Re: [U-Boot] MinnowMax GPIO for USB3

2016-06-16 Thread Simon Glass
Hi George, On 14 June 2016 at 15:36, George McCollister wrote: > On Mon, Jun 13, 2016 at 8:55 PM, Bin Meng wrote: >> Hi George, >> >> On Sun, Jun 12, 2016 at 5:26 PM, Bin Meng wrote: >>> On Sun, Jun 12, 2016 at 4:43 PM, Bin Meng wrote: Hi, My testing shows that only pin_usb_host

Re: [U-Boot] MinnowMax GPIO for USB3

2016-06-14 Thread George McCollister
On Mon, Jun 13, 2016 at 8:55 PM, Bin Meng wrote: > Hi George, > > On Sun, Jun 12, 2016 at 5:26 PM, Bin Meng wrote: >> On Sun, Jun 12, 2016 at 4:43 PM, Bin Meng wrote: >>> Hi, >>> >>> My testing shows that only pin_usb_host_en1 is needed to turn on the >>> power on the USB3 port. The USB2 port po

Re: [U-Boot] MinnowMax GPIO for USB3

2016-06-14 Thread Bin Meng
Hi George, On Sun, Jun 12, 2016 at 5:26 PM, Bin Meng wrote: > On Sun, Jun 12, 2016 at 4:43 PM, Bin Meng wrote: >> Hi, >> >> My testing shows that only pin_usb_host_en1 is needed to turn on the >> power on the USB3 port. The USB2 port power is turned on by default. >> > > Seems I was confused by

Re: [U-Boot] MinnowMax GPIO for USB3

2016-06-12 Thread Bin Meng
On Sun, Jun 12, 2016 at 4:43 PM, Bin Meng wrote: > Hi, > > My testing shows that only pin_usb_host_en1 is needed to turn on the > power on the USB3 port. The USB2 port power is turned on by default. > Seems I was confused by the GPIO pin number mapping. pin_usb_host_en1 is used to control the USB

[U-Boot] MinnowMax GPIO for USB3

2016-06-12 Thread Bin Meng
Hi, My testing shows that only pin_usb_host_en1 is needed to turn on the power on the USB3 port. The USB2 port power is turned on by default. Removing the pin_usb_host_en0 from device tree will make both USB2 and USB3 port work. diff --git a/arch/x86/dts/minnowmax.dts b/arch/x86/dts/minnowmax.dt