netdev - [Patch v4 08/12] MIPS: Xilfpga: Add DT node for AXI I2C

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Message-ID: <1472748665-47774-9-git-send-email-Zubair.Kakakhel@imgtec.com>
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