diff options
Diffstat (limited to 'drivers/gpu/drm/panel/panel-simple.c')
| -rw-r--r-- | drivers/gpu/drm/panel/panel-simple.c | 117 |
1 files changed, 110 insertions, 7 deletions
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index cb6550d37e85..ef8df838fe14 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -500,6 +500,8 @@ static int panel_simple_probe(struct device *dev, const struct panel_desc *desc) struct panel_simple *panel; struct display_timing dt; struct device_node *ddc; + int connector_type; + u32 bus_flags; int err; panel = devm_kzalloc(dev, sizeof(*panel), GFP_KERNEL); @@ -549,8 +551,14 @@ static int panel_simple_probe(struct device *dev, const struct panel_desc *desc) panel_simple_parse_panel_timing_node(dev, panel, &dt); } - if (desc->connector_type == DRM_MODE_CONNECTOR_LVDS) { - /* Catch common mistakes for LVDS panels. */ + connector_type = desc->connector_type; + /* Catch common mistakes for panels. */ + switch (connector_type) { + case 0: + dev_warn(dev, "Specify missing connector_type\n"); + connector_type = DRM_MODE_CONNECTOR_DPI; + break; + case DRM_MODE_CONNECTOR_LVDS: WARN_ON(desc->bus_flags & ~(DRM_BUS_FLAG_DE_LOW | DRM_BUS_FLAG_DE_HIGH | @@ -564,18 +572,48 @@ static int panel_simple_probe(struct device *dev, const struct panel_desc *desc) WARN_ON((desc->bus_format == MEDIA_BUS_FMT_RGB888_1X7X4_SPWG || desc->bus_format == MEDIA_BUS_FMT_RGB888_1X7X4_JEIDA) && desc->bpc != 8); + break; + case DRM_MODE_CONNECTOR_eDP: + if (desc->bus_format == 0) + dev_warn(dev, "Specify missing bus_format\n"); + if (desc->bpc != 6 && desc->bpc != 8) + dev_warn(dev, "Expected bpc in {6,8} but got: %u\n", desc->bpc); + break; + case DRM_MODE_CONNECTOR_DSI: + if (desc->bpc != 6 && desc->bpc != 8) + dev_warn(dev, "Expected bpc in {6,8} but got: %u\n", desc->bpc); + break; + case DRM_MODE_CONNECTOR_DPI: + bus_flags = DRM_BUS_FLAG_DE_LOW | + DRM_BUS_FLAG_DE_HIGH | + DRM_BUS_FLAG_PIXDATA_SAMPLE_POSEDGE | + DRM_BUS_FLAG_PIXDATA_SAMPLE_NEGEDGE | + DRM_BUS_FLAG_DATA_MSB_TO_LSB | + DRM_BUS_FLAG_DATA_LSB_TO_MSB | + DRM_BUS_FLAG_SYNC_SAMPLE_POSEDGE | + DRM_BUS_FLAG_SYNC_SAMPLE_NEGEDGE; + if (desc->bus_flags & ~bus_flags) + dev_warn(dev, "Unexpected bus_flags(%d)\n", desc->bus_flags & ~bus_flags); + if (!(desc->bus_flags & bus_flags)) + dev_warn(dev, "Specify missing bus_flags\n"); + if (desc->bus_format == 0) + dev_warn(dev, "Specify missing bus_format\n"); + if (desc->bpc != 6 && desc->bpc != 8) + dev_warn(dev, "Expected bpc in {6,8} but got: %u\n", desc->bpc); + break; + default: + dev_warn(dev, "Specify a valid connector_type: %d\n", desc->connector_type); + connector_type = DRM_MODE_CONNECTOR_DPI; + break; } - drm_panel_init(&panel->base, dev, &panel_simple_funcs, - desc->connector_type); + drm_panel_init(&panel->base, dev, &panel_simple_funcs, connector_type); err = drm_panel_of_backlight(&panel->base); if (err) goto free_ddc; - err = drm_panel_add(&panel->base); - if (err < 0) - goto free_ddc; + drm_panel_add(&panel->base); dev_set_drvdata(dev, panel); @@ -1191,10 +1229,14 @@ static const struct drm_display_mode boe_hv070wsa_mode = { static const struct panel_desc boe_hv070wsa = { .modes = &boe_hv070wsa_mode, .num_modes = 1, + .bpc = 8, .size = { .width = 154, .height = 90, }, + .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 boe_nv101wxmn51_modes[] = { @@ -1414,6 +1456,36 @@ static const struct panel_desc cdtech_s070wv95_ct16 = { }, }; +static const struct display_timing chefree_ch101olhlwh_002_timing = { + .pixelclock = { 68900000, 71100000, 73400000 }, + .hactive = { 1280, 1280, 1280 }, + .hfront_porch = { 65, 80, 95 }, + .hback_porch = { 64, 79, 94 }, + .hsync_len = { 1, 1, 1 }, + .vactive = { 800, 800, 800 }, + .vfront_porch = { 7, 11, 14 }, + .vback_porch = { 7, 11, 14 }, + .vsync_len = { 1, 1, 1 }, + .flags = DISPLAY_FLAGS_DE_HIGH, +}; + +static const struct panel_desc chefree_ch101olhlwh_002 = { + .timings = &chefree_ch101olhlwh_002_timing, + .num_timings = 1, + .bpc = 8, + .size = { + .width = 217, + .height = 135, + }, + .delay = { + .enable = 200, + .disable = 200, + }, + .bus_flags = DRM_BUS_FLAG_DE_HIGH, + .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG, + .connector_type = DRM_MODE_CONNECTOR_LVDS, +}; + static const struct drm_display_mode chunghwa_claa070wp03xg_mode = { .clock = 66770, .hdisplay = 800, @@ -3000,6 +3072,31 @@ static const struct panel_desc pda_91_00156_a0 = { .bus_format = MEDIA_BUS_FMT_RGB888_1X24, }; +static const struct drm_display_mode powertip_ph800480t013_idf02_mode = { + .clock = 24750, + .hdisplay = 800, + .hsync_start = 800 + 54, + .hsync_end = 800 + 54 + 2, + .htotal = 800 + 54 + 2 + 44, + .vdisplay = 480, + .vsync_start = 480 + 49, + .vsync_end = 480 + 49 + 2, + .vtotal = 480 + 49 + 2 + 22, +}; + +static const struct panel_desc powertip_ph800480t013_idf02 = { + .modes = &powertip_ph800480t013_idf02_mode, + .num_modes = 1, + .size = { + .width = 152, + .height = 91, + }, + .bus_flags = DRM_BUS_FLAG_DE_HIGH | + DRM_BUS_FLAG_PIXDATA_SAMPLE_NEGEDGE | + DRM_BUS_FLAG_SYNC_SAMPLE_NEGEDGE, + .bus_format = MEDIA_BUS_FMT_RGB888_1X24, + .connector_type = DRM_MODE_CONNECTOR_DPI, +}; static const struct drm_display_mode qd43003c0_40_mode = { .clock = 9000, @@ -3821,6 +3918,9 @@ static const struct of_device_id platform_of_match[] = { .compatible = "cdtech,s070wv95-ct16", .data = &cdtech_s070wv95_ct16, }, { + .compatible = "chefree,ch101olhlwh-002", + .data = &chefree_ch101olhlwh_002, + }, { .compatible = "chunghwa,claa070wp03xg", .data = &chunghwa_claa070wp03xg, }, { @@ -4013,6 +4113,9 @@ static const struct of_device_id platform_of_match[] = { .compatible = "pda,91-00156-a0", .data = &pda_91_00156_a0, }, { + .compatible = "powertip,ph800480t013-idf02", + .data = &powertip_ph800480t013_idf02, + }, { .compatible = "qiaodian,qd43003c0-40", .data = &qd43003c0_40, }, { |