Hi Yangyu, On Thu, 16 May 2024 10:17:14 +0800 Yangyu Chen wrote: > > Oh, No. > > Here should be CONFIG_SOC_CANAAN_K210 not CONFIG_ARCH_CANAAN_K210 . Yeah, sorry about that, I realised after I sent it. I will add a small fix patch to linux-next today and it will be correct tomorrow (if it is still needed). Just make sure Linus is told the correct thing. -- Cheers, Stephen Rothwell