linux-kernel - [PATCH v3 4/4] ARM: dts: omap3-beagle-xm: Add USB host supprot for Rev. Ax/Bx

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Message-ID: <1366365457-28972-5-git-send-email-rogerq@ti.com>
Date:	Fri, 19 Apr 2013 12:57:37 +0300
From:	Roger Quadros <rogerq@...com>
To:	<b-cousson@...com>, <tony@...mide.com>
CC:	<nm@...com>, <paul@...an.com>, <linux-omap@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>,
	<devicetree-discuss@...ts.ozlabs.org>,
	Roger Quadros <rogerq@...com>
Subject: [PATCH v3 4/4] ARM: dts: omap3-beagle-xm: Add USB host supprot for Rev. Ax/Bx

Rev. Ax/Bx boards have reversed polarity for USBHOST_PWR_ENable
signal when compared to Rev. C boards.

We create a new dts file for Ax/Bx boards.

Also update model and compatible flags for Rev. C board.

CC: Benoît Cousson <b-cousson@...com>
Signed-off-by: Roger Quadros <rogerq@...com>
---
 arch/arm/boot/dts/omap3-beagle-xm-ab.dts |   19 +++++++++++++++++++
 arch/arm/boot/dts/omap3-beagle-xm.dts    |    4 ++--
 2 files changed, 21 insertions(+), 2 deletions(-)
 create mode 100644 arch/arm/boot/dts/omap3-beagle-xm-ab.dts

diff --git a/arch/arm/boot/dts/omap3-beagle-xm-ab.dts b/arch/arm/boot/dts/omap3-beagle-xm-ab.dts
new file mode 100644
index 0000000..041b40e
--- /dev/null
+++ b/arch/arm/boot/dts/omap3-beagle-xm-ab.dts
@@ -0,0 +1,19 @@
+/*
+ * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/include/ "omap3-beagle-xm.dts"
+
+/ {
+        model = "TI OMAP3 BeagleBoard xM Rev: Ax/Bx";
+        compatible = "ti,omap3-beagle-xm-ab", "ti,omap3-beagle", "ti,omap3";
+};
+
+/* On Rev A/B USBHOST_PWR_EN is active high */
+&hsusb2_power {
+	enable-active-high;
+};
diff --git a/arch/arm/boot/dts/omap3-beagle-xm.dts b/arch/arm/boot/dts/omap3-beagle-xm.dts
index 19a8ccb..49af2eb 100644
--- a/arch/arm/boot/dts/omap3-beagle-xm.dts
+++ b/arch/arm/boot/dts/omap3-beagle-xm.dts
@@ -10,8 +10,8 @@
 /include/ "omap36xx.dtsi"
 
 / {
-	model = "TI OMAP3 BeagleBoard xM";
-	compatible = "ti,omap3-beagle-xm, ti,omap3-beagle", "ti,omap3";
+	model = "TI OMAP3 BeagleBoard xM Rev: C";
+	compatible = "ti,omap3-beagle-xm-c", "ti,omap3-beagle", "ti,omap3";
 
 	cpus {
 		cpu@0 {
-- 
1.7.4.1

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