From mboxrd@z Thu Jan 1 00:00:00 1970 From: Zhao Qiang Subject: [PATCH] t104xd4rdb: add DS26522 nodes to device tree Date: Fri, 21 Aug 2015 10:48:56 +0800 Message-ID: <1440125336-11313-1-git-send-email-qiang.zhao@freescale.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Sender: linux-kernel-owner@vger.kernel.org To: scottwood@freescale.com Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, robh+dt@kernel.org, pawel.moll@arm.com, X.xie@freescale.com, Zhao Qiang List-Id: devicetree@vger.kernel.org DS26522 is used for tdm, configured by SPI bus. Add nodes under spi node to t104xd4rdb.dtsi. Signed-off-by: Zhao Qiang --- Documentation/devicetree/bindings/net/maxim,ds26522.txt | 13 +++++++++++++ arch/powerpc/boot/dts/t104xd4rdb.dtsi | 10 ++++++++++ 2 files changed, 23 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/maxim,ds26522.txt diff --git a/Documentation/devicetree/bindings/net/maxim,ds26522.txt b/Documentation/devicetree/bindings/net/maxim,ds26522.txt new file mode 100644 index 0000000..ee8bb72 --- /dev/null +++ b/Documentation/devicetree/bindings/net/maxim,ds26522.txt @@ -0,0 +1,13 @@ +* Maxim (Dallas) DS26522 Dual T1/E1/J1 Transceiver + +Required properties: +- compatible: Should contain "maxim,ds26522". +- reg: SPI CS. +- spi-max-frequency: SPI clock. + +Example: + slic@1 { + compatible = "maxim,ds26522"; + reg = <1>; + spi-max-frequency = <2000000>; /* input clock */ + }; diff --git a/arch/powerpc/boot/dts/t104xd4rdb.dtsi b/arch/powerpc/boot/dts/t104xd4rdb.dtsi index 491367b..3f6d7c6 100644 --- a/arch/powerpc/boot/dts/t104xd4rdb.dtsi +++ b/arch/powerpc/boot/dts/t104xd4rdb.dtsi @@ -109,6 +109,16 @@ /* input clock */ spi-max-frequency = <10000000>; }; + slic@1 { + compatible = "maxim,ds26522"; + reg = <1>; + spi-max-frequency = <2000000>; /* input clock */ + }; + slic@2 { + compatible = "maxim,ds26522"; + reg = <2>; + spi-max-frequency = <2000000>; /* input clock */ + }; }; i2c@118000 { hwmon@4c { -- 2.1.0.27.g96db324