On Sat, Oct 10, 2015 at 8:52 PM, Adam Sampson <a...@offog.org> wrote: > The LinkSprite pcDuino v3 Nano's two USB host ports are powered by a > single RT9701GB regulator, which has its enable input tied to the A20's > PD2 pin, pulled up to 3v3 via a 10k resistor. > > However, the script.bin that shipped with the device listed PH11 and PH3 > as Vbus control pins for the two USB ports. Neither of these are > actually connected to anything. > > Siarhei Siamashka spotted this problem while reviewing the other > LinkSprite boards. This patch fixes it by only defining a single > regulator, controlled by PD2. Testing shows that the USB ports are now > (correctly) only powered up once the USB PHY driver is loaded. > > Reported-by: Siarhei Siamashka <siarhei.siamas...@gmail.com> > Signed-off-by: Adam Sampson <a...@offog.org>
Reviewed-by: Chen-Yu Tsai <w...@csie.org> Thanks! -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
