From mboxrd@z Thu Jan 1 00:00:00 1970 From: Geert Uytterhoeven Date: Thu, 17 Mar 2016 13:47:25 +0000 Subject: [PATCH/RFC 1/5] serial: sh-sci: Update DT binding documentation for GPIO modem lines Message-Id: <1458222449-12324-2-git-send-email-geert+renesas@glider.be> List-Id: References: <1458222449-12324-1-git-send-email-geert+renesas@glider.be> In-Reply-To: <1458222449-12324-1-git-send-email-geert+renesas-gXvu3+zWzMSzQB+pC5nmwQ@public.gmane.org> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Greg Kroah-Hartman , Jiri Slaby , Peter Hurley , Magnus Damm Cc: Laurent Pinchart , Yoshinori Sato , linux-serial-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-renesas-soc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-sh-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Geert Uytterhoeven , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Amend the DT bindings for the Renesas SCI driver to allow describing optional GPIO-controlled modem lines, which can be used where dedicated modem lines are not available. The property naming is dictated by the SERIAL_MCTRL_GPIO helpers. Signed-off-by: Geert Uytterhoeven Cc: devicetree@vger.kernel.org --- Documentation/devicetree/bindings/serial/renesas,sci-serial.txt | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt b/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt index 528c3b90f23cb04b..f8d7b36742967163 100644 --- a/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt +++ b/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt @@ -76,6 +76,9 @@ Optional properties: - dmas: Must contain a list of two references to DMA specifiers, one for transmission, and one for reception. - dma-names: Must contain a list of two DMA names, "tx" and "rx". + - {cts,dsr,dcd,rng,rts,dtr,out1,out2}-gpios: Must contain a GPIO specifier, + referring to the GPIO pin to be used as the UART's CTS, DSR, DCD, RNG, RTS, + DTR, OUT1, or OUT2 line. Example: aliases { -- 1.9.1