linux-kernel - Re: [PATCH V2 0/6] drm: bridge: samsung-dsim: Support variable clocking

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Date:   Mon, 24 Apr 2023 15:20:20 +0800
From:   Chen-Yu Tsai <wenst@...omium.org>
To:     Adam Ford <aford173@...il.com>
Cc:     dri-devel@...ts.freedesktop.org,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Robert Foss <rfoss@...nel.org>,
        Jonas Karlman <jonas@...boo.se>,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        aford@...conembedded.com,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Frieder Schrempf <frieder.schrempf@...tron.de>,
        Jagan Teki <jagan@...rulasolutions.com>,
        Andrzej Hajda <andrzej.hajda@...el.com>,
        m.szyprowski@...sung.com, dario.binacchi@...rulasolutions.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH V2 0/6] drm: bridge: samsung-dsim: Support variable clocking

On Sun, Apr 23, 2023 at 8:12 PM Adam Ford <aford173@...il.com> wrote:
>
> This series fixes the blanking pack size and the PMS calculation.  It then
> adds support to allows the DSIM to dynamically DPHY clocks, and support
> non-burst mode while allowing the removal of the hard-coded clock values
> for the PLL for imx8m mini/nano/plus, and it allows the removal of the
> burst-clock device tree entry when burst-mode isn't supported by connected
> devices like an HDMI brige.  In that event, the HS clock is set to the value
> requested by the bridge chip.
>
> This has been tested on both an i.MX8M Nano and i.MX8M Plus, and should work
> on i.MX8M Mini as well.
>
>
> Adam Ford (5):
>   drm: bridge: samsung-dsim: Fix PMS Calculator on imx8m[mnp]
>   drm: bridge: samsung-dsim: Fetch pll-clock-frequency automatically
>   drm: bridge: samsung-dsim: Dynamically configure DPHY timing
>   drm: bridge: samsung-dsim: Support non-burst mode
>   drm: bridge: samsung-dsim: Let blanking calcuation work in non-burst
>     mode
>
> Lucas Stach (1):
>   drm: bridge: samsung-dsim: fix blanking packet size calculation

This makes the micro-HDMI port on my Hummingboard Pulse (w/ i.MX8M Mini SOM)
work properly, so the whole series is

Tested-by: Chen-Yu Tsai <wenst@...omium.org>

Thanks!