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 <val@packett.cool>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
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 1d3bb5dca5594c82f27863a0e6938984f6fb9368..34e0e956db48fdaffd664694e6cfe20494f021f9 100644 (file)
--- 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);