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SubjectRe: [BUG] Error applying setting, reverse things back on lot of devices
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Hello,

On 11/8/20 6:08 PM, Michał Mirosław wrote:
> On Thu, Nov 05, 2020 at 10:11:30AM +0100, Ahmad Fatoum wrote:
> It seems that final regulator_resolve_supply() is spinning recursively.
> Is the regulator name the same as its supply_name? Can you try the patch
> below to verify this?

Indeed that seems to be the case:

[ 1.299103] stpmic1 1-0033: PMIC Chip Version: 0x10
[ 1.307872] vddcore: 1200 <--> 1350 mV at 1200 mV, enabled
[ 1.312173] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Resolving supply buck1 for BUCK1
[ 1.321083] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up buck1-supply from device tree
[ 1.330838] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up buck1-supply property in node /soc/i2c@5c002000/stpmic@33/regulators failed
[ 1.344650] vddcore: supplied by regulator-dummy
[ 1.352016] vdd_ddr: 1350 mV, enabled
[ 1.354421] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Resolving supply buck2 for BUCK2
[ 1.363341] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up buck2-supply from device tree
[ 1.373124] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up buck2-supply property in node /soc/i2c@5c002000/stpmic@33/regulators failed
[ 1.386921] vdd_ddr: supplied by regulator-dummy
[ 1.394230] vdd: 3300 mV, enabled
[ 1.396307] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Resolving supply buck3 for BUCK3
[ 1.405186] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up buck3-supply from device tree
[ 1.414962] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up buck3-supply property in node /soc/i2c@5c002000/stpmic@33/regulators failed
[ 1.428790] vdd: supplied by regulator-dummy
[ 1.435880] v3v3: 3300 mV, enabled
[ 1.438008] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Resolving supply buck4 for BUCK4
[ 1.446934] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up buck4-supply from device tree
[ 1.456681] v3v3: supplied by 5V2
[ 1.462533] v1v8_audio: 1800 mV, enabled
[ 1.465218] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Resolving supply ldo1 for LDO1
[ 1.473906] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up ldo1-supply from device tree
[ 1.483611] v1v8_audio: supplied by v3v3
[ 1.490978] v3v3_hdmi: 3300 mV, enabled
[ 1.493551] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Resolving supply ldo2 for LDO2
[ 1.502309] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up ldo2-supply from device tree
[ 1.511959] v3v3_hdmi: supplied by 5V2
[ 1.516320] vtt_ddr: override max_uV, 750000 -> 500000
[ 1.523538] vtt_ddr: 500 mV, enabled
[ 1.525881] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Resolving supply ldo3 for LDO3
[ 1.534555] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up ldo3-supply from device tree
[ 1.544285] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up ldo3-supply property in node /soc/i2c@5c002000/stpmic@33/regulators failed
[ 1.558017] vtt_ddr: supplied by regulator-dummy
[ 1.562874] vdd_usb: 3300 mV, enabled
[ 1.566585] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Resolving supply ldo4 for LDO4
[ 1.575297] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up ldo4-supply from device tree
[ 1.585031] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up ldo4-supply property in node /soc/i2c@5c002000/stpmic@33/regulators failed
[ 1.598716] vdd_usb: supplied by regulator-dummy
[ 1.605030] edt_ft5x06 0-0038: touchscreen probe failed
[ 1.606247] vdda: 2900 mV, enabled
[ 1.612496] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Resolving supply ldo5 for LDO5
[ 1.621251] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up ldo5-supply from device tree
[ 1.630888] vdda: supplied by 5V2
[ 1.637155] v1v2_hdmi: 1200 mV, enabled
[ 1.639742] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Resolving supply ldo6 for LDO6
[ 1.648473] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up ldo6-supply from device tree
[ 1.658143] v1v2_hdmi: supplied by v3v3
[ 1.664926] vref_ddr: at 500 mV, enabled
[ 1.667597] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Resolving supply vref_ddr for VREF_DDR
[ 1.677055] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up vref_ddr-supply from device tree
[ 1.687091] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up vref_ddr-supply property in node /soc/i2c@5c002000/stpmic@33/regulators failed
[ 1.701181] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Supply for VREF_DDR (vref_ddr) resolved to itself
[ 1.711713] vref_ddr: unable to resolve supply
[ 1.716413] bst_out: at 5000 mV, disabled
[ 1.720445] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Resolving supply vref_ddr for VREF_DDR
[ 1.729920] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up vref_ddr-supply from device tree
[ 1.739966] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up vref_ddr-supply property in node /soc/i2c@5c002000/stpmic@33/regulators failed
[ 1.754044] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Supply for VREF_DDR (vref_ddr) resolved to itself
[ 1.764580] vref_ddr: unable to resolve supply
[ 1.769108] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Resolving supply boost for BOOST
[ 1.778156] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up boost-supply from device tree
[ 1.787919] bst_out: supplied by 5V2
[ 1.791945] vbus_otg: at 5000 mV, disabled
[ 1.795905] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Resolving supply vref_ddr for VREF_DDR
[ 1.805314] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up vref_ddr-supply from device tree
[ 1.815360] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up vref_ddr-supply property in node /soc/i2c@5c002000/stpmic@33/regulators failed
[ 1.829446] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Supply for VREF_DDR (vref_ddr) resolved to itself
[ 1.839987] vref_ddr: unable to resolve supply
[ 1.844497] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Resolving supply pwr_sw1 for VBUS_OTG
[ 1.854003] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up pwr_sw1-supply from device tree
[ 1.863959] vbus_otg: supplied by bst_out
[ 1.868406] vbus_sw: at 5000 mV, disabled
[ 1.872223] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Resolving supply vref_ddr for VREF_DDR
[ 1.881698] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up vref_ddr-supply from device tree
[ 1.891731] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up vref_ddr-supply property in node /soc/i2c@5c002000/stpmic@33/regulators failed
[ 1.905814] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Supply for VREF_DDR (vref_ddr) resolved to itself
[ 1.916362] vref_ddr: unable to resolve supply
[ 1.920863] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Resolving supply pwr_sw2 for SW_OUT
[ 1.930192] stpmic1-regulator 5c002000.i2c:stpmic@33:regulators: Looking up pwr_sw2-supply from device tree
[ 1.940131] vbus_sw: supplied by bst_out

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