On Thu, Feb 12, 2026 at 01:05:38PM +0300, Onur Özkan wrote: > On rk3588s, `dmesg | grep 'tyr'` logs: > > tyr fb000000.gpu: supply SRAM not found, using dummy regulator > > This happens because Tyr calls Regulator<Enabled>::get() for SRAM, > which goes through the non-optional regulator_get() path. If the > device tree doesn't provide sram-supply, regulator core falls back > to a dummy regulator and writes that log.
> Panthor handles SRAM as optional and tolerates missing sram-supply. Does the RAM really work without power?
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