[PATCH v2 4/4] drm/panel: starry: add new panel driver

[Zhaoxiong Lv]

This Starry panel has the same timing as the Kingdisplay panel,
so add starry configuration in the Kingdisplay driver.

Signed-off-by: Zhaoxiong Lv <lvzhaoxiong at huaqin.corp-partner.google.com>
---

Chage since V2:

-  Add compatible for Starry er88577 in panel-kingdisplay-kd101ne3 drivers.

---
 .../drm/panel/panel-kingdisplay-kd101ne3.c    | 92 +++++++++++++++++++
 1 file changed, 92 insertions(+)

diff --git a/drivers/gpu/drm/panel/panel-kingdisplay-kd101ne3.c b/drivers/gpu/drm/panel/panel-kingdisplay-kd101ne3.c
index 8994a1c9afb5..b614d28475a6 100644
--- a/drivers/gpu/drm/panel/panel-kingdisplay-kd101ne3.c
+++ b/drivers/gpu/drm/panel/panel-kingdisplay-kd101ne3.c
@@ -267,6 +267,67 @@ static int kingdisplay_kd101ne3_init(struct kingdisplay_panel *kingdisplay)
 	return 0;
 };
 
+static int starry_er88577_init(struct kingdisplay_panel *kingdisplay)
+{
+	struct mipi_dsi_multi_context dsi_ctx = { .dsi = kingdisplay->dsi };
+
+	/* T5:HWreset to init_code >= 120ms */
+	msleep(120);
+
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xe0, 0xab, 0xba);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xe1, 0xba, 0xab);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xb1, 0x10, 0x01, 0x47, 0xff);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xb2, 0x0c, 0x14, 0x04, 0x50, 0x50, 0x14);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xb3, 0x56, 0x53, 0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xb4, 0x33, 0x30, 0x04);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xb6, 0xb0, 0x00, 0x00, 0x10, 0x00, 0x10, 0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xb8, 0x05, 0x12, 0x29, 0x49, 0x40);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xb9, 0x7c, 0x61, 0x4f, 0x42, 0x3e, 0x2d, 0x31,
+				     0x1a, 0x33, 0x33, 0x33, 0x52, 0x40, 0x47, 0x38, 0x34, 0x26,
+				     0x0e, 0x06, 0x7c, 0x61, 0x4f, 0x42, 0x3e, 0x2d, 0x31, 0x1a,
+				     0x33, 0x33, 0x33, 0x52, 0x40, 0x47, 0x38, 0x34, 0x26, 0x0e,
+				     0x06);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xc0, 0xcc, 0x76, 0x12, 0x34, 0x44, 0x44, 0x44,
+				     0x44, 0x98, 0x04, 0x98, 0x04, 0x0f, 0x00, 0x00, 0xc1);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xc1, 0x54, 0x94, 0x02, 0x85, 0x9f, 0x00, 0x6f,
+				     0x00, 0x54, 0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xc2, 0x17, 0x09, 0x08, 0x89, 0x08, 0x11, 0x22,
+				     0x20, 0x44, 0xff, 0x18, 0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xc3, 0x87, 0x47, 0x05, 0x05, 0x1c, 0x1c, 0x1d,
+				     0x1d, 0x02, 0x1e, 0x1e, 0x1f, 0x1f, 0x0f, 0x0f, 0x0d, 0x0d,
+				     0x13, 0x13, 0x11, 0x11, 0x24);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xc4, 0x06, 0x06, 0x04, 0x04, 0x1c, 0x1c, 0x1d,
+				     0x1d, 0x02, 0x1e, 0x1e, 0x1f, 0x1f, 0x0e, 0x0e, 0x0c, 0x0c,
+				     0x12, 0x12, 0x10, 0x10, 0x24);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xc8, 0x21, 0x00, 0x31, 0x42, 0x34, 0x16);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xca, 0xcb, 0x43);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xcd, 0x0e, 0x4b, 0x4b, 0x20, 0x19, 0x6b, 0x06,
+				     0xb3);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xd2, 0xe3, 0x2b, 0x38, 0x08);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xd4, 0x00, 0x01, 0x00, 0x0e, 0x04, 0x44, 0x08,
+				     0x10, 0x00, 0x00, 0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xe6, 0x80, 0x09, 0xff, 0xff, 0xff, 0xff, 0xff,
+				     0xff);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xf0, 0x12, 0x03, 0x20, 0x00, 0xff);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xf3, 0x00);
+	if (dsi_ctx.accum_err)
+		return dsi_ctx.accum_err;
+
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_EXIT_SLEEP_MODE);
+	if (dsi_ctx.accum_err)
+		return dsi_ctx.accum_err;
+
+	msleep(120);
+
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_SET_DISPLAY_ON);
+	if (dsi_ctx.accum_err)
+		return dsi_ctx.accum_err;
+
+	msleep(20);
+
+	return 0;
+};
+
 static inline struct kingdisplay_panel *to_kingdisplay_panel(struct drm_panel *panel)
 {
 	return container_of(panel, struct kingdisplay_panel, base);
@@ -391,6 +452,34 @@ static const struct panel_desc kingdisplay_kd101ne3_40ti_desc = {
 	.lp11_before_reset = true,
 };
 
+static const struct drm_display_mode starry_er88577_default_mode = {
+	.clock = 77380,
+	.hdisplay = 800,
+	.hsync_start = 800 + 80,
+	.hsync_end = 800 + 80 + 20,
+	.htotal = 800 + 80 + 20 + 80,
+	.vdisplay = 1280,
+	.vsync_start = 1280 + 20,
+	.vsync_end = 1280 + 20 + 4,
+	.vtotal = 1280 + 20 + 4 + 12,
+	.type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED,
+};
+
+static const struct panel_desc starry_er88577_desc = {
+	.modes = &starry_er88577_default_mode,
+	.bpc = 8,
+	.size = {
+		.width_mm = 135,
+		.height_mm = 216,
+	},
+	.lanes = 4,
+	.format = MIPI_DSI_FMT_RGB888,
+	.mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE |
+		      MIPI_DSI_MODE_LPM,
+	.init = starry_er88577_init,
+	.lp11_before_reset = true,
+};
+
 static int kingdisplay_panel_get_modes(struct drm_panel *panel,
 			       struct drm_connector *connector)
 {
@@ -514,6 +603,9 @@ static const struct of_device_id kingdisplay_of_match[] = {
 	{ .compatible = "kingdisplay,kd101ne3-40ti",
 	  .data = &kingdisplay_kd101ne3_40ti_desc
 	},
+	{ .compatible = "starry,er88577",
+	  .data = &starry_er88577_desc
+	},
 	{ /* sentinel */ }
 };
 MODULE_DEVICE_TABLE(of, kingdisplay_of_match);
-- 
2.17.1