Messages in this thread | | | Date | Wed, 13 Apr 2022 21:23:27 +0300 | From | Vladimir Oltean <> | Subject | Re: [PATCH v3 3/8] arm64: dts: ls1028a: add flextimer based pwm nodes |
| |
On Wed, Apr 13, 2022 at 06:07:20PM +0000, Leo Li wrote: > > arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi:1210.21-1219.5: Warning > > (unique_unit_address): /soc/pwm@2800000: duplicate unit-address (also > > used in node /soc/timer@2800000) > > arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi:1221.21-1230.5: Warning > > (unique_unit_address): /soc/pwm@2810000: duplicate unit-address (also > > used in node /soc/timer@2810000) > > Well, this is similar situation as pcie. The flextimer controller can > be used as timer, PWM or alarm. We have separate drivers and bindings > for these modes which resulted in different nodes for the same > controller.
I think the mfd framework can address the situation where multiple drivers, with multiple functionalities, want access to the same memory region?
| |