On 27/07/2020 13:47, Aniruddha Rao wrote: > Add runtime suspend/resume callbacks to save power > when the bus is not in use. > In runtime suspend > - Turn off the SDMMC host CAR clock. > - Turn off the trimmer/DLL circuit(BG) power supply(VREG). > - Turn off the SDMMC host internal clocks. > > Re-enable all the disabled clocks/regulators in runtime resume. > > Signed-off-by: Aniruddha Rao <anrao@xxxxxxxxxx> This patch is causing a boot regression on Tegra20 Ventana. Other boards appear to be booting fine, but this is breaking something for Tegra20. The bootlogs don't appear to show any particular crash, but I see a hang when initialising the sdhci controllers. Cheers Jon -- nvpublic