linux-kernel - [PATCH v2 09/11] arm64: dts: Add I2C DT nodes for Stingray SoC

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Date:   Mon, 15 May 2017 17:32:19 +0530
From:   Anup Patel <anup.patel@...adcom.com>
To:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Michael Turquette <mturquette@...libre.com>
Cc:     Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>, Ray Jui <rjui@...adcom.com>,
        Scott Branden <sbranden@...adcom.com>,
        Jon Mason <jonmason@...adcom.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Oza Pawandeep <oza.oza@...adcom.com>,
        Srinath Mannam <srinath.mannam@...adcom.com>,
        Pramod Kumar <pramod.kumar@...adcom.com>,
        Sandeep Tripathy <sandeep.tripathy@...adcom.com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-clk@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        bcm-kernel-feedback-list@...adcom.com
Subject: [PATCH v2 09/11] arm64: dts: Add I2C DT nodes for Stingray SoC

From: Oza Pawandeep <oza.oza@...adcom.com>

This patch adds I2C DT nodes on Stingray SoC.

Signed-off-by: Oza Pawandeep <oza.oza@...adcom.com>
Reviewed-by: Vikram Prakash <vikram.prakash@...adcom.com>
Reviewed-by: Ray Jui <ray.jui@...adcom.com>
Reviewed-by: Scott Branden <scott.branden@...adcom.com>
---
 .../boot/dts/broadcom/stingray/bcm958742-base.dtsi | 22 ++++++++++++++++++++++
 .../arm64/boot/dts/broadcom/stingray/stingray.dtsi | 20 ++++++++++++++++++++
 2 files changed, 42 insertions(+)

diff --git a/arch/arm64/boot/dts/broadcom/stingray/bcm958742-base.dtsi b/arch/arm64/boot/dts/broadcom/stingray/bcm958742-base.dtsi
index ce46224..e3f8c89 100644
--- a/arch/arm64/boot/dts/broadcom/stingray/bcm958742-base.dtsi
+++ b/arch/arm64/boot/dts/broadcom/stingray/bcm958742-base.dtsi
@@ -57,6 +57,28 @@
 	status = "okay";
 };
 
+&i2c0 {
+	status = "okay";
+
+	pca9505: pca9505@20 {
+		compatible = "nxp,pca9505";
+		gpio-controller;
+		#gpio-cells = <2>;
+		reg = <0x20>;
+	};
+};
+
+&i2c1 {
+	status = "okay";
+
+	pcf8574: pcf8574@20 {
+		compatible = "nxp,pcf8574a";
+		gpio-controller;
+		#gpio-cells = <2>;
+		reg = <0x27>;
+	};
+};
+
 &nand {
 	status = "ok";
 	nandcs@0 {
diff --git a/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi b/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi
index 2b24d07..476a6fa 100644
--- a/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi
+++ b/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi
@@ -274,6 +274,16 @@
 
 		#include "stingray-pinctrl.dtsi"
 
+		i2c0: i2c@...b0000 {
+			compatible = "brcm,iproc-i2c";
+			reg = <0x000b0000 0x100>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			interrupts = <GIC_SPI 177 IRQ_TYPE_NONE>;
+			clock-frequency = <100000>;
+			status = "disabled";
+		};
+
 		gpio_hsls: gpio@...d0000 {
 			compatible = "brcm,iproc-gpio";
 			reg = <0x000d0000 0x864>;
@@ -300,6 +310,16 @@
 					<&pinmux 151 91 4>;
 		};
 
+		i2c1: i2c@...e0000 {
+			compatible = "brcm,iproc-i2c";
+			reg = <0x000e0000 0x100>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			interrupts = <GIC_SPI 178 IRQ_TYPE_NONE>;
+			clock-frequency = <100000>;
+			status = "disabled";
+		};
+
 		uart0: uart@...00000 {
 			device_type = "serial";
 			compatible = "snps,dw-apb-uart";
-- 
2.7.4