Hi Robin, On Sun, Jul 1, 2018 at 11:12 PM, Robin Gong <yibin.g...@nxp.com> wrote:
> But in fact, the original dts is not correct without 'regulator-always- > on'since SW4 is the critical DDR power rail, although, it's kept on in > the previous kernel by no switches enable/disable interfaces provided > in pfuze driver. Adding new property which can be done totally by the > common 'regulator-always-on' is not a good choice. Keep the dts patch > adding 'regulator-always-on' ahead of pfuze driver pach adding > enable/disable interface is enough for such case I think. We really want to avoid breaking old dtb's running a new kernel.