serial: SERIAL_STM32 should depend on HAS_DMA
If NO_DMA=y:
drivers/built-in.o: In function `stm32_serial_remove':
stm32-usart.c:(.text+0xcea1a): undefined reference to `bad_dma_ops'
stm32-usart.c:(.text+0xcea7a): undefined reference to `bad_dma_ops'
Add a dependency on HAS_DMA to fix this.
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Alexandre Torgue <alexandre.torgue@st.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig
index c783140..25c1d7b 100644
--- a/drivers/tty/serial/Kconfig
+++ b/drivers/tty/serial/Kconfig
@@ -1625,6 +1625,7 @@
config SERIAL_STM32
tristate "STMicroelectronics STM32 serial port support"
select SERIAL_CORE
+ depends on HAS_DMA
depends on ARM || COMPILE_TEST
help
This driver is for the on-chip Serial Controller on