Messages in this thread | | | Date | Wed, 16 Dec 2015 16:55:34 -0800 | Subject | Re: [PATCH] i2c: designware: Do not require clock when SSCN and FFCN are provided | From | Loc Ho <> |
| |
Hi,
> The current driver uses input clock source frequency to calculate > values for [SS|FS]_[HC|LC] registers. However, when booting ACPI, we do not > currently have a good way to provide the frequency information. > Instead, we can leverage the SSCN and FFCN ACPI methods, which can be used > to directly provide these values. > > So, this patch removes the clock requirement when SSCN and FFCN > are provided. > > Signed-off-by: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com>
Tested on X-Gene ACPI boot with updated FW and work just fine.
-Loc
| |