lkml.org 
[lkml]   [2018]   [Nov]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: [PATCH V5 2/2] mmc: sdhci-msm: Re-initialize DLL if MCLK is gated dynamically
On Sun, Nov 11, 2018 at 10:53 PM Veerabhadrarao Badiganti
<vbadigan@codeaurora.org> wrote:
>
> On few SDHCI-MSM controllers, the host controller's clock tuning
> circuit may go out of sync if controller clocks are gated which
> eventually will result in data CRC, command CRC/timeout errors.
> To overcome this h/w limitation, the DLL needs to be re-initialized
> and restored with its old settings once clocks are ungated.
>
> Signed-off-by: Veerabhadrarao Badiganti <vbadigan@codeaurora.org>

Reviewed-by: Evan Green <evgreen@chromium.org>

\
 
 \ /
  Last update: 2018-11-19 19:51    [W:0.049 / U:0.548 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site