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I think make sense, but any document or mail list can be refer to? Frank > Update the configuration for the TQMa7x's PMIC and also add a comment > regarding the PMIC's VCC_SD switching feature. > > Fixes: a80a1af6ec8a ("ARM: dts: tq imx7 common board support") > Signed-off-by: Nora Schiffer > --- > arch/arm/boot/dts/nxp/imx/imx7-tqma7.dtsi | 40 +++++++++++++---------- > 1 file changed, 23 insertions(+), 17 deletions(-) > > diff --git a/arch/arm/boot/dts/nxp/imx/imx7-tqma7.dtsi b/arch/arm/boot/dts/nxp/imx/imx7-tqma7.dtsi > index e1f740edfb763..7f49c80fef4c6 100644 > --- a/arch/arm/boot/dts/nxp/imx/imx7-tqma7.dtsi > +++ b/arch/arm/boot/dts/nxp/imx/imx7-tqma7.dtsi > @@ -46,8 +46,8 @@ pfuze3000: pmic@8 { > > regulators { > sw1a_reg: sw1a { > - regulator-min-microvolt = <700000>; > - regulator-max-microvolt = <3300000>; > + regulator-min-microvolt = <1000000>; > + regulator-max-microvolt = <1225000>; > regulator-boot-on; > regulator-always-on; > regulator-ramp-delay = <6250>; > @@ -55,34 +55,33 @@ sw1a_reg: sw1a { > > /* use sw1c_reg to align with pfuze100/pfuze200 */ > sw1c_reg: sw1b { > - regulator-min-microvolt = <700000>; > - regulator-max-microvolt = <1475000>; > + regulator-min-microvolt = <1000000>; > + regulator-max-microvolt = <1000000>; > regulator-boot-on; > regulator-always-on; > regulator-ramp-delay = <6250>; > }; > > sw2_reg: sw2 { > - regulator-min-microvolt = <1500000>; > - regulator-max-microvolt = <1850000>; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > regulator-boot-on; > regulator-always-on; > }; > > sw3a_reg: sw3 { > - regulator-min-microvolt = <900000>; > - regulator-max-microvolt = <1650000>; > + regulator-min-microvolt = <1350000>; > + regulator-max-microvolt = <1350000>; > regulator-boot-on; > regulator-always-on; > }; > > swbst_reg: swbst { > - regulator-min-microvolt = <5000000>; > - regulator-max-microvolt = <5150000>; > + /* Not connected and left unconfigured */ > }; > > snvs_reg: vsnvs { > - regulator-min-microvolt = <1000000>; > + regulator-min-microvolt = <3000000>; > regulator-max-microvolt = <3000000>; > regulator-boot-on; > regulator-always-on; > @@ -95,18 +94,25 @@ vref_reg: vrefddr { > > vgen1_reg: vldo1 { > regulator-min-microvolt = <1800000>; > - regulator-max-microvolt = <3300000>; > + regulator-max-microvolt = <1800000>; > regulator-always-on; > }; > > vgen2_reg: vldo2 { > - regulator-min-microvolt = <800000>; > - regulator-max-microvolt = <1550000>; > + regulator-min-microvolt = <1500000>; > + regulator-max-microvolt = <1500000>; > regulator-always-on; > }; > > vgen3_reg: vccsd { > - regulator-min-microvolt = <2850000>; > + /* > + * Specified values refer to 3.3V operation; voltage for 1.8V > + * operation is derived from this. > + * > + * The base board should usually mux GPIO1_IO08 to SD1_VSELECT for > + * automatic switching of SD card IO voltage. > + */ > + regulator-min-microvolt = <3300000>; > regulator-max-microvolt = <3300000>; > regulator-always-on; > }; > @@ -118,13 +124,13 @@ vgen4_reg: v33 { > }; > > vgen5_reg: vldo3 { > - regulator-min-microvolt = <1800000>; > + regulator-min-microvolt = <3300000>; > regulator-max-microvolt = <3300000>; > regulator-always-on; > }; > > vgen6_reg: vldo4 { > - regulator-min-microvolt = <1800000>; > + regulator-min-microvolt = <3300000>; > regulator-max-microvolt = <3300000>; > regulator-always-on; > }; > -- > TQ-Systems GmbH | Mühlstraße 2, Gut Delling | 82229 Seefeld, Germany > Amtsgericht München, HRB 105018 > Geschäftsführer: Detlef Schneider, Rüdiger Stahl, Stefan Schneider > https://www.tq-group.com/ > >