On Tue, May 19, 2015 at 09:44:46PM -0500, Zhi Li wrote:

On Tue, May 19, 2015 at 8:58 PM, Shawn Guo [off-list ref] wrote:

quoted

On Wed, May 20, 2015 at 01:04:35AM +0800, Frank.Li@freescale.com wrote:

quoted

From: Frank Li <redacted>

Change from v1 to v2
 - Change simple-bus to simple-mfd
 - RTC remove lock.
 - RTC remove comments "These register offsets are relative to LP (Low Power) range"
 - power off, remove extra space

SNVS is MPF module.
include rtc, power off, ON/OFF power key

  arm: imx: power-off: change to syscon to access register
  rtc: arm: imx: snvs: change use syscon to access register
Above two patch change existed power-off and rtc use syscon

  Document: dt: fsl: snvs: change support syscon
  arm: dts: imx: update snvs to use syscon access register
Update dt file and document

  input: keyboard: imx: add snvs power key driver
  document: devicetree: input: imx: i.mx snvs power device tree bindings
  arm: dts: imx6sx: enable snvs power key
Added on/off key driver

Frank Li (6):
  arm: imx: power-off: change to syscon to access register
  rtc: arm: imx: snvs: change use syscon to access register
  Document: dt: fsl: snvs: change support syscon
  arm: dts: imx: update snvs to use syscon access register
  document: devicetree: input: imx: i.mx snvs power device tree bindings
  arm: dts: imx6sx: enable snvs power key

So, the series will break existing DTBs for RTC and poweroff, right?
If this is unavoidable, should we at least have some warning messages
telling users about his breakage?

How to do that?
Just added it commit message or need runtime warning?

runtime, so that users can know why their installed DTBs break with the
new kernel.

Shawn