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Message-ID: <1471269335-58747-7-git-send-email-Zubair.Kakakhel@imgtec.com>
Date: Mon, 15 Aug 2016 14:55:32 +0100
From: Zubair Lutfullah Kakakhel <Zubair.Kakakhel@...tec.com>
To: <monstr@...str.eu>, <ralf@...ux-mips.org>, <tglx@...utronix.de>
CC: <jason@...edaemon.net>, <marc.zyngier@....com>,
<Zubair.Kakakhel@...tec.com>, <linux-mips@...ux-mips.org>,
<linux-kernel@...r.kernel.org>, <netdev@...r.kernel.org>
Subject: [PATCH 6/9] 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>
---
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..3658e21 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 = "adt7420";
+ reg = <0x4B>;
+ };
+ } ;
};
&ext {
--
1.9.1
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