From mboxrd@z Thu Jan 1 00:00:00 1970 From: p.zabel@pengutronix.de (Philipp Zabel) Date: Thu, 19 Jan 2017 15:41:17 +0100 Subject: [PATCH 1/2] ARM: imx6: fix min/max voltage of anatop 2p5 regulator In-Reply-To: <20170119142134.8572-1-l.stach@pengutronix.de> References: <20170119142134.8572-1-l.stach@pengutronix.de> Message-ID: <1484836877.2989.21.camel@pengutronix.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thu, 2017-01-19 at 15:21 +0100, Lucas Stach wrote: > The regulation bound of this regulator are 2.1V to 2.875V, the > wrong DT values cause the driver to miscalculate the effective > voltage. As easily checked with $ grep vdd2p5 /sys/kernel/debug/regulator/regulator_summary - vdd2p5 0 0 0 2400mV 0mA 2000mV 2750mV + vdd2p5 0 0 0 2500mV 0mA 2000mV 2750mV > This isn't really an issue right now, as nobody actively changes > the regulator voltage, but better fix it now. > > Signed-off-by: Lucas Stach > --- > arch/arm/boot/dts/imx6qdl.dtsi | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi > index 53e6e63cbb02..9313b9af2da8 100644 > --- a/arch/arm/boot/dts/imx6qdl.dtsi > +++ b/arch/arm/boot/dts/imx6qdl.dtsi > @@ -661,8 +661,8 @@ > anatop-vol-bit-shift = <8>; > anatop-vol-bit-width = <5>; > anatop-min-bit-val = <0>; > - anatop-min-voltage = <2000000>; > - anatop-max-voltage = <2750000>; > + anatop-min-voltage = <2100000>; > + anatop-max-voltage = <2875000>; > }; > > reg_arm: regulator-vddcore { Reviewed-by: Philipp Zabel regards Philipp