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-rw-r--r--Documentation/devicetree/bindings/usb/nvidia,tegra20-ehci.txt27
-rw-r--r--Documentation/devicetree/bindings/usb/nvidia,tegra20-usb-phy.txt41
-rw-r--r--arch/arm/boot/dts/tegra20-colibri-512.dtsi6
-rw-r--r--arch/arm/boot/dts/tegra20-harmony.dts15
-rw-r--r--arch/arm/boot/dts/tegra20-iris-512.dts9
-rw-r--r--arch/arm/boot/dts/tegra20-paz00.dts15
-rw-r--r--arch/arm/boot/dts/tegra20-seaboard.dts26
-rw-r--r--arch/arm/boot/dts/tegra20-tamonten.dtsi4
-rw-r--r--arch/arm/boot/dts/tegra20-trimslice.dts25
-rw-r--r--arch/arm/boot/dts/tegra20-ventana.dts15
-rw-r--r--arch/arm/boot/dts/tegra20-whistler.dts28
-rw-r--r--arch/arm/boot/dts/tegra20.dtsi49
12 files changed, 206 insertions, 54 deletions
diff --git a/Documentation/devicetree/bindings/usb/nvidia,tegra20-ehci.txt b/Documentation/devicetree/bindings/usb/nvidia,tegra20-ehci.txt
index 34c95288327..df0933043a5 100644
--- a/Documentation/devicetree/bindings/usb/nvidia,tegra20-ehci.txt
+++ b/Documentation/devicetree/bindings/usb/nvidia,tegra20-ehci.txt
@@ -6,27 +6,10 @@ Practice : Universal Serial Bus" with the following modifications
and additions :
Required properties :
- - compatible : Should be "nvidia,tegra20-ehci" for USB controllers
- used in host mode.
- - phy_type : Should be one of "ulpi" or "utmi".
- - nvidia,vbus-gpio : If present, specifies a gpio that needs to be
- activated for the bus to be powered.
- - nvidia,phy : phandle of the PHY instance, the controller is connected to.
-
-Required properties for phy_type == ulpi:
- - nvidia,phy-reset-gpio : The GPIO used to reset the PHY.
+ - compatible : Should be "nvidia,tegra20-ehci".
+ - nvidia,phy : phandle of the PHY that the controller is connected to.
+ - clocks : Contains a single entry which defines the USB controller's clock.
Optional properties:
- - dr_mode : dual role mode. Indicates the working mode for
- nvidia,tegra20-ehci compatible controllers. Can be "host", "peripheral",
- or "otg". Default to "host" if not defined for backward compatibility.
- host means this is a host controller
- peripheral means it is device controller
- otg means it can operate as either ("on the go")
- - nvidia,has-legacy-mode : boolean indicates whether this controller can
- operate in legacy mode (as APX 2500 / 2600). In legacy mode some
- registers are accessed through the APB_MISC base address instead of
- the USB controller. Since this is a legacy issue it probably does not
- warrant a compatible string of its own.
- - nvidia,needs-double-reset : boolean is to be set for some of the Tegra2
- USB ports, which need reset twice due to hardware issues.
+ - nvidia,needs-double-reset : boolean is to be set for some of the Tegra20
+ USB ports, which need reset twice due to hardware issues.
diff --git a/Documentation/devicetree/bindings/usb/nvidia,tegra20-usb-phy.txt b/Documentation/devicetree/bindings/usb/nvidia,tegra20-usb-phy.txt
index 6bdaba2f0aa..c4c9e9e664a 100644
--- a/Documentation/devicetree/bindings/usb/nvidia,tegra20-usb-phy.txt
+++ b/Documentation/devicetree/bindings/usb/nvidia,tegra20-usb-phy.txt
@@ -4,14 +4,49 @@ The device node for Tegra SOC USB PHY:
Required properties :
- compatible : Should be "nvidia,tegra20-usb-phy".
- - reg : Address and length of the register set for the USB PHY interface.
- - phy_type : Should be one of "ulpi" or "utmi".
+ - reg : Defines the following set of registers, in the order listed:
+ - The PHY's own register set.
+ Always present.
+ - The register set of the PHY containing the UTMI pad control registers.
+ Present if-and-only-if phy_type == utmi.
+ - phy_type : Should be one of "utmi", "ulpi" or "hsic".
+ - clocks : Defines the clocks listed in the clock-names property.
+ - clock-names : The following clock names must be present:
+ - reg: The clock needed to access the PHY's own registers. This is the
+ associated EHCI controller's clock. Always present.
+ - pll_u: PLL_U. Always present.
+ - timer: The timeout clock (clk_m). Present if phy_type == utmi.
+ - utmi-pads: The clock needed to access the UTMI pad control registers.
+ Present if phy_type == utmi.
+ - ulpi-link: The clock Tegra provides to the ULPI PHY (cdev2).
+ Present if phy_type == ulpi, and ULPI link mode is in use.
Required properties for phy_type == ulpi:
- nvidia,phy-reset-gpio : The GPIO used to reset the PHY.
+Required PHY timing params for utmi phy:
+ - nvidia,hssync-start-delay : Number of 480 Mhz clock cycles to wait before
+ start of sync launches RxActive
+ - nvidia,elastic-limit : Variable FIFO Depth of elastic input store
+ - nvidia,idle-wait-delay : Number of 480 Mhz clock cycles of idle to wait
+ before declare IDLE.
+ - nvidia,term-range-adj : Range adjusment on terminations
+ - nvidia,xcvr-setup : HS driver output control
+ - nvidia,xcvr-lsfslew : LS falling slew rate control.
+ - nvidia,xcvr-lsrslew : LS rising slew rate control.
+
Optional properties:
- nvidia,has-legacy-mode : boolean indicates whether this controller can
operate in legacy mode (as APX 2500 / 2600). In legacy mode some
registers are accessed through the APB_MISC base address instead of
- the USB controller. \ No newline at end of file
+ the USB controller.
+ - nvidia,is-wired : boolean. Indicates whether we can do certain kind of power
+ optimizations for the devices that are always connected. e.g. modem.
+ - dr_mode : dual role mode. Indicates the working mode for the PHY. Can be
+ "host", "peripheral", or "otg". Defaults to "host" if not defined.
+ host means this is a host controller
+ peripheral means it is device controller
+ otg means it can operate as either ("on the go")
+
+Required properties for dr_mode == otg:
+ - vbus-supply: regulator for VBUS
diff --git a/arch/arm/boot/dts/tegra20-colibri-512.dtsi b/arch/arm/boot/dts/tegra20-colibri-512.dtsi
index a573b94b7c9..c12af78e479 100644
--- a/arch/arm/boot/dts/tegra20-colibri-512.dtsi
+++ b/arch/arm/boot/dts/tegra20-colibri-512.dtsi
@@ -449,7 +449,11 @@
usb@c5004000 {
status = "okay";
- nvidia,phy-reset-gpio = <&gpio 169 0>; /* gpio PV1 */
+ nvidia,phy-reset-gpio = <&gpio 169 1>; /* gpio PV1, active low */
+ };
+
+ usb-phy@c5004000 {
+ nvidia,phy-reset-gpio = <&gpio 169 1>; /* gpio PV1, active low */
};
sdhci@c8000600 {
diff --git a/arch/arm/boot/dts/tegra20-harmony.dts b/arch/arm/boot/dts/tegra20-harmony.dts
index e7d5de4e00b..ec529375875 100644
--- a/arch/arm/boot/dts/tegra20-harmony.dts
+++ b/arch/arm/boot/dts/tegra20-harmony.dts
@@ -428,17 +428,26 @@
status = "okay";
};
+ usb-phy@c5000000 {
+ status = "okay";
+ };
+
usb@c5004000 {
status = "okay";
- nvidia,phy-reset-gpio = <&gpio 169 0>; /* gpio PV1 */
+ nvidia,phy-reset-gpio = <&gpio 169 1>; /* gpio PV1, active low */
+ };
+
+ usb-phy@c5004000 {
+ status = "okay";
+ nvidia,phy-reset-gpio = <&gpio 169 1>; /* gpio PV1, active low */
};
usb@c5008000 {
status = "okay";
};
- usb-phy@c5004400 {
- nvidia,phy-reset-gpio = <&gpio 169 0>; /* gpio PV1 */
+ usb-phy@c5008000 {
+ status = "okay";
};
sdhci@c8000200 {
diff --git a/arch/arm/boot/dts/tegra20-iris-512.dts b/arch/arm/boot/dts/tegra20-iris-512.dts
index 52f1103907d..9f64f708688 100644
--- a/arch/arm/boot/dts/tegra20-iris-512.dts
+++ b/arch/arm/boot/dts/tegra20-iris-512.dts
@@ -38,13 +38,20 @@
usb@c5000000 {
status = "okay";
- dr_mode = "otg";
+ };
+
+ usb-phy@c5000000 {
+ status = "okay";
};
usb@c5008000 {
status = "okay";
};
+ usb-phy@c5008000 {
+ status = "okay";
+ };
+
serial@70006000 {
status = "okay";
};
diff --git a/arch/arm/boot/dts/tegra20-paz00.dts b/arch/arm/boot/dts/tegra20-paz00.dts
index e3e0c9977df..1c17ffaff1a 100644
--- a/arch/arm/boot/dts/tegra20-paz00.dts
+++ b/arch/arm/boot/dts/tegra20-paz00.dts
@@ -427,17 +427,26 @@
status = "okay";
};
+ usb-phy@c5000000 {
+ status = "okay";
+ };
+
usb@c5004000 {
status = "okay";
- nvidia,phy-reset-gpio = <&gpio 168 0>; /* gpio PV0 */
+ nvidia,phy-reset-gpio = <&gpio 168 1>; /* gpio PV0, active low */
+ };
+
+ usb-phy@c5004000 {
+ status = "okay";
+ nvidia,phy-reset-gpio = <&gpio 168 1>; /* gpio PV0, active low */
};
usb@c5008000 {
status = "okay";
};
- usb-phy@c5004400 {
- nvidia,phy-reset-gpio = <&gpio 168 0>; /* gpio PV0 */
+ usb-phy@c5008000 {
+ status = "okay";
};
sdhci@c8000000 {
diff --git a/arch/arm/boot/dts/tegra20-seaboard.dts b/arch/arm/boot/dts/tegra20-seaboard.dts
index cee4c34010f..009dafecf88 100644
--- a/arch/arm/boot/dts/tegra20-seaboard.dts
+++ b/arch/arm/boot/dts/tegra20-seaboard.dts
@@ -569,17 +569,28 @@
dr_mode = "otg";
};
+ usb-phy@c5000000 {
+ status = "okay";
+ vbus-supply = <&vbus_reg>;
+ dr_mode = "otg";
+ };
+
usb@c5004000 {
status = "okay";
- nvidia,phy-reset-gpio = <&gpio 169 0>; /* gpio PV1 */
+ nvidia,phy-reset-gpio = <&gpio 169 1>; /* gpio PV1, active low */
+ };
+
+ usb-phy@c5004000 {
+ status = "okay";
+ nvidia,phy-reset-gpio = <&gpio 169 1>; /* gpio PV1, active low */
};
usb@c5008000 {
status = "okay";
};
- usb-phy@c5004400 {
- nvidia,phy-reset-gpio = <&gpio 169 0>; /* gpio PV1 */
+ usb-phy@c5008000 {
+ status = "okay";
};
sdhci@c8000000 {
@@ -807,6 +818,15 @@
gpio = <&pmic 1 0>;
enable-active-high;
};
+
+ vbus_reg: regulator@3 {
+ compatible = "regulator-fixed";
+ reg = <3>;
+ regulator-name = "vdd_vbus_wup1";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpio 24 0>; /* PD0 */
+ };
};
sound {
diff --git a/arch/arm/boot/dts/tegra20-tamonten.dtsi b/arch/arm/boot/dts/tegra20-tamonten.dtsi
index 50b3ec16b93..fc2f7d6e70b 100644
--- a/arch/arm/boot/dts/tegra20-tamonten.dtsi
+++ b/arch/arm/boot/dts/tegra20-tamonten.dtsi
@@ -470,6 +470,10 @@
status = "okay";
};
+ usb-phy@c5008000 {
+ status = "okay";
+ };
+
sdhci@c8000600 {
cd-gpios = <&gpio 58 1>; /* gpio PH2 */
wp-gpios = <&gpio 59 0>; /* gpio PH3 */
diff --git a/arch/arm/boot/dts/tegra20-trimslice.dts b/arch/arm/boot/dts/tegra20-trimslice.dts
index 9cc78a15d73..0e65c00ec73 100644
--- a/arch/arm/boot/dts/tegra20-trimslice.dts
+++ b/arch/arm/boot/dts/tegra20-trimslice.dts
@@ -314,17 +314,27 @@
nvidia,vbus-gpio = <&gpio 170 0>; /* gpio PV2 */
};
+ usb-phy@c5000000 {
+ status = "okay";
+ vbus-supply = <&vbus_reg>;
+ };
+
usb@c5004000 {
status = "okay";
- nvidia,phy-reset-gpio = <&gpio 168 0>; /* gpio PV0 */
+ nvidia,phy-reset-gpio = <&gpio 168 1>; /* gpio PV0, active low */
+ };
+
+ usb-phy@c5004000 {
+ status = "okay";
+ nvidia,phy-reset-gpio = <&gpio 168 1>; /* gpio PV0, active low */
};
usb@c5008000 {
status = "okay";
};
- usb-phy@c5004400 {
- nvidia,phy-reset-gpio = <&gpio 168 0>; /* gpio PV0 */
+ usb-phy@c5008000 {
+ status = "okay";
};
sdhci@c8000000 {
@@ -390,6 +400,15 @@
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
+
+ vbus_reg: regulator@2 {
+ compatible = "regulator-fixed";
+ reg = <2>;
+ regulator-name = "usb1_vbus";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpio 170 0>; /* PV2 */
+ };
};
sound {
diff --git a/arch/arm/boot/dts/tegra20-ventana.dts b/arch/arm/boot/dts/tegra20-ventana.dts
index dd38f1f0383..e00f89e645f 100644
--- a/arch/arm/boot/dts/tegra20-ventana.dts
+++ b/arch/arm/boot/dts/tegra20-ventana.dts
@@ -505,17 +505,26 @@
status = "okay";
};
+ usb-phy@c5000000 {
+ status = "okay";
+ };
+
usb@c5004000 {
status = "okay";
- nvidia,phy-reset-gpio = <&gpio 169 0>; /* gpio PV1 */
+ nvidia,phy-reset-gpio = <&gpio 169 1>; /* gpio PV1, active low */
+ };
+
+ usb-phy@c5004000 {
+ status = "okay";
+ nvidia,phy-reset-gpio = <&gpio 169 1>; /* gpio PV1, active low */
};
usb@c5008000 {
status = "okay";
};
- usb-phy@c5004400 {
- nvidia,phy-reset-gpio = <&gpio 169 0>; /* gpio PV1 */
+ usb-phy@c5008000 {
+ status = "okay";
};
sdhci@c8000000 {
diff --git a/arch/arm/boot/dts/tegra20-whistler.dts b/arch/arm/boot/dts/tegra20-whistler.dts
index d2567f83aaf..3c24c9b92b4 100644
--- a/arch/arm/boot/dts/tegra20-whistler.dts
+++ b/arch/arm/boot/dts/tegra20-whistler.dts
@@ -511,11 +511,21 @@
nvidia,vbus-gpio = <&tca6416 0 0>; /* GPIO_PMU0 */
};
+ usb-phy@c5000000 {
+ status = "okay";
+ vbus-supply = <&vbus1_reg>;
+ };
+
usb@c5008000 {
status = "okay";
nvidia,vbus-gpio = <&tca6416 1 0>; /* GPIO_PMU1 */
};
+ usb-phy@c5008000 {
+ status = "okay";
+ vbus-supply = <&vbus3_reg>;
+ };
+
sdhci@c8000400 {
status = "okay";
cd-gpios = <&gpio 69 1>; /* gpio PI5 */
@@ -568,6 +578,24 @@
regulator-max-microvolt = <5000000>;
regulator-always-on;
};
+
+ vbus1_reg: regulator@2 {
+ compatible = "regulator-fixed";
+ reg = <2>;
+ regulator-name = "vbus1";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&tca6416 0 0>; /* GPIO_PMU0 */
+ };
+
+ vbus3_reg: regulator@3 {
+ compatible = "regulator-fixed";
+ reg = <3>;
+ regulator-name = "vbus3";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&tca6416 1 0>; /* GPIO_PMU1 */
+ };
};
sound {
diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi
index 56a91106041..96d6d8a3aa7 100644
--- a/arch/arm/boot/dts/tegra20.dtsi
+++ b/arch/arm/boot/dts/tegra20.dtsi
@@ -455,13 +455,24 @@
status = "disabled";
};
- phy1: usb-phy@c5000400 {
+ phy1: usb-phy@c5000000 {
compatible = "nvidia,tegra20-usb-phy";
- reg = <0xc5000400 0x3c00>;
+ reg = <0xc5000000 0x4000 0xc5000000 0x4000>;
phy_type = "utmi";
+ clocks = <&tegra_car 22>,
+ <&tegra_car 127>,
+ <&tegra_car 106>,
+ <&tegra_car 22>;
+ clock-names = "reg", "pll_u", "timer", "utmi-pads";
nvidia,has-legacy-mode;
- clocks = <&tegra_car 22>, <&tegra_car 127>;
- clock-names = "phy", "pll_u";
+ hssync_start_delay = <9>;
+ idle_wait_delay = <17>;
+ elastic_limit = <16>;
+ term_range_adj = <6>;
+ xcvr_setup = <9>;
+ xcvr_lsfslew = <1>;
+ xcvr_lsrslew = <1>;
+ status = "disabled";
};
usb@c5004000 {
@@ -474,12 +485,15 @@
status = "disabled";
};
- phy2: usb-phy@c5004400 {
+ phy2: usb-phy@c5004000 {
compatible = "nvidia,tegra20-usb-phy";
- reg = <0xc5004400 0x3c00>;
+ reg = <0xc5004000 0x4000>;
phy_type = "ulpi";
- clocks = <&tegra_car 93>, <&tegra_car 127>;
- clock-names = "phy", "pll_u";
+ clocks = <&tegra_car 58>,
+ <&tegra_car 127>,
+ <&tegra_car 93>;
+ clock-names = "reg", "pll_u", "ulpi-link";
+ status = "disabled";
};
usb@c5008000 {
@@ -492,12 +506,23 @@
status = "disabled";
};
- phy3: usb-phy@c5008400 {
+ phy3: usb-phy@c5008000 {
compatible = "nvidia,tegra20-usb-phy";
- reg = <0xc5008400 0x3c00>;
+ reg = <0xc5008000 0x4000 0xc5000000 0x4000>;
phy_type = "utmi";
- clocks = <&tegra_car 22>, <&tegra_car 127>;
- clock-names = "phy", "pll_u";
+ clocks = <&tegra_car 59>,
+ <&tegra_car 127>,
+ <&tegra_car 106>,
+ <&tegra_car 22>;
+ clock-names = "reg", "pll_u", "timer", "utmi-pads";
+ hssync_start_delay = <9>;
+ idle_wait_delay = <17>;
+ elastic_limit = <16>;
+ term_range_adj = <6>;
+ xcvr_setup = <9>;
+ xcvr_lsfslew = <2>;
+ xcvr_lsrslew = <2>;
+ status = "disabled";
};
sdhci@c8000000 {
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-09-23 08:54:24 +0000