linux-kernel - Re: [PATCH v2 2/2] drm/panel: Add support for Raydium RM67191 panel driver

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Date:   Wed, 19 Jun 2019 10:28:05 -0300
From:   Fabio Estevam <festevam@...il.com>
To:     Robert Chiras <robert.chiras@....com>
Cc:     Thierry Reding <thierry.reding@...il.com>,
        Sam Ravnborg <sam@...nborg.org>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        DRI mailing list <dri-devel@...ts.freedesktop.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        NXP Linux Team <linux-imx@....com>
Subject: Re: [PATCH v2 2/2] drm/panel: Add support for Raydium RM67191 panel driver

Hi Robert,

On Tue, Jun 18, 2019 at 10:31 AM Robert Chiras <robert.chiras@....com> wrote:

> +static const struct display_timing rad_default_timing = {
> +       .pixelclock = { 66000000, 132000000, 132000000 },
> +       .hactive = { 1080, 1080, 1080 },
> +       .hfront_porch = { 20, 20, 20 },
> +       .hsync_len = { 2, 2, 2 },
> +       .hback_porch = { 34, 34, 34 },
> +       .vactive = { 1920, 1920, 1920 },
> +       .vfront_porch = { 10, 10, 10 },
> +       .vsync_len = { 2, 2, 2 },
> +       .vback_porch = { 4, 4, 4 },

Are you sure that the sync_len and porch parameters are the same for
both 66MHz and 132MHz?