From fc13d7100299d4a10fd77bfd87954b33312f796f Mon Sep 17 00:00:00 2001 From: =?utf8?q?Yannick=20Fertr=C3=A9?= Date: Thu, 21 Mar 2019 09:07:26 +0100 Subject: [PATCH] drm/panel: otm8009a: Set clock to 29.70 Mhz MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit The panel does not support clock frequency over 30.74 MHz. The clock rate has been reduced to 29.70 MHz & new timings have been computed to get a framerate of 50 fps. Signed-off-by: Yannick Fertré Reviewed-by: Philippe Cornu Tested-by: Philippe Cornu Signed-off-by: Thierry Reding Link: https://patchwork.freedesktop.org/patch/msgid/1553155646-13636-1-git-send-email-yannick.fertre@st.com --- drivers/gpu/drm/panel/panel-orisetech-otm8009a.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c b/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c index f67594a7e7a0..f27a7e426574 100644 --- a/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c +++ b/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c @@ -67,15 +67,15 @@ struct otm8009a { }; static const struct drm_display_mode default_mode = { - .clock = 32729, + .clock = 29700, .hdisplay = 480, - .hsync_start = 480 + 120, - .hsync_end = 480 + 120 + 63, - .htotal = 480 + 120 + 63 + 120, + .hsync_start = 480 + 98, + .hsync_end = 480 + 98 + 32, + .htotal = 480 + 98 + 32 + 98, .vdisplay = 800, - .vsync_start = 800 + 12, - .vsync_end = 800 + 12 + 12, - .vtotal = 800 + 12 + 12 + 12, + .vsync_start = 800 + 15, + .vsync_end = 800 + 15 + 10, + .vtotal = 800 + 15 + 10 + 14, .vrefresh = 50, .flags = 0, .width_mm = 52, -- 2.30.2