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mfd: at91-usart: Add platform dependency

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It doesn't make sense to present option MFD_AT91_USART by default if
not building an AT91 kernel, as the drivers which depend on it are
not available.

Fixes: 7d3aa342ce ("mfd: at91-usart: Add MFD driver for USART")
Signed-off-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Jean Delvare 2018-11-12 10:49:42 +01:00 committed by Lee Jones
parent b0aff01e7a
commit 628f3dfe4c
1 changed files with 1 additions and 0 deletions
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drivers/mfd/Kconfig
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@ -102,6 +102,7 @@ config MFD_AAT2870_CORE
config MFD_AT91_USART
tristate "AT91 USART Driver"
select MFD_CORE
depends on ARCH_AT91 || COMPILE_TEST
help
Select this to get support for AT91 USART IP. This is a wrapper
over at91-usart-serial driver and usart-spi-driver. Only one function