linux-kernel - [PATCH 3/6] ARM: dts: omap4-panda: Use reset-gpio driver for hsusb1

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Message-ID: <1374137590-17865-4-git-send-email-rogerq@ti.com>
Date:	Thu, 18 Jul 2013 11:53:07 +0300
From:	Roger Quadros <rogerq@...com>
To:	<balbi@...com>, <benoit.cousson@...aro.org>
CC:	<p.zabel@...gutronix.de>, <linux-usb@...r.kernel.org>,
	<linux-omap@...r.kernel.org>,
	<devicetree-discuss@...ts.ozlabs.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>, Roger Quadros <rogerq@...com>
Subject: [PATCH 3/6] ARM: dts: omap4-panda: Use reset-gpio driver for hsusb1_reset

We no longer need to model a RESET line as a regulator since
we have the reset-gpio driver available.

Signed-off-by: Roger Quadros <rogerq@...com>
---
 arch/arm/boot/dts/omap4-panda-common.dtsi |   22 ++++++++--------------
 1 files changed, 8 insertions(+), 14 deletions(-)

diff --git a/arch/arm/boot/dts/omap4-panda-common.dtsi b/arch/arm/boot/dts/omap4-panda-common.dtsi
index faa95b5..e9b0a91 100644
--- a/arch/arm/boot/dts/omap4-panda-common.dtsi
+++ b/arch/arm/boot/dts/omap4-panda-common.dtsi
@@ -60,20 +60,13 @@
 			"AFMR", "Line In";
 	};
 
-	/*
-	 * Temp hack: Need to be replaced with the proper gpio-controlled
-	 * reset driver as soon it will be merged.
-	 * http://thread.gmane.org/gmane.linux.drivers.devicetree/36830
-	 */
 	/* HS USB Port 1 RESET */
-	hsusb1_reset: hsusb1_reset_reg {
-		compatible = "regulator-fixed";
-		regulator-name = "hsusb1_reset";
-		regulator-min-microvolt = <3300000>;
-		regulator-max-microvolt = <3300000>;
-		gpio = <&gpio2 30 0>;	/* gpio_62 */
-		startup-delay-us = <70000>;
-		enable-active-high;
+	hsusb1_reset: hsusb1_reset {
+		compatible = "gpio-reset";
+		reset-gpios = <&gpio2 30 GPIO_ACTIVE_LOW>; /* gpio_62 */
+		reset-delay-us = <70000>;
+		initially-in-reset;
+		#reset-cells = <0>;
 	};
 
 	/* HS USB Port 1 Power */
@@ -97,7 +90,8 @@
 	/* HS USB Host PHY on PORT 1 */
 	hsusb1_phy: hsusb1_phy {
 		compatible = "usb-nop-xceiv";
-		reset-supply = <&hsusb1_reset>;
+		resets = <&hsusb1_reset>;
+		reset-names = "reset";
 		vcc-supply = <&hsusb1_power>;
 	/**
 	 * FIXME:
-- 
1.7.4.1

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