Messages in this thread | | | Date | Tue, 14 Dec 2021 13:46:23 +0800 | From | Shawn Guo <> | Subject | Re: [PATCH v2 2/8] arm64: dts: ls1028a: add ftm_alarm1 node to be used as wakeup source |
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On Fri, Dec 03, 2021 at 06:17:12PM -0600, Li Yang wrote: > From: Biwen Li <biwen.li@nxp.com> > > Add flextimer2 based ftm_alarm1 node and enable it to be the default rtc > wakeup source for rdb and qds boards instead of the original flextimer1 > based ftm_alarm0. The ftm_alarm0 node hence is disabled by default.
What's wrong with using ftm_alarm0?
Shawn
> > Signed-off-by: Biwen Li <biwen.li@nxp.com> > Signed-off-by: Li Yang <leoyang.li@nxp.com> > --- > arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts | 6 +++++- > arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts | 6 +++++- > arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi | 9 +++++++++ > 3 files changed, 19 insertions(+), 2 deletions(-) > > diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts > index 6e2a1da662fb..00d5b81bdef3 100644 > --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts > +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts > @@ -25,7 +25,7 @@ aliases { > serial1 = &duart1; > mmc0 = &esdhc; > mmc1 = &esdhc1; > - rtc1 = &ftm_alarm0; > + rtc1 = &ftm_alarm1; > }; > > chosen { > @@ -234,6 +234,10 @@ mt35xu02g0: flash@0 { > }; > }; > > +&ftm_alarm1 { > + status = "okay"; > +}; > + > &i2c0 { > status = "okay"; > > diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts > index 7719f44bcaed..41900d351a92 100644 > --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts > +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts > @@ -21,7 +21,7 @@ aliases { > serial1 = &duart1; > mmc0 = &esdhc; > mmc1 = &esdhc1; > - rtc1 = &ftm_alarm0; > + rtc1 = &ftm_alarm1; > }; > > chosen { > @@ -132,6 +132,10 @@ mt35xu02g0: flash@0 { > }; > }; > > +&ftm_alarm1 { > + status = "okay"; > +}; > + > &i2c0 { > status = "okay"; > > diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi > index 9efcaf68578c..ef9d17df2afa 100644 > --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi > +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi > @@ -1198,6 +1198,15 @@ ftm_alarm0: timer@2800000 { > reg = <0x0 0x2800000 0x0 0x10000>; > fsl,rcpm-wakeup = <&rcpm 0x0 0x0 0x0 0x0 0x4000 0x0 0x0>; > interrupts = <GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>; > + status = "disabled"; > + }; > + > + ftm_alarm1: timer@2810000 { > + compatible = "fsl,ls1028a-ftm-alarm"; > + reg = <0x0 0x2810000 0x0 0x10000>; > + fsl,rcpm-wakeup = <&rcpm 0x0 0x0 0x0 0x0 0x4000 0x0 0x0>; > + interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>; > + status = "disabled"; > }; > }; > > -- > 2.25.1 >
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