Add UART documentation

Specify to which pin/GPIO UART is connected
for both AR9271 and AR7010

Signed-off-by: Eugene Krasnikov <k.eugene.e@gmail.com>

diff --git a/docs/uart b/docs/uart
new file mode 100644 (file)
index 0000000..32cedbd
--- /dev/null
+++ b/docs/uart
@@ -0,0 +1,4 @@
+Name     | TX pin | TX GPIO | RX pin | RX GPIO | Baudrate
+---------+--------+---------+--------+---------+--------
+AR9271   |   48   |  GPIO9  |   49   |  GPIO10 | 19200
+AR7010   |   54   |  GPIO8  |   52   |  GPIO9  | 115200