On Tue, May 16, 2017 at 07:28:55PM +0200, Krzysztof Kozlowski wrote: > On Wed, Feb 15, 2017 at 09:38:09AM +0800, Peter Chen wrote: > > On Tue, Feb 14, 2017 at 12:21:48PM +0200, Roger Quadros wrote: > > > Peter, > > > > > > On 11/02/17 03:27, Peter Chen wrote: > > > > Hi all, > > > > > > > > This is a follow-up for my last power sequence framework patch set [1]. > > > > According to Rob Herring and Ulf Hansson's comments[2]. The kinds of > > > > power sequence instances will be added at postcore_initcall, the match > > > > criteria is compatible string first, if the compatible string is not > > > > matched between dts and library, it will try to use generic power sequence. > > > > > > > > The host driver just needs to call of_pwrseq_on/of_pwrseq_off > > > > if only one power sequence instance is needed, for more power sequences > > > > are used, using of_pwrseq_on_list/of_pwrseq_off_list instead (eg, USB hub driver). > > > > > > > > In future, if there are special power sequence requirements, the special > > > > power sequence library can be created. > > > > > > > > This patch set is tested on i.mx6 sabresx evk using a dts change, I use > > > > two hot-plug devices to simulate this use case, the related binding > > > > change is updated at patch [1/6], The udoo board changes were tested > > > > using my last power sequence patch set.[3] > > > > > > > > Except for hard-wired MMC and USB devices, I find the USB ULPI PHY also > > > > need to power on itself before it can be found by ULPI bus. > > > > > > Can patches 3-7 can be sent independently of the power related patches? > > > > > > > Yes, I had planned to submit patches 3-7 for v4.11-rc1 today first, but it > > seems you still have comments for patch 6, let's wait a conclusion first. > > Hi Peter and others, > > What is the status of this patchset? I looked recently and it seemd > not-merged. Are there any issues not dealt with? > > Just to reminder, this patchset solves not only Peter's problem but few others > as well, e.g. Odroid U3 USB hub/lan power sequence. > The patches 3-7 has already at v4.12-rc1, and I will send power sequence patch set again. -- Best Regards, Peter Chen -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
