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Date: Fri, 4 Mar 2016 17:19:33 +0100
From: Thierry Reding <thierry.reding@...il.com>
To: Kishon Vijay Abraham I <kishon@...com>,
Linus Walleij <linus.walleij@...aro.org>
Cc: Thierry Reding <thierry.reding@...il.com>,
Stephen Warren <swarren@...dotorg.org>,
Alexandre Courbot <gnurou@...il.com>,
Andrew Bresticker <abrestic@...omium.org>,
linux-tegra@...r.kernel.org, devicetree@...r.kernel.org,
linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
Rob Herring <robh+dt@...nel.org>,
Pawel Moll <pawel.moll@....com>,
Mark Rutland <mark.rutland@....com>,
Ian Campbell <ijc+devicetree@...lion.org.uk>,
Kumar Gala <galak@...eaurora.org>
Subject: [PATCH v10 3/9] dt-bindings: phy: tegra-xusb-padctl: Add Tegra210 support
From: Thierry Reding <treding@...dia.com>
Extend the binding to cover the set of feature found in Tegra210.
Signed-off-by: Thierry Reding <treding@...dia.com>
---
.../bindings/phy/nvidia,tegra124-xusb-padctl.txt | 327 +++++++++++++++++++++
1 file changed, 327 insertions(+)
diff --git a/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt b/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt
index 8b642d9e3433..8cbfeb60f864 100644
--- a/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt
+++ b/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt
@@ -35,6 +35,7 @@ Required properties:
- compatible: Must be:
- Tegra124: "nvidia,tegra124-xusb-padctl"
- Tegra132: "nvidia,tegra132-xusb-padctl", "nvidia,tegra124-xusb-padctl"
+ - Tegra210: "nvidia,tegra210-xusb-padctl"
- reg: Physical base address and length of the controller's registers.
- resets: Must contain an entry for each entry in reset-names.
- reset-names: Must include the following entries:
@@ -55,6 +56,44 @@ the pad and any of its lanes, this property must be set to "okay".
For Tegra124 and Tegra132, the following pads exist: usb2, ulpi, hsic, pcie
and sata. No extra resources are required for operation of these pads.
+For Tegra210, the following pads exist: usb2, hsic, pcie and sata. Below is
+a description of the properties of each pad.
+
+UTMI pad:
+---------
+
+Required properties:
+- clocks: Must contain an entry for each entry in clock-names.
+- clock-names: Must contain the following entries:
+ - "trk": phandle and specifier referring to the USB2 tracking clock
+
+HSIC pad:
+---------
+
+Required properties:
+- clocks: Must contain an entry for each entry in clock-names.
+- clock-names: Must contain the following entries:
+ - "trk": phandle and specifier referring to the HSIC tracking clock
+
+PCIe pad:
+---------
+
+Required properties:
+- clocks: Must contain an entry for each entry in clock-names.
+- clock-names: Must contain the following entries:
+ - "pll": phandle and specifier referring to the PLLE
+- resets: Must contain an entry for each entry in reset-names.
+- reset-names: Must contain the following entries:
+ - "phy": reset for the PCIe UPHY block
+
+SATA pad:
+---------
+
+Required properties:
+- resets: Must contain an entry for each entry in reset-names.
+- reset-names: Must contain the following entries:
+ - "phy": reset for the SATA UPHY block
+
PHY nodes:
==========
@@ -84,6 +123,16 @@ For Tegra124 and Tegra132, the list of valid PHY nodes is given below:
- sata: sata-0
- functions: "usb3-ss", "sata"
+For Tegra210, the list of valid PHY nodes is given below:
+- utmi: utmi-0, utmi-1, utmi-2, utmi-3
+ - functions: "snps", "xusb", "uart"
+- hsic: hsic-0, hsic-1
+ - functions: "snps", "xusb"
+- pcie: pcie-0, pcie-1, pcie-2, pcie-3, pcie-4, pcie-5, pcie-6
+ - functions: "pcie-x1", "usb3-ss", "pcie-x4"
+- sata: sata-0
+ - functions: "usb3-ss", "sata"
+
Port nodes:
===========
@@ -144,6 +193,7 @@ Required properties:
to map this super-speed USB port to. The range of valid port numbers varies
with the SoC generation:
- 0-2: for Tegra124 and Tegra132
+ - 0-3: for Tegra210
Optional properties:
- nvidia,internal: A boolean property whose presence determines that a port
@@ -157,6 +207,11 @@ ports:
- 2x HSIC: hsic-0, hsic-1
- 2x super-speed USB: usb3-0, usb3-1
+For Tegra210, the XUSB pad controller exposes the following ports:
+- 4x USB2: usb2-0, usb2-1, usb2-2, usb2-3
+- 2x HSIC: hsic-0, hsic-1
+- 4x super-speed USB: usb3-0, usb3-1, usb3-2, usb3-3
+
Examples:
=========
@@ -374,3 +429,275 @@ Board file:
};
};
};
+
+Tegra210:
+---------
+
+SoC include:
+
+ padctl@0,7009f000 {
+ compatible = "nvidia,tegra210-xusb-padctl";
+ reg = <0x0 0x7009f000 0x0 0x1000>;
+ resets = <&tegra_car 142>;
+ reset-names = "padctl";
+
+ status = "disabled";
+
+ pads {
+ usb2 {
+ clocks = <&tegra_car TEGRA210_CLK_USB2_TRK>;
+ clock-names = "trk";
+ status = "disabled";
+
+ usb2-0 {
+ status = "disabled";
+ #phy-cells = <0>;
+ };
+
+ usb2-1 {
+ status = "disabled";
+ #phy-cells = <0>;
+ };
+
+ usb2-2 {
+ status = "disabled";
+ #phy-cells = <0>;
+ };
+
+ usb2-3 {
+ status = "disabled";
+ #phy-cells = <0>;
+ };
+ };
+
+ hsic {
+ clocks = <&tegra_car TEGRA210_CLK_HSIC_TRK>;
+ clock-names = "trk";
+ status = "disabled";
+
+ hsic-0 {
+ status = "disabled";
+ #phy-cells = <0>;
+ };
+
+ hsic-1 {
+ status = "disabled";
+ #phy-cells = <0>;
+ };
+ };
+
+ pcie {
+ clocks = <&tegra_car TEGRA210_CLK_PLL_E>;
+ clock-names = "pll";
+ resets = <&tegra_car 205>;
+ reset-names = "phy";
+ status = "disabled";
+
+ pcie-0 {
+ status = "disabled";
+ #phy-cells = <0>;
+ };
+
+ pcie-1 {
+ status = "disabled";
+ #phy-cells = <0>;
+ };
+
+ pcie-2 {
+ status = "disabled";
+ #phy-cells = <0>;
+ };
+
+ pcie-3 {
+ status = "disabled";
+ #phy-cells = <0>;
+ };
+
+ pcie-4 {
+ status = "disabled";
+ #phy-cells = <0>;
+ };
+
+ pcie-5 {
+ status = "disabled";
+ #phy-cells = <0>;
+ };
+
+ pcie-6 {
+ status = "disabled";
+ #phy-cells = <0>;
+ };
+ };
+
+ sata {
+ clocks = <&tegra_car TEGRA210_CLK_PLL_E>;
+ clock-names = "pll";
+ resets = <&tegra_car 204>;
+ reset-names = "phy";
+ status = "disabled";
+
+ sata-0 {
+ status = "disabled";
+ #phy-cells = <0>;
+ };
+ };
+ };
+
+ ports {
+ usb2-0 {
+ status = "disabled";
+ };
+
+ usb2-1 {
+ status = "disabled";
+ };
+
+ usb2-2 {
+ status = "disabled";
+ };
+
+ usb2-3 {
+ status = "disabled";
+ };
+
+ hsic-0 {
+ status = "disabled";
+ };
+
+ hsic-1 {
+ status = "disabled";
+ };
+
+ usb3-0 {
+ status = "disabled";
+ };
+
+ usb3-1 {
+ status = "disabled";
+ };
+
+ usb3-2 {
+ status = "disabled";
+ };
+
+ usb3-3 {
+ status = "disabled";
+ };
+ };
+ };
+
+Board file:
+
+ padctl@0,7009f000 {
+ status = "okay";
+
+ pads {
+ usb2 {
+ status = "okay";
+
+ usb2-0 {
+ nvidia,function = "xusb";
+ status = "okay";
+ };
+
+ usb2-1 {
+ nvidia,function = "xusb";
+ status = "okay";
+ };
+
+ usb2-2 {
+ nvidia,function = "xusb";
+ status = "okay";
+ };
+
+ usb2-3 {
+ nvidia,function = "xusb";
+ status = "okay";
+ };
+ };
+
+ pcie {
+ status = "okay";
+
+ pcie-0 {
+ nvidia,function = "pcie-x1";
+ status = "okay";
+ };
+
+ pcie-1 {
+ nvidia,function = "pcie-x4";
+ status = "okay";
+ };
+
+ pcie-2 {
+ nvidia,function = "pcie-x4";
+ status = "okay";
+ };
+
+ pcie-3 {
+ nvidia,function = "pcie-x4";
+ status = "okay";
+ };
+
+ pcie-4 {
+ nvidia,function = "pcie-x4";
+ status = "okay";
+ };
+
+ pcie-5 {
+ nvidia,function = "usb3-ss";
+ status = "okay";
+ };
+
+ pcie-6 {
+ nvidia,function = "usb3-ss";
+ status = "okay";
+ };
+ };
+
+ sata {
+ status = "okay";
+
+ sata-0 {
+ nvidia,function = "sata";
+ status = "okay";
+ };
+ };
+ };
+
+ ports {
+ usb2-0 {
+ status = "okay";
+ mode = "otg";
+ };
+
+ usb2-1 {
+ status = "okay";
+ vbus-supply = <&vdd_5v0_rtl>;
+ mode = "host";
+ };
+
+ usb2-2 {
+ status = "okay";
+ vbus-supply = <&vdd_usb_vbus>;
+ mode = "host";
+ };
+
+ usb2-3 {
+ status = "okay";
+ mode = "host";
+ };
+
+ usb3-0 {
+ status = "okay";
+ nvidia,lanes = "pcie-6";
+ nvidia,port = <1>;
+ };
+
+ usb3-1 {
+ status = "okay";
+ nvidia,lanes = "pcie-5";
+ nvidia,port = <2>;
+ };
+ };
+ };
--
2.7.1
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