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Date: Thu, 1 Sep 2016 17:51:01 +0100 From: Zubair Lutfullah Kakakhel <Zubair.Kakakhel@...tec.com> To: <monstr@...str.eu>, <ralf@...ux-mips.org>, <tglx@...utronix.de>, <jason@...edaemon.net>, <marc.zyngier@....com> CC: <soren.brinkmann@...inx.com>, <Zubair.Kakakhel@...tec.com>, <linux-kernel@...r.kernel.org>, <linux-mips@...ux-mips.org>, <michal.simek@...inx.com>, <netdev@...r.kernel.org> Subject: [Patch v4 08/12] MIPS: Xilfpga: Add DT node for AXI I2C The xilfpga platform has an AXI I2C Bus master with a temperature sensor connected to it. Add the device tree node to use them. Signed-off-by: Zubair Lutfullah Kakakhel <Zubair.Kakakhel@...tec.com> --- V3 -> V4 changed compatible string from "adt7420" to "adi,adt7420" V2 -> V3 No change V1 -> V2 No change --- arch/mips/boot/dts/xilfpga/nexys4ddr.dts | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/arch/mips/boot/dts/xilfpga/nexys4ddr.dts b/arch/mips/boot/dts/xilfpga/nexys4ddr.dts index d285c8d..f5ebab8 100644 --- a/arch/mips/boot/dts/xilfpga/nexys4ddr.dts +++ b/arch/mips/boot/dts/xilfpga/nexys4ddr.dts @@ -54,6 +54,28 @@ interrupt-parent = <&axi_intc>; interrupts = <0>; }; + + axi_i2c: i2c@...00000 { + compatible = "xlnx,xps-iic-2.00.a"; + interrupt-parent = <&axi_intc>; + interrupts = <4>; + reg = < 0x10A00000 0x10000 >; + clocks = <&ext>; + xlnx,clk-freq = <0x5f5e100>; + xlnx,family = "Artix7"; + xlnx,gpo-width = <0x1>; + xlnx,iic-freq = <0x186a0>; + xlnx,scl-inertial-delay = <0x0>; + xlnx,sda-inertial-delay = <0x0>; + xlnx,ten-bit-adr = <0x0>; + #address-cells = <1>; + #size-cells = <0>; + + ad7420@4B { + compatible = "adi,adt7420"; + reg = <0x4B>; + }; + } ; }; &ext { -- 1.9.1
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