On 12.05.2019 12:57, Anson Huang wrote: > On i.MX7D SDB board, sw2 supplies 1p0d/1p2 LDO, this patch assigns > corresponding power supply for 1p0d/1p2 LDO to avoid confusion by > below log: > > vdd1p0d: supplied by regulator-dummy > vdd1p2: supplied by regulator-dummy > > With this patch, the power supply is more accurate: > > vdd1p0d: supplied by SW2 > vdd1p2: supplied by SW2 > > diff --git a/arch/arm/boot/dts/imx7d-sdb.dts b/arch/arm/boot/dts/imx7d-sdb.dts > > +®_1p0d { > + vin-supply = <&sw2_reg>; > +}; > + > +®_1p2 { > + vin-supply = <&sw2_reg>; > +}; It's not clear why but this patch breaks imx7d-sdb boot. Checked two boards: in a board farm and on my desk. -- Regards, Leonard