Quoting Maíra Canal (2026-03-12 14:34:23) > On current firmware versions, RPI_FIRMWARE_SET_CLOCK_STATE doesn't > actually power off the clock. To achieve meaningful power savings, the > clock rate must be set to the minimum before disabling. This might be > fixed in future firmware releases. > > Rather than pushing rate management to clock consumers, handle it > directly in the clock framework's prepare/unprepare callbacks. In > unprepare, set the rate to the minimum before disabling the clock. > In prepare, for clocks marked with `maximize` (currently v3d), > restore the rate to the maximum after enabling. > > Signed-off-by: Maíra Canal <[email protected]> > ---
Applied to clk-next
