Hi, On Tue, Aug 27, 2019 at 10:11:20AM +0200, Pali Rohár wrote: > On Monday 26 August 2019 11:00:21 Tero Kristo wrote: > > On 24.8.2019 0.46, Aaro Koskinen wrote: > > > I was looking at N900 boot logs from the current mainline (v5.3-rc), > > > and noticed this: > > > > > > [ 3.297668] omap3_rom_rng: initializing > > > [ 3.301940] omap3_rom_rng: unable to get RNG clock > > > [ 3.307006] omap3-rom-rng: probe of omap3-rom-rng failed with error -2 > > > > > > It seems some clock data was deleted with 0ed266d7ae5e ("clk: ti: omap3: > > > cleanup unnecessary clock aliases"), including one for omap3-rom-rng. > > > How this driver is supposed to work now? I guess it has been broken for > > > a while. :-( > > > > You should have a DT node for the device, which contains the clock handle. > > Hello, I have not tested new kernel on N900 for a longer time. And at > that time (4.9) it worked fine. So it is just missing DT node? Maybe you > could fix it when you testing it? The driver does not seem to have DT support, it has only legacy init in pdata-quirks. So maybe deleting the clock alias was premature. A.