Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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
authored by
Heiko Stuebner
and committed by
Heiko Stuebner
239cce65
c71efc63
+196
+196
drivers/gpu/drm/panel/panel-leadtek-ltk500hd1829.c
+196
drivers/gpu/drm/panel/panel-leadtek-ltk500hd1829.c
···
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bool prepared;
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};
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static const struct ltk500hd1829_cmd ltk101b4029w_init[] = {
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/* Page0 */
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{ 0xE0, 0x00 },
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/* PASSWORD */
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{ 0xE1, 0x93 },
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{ 0xE2, 0x65 },
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{ 0xE3, 0xF8 },
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{ 0x80, 0x03 }, /* 0X03:4-LANE; 0X02:3-LANE; 0X01:2-LANE */
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/* Page1 */
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{ 0xE0, 0x01 },
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/* Set VCOM */
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{ 0x00, 0x00 },
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{ 0x01, 0x6F },
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/* Set Gamma Power, VGMP,VGMN,VGSP,VGSN */
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{ 0x17, 0x00 },
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{ 0x18, 0xAF }, /* 4.3V */
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{ 0x19, 0x01 }, /* 0.3V */
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{ 0x1A, 0x00 },
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{ 0x1B, 0xAF }, /* 4.3V */
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{ 0x1C, 0x01 }, /* 0.3V */
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/* Set Gate Power */
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{ 0x1F, 0x3E }, /* VGH_R = 15V */
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{ 0x20, 0x28 }, /* VGL_R = -12V */
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{ 0x21, 0x28 }, /* VGL_R2 = -12V */
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{ 0x22, 0x7E },
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/* SETPANEL */
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{ 0x35, 0x26 },
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{ 0x37, 0x09 },
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/* SET RGBCYC */
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{ 0x38, 0x04 },
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{ 0x39, 0x00 },
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{ 0x3A, 0x01 },
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{ 0x3C, 0x7C },
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{ 0x3D, 0xFF },
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{ 0x3E, 0xFF },
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{ 0x3F, 0x7F },
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/* Set TCON */
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{ 0x40, 0x06 }, /* RSO = 800 RGB */
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{ 0x41, 0xA0 }, /* LN = 640->1280 line */
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{ 0x42, 0x81 },
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{ 0x43, 0x08 }, /* VFP = 8 */
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{ 0x44, 0x0B }, /* VBP = 12 */
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{ 0x45, 0x28 }, /* HBP = 40 */
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/* power voltage */
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{ 0x55, 0x0F }, /* DCDCM = 0001, JD PWR_IC */
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{ 0x57, 0x69 },
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{ 0x59, 0x0A }, /* VCL = -2.9V */
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{ 0x5A, 0x28 }, /* VGH = 15V */
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{ 0x5B, 0x14 }, /* VGL = -11V */
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/* Gamma */
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{ 0x5D, 0x7C },
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{ 0x5E, 0x65 },
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{ 0x5F, 0x55 },
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{ 0x60, 0x47 },
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{ 0x61, 0x43 },
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{ 0x62, 0x32 },
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{ 0x63, 0x34 },
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{ 0x64, 0x1C },
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{ 0x65, 0x33 },
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{ 0x66, 0x31 },
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{ 0x67, 0x30 },
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{ 0x68, 0x4E },
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{ 0x69, 0x3C },
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{ 0x6A, 0x44 },
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{ 0x6B, 0x35 },
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{ 0x6C, 0x31 },
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{ 0x6D, 0x23 },
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{ 0x6E, 0x11 },
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{ 0x6F, 0x00 },
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{ 0x70, 0x7C },
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{ 0x71, 0x65 },
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{ 0x72, 0x55 },
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{ 0x73, 0x47 },
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{ 0x74, 0x43 },
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{ 0x75, 0x32 },
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{ 0x76, 0x34 },
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{ 0x77, 0x1C },
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{ 0x78, 0x33 },
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{ 0x79, 0x31 },
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{ 0x7A, 0x30 },
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{ 0x7B, 0x4E },
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{ 0x7C, 0x3C },
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{ 0x7D, 0x44 },
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{ 0x7E, 0x35 },
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{ 0x7F, 0x31 },
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{ 0x80, 0x23 },
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{ 0x81, 0x11 },
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{ 0x82, 0x00 },
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/* Page2, for GIP */
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{ 0xE0, 0x02 },
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/* GIP_L Pin mapping */
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{ 0x00, 0x1E },
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{ 0x01, 0x1E },
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{ 0x02, 0x41 },
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{ 0x03, 0x41 },
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{ 0x04, 0x43 },
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{ 0x05, 0x43 },
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{ 0x06, 0x1F },
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{ 0x07, 0x1F },
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{ 0x08, 0x35 },
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{ 0x09, 0x1F },
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{ 0x0A, 0x15 },
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{ 0x0B, 0x15 },
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{ 0x0C, 0x1F },
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{ 0x0D, 0x47 },
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{ 0x0E, 0x47 },
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{ 0x0F, 0x45 },
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{ 0x10, 0x45 },
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{ 0x11, 0x4B },
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{ 0x12, 0x4B },
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{ 0x13, 0x49 },
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{ 0x14, 0x49 },
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{ 0x15, 0x1F },
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/* GIP_R Pin mapping */
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{ 0x16, 0x1E },
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{ 0x17, 0x1E },
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{ 0x18, 0x40 },
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{ 0x19, 0x40 },
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{ 0x1A, 0x42 },
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{ 0x1B, 0x42 },
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{ 0x1C, 0x1F },
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{ 0x1D, 0x1F },
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{ 0x1E, 0x35 },
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{ 0x1F, 0x1F },
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{ 0x20, 0x15 },
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{ 0x21, 0x15 },
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{ 0x22, 0x1f },
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{ 0x23, 0x46 },
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{ 0x24, 0x46 },
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{ 0x25, 0x44 },
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{ 0x26, 0x44 },
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{ 0x27, 0x4A },
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{ 0x28, 0x4A },
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{ 0x29, 0x48 },
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{ 0x2A, 0x48 },
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{ 0x2B, 0x1F },
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/* GIP Timing */
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{ 0x58, 0x40 },
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{ 0x5B, 0x30 },
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{ 0x5C, 0x03 },
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{ 0x5D, 0x30 },
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{ 0x5E, 0x01 },
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{ 0x5F, 0x02 },
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{ 0x63, 0x14 },
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{ 0x64, 0x6A },
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{ 0x67, 0x73 },
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{ 0x68, 0x05 },
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{ 0x69, 0x14 },
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{ 0x6A, 0x6A },
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{ 0x6B, 0x08 },
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{ 0x6C, 0x00 },
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{ 0x6D, 0x00 },
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{ 0x6E, 0x00 },
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{ 0x6F, 0x88 },
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{ 0x77, 0xDD },
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{ 0x79, 0x0E },
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{ 0x7A, 0x03 },
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{ 0x7D, 0x14 },
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{ 0x7E, 0x6A },
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/* Page4 */
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{ 0xE0, 0x04 },
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{ 0x09, 0x11 },
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{ 0x0E, 0x48 },
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{ 0x2B, 0x2B },
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{ 0x2D, 0x03 },
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{ 0x2E, 0x44 },
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/* Page0 */
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{ 0xE0, 0x00 },
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{ 0xE6, 0x02 },
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{ 0xE7, 0x0C },
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};
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+
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static const struct drm_display_mode ltk101b4029w_mode = {
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.hdisplay = 800,
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.hsync_start = 800 + 18,
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.hsync_end = 800 + 18 + 18,
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.htotal = 800 + 18 + 18 + 18,
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.vdisplay = 1280,
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.vsync_start = 1280 + 24,
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.vsync_end = 1280 + 24 + 4,
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.vtotal = 1280 + 24 + 4 + 8,
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.clock = 67330,
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.width_mm = 136,
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.height_mm = 218,
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};
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static const struct ltk500hd1829_desc ltk101b4029w_data = {
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.mode = <k101b4029w_mode,
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.init = ltk101b4029w_init,
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.num_init = ARRAY_SIZE(ltk101b4029w_init),
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};
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+
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/*
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* There is no description in the Reference Manual about these commands.
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* We received them from the vendor, so just use them as is.
···
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}
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static const struct of_device_id ltk500hd1829_of_match[] = {
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{
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.compatible = "leadtek,ltk101b4029w",
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.data = <k101b4029w_data,
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},
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{
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.compatible = "leadtek,ltk500hd1829",
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.data = <k500hd1829_data,