linux-kernel - [PATCH] ARM: dts: socfpga: add i2c reset signals

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Message-Id: <20180116092935.2575-1-s.trumtrar@pengutronix.de>
Date:   Tue, 16 Jan 2018 10:29:35 +0100
From:   Steffen Trumtrar <s.trumtrar@...gutronix.de>
To:     linux-kernel@...r.kernel.org
Cc:     Dinh Nguyen <dinguyen@...nel.org>, Tim Sander <tim.sander@....com>,
        Steffen Trumtrar <s.trumtrar@...gutronix.de>
Subject: [PATCH] ARM: dts: socfpga: add i2c reset signals

From: Tim Sander <tim.sander@....com>

Add the reset signals for the i2c controllers on Cyclone5-based
SoCFPGA boards to the dtsi.

Signed-off-by: Tim Sander <tim.sander@....com>
Signed-off-by: Steffen Trumtrar <s.trumtrar@...gutronix.de>
---
 arch/arm/boot/dts/socfpga.dtsi | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi
index 7e24dc8e82d4..c42ca7022e8c 100644
--- a/arch/arm/boot/dts/socfpga.dtsi
+++ b/arch/arm/boot/dts/socfpga.dtsi
@@ -651,6 +651,7 @@
 			#size-cells = <0>;
 			compatible = "snps,designware-i2c";
 			reg = <0xffc04000 0x1000>;
+			resets = <&rst I2C0_RESET>;
 			clocks = <&l4_sp_clk>;
 			interrupts = <0 158 0x4>;
 			status = "disabled";
@@ -661,6 +662,7 @@
 			#size-cells = <0>;
 			compatible = "snps,designware-i2c";
 			reg = <0xffc05000 0x1000>;
+			resets = <&rst I2C1_RESET>;
 			clocks = <&l4_sp_clk>;
 			interrupts = <0 159 0x4>;
 			status = "disabled";
@@ -671,6 +673,7 @@
 			#size-cells = <0>;
 			compatible = "snps,designware-i2c";
 			reg = <0xffc06000 0x1000>;
+			resets = <&rst I2C2_RESET>;
 			clocks = <&l4_sp_clk>;
 			interrupts = <0 160 0x4>;
 			status = "disabled";
@@ -681,6 +684,7 @@
 			#size-cells = <0>;
 			compatible = "snps,designware-i2c";
 			reg = <0xffc07000 0x1000>;
+			resets = <&rst I2C3_RESET>;
 			clocks = <&l4_sp_clk>;
 			interrupts = <0 161 0x4>;
 			status = "disabled";
-- 
2.11.0