[PATCH 5/8] ARM: sun8i: a83t: Add USB PHY and host device nodes
Chen-Yu Tsai
wens at csie.org
Thu Aug 3 01:14:08 PDT 2017
The A83T has 3 USB PHYs, 1 for USB OTG, 1 for standard USB 2.0, 1 for
USB HSIC. EHCI0/OHCI0 are the standard USB host pair, while EHCI1 is
the host controller for HSIC. OTG is not added yet.
Signed-off-by: Chen-Yu Tsai <wens at csie.org>
Tested-by: Maxime Ripard <maxime.ripard at free-electrons.com>
---
arch/arm/boot/dts/sun8i-a83t.dtsi | 62 +++++++++++++++++++++++++++++++++++++++
1 file changed, 62 insertions(+)
diff --git a/arch/arm/boot/dts/sun8i-a83t.dtsi b/arch/arm/boot/dts/sun8i-a83t.dtsi
index 61304761e8f6..6039f1ea6810 100644
--- a/arch/arm/boot/dts/sun8i-a83t.dtsi
+++ b/arch/arm/boot/dts/sun8i-a83t.dtsi
@@ -242,6 +242,68 @@
#size-cells = <0>;
};
+ usbphy: phy at 1c19400 {
+ compatible = "allwinner,sun8i-a83t-usb-phy";
+ reg = <0x01c19400 0x10>,
+ <0x01c1a800 0x14>,
+ <0x01c1b800 0x14>;
+ reg-names = "phy_ctrl",
+ "pmu1",
+ "pmu2";
+ clocks = <&ccu CLK_USB_PHY0>,
+ <&ccu CLK_USB_PHY1>,
+ <&ccu CLK_USB_HSIC>,
+ <&ccu CLK_USB_HSIC_12M>;
+ clock-names = "usb0_phy",
+ "usb1_phy",
+ "usb2_phy",
+ "usb2_hsic_12M";
+ resets = <&ccu RST_USB_PHY0>,
+ <&ccu RST_USB_PHY1>,
+ <&ccu RST_USB_HSIC>;
+ reset-names = "usb0_reset",
+ "usb1_reset",
+ "usb2_reset";
+ status = "disabled";
+ #phy-cells = <1>;
+ };
+
+ ehci0: usb at 1c1a000 {
+ compatible = "allwinner,sun8i-a83t-ehci",
+ "generic-ehci";
+ reg = <0x01c1a000 0x100>;
+ interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&ccu CLK_BUS_EHCI0>;
+ resets = <&ccu RST_BUS_EHCI0>;
+ phys = <&usbphy 1>;
+ phy-names = "usb";
+ status = "disabled";
+ };
+
+ ohci0: usb at 1c1a400 {
+ compatible = "allwinner,sun8i-a83t-ohci",
+ "generic-ohci";
+ reg = <0x01c1a400 0x100>;
+ interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&ccu CLK_BUS_OHCI0>, <&ccu CLK_USB_OHCI0>;
+ resets = <&ccu RST_BUS_OHCI0>;
+ phys = <&usbphy 1>;
+ phy-names = "usb";
+ status = "disabled";
+ };
+
+ ehci1: usb at 1c1b000 {
+ compatible = "allwinner,sun8i-a83t-ehci",
+ "generic-ehci";
+ reg = <0x01c1b000 0x100>;
+ interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&ccu CLK_BUS_EHCI1>;
+ resets = <&ccu RST_BUS_EHCI1>;
+ phys = <&usbphy 2>;
+ phy-names = "usb";
+ status = "disabled";
+ };
+
ccu: clock at 1c20000 {
compatible = "allwinner,sun8i-a83t-ccu";
reg = <0x01c20000 0x400>;
--
2.13.3
More information about the linux-arm-kernel
mailing list