Messages in this thread | | | Date | Tue, 5 Oct 2021 15:14:40 +0200 | Subject | Re: [PATCH 3/8] arm64: dts: imx8mm-kontron: Set VDD_SNVS to 800 mV | From | Frieder Schrempf <> |
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On 05.10.21 08:56, Shawn Guo wrote: > On Thu, Sep 30, 2021 at 05:56:26PM +0200, Frieder Schrempf wrote: >> From: Frieder Schrempf <frieder.schrempf@kontron.de> >> >> According to the datasheet VDD_SNVS should be 800 mV, so let's >> make sure that the voltage won't be different. > > Could you share the datasheet?
Sure, it's here: https://www.nxp.com/docs/en/data-sheet/IMX8MMIEC.pdf. See table 10 for the operating voltages.
>> >> Fixes: 21c4f45b335f ("arm64: dts: Add the Kontron i.MX8M Mini SoMs and baseboards") >> Cc: stable@vger.kernel.org >> Signed-off-by: Frieder Schrempf <frieder.schrempf@kontron.de> >> --- >> arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-som.dtsi | 4 ++-- >> 1 file changed, 2 insertions(+), 2 deletions(-) >> >> diff --git a/arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-som.dtsi >> index b12fb7ce6686..213014f59b46 100644 >> --- a/arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-som.dtsi >> +++ b/arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-som.dtsi >> @@ -152,8 +152,8 @@ reg_nvcc_snvs: LDO1 { >> >> reg_vdd_snvs: LDO2 { >> regulator-name = "ldo2"; >> - regulator-min-microvolt = <850000>; >> - regulator-max-microvolt = <900000>; >> + regulator-min-microvolt = <800000>; >> + regulator-max-microvolt = <800000>; >> regulator-boot-on; >> regulator-always-on; >> }; >> -- >> 2.33.0 >>
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