644
> index 20b65bfc5311..000000000000
> diff --git a/arch/blackfin/mach-bf609/include/mach/pll.h b/arch/blackfin/mach-bf609/include/mach/pll.h
> deleted file mode 100644
> index 1857a4a0f262..000000000000
> diff --git a/arch/blackfin/mach-bf609/include/mach/pm.h b/arch/blackfin/mach-bf609/include/mach/pm.h
> deleted file mode 100644
> index a1efd936dd30..000000000000
> diff --git a/arch/blackfin/mach-bf609/include/mach/portmux.h b/arch/blackfin/mach-bf609/include/mach/portmux.h
> deleted file mode 100644
> index c48bb71a55ce..000000000000
> diff --git a/arch/blackfin/mach-bf609/ints-priority.c b/arch/blackfin/mach-bf609/ints-priority.c
> deleted file mode 100644
> index f68abb9aa79e..000000000000
> diff --git a/arch/blackfin/mach-bf609/pm.c b/arch/blackfin/mach-bf609/pm.c
> deleted file mode 100644
> index b1bfcf434d16..000000000000
> diff --git a/arch/blackfin/mach-bf609/scb.c b/arch/blackfin/mach-bf609/scb.c
> deleted file mode 100644
> index ac1f07c33594..000000000000
> diff --git a/arch/blackfin/mach-common/Makefile b/arch/blackfin/mach-common/Makefile
> deleted file mode 100644
> index fcef1c8e117f..000000000000
> diff --git a/arch/blackfin/mach-common/arch_checks.c b/arch/blackfin/mach-common/arch_checks.c
> deleted file mode 100644
> index d8643fdd0fcf..000000000000
> diff --git a/arch/blackfin/mach-common/cache-c.c b/arch/blackfin/mach-common/cache-c.c
> deleted file mode 100644
> index f4adedc92895..000000000000
> diff --git a/arch/blackfin/mach-common/cache.S b/arch/blackfin/mach-common/cache.S
> deleted file mode 100644
> index 9f4dd35bfd74..000000000000
> diff --git a/arch/blackfin/mach-common/clock.h b/arch/blackfin/mach-common/clock.h
> deleted file mode 100644
> index fed851a51aaf..000000000000
> diff --git a/arch/blackfin/mach-common/clocks-init.c b/arch/blackfin/mach-common/clocks-init.c
> deleted file mode 100644
> index d436bd907fc8..000000000000
> diff --git a/arch/blackfin/mach-common/dpmc.c b/arch/blackfin/mach-common/dpmc.c
> deleted file mode 100644
> index 724a8c5f5578..000000000000
> diff --git a/arch/blackfin/mach-common/dpmc_modes.S b/arch/blackfin/mach-common/dpmc_modes.S
> deleted file mode 100644
> index de99f3aac2c5..000000000000
> diff --git a/arch/blackfin/mach-common/entry.S b/arch/blackfin/mach-common/entry.S
> deleted file mode 100644
> index 8d9431e22e8c..000000000000
> diff --git a/arch/blackfin/mach-common/head.S b/arch/blackfin/mach-common/head.S
> deleted file mode 100644
> index 31515f0146f9..000000000000
> diff --git a/arch/blackfin/mach-common/interrupt.S b/arch/blackfin/mach-common/interrupt.S
> deleted file mode 100644
> index 469ce7282dc8..000000000000
> diff --git a/arch/blackfin/mach-common/ints-priority.c b/arch/blackfin/mach-common/ints-priority.c
> deleted file mode 100644
> index e81a5b7dabdc..000000000000
> diff --git a/arch/blackfin/mach-common/pm.c b/arch/blackfin/mach-common/pm.c
> deleted file mode 100644
> index f57b5fe5355e..000000000000
> diff --git a/arch/blackfin/mach-common/scb-init.c b/arch/blackfin/mach-common/scb-init.c
> deleted file mode 100644
> index 8923398db66f..000000000000
> diff --git a/arch/blackfin/mach-common/smp.c b/arch/blackfin/mach-common/smp.c
> deleted file mode 100644
> index b32ddab7966c..000000000000
> diff --git a/arch/blackfin/mm/Makefile b/arch/blackfin/mm/Makefile
> deleted file mode 100644
> index 4c011b1f661f..000000000000
> diff --git a/arch/blackfin/mm/blackfin_sram.h b/arch/blackfin/mm/blackfin_sram.h
> deleted file mode 100644
> index fb0b1599cfb7..000000000000
> diff --git a/arch/blackfin/mm/init.c b/arch/blackfin/mm/init.c
> deleted file mode 100644
> index b59cd7c3261a..000000000000
> diff --git a/arch/blackfin/mm/isram-driver.c b/arch/blackfin/mm/isram-driver.c
> deleted file mode 100644
> index aaa1e64b753b..000000000000
> diff --git a/arch/blackfin/mm/maccess.c b/arch/blackfin/mm/maccess.c
> deleted file mode 100644
> index e2532114c5fd..000000000000
> diff --git a/arch/blackfin/mm/sram-alloc.c b/arch/blackfin/mm/sram-alloc.c
> deleted file mode 100644
> index d2a96c2c02a3..000000000000
> diff --git a/arch/blackfin/oprofile/Makefile b/arch/blackfin/oprofile/Makefile
> deleted file mode 100644
> index e89e1c9f3496..000000000000
> diff --git a/arch/blackfin/oprofile/bfin_oprofile.c b/arch/blackfin/oprofile/bfin_oprofile.c
> deleted file mode 100644
> index c3b9713b23f8..000000000000
> diff --git a/samples/Kconfig b/samples/Kconfig
> index c332a3b9de05..f524f551718e 100644
> --- a/samples/Kconfig
> +++ b/samples/Kconfig
> @@ -98,12 +98,6 @@ config SAMPLE_SECCOMP
>           Build samples of seccomp filters using various methods of
>           BPF filter construction.
>
> -config SAMPLE_BLACKFIN_GPTIMERS
> -       tristate "Build blackfin gptimers sample code -- loadable modules only"
> -       depends on BLACKFIN && BFIN_GPTIMERS && m
> -       help
> -         Build samples of blackfin gptimers sample module.
> -
>  config SAMPLE_VFIO_MDEV_MTTY
>         tristate "Build VFIO mtty example mediated device sample code -- loadable modules only"
>         depends on VFIO_MDEV_DEVICE && m
> diff --git a/samples/Makefile b/samples/Makefile
> index db54e766ddb1..70cf3758dcf2 100644
> --- a/samples/Makefile
> +++ b/samples/Makefile
> @@ -2,5 +2,5 @@
>
>  obj-$(CONFIG_SAMPLES)  += kobject/ kprobes/ trace_events/ livepatch/ \
>                            hw_breakpoint/ kfifo/ kdb/ hidraw/ rpmsg/ seccomp/ \
> -                          configfs/ connector/ v4l/ trace_printk/ blackfin/ \
> +                          configfs/ connector/ v4l/ trace_printk/ \
>                            vfio-mdev/ statx/
> diff --git a/samples/blackfin/Makefile b/samples/blackfin/Makefile
> deleted file mode 100644
> index 89b86cfd83a2..000000000000
> diff --git a/samples/blackfin/gptimers-example.c b/samples/blackfin/gptimers-example.c
> deleted file mode 100644
> index 283eba993d9d..000000000000
> diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
> index 3d4040322ae1..949842e8c97e 100755
> --- a/scripts/checkpatch.pl
> +++ b/scripts/checkpatch.pl
> @@ -2969,20 +2969,6 @@ sub process {
>                              "adding a line without newline at end of file\n" . $herecurr);
>                 }
>
> -# Blackfin: use hi/lo macros
> -               if ($realfile =~ m@arch/blackfin/.*\.S$@) {
> -                       if ($line =~ /\.[lL][[:space:]]*=.*&[[:space:]]*0x[fF][fF][fF][fF]/) {
> -                               my $herevet = "$here\n" . cat_vet($line) . "\n";
> -                               ERROR("LO_MACRO",
> -                                     "use the LO() macro, not (... & 0xFFFF)\n" . $herevet);
> -                       }
> -                       if ($line =~ /\.[hH][[:space:]]*=.*>>[[:space:]]*16/) {
> -                               my $herevet = "$here\n" . cat_vet($line) . "\n";
> -                               ERROR("HI_MACRO",
> -                                     "use the HI() macro, not (... >> 16)\n" . $herevet);
> -                       }
> -               }
> -
>  # check we are in a valid source file C or perl if not then ignore this hunk
>                 next if ($realfile !~ /\.(h|c|pl|dtsi|dts)$/);
>
> @@ -3269,18 +3255,6 @@ sub process {
>                              "CVS style keyword markers, these will _not_ be updated\n". $herecurr);
>                 }
>
> -# Blackfin: don't use __builtin_bfin_[cs]sync
> -               if ($line =~ /__builtin_bfin_csync/) {
> -                       my $herevet = "$here\n" . cat_vet($line) . "\n";
> -                       ERROR("CSYNC",
> -                             "use the CSYNC() macro in asm/blackfin.h\n" . $herevet);
> -               }
> -               if ($line =~ /__builtin_bfin_ssync/) {
> -                       my $herevet = "$here\n" . cat_vet($line) . "\n";
> -                       ERROR("SSYNC",
> -                             "use the SSYNC() macro in asm/blackfin.h\n" . $herevet);
> -               }
> -
>  # check for old HOTPLUG __dev<foo> section markings
>                 if ($line =~ /\b(__dev(init|exit)(data|const|))\b/) {
>                         WARN("HOTPLUG_SECTION",
> --
> 2.9.0
>