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serial/efm32-uart: use COMPILE_TEST symbol to extend compile test coverage

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The driver fails to build on x86 because writel_relaxed isn't available
there. That function exists on arm, arm64, avr32, hexagon, mips and sh,
but adding all these is overkill so stick to arm only.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Uwe Kleine-König 2013-07-17 08:48:41 +02:00 committed by Greg Kroah-Hartman
parent 195be84aaa
commit 2f2a0c70ce
1 changed files with 2 additions and 2 deletions
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4
drivers/tty/serial/Kconfig
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@ -1424,8 +1424,8 @@ config SERIAL_AR933X_NR_UARTS
to support.
config SERIAL_EFM32_UART
tristate "EFM32 UART/USART port."
depends on ARCH_EFM32
tristate "EFM32 UART/USART port"
depends on ARM && (ARCH_EFM32 || COMPILE_TEST)
select SERIAL_CORE
help
This driver support the USART and UART ports on