Hi, On Sun, Apr 30, 2017 at 10:14:20AM -0500, Adam Ford wrote: > On Wed, Apr 5, 2017 at 1:30 PM, Rob Herring <robh@xxxxxxxxxx> wrote: > > This series adds serdev support to the HCI LL protocol used on TI BT > > modules and enables support on HiKey board with with the WL1835 module. > > With this the custom TI UIM daemon and btattach are no longer needed. > > Without UIM daemon, what instruction do you use to load the BT firmware? > > I was thinking 'hciattach' but I was having trouble. I was hoping you > might have some insight. > > hciattach -t 30 -s 115200 /dev/ttymxc1 texas 3000000 flow Just > returns a timeout. > > I modified my i.MX6 device tree per the binding documentation and > setup the regulators and enable GPIO pins. If you configured everything correctly no userspace interaction is required. The driver should request the firmware automatically once you power up the bluetooth device. Apart from DT changes make sure, that the following options are enabled and check dmesg for any hints. CONFIG_SERIAL_DEV_BUS CONFIG_SERIAL_DEV_CTRL_TTYPORT CONFIG_BT_HCIUART CONFIG_BT_HCIUART_LL -- Sebastian
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