diff options
author | Heiko Stuebner <heiko.stuebner@cherry.de> | 2024-02-15 10:05:15 +0100 |
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committer | Heiko Stuebner <heiko@sntech.de> | 2024-02-16 23:36:42 +0100 |
commit | 239cce651ea617002ff26f068f2568b2baf6421a (patch) | |
tree | e227bfef4ecc6b0e5d376aa5804453a23baf3002 | |
parent | dt-bindings: display: ltk500hd1829: add variant compatible for ltk101b4029w (diff) | |
download | linux-239cce651ea617002ff26f068f2568b2baf6421a.tar.xz linux-239cce651ea617002ff26f068f2568b2baf6421a.zip |
drm/panel: ltk500hd1829: add panel type for ltk101b4029w
The ltk101b4029w ist a 10.1 inch DSI panel and shares the same supplies
and startup timings with the existing ltk500hd1829.
So simply add it as a variant with its own init sequence and display-mode.
Signed-off-by: Heiko Stuebner <heiko.stuebner@cherry.de>
Acked-by: Jessica Zhang <quic_jesszhan@quicinc.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240215090515.3513817-4-heiko@sntech.de
-rw-r--r-- | drivers/gpu/drm/panel/panel-leadtek-ltk500hd1829.c | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/drivers/gpu/drm/panel/panel-leadtek-ltk500hd1829.c b/drivers/gpu/drm/panel/panel-leadtek-ltk500hd1829.c index 42f4e2584af1..a4c9a5cb9811 100644 --- a/drivers/gpu/drm/panel/panel-leadtek-ltk500hd1829.c +++ b/drivers/gpu/drm/panel/panel-leadtek-ltk500hd1829.c @@ -43,6 +43,198 @@ struct ltk500hd1829 { bool prepared; }; +static const struct ltk500hd1829_cmd ltk101b4029w_init[] = { + /* Page0 */ + { 0xE0, 0x00 }, + /* PASSWORD */ + { 0xE1, 0x93 }, + { 0xE2, 0x65 }, + { 0xE3, 0xF8 }, + { 0x80, 0x03 }, /* 0X03:4-LANE; 0X02:3-LANE; 0X01:2-LANE */ + /* Page1 */ + { 0xE0, 0x01 }, + /* Set VCOM */ + { 0x00, 0x00 }, + { 0x01, 0x6F }, + /* Set Gamma Power, VGMP,VGMN,VGSP,VGSN */ + { 0x17, 0x00 }, + { 0x18, 0xAF }, /* 4.3V */ + { 0x19, 0x01 }, /* 0.3V */ + { 0x1A, 0x00 }, + { 0x1B, 0xAF }, /* 4.3V */ + { 0x1C, 0x01 }, /* 0.3V */ + /* Set Gate Power */ + { 0x1F, 0x3E }, /* VGH_R = 15V */ + { 0x20, 0x28 }, /* VGL_R = -12V */ + { 0x21, 0x28 }, /* VGL_R2 = -12V */ + { 0x22, 0x7E }, + /* SETPANEL */ + { 0x35, 0x26 }, + { 0x37, 0x09 }, + /* SET RGBCYC */ + { 0x38, 0x04 }, + { 0x39, 0x00 }, + { 0x3A, 0x01 }, + { 0x3C, 0x7C }, + { 0x3D, 0xFF }, + { 0x3E, 0xFF }, + { 0x3F, 0x7F }, + /* Set TCON */ + { 0x40, 0x06 }, /* RSO = 800 RGB */ + { 0x41, 0xA0 }, /* LN = 640->1280 line */ + { 0x42, 0x81 }, + { 0x43, 0x08 }, /* VFP = 8 */ + { 0x44, 0x0B }, /* VBP = 12 */ + { 0x45, 0x28 }, /* HBP = 40 */ + /* power voltage */ + { 0x55, 0x0F }, /* DCDCM = 0001, JD PWR_IC */ + { 0x57, 0x69 }, + { 0x59, 0x0A }, /* VCL = -2.9V */ + { 0x5A, 0x28 }, /* VGH = 15V */ + { 0x5B, 0x14 }, /* VGL = -11V */ + /* Gamma */ + { 0x5D, 0x7C }, + { 0x5E, 0x65 }, + { 0x5F, 0x55 }, + { 0x60, 0x47 }, + { 0x61, 0x43 }, + { 0x62, 0x32 }, + { 0x63, 0x34 }, + { 0x64, 0x1C }, + { 0x65, 0x33 }, + { 0x66, 0x31 }, + { 0x67, 0x30 }, + { 0x68, 0x4E }, + { 0x69, 0x3C }, + { 0x6A, 0x44 }, + { 0x6B, 0x35 }, + { 0x6C, 0x31 }, + { 0x6D, 0x23 }, + { 0x6E, 0x11 }, + { 0x6F, 0x00 }, + { 0x70, 0x7C }, + { 0x71, 0x65 }, + { 0x72, 0x55 }, + { 0x73, 0x47 }, + { 0x74, 0x43 }, + { 0x75, 0x32 }, + { 0x76, 0x34 }, + { 0x77, 0x1C }, + { 0x78, 0x33 }, + { 0x79, 0x31 }, + { 0x7A, 0x30 }, + { 0x7B, 0x4E }, + { 0x7C, 0x3C }, + { 0x7D, 0x44 }, + { 0x7E, 0x35 }, + { 0x7F, 0x31 }, + { 0x80, 0x23 }, + { 0x81, 0x11 }, + { 0x82, 0x00 }, + /* Page2, for GIP */ + { 0xE0, 0x02 }, + /* GIP_L Pin mapping */ + { 0x00, 0x1E }, + { 0x01, 0x1E }, + { 0x02, 0x41 }, + { 0x03, 0x41 }, + { 0x04, 0x43 }, + { 0x05, 0x43 }, + { 0x06, 0x1F }, + { 0x07, 0x1F }, + { 0x08, 0x35 }, + { 0x09, 0x1F }, + { 0x0A, 0x15 }, + { 0x0B, 0x15 }, + { 0x0C, 0x1F }, + { 0x0D, 0x47 }, + { 0x0E, 0x47 }, + { 0x0F, 0x45 }, + { 0x10, 0x45 }, + { 0x11, 0x4B }, + { 0x12, 0x4B }, + { 0x13, 0x49 }, + { 0x14, 0x49 }, + { 0x15, 0x1F }, + /* GIP_R Pin mapping */ + { 0x16, 0x1E }, + { 0x17, 0x1E }, + { 0x18, 0x40 }, + { 0x19, 0x40 }, + { 0x1A, 0x42 }, + { 0x1B, 0x42 }, + { 0x1C, 0x1F }, + { 0x1D, 0x1F }, + { 0x1E, 0x35 }, + { 0x1F, 0x1F }, + { 0x20, 0x15 }, + { 0x21, 0x15 }, + { 0x22, 0x1f }, + { 0x23, 0x46 }, + { 0x24, 0x46 }, + { 0x25, 0x44 }, + { 0x26, 0x44 }, + { 0x27, 0x4A }, + { 0x28, 0x4A }, + { 0x29, 0x48 }, + { 0x2A, 0x48 }, + { 0x2B, 0x1F }, + /* GIP Timing */ + { 0x58, 0x40 }, + { 0x5B, 0x30 }, + { 0x5C, 0x03 }, + { 0x5D, 0x30 }, + { 0x5E, 0x01 }, + { 0x5F, 0x02 }, + { 0x63, 0x14 }, + { 0x64, 0x6A }, + { 0x67, 0x73 }, + { 0x68, 0x05 }, + { 0x69, 0x14 }, + { 0x6A, 0x6A }, + { 0x6B, 0x08 }, + { 0x6C, 0x00 }, + { 0x6D, 0x00 }, + { 0x6E, 0x00 }, + { 0x6F, 0x88 }, + { 0x77, 0xDD }, + { 0x79, 0x0E }, + { 0x7A, 0x03 }, + { 0x7D, 0x14 }, + { 0x7E, 0x6A }, + /* Page4 */ + { 0xE0, 0x04 }, + { 0x09, 0x11 }, + { 0x0E, 0x48 }, + { 0x2B, 0x2B }, + { 0x2D, 0x03 }, + { 0x2E, 0x44 }, + /* Page0 */ + { 0xE0, 0x00 }, + { 0xE6, 0x02 }, + { 0xE7, 0x0C }, +}; + +static const struct drm_display_mode ltk101b4029w_mode = { + .hdisplay = 800, + .hsync_start = 800 + 18, + .hsync_end = 800 + 18 + 18, + .htotal = 800 + 18 + 18 + 18, + .vdisplay = 1280, + .vsync_start = 1280 + 24, + .vsync_end = 1280 + 24 + 4, + .vtotal = 1280 + 24 + 4 + 8, + .clock = 67330, + .width_mm = 136, + .height_mm = 218, +}; + +static const struct ltk500hd1829_desc ltk101b4029w_data = { + .mode = <k101b4029w_mode, + .init = ltk101b4029w_init, + .num_init = ARRAY_SIZE(ltk101b4029w_init), +}; + /* * There is no description in the Reference Manual about these commands. * We received them from the vendor, so just use them as is. @@ -511,6 +703,10 @@ static void ltk500hd1829_remove(struct mipi_dsi_device *dsi) static const struct of_device_id ltk500hd1829_of_match[] = { { + .compatible = "leadtek,ltk101b4029w", + .data = <k101b4029w_data, + }, + { .compatible = "leadtek,ltk500hd1829", .data = <k500hd1829_data, }, |