diff options
Diffstat (limited to 'Documentation/devicetree/bindings/serial/cirrus,clps711x-uart.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/serial/cirrus,clps711x-uart.txt | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/serial/cirrus,clps711x-uart.txt b/Documentation/devicetree/bindings/serial/cirrus,clps711x-uart.txt index 12f3cf834de..caaeb258357 100644 --- a/Documentation/devicetree/bindings/serial/cirrus,clps711x-uart.txt +++ b/Documentation/devicetree/bindings/serial/cirrus,clps711x-uart.txt @@ -8,7 +8,8 @@ Required properties: - syscon: Phandle to SYSCON node, which contain UART control bits. Optional properties: -- uart-use-ms: Indicate the UART has modem signal (DCD, DSR, CTS). +- {rts,cts,dtr,dsr,rng,dcd}-gpios: specify a GPIO for RTS/CTS/DTR/DSR/RI/DCD + line respectively. Note: Each UART port should have an alias correctly numbered in "aliases" node. @@ -24,5 +25,7 @@ Example: interrupts = <12 13>; clocks = <&clks 11>; syscon = <&syscon1>; - uart-use-ms; + cts-gpios = <&sysgpio 0 GPIO_ACTIVE_LOW>; + dsr-gpios = <&sysgpio 1 GPIO_ACTIVE_LOW>; + dcd-gpios = <&sysgpio 2 GPIO_ACTIVE_LOW>; }; |