Messages in this thread | | | From | Fabio Estevam <> | Date | Thu, 21 May 2020 22:36:41 -0300 | Subject | Re: [PATCH v2 2/2] arm64: dts: imx8mn-ddr4-evk: correct ldo1/ldo2 voltage range |
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Hi Robin,
On Thu, May 21, 2020 at 3:17 AM Robin Gong <yibin.gong@nxp.com> wrote: > > Correct ldo1 voltage range from wrong high group(3.0v~3.3v) to low group
Please use capital letter V for Volt.
> (1.6v~1.9v) because the ldo1 should be 1.8v. Actually, two voltage groups > have been supported at bd718x7-regulator driver, hence, just corrrect the > voltage range to 1.6v~3.3v. For ldo2@0.8v, correct voltage range too. > Otherwise, ldo1 would be kept @3.0v and ldo2@0.9v which violate i.mx8mn > datasheet as the below warning log in kernel: > > [ 0.995524] LDO1: Bringing 1800000uV into 3000000-3000000uV > [ 0.999196] LDO2: Bringing 800000uV into 900000-900000uV > > Signed-off-by: Robin Gong <yibin.gong@nxp.com>
You should add a Fixes tag and Cc stable on this one.
Thanks
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