Re: [U-Boot] [PATCH v2 08/12] dm: stdio: Allow lazy probing of video devices

2016-10-07 Thread Bin Meng
On Sat, Oct 8, 2016 at 10:32 AM, Bin Meng wrote: > On Thu, Oct 6, 2016 at 10:42 AM, Simon Glass wrote: >> At present all video devices are probed on start-up. It would be better to >> probe a device only when it is needed. This can happen if it is referenced >> in the stdout environment variable,

Re: [U-Boot] [PATCH v2 08/12] dm: stdio: Allow lazy probing of video devices

2016-10-07 Thread Bin Meng
On Thu, Oct 6, 2016 at 10:42 AM, Simon Glass wrote: > At present all video devices are probed on start-up. It would be better to > probe a device only when it is needed. This can happen if it is referenced > in the stdout environment variable, for example. > > Add support for this by searching for

[U-Boot] [PATCH v2 08/12] dm: stdio: Allow lazy probing of video devices

2016-10-05 Thread Simon Glass
At present all video devices are probed on start-up. It would be better to probe a device only when it is needed. This can happen if it is referenced in the stdout environment variable, for example. Add support for this by searching for a suitable device when needed, probing it, and finding the st