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drm: panel: Add Elida KD50T048A to Sitronix ST7701 driver 

Add KD50T048A MIPI-DSI panel, which is based on ST7701 chip.
Not sure what else to add to this commit message.

Signed-off-by: Maya Matuszczyk <maccraft123mc@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20230213153816.213526-3-maccraft123mc@gmail.com
This commit is contained in:
Maya Matuszczyk 2023-02-13 16:38:14 +01:00 committed by Heiko Stuebner
parent 441e129cbf
commit e89838968e
1 changed files with 125 additions and 0 deletions
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125
drivers/gpu/drm/panel/panel-sitronix-st7701.c
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@ -397,6 +397,31 @@ static void dmt028vghmcmi_1a_gip_sequence(struct st7701 *st7701)
ST7701_DSI(st7701, 0x3A, 0x70);
}
static void kd50t048a_gip_sequence(struct st7701 *st7701)
{
/**
* ST7701_SPEC_V1.2 is unable to provide enough information above this
* specific command sequence, so grab the same from vendor BSP driver.
*/
ST7701_DSI(st7701, 0xE0, 0x00, 0x00, 0x02);
ST7701_DSI(st7701, 0xE1, 0x08, 0x00, 0x0A, 0x00, 0x07, 0x00, 0x09,
0x00, 0x00, 0x33, 0x33);
ST7701_DSI(st7701, 0xE2, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
ST7701_DSI(st7701, 0xE3, 0x00, 0x00, 0x33, 0x33);
ST7701_DSI(st7701, 0xE4, 0x44, 0x44);
ST7701_DSI(st7701, 0xE5, 0x0E, 0x60, 0xA0, 0xA0, 0x10, 0x60, 0xA0,
0xA0, 0x0A, 0x60, 0xA0, 0xA0, 0x0C, 0x60, 0xA0, 0xA0);
ST7701_DSI(st7701, 0xE6, 0x00, 0x00, 0x33, 0x33);
ST7701_DSI(st7701, 0xE7, 0x44, 0x44);
ST7701_DSI(st7701, 0xE8, 0x0D, 0x60, 0xA0, 0xA0, 0x0F, 0x60, 0xA0,
0xA0, 0x09, 0x60, 0xA0, 0xA0, 0x0B, 0x60, 0xA0, 0xA0);
ST7701_DSI(st7701, 0xEB, 0x02, 0x01, 0xE4, 0xE4, 0x44, 0x00, 0x40);
ST7701_DSI(st7701, 0xEC, 0x02, 0x01);
ST7701_DSI(st7701, 0xED, 0xAB, 0x89, 0x76, 0x54, 0x01, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF, 0x10, 0x45, 0x67, 0x98, 0xBA);
}
static int st7701_prepare(struct drm_panel *panel)
{
struct st7701 *st7701 = panel_to_st7701(panel);
@ -700,6 +725,105 @@ static const struct st7701_panel_desc dmt028vghmcmi_1a_desc = {
.gip_sequence = dmt028vghmcmi_1a_gip_sequence,
};
static const struct drm_display_mode kd50t048a_mode = {
.clock = 27500,
.hdisplay = 480,
.hsync_start = 480 + 2,
.hsync_end = 480 + 2 + 10,
.htotal = 480 + 2 + 10 + 2,
.vdisplay = 854,
.vsync_start = 854 + 2,
.vsync_end = 854 + 2 + 2,
.vtotal = 854 + 2 + 2 + 17,
.width_mm = 69,
.height_mm = 139,
.type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED,
};
static const struct st7701_panel_desc kd50t048a_desc = {
.mode = &kd50t048a_mode,
.lanes = 2,
.format = MIPI_DSI_FMT_RGB888,
.panel_sleep_delay = 0,
.pv_gamma = {
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC0_MASK, 0),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC4_MASK, 0xd),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC8_MASK, 0x14),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC16_MASK, 0xd),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC24_MASK, 0x10),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC52_MASK, 0x5),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC80_MASK, 0x2),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC108_MASK, 0x8),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC147_MASK, 0x8),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC175_MASK, 0x1e),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC203_MASK, 0x5),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC231_MASK, 0x13),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC239_MASK, 0x11),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 2) |
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC247_MASK, 0x23),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC251_MASK, 0x29),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC255_MASK, 0x18)
},
.nv_gamma = {
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC0_MASK, 0),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC4_MASK, 0xc),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC8_MASK, 0x14),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC16_MASK, 0xc),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC24_MASK, 0x10),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC52_MASK, 0x5),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC80_MASK, 0x3),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC108_MASK, 0x8),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC147_MASK, 0x7),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC175_MASK, 0x20),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC203_MASK, 0x5),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC231_MASK, 0x13),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC239_MASK, 0x11),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 2) |
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC247_MASK, 0x24),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC251_MASK, 0x29),
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC255_MASK, 0x18)
},
.nlinv = 1,
.vop_uv = 4887500,
.vcom_uv = 937500,
.vgh_mv = 15000,
.vgl_mv = -9510,
.avdd_mv = 6600,
.avcl_mv = -4400,
.gamma_op_bias = OP_BIAS_MIDDLE,
.input_op_bias = OP_BIAS_MIN,
.output_op_bias = OP_BIAS_MIN,
.t2d_ns = 1600,
.t3d_ns = 10400,
.eot_en = true,
.gip_sequence = kd50t048a_gip_sequence,
};
static int st7701_dsi_probe(struct mipi_dsi_device *dsi)
{
const struct st7701_panel_desc *desc;
@ -775,6 +899,7 @@ static void st7701_dsi_remove(struct mipi_dsi_device *dsi)
static const struct of_device_id st7701_of_match[] = {
{ .compatible = "densitron,dmt028vghmcmi-1a", .data = &dmt028vghmcmi_1a_desc },
{ .compatible = "elida,kd50t048a", .data = &kd50t048a_desc },
{ .compatible = "techstar,ts8550b", .data = &ts8550b_desc },
{ }
};