[PATCH 4/4] serial: SH_SCI: improve "DMA support" prompt

[Randy Dunlap]

Having a prompt of "DMA support" suddenly appear during a
"make oldconfig" can be confusing. Add a little helpful text to
the prompt message.

Fixes: 73a19e4c0301 ("serial: sh-sci: Add DMA support.")
Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
---
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Cc: Jiri Slaby <jirislaby@xxxxxxxxxx>
Cc: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Cc: linux-serial@xxxxxxxxxxxxxxx

 drivers/tty/serial/Kconfig |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- linux-next-20251219.orig/drivers/tty/serial/Kconfig
+++ linux-next-20251219/drivers/tty/serial/Kconfig
@@ -671,7 +671,7 @@ config SERIAL_SH_SCI_EARLYCON
 	default ARCH_RENESAS
 
 config SERIAL_SH_SCI_DMA
-	bool "DMA support" if EXPERT
+	bool "DMA support on SuperH SCI(F)" if EXPERT
 	depends on SERIAL_SH_SCI && DMA_ENGINE
 	default ARCH_RENESAS