[PATCH 1/3] ARM: dts: imx6: add pm_power_off support for i.mx6 chips

Robin Gong b38343 at freescale.com
Tue Nov 18 21:50:07 PST 2014


Sorry, the patch resent wrongly...
Hi Shawn, Can you apply the first v4 patches on Sep 26, or I resend it again? 
On Wed, Nov 19, 2014 at 06:26:43AM +0100, Soeren Moch wrote:
> 
> On 19.11.2014 04:18, Shawn Guo wrote:
> > On Wed, Nov 12, 2014 at 04:20:37PM +0800, Robin Gong wrote:
> >> All chips of i.mx6 can be powered off by programming SNVS.
> >> For example :
> >> On i.mx6q-sabresd board, PMIC_ON_REQ connect with external
> >> pmic ON/OFF pin, that will cause the whole PMIC powered off
> >> except VSNVS. And system can restart once PMIC_ON_REQ goes
> >> high by push POWRER key.
> >>
> >> Signed-off-by: Robin Gong <b38343 at freescale.com>
> >> ---
> >>  arch/arm/boot/dts/imx6qdl-sabresd.dtsi |    4 ++++
> >>  arch/arm/boot/dts/imx6qdl.dtsi         |    6 ++++++
> >>  arch/arm/boot/dts/imx6sl-evk.dts       |    4 ++++
> >>  arch/arm/boot/dts/imx6sl.dtsi          |    6 ++++++
> >>  arch/arm/boot/dts/imx6sx-sdb.dts       |    4 ++++
> >>  arch/arm/boot/dts/imx6sx.dtsi          |    6 ++++++
> >>  6 files changed, 30 insertions(+)
> >>
> >> diff --git a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
> >> index 07fb302..ba12cc6 100644
> >> --- a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
> >> +++ b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
> >> @@ -531,6 +531,10 @@
> >>  	status = "okay";
> >>  };
> >>  
> >> +&snvs-poweroff {
> >> +	status = "okay";
> >> +};"
> >> +
> >>  &ssi2 {
> >>  	status = "okay";
> >>  };
> >> diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi
> >> index c701af9..3a032d1 100644
> >> --- a/arch/arm/boot/dts/imx6qdl.dtsi
> >> +++ b/arch/arm/boot/dts/imx6qdl.dtsi
> >> @@ -645,6 +645,12 @@
> >>  					interrupts = <0 19 IRQ_TYPE_LEVEL_HIGH>,
> >>  						     <0 20 IRQ_TYPE_LEVEL_HIGH>;
> >>  				};
> >> +
> >> +				snvs-poweroff: snvs-poweroff at 38 {
> > 
> > I'm not sure if it's because my DTC version is too low or you didn't
> > test, the DTC reports error in label name 'snvs-poweroff'.  IIRC, hyphen
> > '-' cannot be used in label name, but underscore '_' can.
> > 
> > Shawn
> 
> In the patch series "[PATCH v4 0/3] add power off driver for i.mx6" from
> Sep 26 (what I have tested) snvs_poweroff was used. This worked as expected.
> 
> So this series "[PATCH v4 0/3] add power off driver for i.mx6" (sent on
> Nov 12) apparently contains old patches and is not simply resent as
> stated in the cover letter.
> 
> Soeren



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