On Thu, 28 Feb 2019, Matti Vaittinen wrote: > Hello Lee and Mark, > > On Thu, Feb 14, 2019 at 03:02:37PM +0200, Matti Vaittinen wrote: > > Patch series introducing support for ROHM BD70528 PMIC > > > > ROHM BD70528 is a programmable Power Management IC for battery > > powered 'ultra low power' systems like the pre-announced NXP > > i.MX7 ULP. This patch series introduces support for the PMIC. Please > > note that this driver only supports HW setup where PMIC is connected > > to I2C on A7 core. The other scenario is to use M4 as a power manager > > and connect pmic to M4. On such setups the A7 can only access pmic > > via M4 core using RPMSG virtio. Such setup depends on RPMSG > > implementation on M4 core and is currently not supported by this > > patch series. > > > > I was wondering if there is anything that could be done to allow the MFD > part of this series to end up in upstream without having to wait the > regmap-irq changes > (https://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap.git/commit/?h=topic/irq) > to be merged from Linus' tree to MFD tree? If I see it correctly, the > regmap-irq (main-irq-reg support) changes are not targeted to linux 5.1. > To me it looks like getting them to MFD via Linus' tree will take a while. > > The MFD part depends on the regmap-irq changes and I think that most > other subsystems want to have the MFD changes in before taking rest of > the driver in their trees. So it will be a while untill all the changes > are in. It would really be nice to have the drive in-tree sooner - hence > I ask if theres a way. (I don't want to push, just ask if it is possible :])
It's possible, so long as there aren't any build-time dependencies between the subsystems. Immediate acceptance however isn't possible due to the impending merge-window which opens in 3 days. -- Lee Jones [李琼斯] Linaro Services Technical Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog
