diff options
Diffstat (limited to 'drivers/gpu/drm/panel/panel-simple.c')
| -rw-r--r-- | drivers/gpu/drm/panel/panel-simple.c | 97 |
1 files changed, 88 insertions, 9 deletions
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index bf40057c5cf3..86735430462f 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -726,16 +726,24 @@ static void panel_simple_shutdown(struct device *dev) * drm_atomic_helper_shutdown() at shutdown time and that should * cause the panel to be disabled / unprepared if needed. For now, * however, we'll keep these calls due to the sheer number of - * different DRM modeset drivers used with panel-simple. The fact that - * we're calling these and _also_ the drm_atomic_helper_shutdown() - * will try to disable/unprepare means that we can get a warning about - * trying to disable/unprepare an already disabled/unprepared panel, - * but that's something we'll have to live with until we've confirmed - * that all DRM modeset drivers are properly calling - * drm_atomic_helper_shutdown(). + * different DRM modeset drivers used with panel-simple. Once we've + * confirmed that all DRM modeset drivers using this panel properly + * call drm_atomic_helper_shutdown() we can simply delete the two + * calls below. + * + * TO BE EXPLICIT: THE CALLS BELOW SHOULDN'T BE COPIED TO ANY NEW + * PANEL DRIVERS. + * + * FIXME: If we're still haven't figured out if all DRM modeset + * drivers properly call drm_atomic_helper_shutdown() but we _have_ + * managed to make sure that DRM modeset drivers get their shutdown() + * callback before the panel's shutdown() callback (perhaps using + * device link), we could add a WARN_ON here to help move forward. */ - drm_panel_disable(&panel->base); - drm_panel_unprepare(&panel->base); + if (panel->base.enabled) + drm_panel_disable(&panel->base); + if (panel->base.prepared) + drm_panel_unprepare(&panel->base); } static void panel_simple_remove(struct device *dev) @@ -2519,6 +2527,38 @@ static const struct panel_desc innolux_g070y2_l01 = { .connector_type = DRM_MODE_CONNECTOR_LVDS, }; +static const struct display_timing innolux_g070ace_lh3_timing = { + .pixelclock = { 25200000, 25400000, 35700000 }, + .hactive = { 800, 800, 800 }, + .hfront_porch = { 30, 32, 87 }, + .hback_porch = { 29, 31, 86 }, + .hsync_len = { 1, 1, 1 }, + .vactive = { 480, 480, 480 }, + .vfront_porch = { 4, 5, 65 }, + .vback_porch = { 3, 4, 65 }, + .vsync_len = { 1, 1, 1 }, + .flags = DISPLAY_FLAGS_DE_HIGH, +}; + +static const struct panel_desc innolux_g070ace_lh3 = { + .timings = &innolux_g070ace_lh3_timing, + .num_timings = 1, + .bpc = 8, + .size = { + .width = 152, + .height = 91, + }, + .delay = { + .prepare = 10, + .enable = 450, + .disable = 200, + .unprepare = 510, + }, + .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG, + .bus_flags = DRM_BUS_FLAG_DE_HIGH, + .connector_type = DRM_MODE_CONNECTOR_LVDS, +}; + static const struct drm_display_mode innolux_g070y2_t02_mode = { .clock = 33333, .hdisplay = 800, @@ -3478,6 +3518,39 @@ static const struct panel_desc olimex_lcd_olinuxino_43ts = { .bus_format = MEDIA_BUS_FMT_RGB888_1X24, }; +static const struct display_timing ontat_kd50g21_40nt_a1_timing = { + .pixelclock = { 30000000, 30000000, 50000000 }, + .hactive = { 800, 800, 800 }, + .hfront_porch = { 1, 40, 255 }, + .hback_porch = { 1, 40, 87 }, + .hsync_len = { 1, 48, 87 }, + .vactive = { 480, 480, 480 }, + .vfront_porch = { 1, 13, 255 }, + .vback_porch = { 1, 29, 29 }, + .vsync_len = { 3, 3, 31 }, + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE, +}; + +static const struct panel_desc ontat_kd50g21_40nt_a1 = { + .timings = &ontat_kd50g21_40nt_a1_timing, + .num_timings = 1, + .bpc = 8, + .size = { + .width = 108, + .height = 65, + }, + .delay = { + .prepare = 147, /* 5 VSDs */ + .enable = 147, /* 5 VSDs */ + .disable = 88, /* 3 VSDs */ + .unprepare = 117, /* 4 VSDs */ + }, + .bus_format = MEDIA_BUS_FMT_RGB888_1X24, + .bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_SAMPLE_NEGEDGE, + .connector_type = DRM_MODE_CONNECTOR_DPI, +}; + /* * 800x480 CVT. The panel appears to be quite accepting, at least as far as * pixel clocks, but this is the timing that was being used in the Adafruit @@ -4727,6 +4800,9 @@ static const struct of_device_id platform_of_match[] = { .compatible = "innolux,g070ace-l01", .data = &innolux_g070ace_l01, }, { + .compatible = "innolux,g070ace-lh3", + .data = &innolux_g070ace_lh3, + }, { .compatible = "innolux,g070y2-l01", .data = &innolux_g070y2_l01, }, { @@ -4838,6 +4914,9 @@ static const struct of_device_id platform_of_match[] = { .compatible = "olimex,lcd-olinuxino-43-ts", .data = &olimex_lcd_olinuxino_43ts, }, { + .compatible = "ontat,kd50g21-40nt-a1", + .data = &ontat_kd50g21_40nt_a1, + }, { .compatible = "ontat,yx700wv03", .data = &ontat_yx700wv03, }, { |