From mboxrd@z Thu Jan 1 00:00:00 1970 From: PERIER Romain Subject: Re: [PATCH v2 2/4] dt-bindings: Document EMAC Rockchip Date: Wed, 3 Sep 2014 20:41:50 +0200 Message-ID: References: <1409763165-16461-1-git-send-email-romain.perier@gmail.com> <1409763165-16461-2-git-send-email-romain.perier@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 To: netdev Return-path: Received: from mail-qa0-f47.google.com ([209.85.216.47]:41304 "EHLO mail-qa0-f47.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754141AbaICSly (ORCPT ); Wed, 3 Sep 2014 14:41:54 -0400 Received: by mail-qa0-f47.google.com with SMTP id x12so8180766qac.6 for ; Wed, 03 Sep 2014 11:41:51 -0700 (PDT) In-Reply-To: <1409763165-16461-2-git-send-email-romain.perier@gmail.com> Sender: netdev-owner@vger.kernel.org List-ID: see "[PATCH v5 1/4] ethernet: arc: Add support for Rockchip SoC layer device tree bindings" for acceptance 2014-09-03 18:52 GMT+02:00 Romain Perier : > This adds the necessary binding documentation for the EMAC Rockchip platform > driver found in RK3066 and RK3188 SoCs. > > Signed-off-by: Romain Perier > --- > .../devicetree/bindings/net/emac_rockchip.txt | 50 ++++++++++++++++++++++ > 1 file changed, 50 insertions(+) > create mode 100644 Documentation/devicetree/bindings/net/emac_rockchip.txt > > diff --git a/Documentation/devicetree/bindings/net/emac_rockchip.txt b/Documentation/devicetree/bindings/net/emac_rockchip.txt > new file mode 100644 > index 0000000..8dc1c79 > --- /dev/null > +++ b/Documentation/devicetree/bindings/net/emac_rockchip.txt > @@ -0,0 +1,50 @@ > +* ARC EMAC 10/100 Ethernet platform driver for Rockchip Rk3066/RK3188 SoCs > + > +Required properties: > +- compatible: Should be "rockchip,rk3066-emac" or "rockchip,rk3188-emac" > + according to the target SoC. > +- reg: Address and length of the register set for the device > +- interrupts: Should contain the EMAC interrupts > +- rockchip,grf: phandle to the syscon grf used to control speed and mode > + for emac. > +- phy: see ethernet.txt file in the same directory. > +- phy-mode: see ethernet.txt file in the same directory. > + > +Optional properties: > +- phy-supply: phandle to a regulator if the PHY needs one > + > +Clock handling: > +- clocks: Must contain an entry for each entry in clock-names. > +- clock-names: Shall be "hclk" for the host clock needed to calculate and set > + polling period of EMAC and "macref" for the reference clock needed to transfer > + data to and from the phy. > + > +Child nodes of the driver are the individual PHY devices connected to the > +MDIO bus. They must have a "reg" property given the PHY address on the MDIO bus. > + > +Examples: > + > +ethernet@10204000 { > + compatible = "rockchip,rk3188-emac"; > + reg = <0xc0fc2000 0x3c>; > + interrupts = <6>; > + mac-address = [ 00 11 22 33 44 55 ]; > + > + clocks = <&cru HCLK_EMAC>, <&cru SCLK_MAC>; > + clock-names = "hclk", "macref"; > + > + pinctrl-names = "default"; > + pinctrl-0 = <&emac_xfer>, <&emac_mdio>, <&phy_int>; > + > + rockchip,grf = <&grf>; > + > + phy = <&phy0>; > + phy-mode = "rmii"; > + phy-supply = <&vcc_rmii>; > + > + #address-cells = <1>; > + #size-cells = <0>; > + phy0: ethernet-phy@0 { > + reg = <1>; > + }; > +}; > -- > 1.9.1 >