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[2a03:2267:4:0:54ac:198c:2dcf:b6fe]) by smtp.gmail.com with ESMTPSA id a24sm9917299wmm.31.2022.01.23.07.19.03 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Sun, 23 Jan 2022 07:19:03 -0800 (PST) From: Oliver Graute To: Thierry Reding , Sam Ravnborg , David Airlie , Daniel Vetter Cc: Oliver Graute , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH v5] drm/panel: simple: add SGD GKTW70SDAD1SD Date: Sun, 23 Jan 2022 16:18:31 +0100 Message-Id: <20220123151833.19293-1-oliver.graute@gmail.com> X-Mailer: git-send-email 2.17.1 X-Patchwork-Bot: notify Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Add support for the Solomon Goldentek Display Model: GKTW70SDAD1SD to panel-simple. The panel spec from Variscite can be found at: https://www.variscite.com/wp-content/uploads/2017/12/VLCD-CAP-GLD-RGB.pdf Signed-off-by: Oliver Graute Reviewed-by: Marco Felsch Reviewed-by: Fabio Estevam --- v5: - rebased v4: - added the datasheet labels - added Reviewed-by v3: - added flags - added delay v2: - changed bpc to 6 - set max value of pixelclock - increased hfront_porch and hback_porch - dropped connector-type adding of bus_format =3D MEDIA_BUS_FMT_RGB666_1X18 results in wrong colors. omitting bus_format and using some default is better (Tux Pinguin is colored fine) drivers/gpu/drm/panel/panel-simple.c | 33 ++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/p= anel-simple.c index eb475a3a774b..0fd88c3f752c 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -3065,6 +3065,36 @@ static const struct panel_desc satoz_sat050at40h12r2= =3D { .connector_type =3D DRM_MODE_CONNECTOR_LVDS, }; =20 +static const struct display_timing sgd_gktw70sdad1sd_timing =3D { + .pixelclock =3D {30000000, 30000000, 40000000}, + .hactive =3D { 800, 800, 800}, + .hfront_porch =3D {40, 40, 40}, + .hback_porch =3D {40, 40, 40}, + .hsync_len =3D {48, 48, 48}, + .vactive =3D {480, 480, 480}, + .vfront_porch =3D {13, 13, 13}, + .vback_porch =3D {29, 29, 29}, + .vsync_len =3D {3, 3, 3}, + .flags =3D DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_NEGEDGE, +}; + +static const struct panel_desc sgd_gktw70sdad1sd =3D { + .timings =3D &sgd_gktw70sdad1sd_timing, + .num_timings =3D 1, + .bpc =3D 6, + .size =3D { + .width =3D 153, + .height =3D 86, + }, + .delay =3D { + .prepare =3D 20 + 20 + 10 + 10, /* T0 + T2 + T3 + T4 */ + .enable =3D 50, /* T5 */ + .disable =3D 50, /* T5 */ + .unprepare =3D 10 + 10 + 20 + 20, /* T4 + T3 + T2 + T0 */ + }, +}; + static const struct drm_display_mode sharp_lq070y3dg3b_mode =3D { .clock =3D 33260, .hdisplay =3D 800, @@ -3857,6 +3887,9 @@ static const struct of_device_id platform_of_match[] = =3D { }, { .compatible =3D "satoz,sat050at40h12r2", .data =3D &satoz_sat050at40h12r2, + }, { + .compatible =3D "sgd,gktw70sdad1sd", + .data =3D &sgd_gktw70sdad1sd, }, { .compatible =3D "sharp,lq035q7db03", .data =3D &sharp_lq035q7db03, --=20 2.17.1