From 54234e80858cf3730917d71af80a13ac4b8f26dc Mon Sep 17 00:00:00 2001 From: Biju Das Date: Tue, 27 Nov 2018 11:56:34 +0000 Subject: ARM: dts: r8a7744: Add xhci support Add a device node for the xhci controller on the Renesas RZ/G1N (r8a7744) SoC. Signed-off-by: Biju Das Reviewed-by: Geert Uytterhoeven Signed-off-by: Simon Horman --- arch/arm/boot/dts/r8a7744.dtsi | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/arch/arm/boot/dts/r8a7744.dtsi b/arch/arm/boot/dts/r8a7744.dtsi index 992d622b5393..33e15c5f21c9 100644 --- a/arch/arm/boot/dts/r8a7744.dtsi +++ b/arch/arm/boot/dts/r8a7744.dtsi @@ -1424,6 +1424,26 @@ dma-channels = <13>; }; + /* + * pci1 and xhci share the same phy, therefore only one of them + * can be active at any one time. If both of them are enabled, + * a race condition will determine who'll control the phy. + * A firmware file is needed by the xhci driver in order for + * USB 3.0 to work properly. + */ + xhci: usb@ee000000 { + compatible = "renesas,xhci-r8a7744", + "renesas,rcar-gen2-xhci"; + reg = <0 0xee000000 0 0xc00>; + interrupts = ; + clocks = <&cpg CPG_MOD 328>; + power-domains = <&sysc R8A7744_PD_ALWAYS_ON>; + resets = <&cpg 328>; + phys = <&usb2 1>; + phy-names = "usb"; + status = "disabled"; + }; + pci0: pci@ee090000 { compatible = "renesas,pci-r8a7744", "renesas,pci-rcar-gen2"; -- cgit v1.2.3-59-g8ed1b