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[2a03:2267:4:0:95d4:aa31:e260:cdb5]) by smtp.gmail.com with ESMTPSA id o4sm10375211edw.78.2021.02.02.09.35.46 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 02 Feb 2021 09:35:47 -0800 (PST) From: Oliver Graute To: thierry.reding@gmail.com Cc: oliver.graute@gmail.com, Marco Felsch , Fabio Estevam , Sam Ravnborg , David Airlie , Daniel Vetter , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH v3] drm/panel: simple: add SGD GKTW70SDAD1SD Date: Tue, 2 Feb 2021 18:35:13 +0100 Message-Id: <1612287314-5384-1-git-send-email-oliver.graute@gmail.com> X-Mailer: git-send-email 2.7.4 X-Patchwork-Bot: notify Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 Cc: Marco Felsch Cc: Fabio Estevam --- 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 = 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 | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index 2be358f..c63f6a8 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -3336,6 +3336,36 @@ static const struct panel_desc satoz_sat050at40h12r2 = { .connector_type = DRM_MODE_CONNECTOR_LVDS, }; +static const struct display_timing sgd_gktw70sdad1sd_timing = { + .pixelclock = {30000000, 30000000, 40000000}, + .hactive = { 800, 800, 800}, + .hfront_porch = {40, 40, 40}, + .hback_porch = {40, 40, 40}, + .hsync_len = {48, 48, 48}, + .vactive = {480, 480, 480}, + .vfront_porch = {13, 13, 13}, + .vback_porch = {29, 29, 29}, + .vsync_len = {3, 3, 3}, + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_NEGEDGE, +}; + +static const struct panel_desc sgd_gktw70sdad1sd = { + .timings = &sgd_gktw70sdad1sd_timing, + .num_timings = 1, + .bpc = 6, + .size = { + .width = 153, + .height = 86, + }, + .delay = { + .prepare = 20 + 20 + 10 + 10, + .enable = 50, + .disable = 50, + .unprepare = 10 + 10 + 20 + 20, + }, +}; + static const struct drm_display_mode sharp_ld_d5116z01b_mode = { .clock = 168480, .hdisplay = 1920, @@ -4222,6 +4252,9 @@ static const struct of_device_id platform_of_match[] = { .compatible = "satoz,sat050at40h12r2", .data = &satoz_sat050at40h12r2, }, { + .compatible = "sgd,gktw70sdad1sd", + .data = &sgd_gktw70sdad1sd, + }, { .compatible = "sharp,ld-d5116z01b", .data = &sharp_ld_d5116z01b, }, { -- 2.7.4