| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-Id: <20240601084528.22502-5-lvzhaoxiong@huaqin.corp-partner.google.com>
Date: Sat, 1 Jun 2024 16:45:28 +0800
From: Zhaoxiong Lv <lvzhaoxiong@...qin.corp-partner.google.com>
To: dmitry.torokhov@...il.com,
robh@...nel.org,
krzysztof.kozlowski+dt@...aro.org,
conor+dt@...nel.org,
jikos@...nel.org,
benjamin.tissoires@...hat.co,
dianders@...gle.com,
hsinyi@...gle.com
Cc: dri-devel@...ts.freedesktop.org,
devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org,
Zhaoxiong Lv <lvzhaoxiong@...qin.corp-partner.google.com>
Subject: [PATCH v2 4/4] drm/panel: starry: add new panel driver
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@...qin.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
Powered by blists - more mailing lists