From: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Date: Wed, 28 Sep 2016 09:24:09 +0000 (+0200)
Subject: colibri_t20: fix usb operation and controller order
X-Git-Url: http://git.dujemihanovic.xyz/?a=commitdiff_plain;h=d5a24d8b53d350364bd429b7104ec369b817e4b8;p=u-boot.git

colibri_t20: fix usb operation and controller order

Without this patch the following error will be shown:

Colibri T20 # usb start
starting USB...
No controllers found

This patch fixes USB operation and also the controller order as the
CI UDC driver may only be instantiated on the first aka OTG port.

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
---

diff --git a/arch/arm/dts/tegra20-colibri.dts b/arch/arm/dts/tegra20-colibri.dts
index c198eefdba..89adfb6041 100644
--- a/arch/arm/dts/tegra20-colibri.dts
+++ b/arch/arm/dts/tegra20-colibri.dts
@@ -14,10 +14,10 @@
 		i2c0 = "/i2c@7000d000";
 		i2c1 = "/i2c@7000c000";
 		i2c2 = "/i2c@7000c400";
-		usb0 = "/usb@c5008000";
-		usb1 = "/usb@c5000000";
-		usb2 = "/usb@c5004000";
 		mmc0 = "/sdhci@c8000600";
+		usb0 = "/usb@c5000000";
+		usb1 = "/usb@c5004000"; /* on-module only, for ASIX */
+		usb2 = "/usb@c5008000";
 	};
 
 	host1x@50000000 {
@@ -43,25 +43,6 @@
 		};
 	};
 
-	usb@c5000000 {
-		statuc = "okay";
-		dr_mode = "otg";
-	};
-
-	usb@c5004000 {
-		statuc = "okay";
-		/* VBUS_LAN */
-		nvidia,phy-reset-gpio = <&gpio TEGRA_GPIO(V, 1)
-			GPIO_ACTIVE_LOW>;
-		nvidia,vbus-gpio = <&gpio TEGRA_GPIO(BB, 1) GPIO_ACTIVE_HIGH>;
-	};
-
-	usb@c5008000 {
-		statuc = "okay";
-		/* USBH_PEN */
-		nvidia,vbus-gpio = <&gpio TEGRA_GPIO(W, 2) GPIO_ACTIVE_LOW>;
-	};
-
 	nand-controller@70008000 {
 		nvidia,wp-gpios = <&gpio TEGRA_GPIO(S, 0) GPIO_ACTIVE_HIGH>;
 		nvidia,width = <8>;
@@ -102,6 +83,27 @@
 		clock-frequency = <100000>;
 	};
 
+	/* EHCI instance 0: USB1_DP/N -> USBC_P/N */
+	usb@c5000000 {
+		status = "okay";
+		dr_mode = "otg";
+	};
+
+	/* EHCI instance 1: ULPI -> USB3340 -> AX88772B */
+	usb@c5004000 {
+		status = "okay";
+		/* VBUS_LAN */
+		nvidia,phy-reset-gpio = <&gpio TEGRA_GPIO(V, 1) GPIO_ACTIVE_HIGH>;
+		nvidia,vbus-gpio = <&gpio TEGRA_GPIO(BB, 1) GPIO_ACTIVE_HIGH>;
+	};
+
+	/* EHCI instance 2: USB3_DP/N -> USBH_P/N */
+	usb@c5008000 {
+		status = "okay";
+		/* USBH_PEN */
+		nvidia,vbus-gpio = <&gpio TEGRA_GPIO(W, 2) GPIO_ACTIVE_LOW>;
+	};
+
 	sdhci@c8000600 {
 		status = "okay";
 		bus-width = <4>;