Hi Marc, On 03/21/2018 04:52 PM, Marc Zyngier wrote: > Hi Jeffy, > > On 21/03/18 06:10, JeffyChen wrote: >> Hi Shawn, >> >> On 03/21/2018 08:34 AM, Shawn Lin wrote: >>> >>> @Jeffy >>> >>> Could you help test Marc's latest patch on your RK3399 kevin/Gru or >>> whatever Chromebook? >> tested on my chromebook kevin, it works with that patch. > > This is very odd. It completely fails on mine, which is aannoying. > Do you have any special firmware? Or the stock firmware? > hmmm, my kevin's firmware is official: localhost / # cat /var/log/bios_info.txt version | Google_Kevin.8785.241.0 ro bios version | Google_Kevin.8785.241.0 and i also test it on my dru(another rk3399 chromebook) (force using kevin's dtb), it works too(although it dead at the end after i2c probed). my kernel: a9be5aeb6a31 irqchip/gic-v3: Check availability of Group0 before resetting AP0Rn 170b1830a3e7 Add linux-next specific files for 20180320 90385ca35f2f Merge branch 'akpm/master' 0a54b4dd1975 sparc64: NG4 memset 32 bits overflow my kernel image and config: https://emailattachment.net/sites/default/files/files/public/kernel.img https://emailattachment.net/sites/default/files/files/public/config.config > Thanks, > > M. >