Hi Hugo, > -----Original Message----- > From: Hugo Villeneuve <[email protected]> > Sent: 23 March 2026 14:20 > Subject: Re: [PATCH v2 4/4] drm: renesas: rzg2l_mipi_dsi: Increase reset > deassertion delay to 1 msec > > Hi Biju, > > On Thu, 19 Mar 2026 16:48:28 +0000 > Biju <[email protected]> wrote: > > > From: Biju Das <[email protected]> > > > > The RZ/G2L hardware manual (Rev. 1.50, May 2025), Section 34.4.2.1, > > requires waiting more than 1 msec after deasserting the CMN_RSTB > > signal before the DSI-Tx module is ready. Increase the delay from 1 > > usec to > > 1 msec by replacing udelay(1) with fsleep(1000). > > > > Signed-off-by: Biju Das <[email protected]> > > In your first submission, I commented that "...this should be backported to > stable branches (missing > Fixes / Cc: stable tags)?" and you answered with "Agreed, will add > fixes/stable tags". > > If you still agree, this patch should be #3 in your list, so that it is > easier/straightforward to > backport to stable branches.
The patch order is changed. that is the reason I have not added any fixes/stable tags. The if check in patch#3 makes it is not backportable to stable branches. If I reorder this to patch#3 it is fixing just the delay mentioned in the hardware manual. Cheers, Biju
