[PATCH v1 0/7] Remove ARM platform efm32

From: Uwe Kleine-König
Date: Thu Jan 14 2021 - 10:18:00 EST


From: Uwe Kleine-König <uwe.kleine-koenig@xxxxxxxxxxxxxx>

Hello,

there are no known active users of the efm32 platform. Given that the
only machine that is supported has only 4 MiB of RAM its use is also
quite limited.

Back then it served as the platform to develop ARMv7-M support in Linux
which was quite fun and still is a blissful memory.

Still given that the code serves no purpose and this probably won't
change anytime soon, remove all platform support.

I'm unsure what to do with the device tree bindings. Should we delete
them, too?

Best regards
Uwe

Uwe Kleine-König (7):
ARM: drop efm32 platform
clk: Drop unused efm32gg driver
clocksource: Drop unused efm32 timer code
spi: Drop unused efm32 bus driver
i2c: Drop unused efm32 bus driver
tty: Drop unused efm32 serial driver
MAINTAINERS: Remove deleted platform efm32

MAINTAINERS | 7 -
arch/arm/Kconfig | 10 +-
arch/arm/Kconfig.debug | 17 -
arch/arm/Makefile | 1 -
arch/arm/boot/dts/Makefile | 2 -
arch/arm/boot/dts/efm32gg-dk3750.dts | 88 ---
arch/arm/boot/dts/efm32gg.dtsi | 177 -----
arch/arm/configs/efm32_defconfig | 98 ---
arch/arm/include/debug/efm32.S | 45 --
arch/arm/mach-efm32/Makefile | 2 -
arch/arm/mach-efm32/Makefile.boot | 4 -
arch/arm/mach-efm32/dtmachine.c | 16 -
arch/arm/mm/Kconfig | 1 -
drivers/clk/Makefile | 1 -
drivers/clk/clk-efm32gg.c | 84 ---
drivers/clocksource/Kconfig | 9 -
drivers/clocksource/Makefile | 1 -
drivers/clocksource/timer-efm32.c | 278 --------
drivers/i2c/busses/Kconfig | 7 -
drivers/i2c/busses/Makefile | 1 -
drivers/i2c/busses/i2c-efm32.c | 469 -------------
drivers/spi/Kconfig | 7 -
drivers/spi/Makefile | 1 -
drivers/spi/spi-efm32.c | 462 ------------
drivers/tty/serial/Kconfig | 13 -
drivers/tty/serial/Makefile | 1 -
drivers/tty/serial/efm32-uart.c | 852 -----------------------
include/linux/platform_data/efm32-spi.h | 15 -
include/linux/platform_data/efm32-uart.h | 19 -
include/uapi/linux/serial_core.h | 3 -
30 files changed, 1 insertion(+), 2690 deletions(-)
delete mode 100644 arch/arm/boot/dts/efm32gg-dk3750.dts
delete mode 100644 arch/arm/boot/dts/efm32gg.dtsi
delete mode 100644 arch/arm/configs/efm32_defconfig
delete mode 100644 arch/arm/include/debug/efm32.S
delete mode 100644 arch/arm/mach-efm32/Makefile
delete mode 100644 arch/arm/mach-efm32/Makefile.boot
delete mode 100644 arch/arm/mach-efm32/dtmachine.c
delete mode 100644 drivers/clk/clk-efm32gg.c
delete mode 100644 drivers/clocksource/timer-efm32.c
delete mode 100644 drivers/i2c/busses/i2c-efm32.c
delete mode 100644 drivers/spi/spi-efm32.c
delete mode 100644 drivers/tty/serial/efm32-uart.c
delete mode 100644 include/linux/platform_data/efm32-spi.h
delete mode 100644 include/linux/platform_data/efm32-uart.h


base-commit: 5c8fe583cce542aa0b84adc939ce85293de36e5e
--
2.29.2