From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Robinson Date: Thu, 16 May 2019 08:15:23 +0100 Subject: [U-Boot] [PATCH 2/2] sunxi: Pine64: DTS: enable USB PHY 0 for HCI0 In-Reply-To: <20190516004609.25304-3-andre.przywara@arm.com> References: <20190516004609.25304-1-andre.przywara@arm.com> <20190516004609.25304-3-andre.przywara@arm.com> Message-ID: List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On Thu, May 16, 2019 at 1:47 AM Andre Przywara wrote: > > The first USB controller on the A64 SoC shares a PHY with the OTG > controller. Reportedly to avoid problems with the VBUS regulator under > Linux, we don't link OHCI0/EHCI0 to the USB PHY in the A64 .dtsi file. > > However on boards which can't use peripheral mode (because they have an > always-on VBUS supply on an USB-A socket) we don't need this trick, and > can properly connect host controller 0 to the PHY 0. > > Amend the Pine64 and SoPine/LTS .dts to reflect this. This enables the > upper USB port in U-Boot on those boards. > > Signed-off-by: Andre Przywara > --- > arch/arm/dts/sun50i-a64-pine64.dts | 5 ++++- > arch/arm/dts/sun50i-a64-sopine-baseboard.dts | 5 ++++- > 2 files changed, 8 insertions(+), 2 deletions(-) Are these changes going to go upstream to Linux too? If not it's probably best to add it to a u-boot.dtsi so the changes don't get lost when the DT files are re-synced from Linux. Same with the similar patches for the H6 boards. Peter > diff --git a/arch/arm/dts/sun50i-a64-pine64.dts b/arch/arm/dts/sun50i-a64-pine64.dts > index c077b6c1f4..523a4d5bff 100644 > --- a/arch/arm/dts/sun50i-a64-pine64.dts > +++ b/arch/arm/dts/sun50i-a64-pine64.dts > @@ -80,6 +80,8 @@ > }; > > &ehci0 { > + phys = <&usbphy 0>; > + phy-names = "usb"; > status = "okay"; > }; > > @@ -136,6 +138,8 @@ > }; > > &ohci0 { > + phys = <&usbphy 0>; > + phy-names = "usb"; > status = "okay"; > }; > > @@ -301,7 +305,6 @@ > > &usb_otg { > dr_mode = "host"; > - status = "okay"; > }; > > &usbphy { > diff --git a/arch/arm/dts/sun50i-a64-sopine-baseboard.dts b/arch/arm/dts/sun50i-a64-sopine-baseboard.dts > index 53fcc9098d..1986897177 100644 > --- a/arch/arm/dts/sun50i-a64-sopine-baseboard.dts > +++ b/arch/arm/dts/sun50i-a64-sopine-baseboard.dts > @@ -85,6 +85,8 @@ > }; > > &ehci0 { > + phys = <&usbphy 0>; > + phy-names = "usb"; > status = "okay"; > }; > > @@ -131,6 +133,8 @@ > }; > > &ohci0 { > + phys = <&usbphy 0>; > + phy-names = "usb"; > status = "okay"; > }; > > @@ -172,7 +176,6 @@ > > &usb_otg { > dr_mode = "host"; > - status = "okay"; > }; > > &usbphy { > -- > 2.14.5 > > _______________________________________________ > U-Boot mailing list > U-Boot at lists.denx.de > https://lists.denx.de/listinfo/u-boot