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This identify panel type with compatibility string, also invoke display mode that matches the type. So add the check code for default compatibility and edge type and select the drm_display_mode of default and edge type. Signed-off-by: Hoegeun Kwon --- drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c | 62 ++++++++++++++++++++++++--- 1 file changed, 56 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c b/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c index 4cc08d7..b4a064a 100644 --- a/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c +++ b/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c @@ -16,6 +16,7 @@ #include #include #include +#include #include #define S6E3HA2_MIN_BRIGHTNESS 0 @@ -218,6 +219,16 @@ 0x1d, 0x1e, 0x1f, 0x20, 0x21 }; +enum s6e3ha2_type { + DEFAULT_TYPE, + EDGE_TYPE, +}; + +struct s6e3ha2_panel_desc { + const struct drm_display_mode *mode; + enum s6e3ha2_type type; +}; + struct s6e3ha2 { struct device *dev; struct drm_panel panel; @@ -226,6 +237,8 @@ struct s6e3ha2 { struct regulator_bulk_data supplies[2]; struct gpio_desc *reset_gpio; struct gpio_desc *enable_gpio; + + const struct s6e3ha2_panel_desc *desc; }; static int s6e3ha2_dcs_write(struct s6e3ha2 *ctx, const void *data, size_t len) @@ -283,11 +296,19 @@ static int s6e3ha2_single_dsi_set(struct s6e3ha2 *ctx) static int s6e3ha2_freq_calibration(struct s6e3ha2 *ctx) { s6e3ha2_dcs_write_seq_static(ctx, 0xfd, 0x1c); + if (ctx->desc->type == EDGE_TYPE) + s6e3ha2_dcs_write_seq_static(ctx, 0xf2, 0x67, 0x40, 0xc5); s6e3ha2_dcs_write_seq_static(ctx, 0xfe, 0x20, 0x39); s6e3ha2_dcs_write_seq_static(ctx, 0xfe, 0xa0); s6e3ha2_dcs_write_seq_static(ctx, 0xfe, 0x20); - s6e3ha2_dcs_write_seq_static(ctx, 0xce, 0x03, 0x3b, 0x12, 0x62, 0x40, - 0x80, 0xc0, 0x28, 0x28, 0x28, 0x28, 0x39, 0xc5); + + if (ctx->desc->type == DEFAULT_TYPE) + s6e3ha2_dcs_write_seq_static(ctx, 0xce, 0x03, 0x3b, 0x12, 0x62, + 0x40, 0x80, 0xc0, 0x28, 0x28, 0x28, 0x28, 0x39, 0xc5); + else + s6e3ha2_dcs_write_seq_static(ctx, 0xce, 0x03, 0x3b, 0x14, 0x6d, + 0x40, 0x80, 0xc0, 0x28, 0x28, 0x28, 0x28, 0x39, 0xc5); + return 0; } @@ -597,16 +618,41 @@ static int s6e3ha2_enable(struct drm_panel *panel) .flags = 0, }; +static const struct s6e3ha2_panel_desc samsung_s6e3ha2_tm2 = { + .mode = &default_mode, + .type = DEFAULT_TYPE, +}; + +static const struct drm_display_mode edge_mode = { + .clock = 247856, + .hdisplay = 1600, + .hsync_start = 1600 + 1, + .hsync_end = 1600 + 1 + 1, + .htotal = 1600 + 1 + 1 + 1, + .vdisplay = 2560, + .vsync_start = 2560 + 1, + .vsync_end = 2560 + 1 + 1, + .vtotal = 2560 + 1 + 1 + 15, + .vrefresh = 60, + .flags = 0, +}; + +static const struct s6e3ha2_panel_desc samsung_s6e3ha2_tm2e = { + .mode = &edge_mode, + .type = EDGE_TYPE, +}; + static int s6e3ha2_get_modes(struct drm_panel *panel) { struct drm_connector *connector = panel->connector; + struct s6e3ha2 *ctx = container_of(panel, struct s6e3ha2, panel); struct drm_display_mode *mode; - mode = drm_mode_duplicate(panel->drm, &default_mode); + mode = drm_mode_duplicate(panel->drm, ctx->desc->mode); if (!mode) { DRM_ERROR("failed to add mode %ux%ux@%u\n", - default_mode.hdisplay, default_mode.vdisplay, - default_mode.vrefresh); + ctx->desc->mode->hdisplay, ctx->desc->mode->vdisplay, + ctx->desc->mode->vrefresh); return -ENOMEM; } @@ -642,6 +688,7 @@ static int s6e3ha2_probe(struct mipi_dsi_device *dsi) mipi_dsi_set_drvdata(dsi, ctx); ctx->dev = dev; + ctx->desc = of_device_get_match_data(dev); dsi->lanes = 4; dsi->format = MIPI_DSI_FMT_RGB888; @@ -717,7 +764,10 @@ static int s6e3ha2_remove(struct mipi_dsi_device *dsi) } static const struct of_device_id s6e3ha2_of_match[] = { - { .compatible = "samsung,s6e3ha2" }, + { .compatible = "samsung,s6e3ha2", + .data = &samsung_s6e3ha2_tm2 }, + { .compatible = "samsung,s6e3ha2-e", + .data = &samsung_s6e3ha2_tm2e }, { } }; MODULE_DEVICE_TABLE(of, s6e3ha2_of_match);