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Change snvs rtc and poweroff to use syscon add pwrkey driver

Shawn Guo linux-arm-kernel linux-devicetree linux-input linux-pm linux-rtc 1 version New

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b4 am 20150520142205.GA24844@dragon

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  1. v2 Latest0 of 7 patches 0 repliesNew

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Cover letter [PATCH v2 0/7] Change snvs rtc and poweroff to use syscon add pwrkey driver
Quoted 34 lines · Zhi Li
Quoted 33 lines · Shawn Guo
Quoted 31 lines · Frank.Li at freescale.com

From: Frank Li <[email protected]>

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

Quoted 6 lines
Quoted 3 lines

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