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| author | Niklas Cassel <nks@flawful.org> | 2015-07-25 02:02:46 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-08-05 07:07:20 +0200 |
| commit | 7b9c5162c1829686baea1962177842c3fa1ea81c (patch) | |
| tree | 0ccac4807cb0a01b733989495ff099a603b4ae40 /Documentation/devicetree/bindings/serial | |
| parent | serial: etraxfs-uart: remove empty functions (diff) | |
| download | linux-7b9c5162c1829686baea1962177842c3fa1ea81c.tar.xz linux-7b9c5162c1829686baea1962177842c3fa1ea81c.zip | |
serial: etraxfs-uart: use mctrl_gpio helpers for handling modem signals
In order to use the mctrl_gpio helpers, we change the DT bindings:
ri-gpios renamed to rng-gpios. cd-gpios renamed to dcd-gpios.
However, no in-tree dts/dtsi specifies these, so no worries.
Signed-off-by: Niklas Cassel <nks@flawful.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Tested-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation/devicetree/bindings/serial')
| -rw-r--r-- | Documentation/devicetree/bindings/serial/axis,etraxfs-uart.txt | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/serial/axis,etraxfs-uart.txt b/Documentation/devicetree/bindings/serial/axis,etraxfs-uart.txt index ebcbb62c0a76..51b3c9e80ad9 100644 --- a/Documentation/devicetree/bindings/serial/axis,etraxfs-uart.txt +++ b/Documentation/devicetree/bindings/serial/axis,etraxfs-uart.txt @@ -6,7 +6,7 @@ Required properties: - interrupts: device interrupt Optional properties: -- {dtr,dsr,ri,cd}-gpios: specify a GPIO for DTR/DSR/RI/CD +- {dtr,dsr,rng,dcd}-gpios: specify a GPIO for DTR/DSR/RI/DCD line respectively. Example: @@ -16,4 +16,8 @@ serial@b00260000 { reg = <0xb0026000 0x1000>; interrupts = <68>; status = "disabled"; + dtr-gpios = <&sysgpio 0 GPIO_ACTIVE_LOW>; + dsr-gpios = <&sysgpio 1 GPIO_ACTIVE_LOW>; + rng-gpios = <&sysgpio 2 GPIO_ACTIVE_LOW>; + dcd-gpios = <&sysgpio 3 GPIO_ACTIVE_LOW>; }; |