[PATCH 5/5] ARM: dts: zynq: Add USB for Parallella
Andreas Färber
afaerber at suse.de
Wed Feb 11 16:55:13 PST 2015
The Microserver edition does not feature USB - only the Kickstarter,
pre-order, Desktop and Embedded editions.
Signed-off-by: Andreas Färber <afaerber at suse.de>
---
arch/arm/boot/dts/zynq-parallella.dts | 16 +++++++
arch/arm/boot/dts/zynq-parallella1.dtsi | 74 +++++++++++++++++++++++++++++++++
2 files changed, 90 insertions(+)
diff --git a/arch/arm/boot/dts/zynq-parallella.dts b/arch/arm/boot/dts/zynq-parallella.dts
index 99ee6551ae8d..b2eede1c708f 100644
--- a/arch/arm/boot/dts/zynq-parallella.dts
+++ b/arch/arm/boot/dts/zynq-parallella.dts
@@ -17,3 +17,19 @@
/ {
model = "Adapteva Parallella Board";
};
+
+&usb_phy0 {
+ status = "okay";
+};
+
+&usb_phy1 {
+ status = "okay";
+};
+
+&usb0 {
+ status = "okay";
+};
+
+&usb1 {
+ status = "okay";
+};
diff --git a/arch/arm/boot/dts/zynq-parallella1.dtsi b/arch/arm/boot/dts/zynq-parallella1.dtsi
index 8b2895c06c8e..1395aaadf3be 100644
--- a/arch/arm/boot/dts/zynq-parallella1.dtsi
+++ b/arch/arm/boot/dts/zynq-parallella1.dtsi
@@ -47,6 +47,18 @@
default-state = "on";
};
};
+
+ usb_phy0: phy0 {
+ compatible = "usb-nop-xceiv";
+ #phy-cells = <0>;
+ status = "disabled";
+ };
+
+ usb_phy1: phy1 {
+ compatible = "usb-nop-xceiv";
+ #phy-cells = <0>;
+ status = "disabled";
+ };
};
&clkc {
@@ -208,6 +220,54 @@
bias-disable = <0>;
};
};
+
+ pinctrl_usb0_default: usb0-default {
+ mux {
+ function = "usb0";
+ groups = "usb0_0_grp";
+ };
+
+ conf {
+ groups = "usb0_0_grp";
+ slew-rate = <0>;
+ io-standard = <1>;
+ };
+
+ conf-rx {
+ pins = "MIO29", "MIO31", "MIO36";
+ bias-high-impedance;
+ };
+
+ conf-tx {
+ pins = "MIO28", "MIO30", "MIO32", "MIO33", "MIO34",
+ "MIO35", "MIO37", "MIO38", "MIO39";
+ bias-disable;
+ };
+ };
+
+ pinctrl_usb1_default: usb1-default {
+ mux {
+ function = "usb1";
+ groups = "usb1_0_grp";
+ };
+
+ conf {
+ groups = "usb1_0_grp";
+ slew-rate = <0>;
+ io-standard = <1>;
+ };
+
+ conf-rx {
+ pins = "MIO41", "MIO43", "MIO48";
+ bias-high-impedance;
+ };
+
+ conf-tx {
+ pins = "MIO40", "MIO42", "MIO44", "MIO45", "MIO46",
+ "MIO47", "MIO49", "MIO50", "MIO51";
+ bias-disable;
+ };
+ };
};
&sdhci1 {
@@ -221,3 +281,17 @@
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart1_default>;
};
+
+&usb0 {
+ dr_mode = "host";
+ usb-phy = <&usb_phy0>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usb0_default>;
+};
+
+&usb1 {
+ dr_mode = "peripheral";
+ usb-phy = <&usb_phy1>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usb1_default>;
+};
--
2.2.2
More information about the linux-arm-kernel
mailing list