On Sat, Nov 18, 2023 at 12:23:52AM +0100, Lech Perczak wrote: > The PICO-IMX7D SoM has the usual power supply configuration using > output sw1a of PF3000 PMIC, which was defined in downstream derivative > of linux-imx (see link) in the sources for "Android Things" devkit. > It is required to support CPU frequency scaling. > > Map the respective "cpu-supply" nodes of each core to sw1a of the PMIC. > > Enabling them causes cpufreq-dt, and imx-thermal drivers to probe > successfully, and CPU frequency scaling to function. > > Link: https://android.googlesource.com/platform/hardware/bsp/kernel/nxp/imx-v4.1/+/o-iot-preview-5/arch/arm/boot/dts/imx7d-pico.dtsi#849 > > Cc: Fabio Estevam <festevam@xxxxxxxxx> > Cc: Shawn Guo <shawnguo@xxxxxxxxxx> > Cc: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx> > > Signed-off-by: Lech Perczak <lech.perczak@xxxxxxxxx> Applied, thanks!
