From: Venu Byravarasu <vbyravarasu@nvidia.com>
To: <swarren@wwwdotorg.org>
Cc: <linux-kernel@vger.kernel.org>, <linux-tegra@vger.kernel.org>,
Venu Byravarasu <vbyravarasu@nvidia.com>
Subject: [PATCH] arm: tegra: dt: Add reset GPIO information to PHY DT node
Date: Thu, 24 Jan 2013 15:46:46 +0530 [thread overview]
Message-ID: <1359022606-13359-1-git-send-email-vbyravarasu@nvidia.com> (raw)
As reset GPIO information is PHY specific detail, adding
it to PHY DT node.
Signed-off-by: Venu Byravarasu <vbyravarasu@nvidia.com>
---
.../bindings/usb/nvidia,tegra20-usb-phy.txt | 3 +++
arch/arm/boot/dts/tegra20-harmony.dts | 4 ++++
arch/arm/boot/dts/tegra20-paz00.dts | 4 ++++
arch/arm/boot/dts/tegra20-seaboard.dts | 4 ++++
arch/arm/boot/dts/tegra20-trimslice.dts | 4 ++++
arch/arm/boot/dts/tegra20-ventana.dts | 4 ++++
6 files changed, 23 insertions(+), 0 deletions(-)
diff --git a/Documentation/devicetree/bindings/usb/nvidia,tegra20-usb-phy.txt b/Documentation/devicetree/bindings/usb/nvidia,tegra20-usb-phy.txt
index 84a4c12..6bdaba2 100644
--- a/Documentation/devicetree/bindings/usb/nvidia,tegra20-usb-phy.txt
+++ b/Documentation/devicetree/bindings/usb/nvidia,tegra20-usb-phy.txt
@@ -7,6 +7,9 @@ Required properties :
- reg : Address and length of the register set for the USB PHY interface.
- phy_type : Should be one of "ulpi" or "utmi".
+Required properties for phy_type == ulpi:
+ - nvidia,phy-reset-gpio : The GPIO used to reset the PHY.
+
Optional properties:
- nvidia,has-legacy-mode : boolean indicates whether this controller can
operate in legacy mode (as APX 2500 / 2600). In legacy mode some
diff --git a/arch/arm/boot/dts/tegra20-harmony.dts b/arch/arm/boot/dts/tegra20-harmony.dts
index 96f4ccd..61d027f 100644
--- a/arch/arm/boot/dts/tegra20-harmony.dts
+++ b/arch/arm/boot/dts/tegra20-harmony.dts
@@ -431,6 +431,10 @@
status = "okay";
};
+ usb-phy@c5004400 {
+ nvidia,phy-reset-gpio = <&gpio 169 0>; /* gpio PV1 */
+ };
+
sdhci@c8000200 {
status = "okay";
cd-gpios = <&gpio 69 0>; /* gpio PI5 */
diff --git a/arch/arm/boot/dts/tegra20-paz00.dts b/arch/arm/boot/dts/tegra20-paz00.dts
index e4034b6..54d6fce 100644
--- a/arch/arm/boot/dts/tegra20-paz00.dts
+++ b/arch/arm/boot/dts/tegra20-paz00.dts
@@ -430,6 +430,10 @@
status = "okay";
};
+ usb-phy@c5004400 {
+ nvidia,phy-reset-gpio = <&gpio 168 0>; /* gpio PV0 */
+ };
+
sdhci@c8000000 {
status = "okay";
cd-gpios = <&gpio 173 0>; /* gpio PV5 */
diff --git a/arch/arm/boot/dts/tegra20-seaboard.dts b/arch/arm/boot/dts/tegra20-seaboard.dts
index 0b48359..37b3a57 100644
--- a/arch/arm/boot/dts/tegra20-seaboard.dts
+++ b/arch/arm/boot/dts/tegra20-seaboard.dts
@@ -572,6 +572,10 @@
status = "okay";
};
+ usb-phy@c5004400 {
+ nvidia,phy-reset-gpio = <&gpio 169 0>; /* gpio PV1 */
+ };
+
sdhci@c8000000 {
status = "okay";
power-gpios = <&gpio 86 0>; /* gpio PK6 */
diff --git a/arch/arm/boot/dts/tegra20-trimslice.dts b/arch/arm/boot/dts/tegra20-trimslice.dts
index adf6024..5d79e4f 100644
--- a/arch/arm/boot/dts/tegra20-trimslice.dts
+++ b/arch/arm/boot/dts/tegra20-trimslice.dts
@@ -314,6 +314,10 @@
status = "okay";
};
+ usb-phy@c5004400 {
+ nvidia,phy-reset-gpio = <&gpio 168 0>; /* gpio PV0 */
+ };
+
sdhci@c8000000 {
status = "okay";
bus-width = <4>;
diff --git a/arch/arm/boot/dts/tegra20-ventana.dts b/arch/arm/boot/dts/tegra20-ventana.dts
index 5b15c30..425c890 100644
--- a/arch/arm/boot/dts/tegra20-ventana.dts
+++ b/arch/arm/boot/dts/tegra20-ventana.dts
@@ -508,6 +508,10 @@
status = "okay";
};
+ usb-phy@c5004400 {
+ nvidia,phy-reset-gpio = <&gpio 169 0>; /* gpio PV1 */
+ };
+
sdhci@c8000000 {
status = "okay";
power-gpios = <&gpio 86 0>; /* gpio PK6 */
--
1.7.0.4
next reply other threads:[~2013-01-24 10:16 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-24 10:16 Venu Byravarasu [this message]
2013-01-28 18:49 ` Stephen Warren
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