From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrea Greco Subject: [PATCH 2/4] arcnet: com20020: bindings for smsc com20020 Date: Thu, 17 May 2018 15:06:26 +0200 Message-ID: <20180517130628.2770-1-andrea.greco.gapmilano@gmail.com> Cc: andrea.greco.gapmilano@gmail.com, Andrea Greco , Rob Herring , Mark Rutland , netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org To: tobin@apporbit.com Return-path: Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org From: Andrea Greco Add devicetree bindings for smsc com20020 Signed-off-by: Andrea Greco --- .../devicetree/bindings/net/smsc-com20020.txt | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/smsc-com20020.txt diff --git a/Documentation/devicetree/bindings/net/smsc-com20020.txt b/Documentation/devicetree/bindings/net/smsc-com20020.txt new file mode 100644 index 000000000000..92360b054873 --- /dev/null +++ b/Documentation/devicetree/bindings/net/smsc-com20020.txt @@ -0,0 +1,21 @@ +SMSC com20020 Arcnet network controller + +Required propelty: +- timeout-ns: Arcnet bus timeout, Idle Time (328000 - 20500) +- bus-speed-bps: Arcnet bus speed (10000000 - 156250) +- smsc,xtal-mhz: External oscillator frequency +- smsc,backplane-enabled: Controller use backplane mode +- reset-gpios: Chip reset pin +- interrupts: Should contain controller interrupt + +arcnet@28000000 { + compatible = "smsc,com20020"; + + timeout-ns = <20500>; + bus-speed-bps = <10000000>; + smsc,xtal-mhz = <20>; + smsc,backplane-enabled; + + reset-gpios = <&gpio3 21 GPIO_ACTIVE_LOW>; + interrupts = <&gpio2 10 GPIO_ACTIVE_LOW>; +}; -- 2.14.3