From: Val Packett Date: Tue, 17 Feb 2026 07:00:11 +0000 (-0300) Subject: drm/panel: himax-hx83102: Add support for Holitech HTF065H045 X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=cc72a4734829648465d52484620951199d2ab1e7;p=thirdparty%2Fkernel%2Flinux.git drm/panel: himax-hx83102: Add support for Holitech HTF065H045 This 720x1600 panel is found in several Motorola/Lenovo smartphones like the Moto G9 Play (guamp). The initialization sequence is based on the datasheet. Add it to the existing HX83102 panel driver. Signed-off-by: Val Packett Reviewed-by: Neil Armstrong Signed-off-by: Neil Armstrong Link: https://patch.msgid.link/20260217070121.190108-4-val@packett.cool --- diff --git a/drivers/gpu/drm/panel/panel-himax-hx83102.c b/drivers/gpu/drm/panel/panel-himax-hx83102.c index 1d3bb5dca5594..34e0e956db48f 100644 --- a/drivers/gpu/drm/panel/panel-himax-hx83102.c +++ b/drivers/gpu/drm/panel/panel-himax-hx83102.c @@ -701,6 +701,67 @@ static int starry_2082109qfh040022_50e_init(struct hx83102 *ctx) return dsi_ctx.accum_err; } +static int holitech_htf065h045_init(struct hx83102 *ctx) +{ + struct mipi_dsi_multi_context dsi_ctx = { .dsi = ctx->dsi }; + + msleep(50); + + hx83102_enable_extended_cmds(&dsi_ctx, true); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETPOWER, 0x22, 0x44, 0x27, 0x27, 0x32, + 0x52, 0x57, 0x39, 0x08, 0x08, 0x08); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETDISP, 0x00, 0x00, 0x06, 0x40, 0x00, + 0x0e, 0xae, 0x38, 0x00, 0x00, 0x00, 0x00, 0xf4, 0xa0); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETCYC, 0x01, 0x58, 0x01, 0x58, 0x01, + 0x58, 0x03, 0x58, 0x03, 0xff, 0x01, 0x20, 0x00, 0xff); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETPANEL, 0x02); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETGIP0, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x10, 0x00, 0x17, 0x00, 0x63, 0x37, 0x0e, 0x0e, 0x00, 0x00, + 0x32, 0x10, 0x08, 0x00, 0x08, 0x32, 0x16, 0x4e, 0x06, 0x4e); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETPWM, 0x04, 0x0c, 0xb2, 0x01); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETGIP1, 0x24, 0x25, 0x18, 0x18, 0x19, + 0x19, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, + 0x18, 0x18, 0x18, 0x06, 0x07, 0x04, 0x05, 0x18, 0x18, 0x18, + 0x18, 0x02, 0x03, 0x00, 0x01, 0x20, 0x21, 0x18, 0x18, 0x18, + 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETGIP2, 0x00, 0x09, 0x16, 0x1f, 0x28, + 0x4b, 0x65, 0x6d, 0x74, 0x70, 0x89, 0x8d, 0x91, 0xa0, 0x9e, + 0xa8, 0xb2, 0xc8, 0xc9, 0x65, 0x6d, 0x78, 0x7f, 0x00, 0x09, + 0x16, 0x1f, 0x28, 0x4b, 0x65, 0x6d, 0x74, 0x70, 0x89, 0x8d, + 0x91, 0xa0, 0x9e, 0xa8, 0xb2, 0xc8, 0xc9, 0x65, 0x6d, 0x78, + 0x7f); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETTP1, 0xff, 0x14, 0x00, 0x00); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETBANK, 0x01); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETTP1, 0x01); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETBANK, 0x02); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETGIP3, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xf0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf0); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETBANK, 0x03); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETGIP3, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xa0, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xa0, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xa0, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xa0); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETBANK, 0x00); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETMIPI, 0x70, 0x23, 0xa8, 0x93, 0xb2, + 0xc0, 0xc0, 0x01, 0x10, 0x00, 0x00, 0x00, 0x0d, 0x3d, 0x82, + 0x77, 0x04, 0x01, 0x04); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETBANK, 0x01); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETCLOCK, 0x01); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETBANK, 0x00); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETCLOCK, 0x00, 0x53, 0x00, 0x02, 0x59); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETPTBA, 0xfc, 0x00, 0x04, 0x9e, 0xf6, + 0x00, 0x5d); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETBANK, 0x02); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETCYC, 0x42, 0x00, 0x33, 0x00, 0x33, + 0x88, 0xb3, 0x00); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETBANK, 0x00); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETPCTRL, 0x20, 0x01); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETBANK, 0x02); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETPOWER, 0x7f, 0x03, 0xf5); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETBANK, 0x00); + + return dsi_ctx.accum_err; +} + static const struct drm_display_mode starry_mode = { .clock = 162680, .hdisplay = 1200, @@ -833,6 +894,28 @@ static const struct hx83102_panel_desc starry_2082109qfh040022_50e_desc = { .init = starry_2082109qfh040022_50e_init, }; +static const struct drm_display_mode holitech_htf065h045_default_mode = { + .clock = 90720, + .hdisplay = 720, + .hsync_start = 720 + 40, + .hsync_end = 720 + 40 + 40, + .htotal = 720 + 40 + 40 + 40, + .vdisplay = 1600, + .vsync_start = 1600 + 186, + .vsync_end = 1600 + 186 + 2, + .vtotal = 1600 + 186 + 2 + 12, + .type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, +}; + +static const struct hx83102_panel_desc holitech_htf065h045_desc = { + .modes = &holitech_htf065h045_default_mode, + .size = { + .width_mm = 68, + .height_mm = 151, + }, + .init = holitech_htf065h045_init, +}; + static int hx83102_enable(struct drm_panel *panel) { msleep(130); @@ -1069,6 +1152,9 @@ static const struct of_device_id hx83102_of_match[] = { { .compatible = "starry,himax83102-j02", .data = &starry_desc }, + { .compatible = "holitech,htf065h045", + .data = &holitech_htf065h045_desc + }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, hx83102_of_match);