[U-Boot] [PATCH v3 1/2] serial: Kconfig: Add ATMEL_USART option

[Wenyou Yang]

Add ATMEL_USART option to support to enable the Atmel usart driver
from Kconfig.

Signed-off-by: Wenyou Yang <wenyou.yang at atmel.com>
Reviewed-by: Andreas Bießmann <andreas at biessmann.org>
---

Changes in v3:
 - Collect Reviewed-by tag.

Changes in v2: None

 drivers/serial/Kconfig | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 541cf2e..9e48902 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -296,6 +296,13 @@ config AR933X_UART
 	  tree binding to operate, please refer to the document at
 	  doc/device-tree-bindings/serial/qca,ar9330-uart.txt.
 
+config ATMEL_USART
+	bool "Atmel USART support"
+	help
+	  Select this to enable USART support for Atmel SoCs. It can be
+	  configured in the device tree, and input clock frequency can
+	  be got from the clk node.
+
 config FSL_LPUART
 	bool "Freescale LPUART support"
 	help
-- 
2.7.4