drm/panel: st7701: Add Anbernic RG-ARC Panel Support
The Powkiddy RG-ARC is a series of 2 handheld devices, each with a 4 inch 480x640 display. Add support for the display. Signed-off-by: Chris Morgan <macromorgan@hotmail.com> Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org> Link: https://lore.kernel.org/r/20231208154847.130615-4-macroalpha82@gmail.com Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org> Link: https://patchwork.freedesktop.org/patch/msgid/20231208154847.130615-4-macroalpha82@gmail.com
This commit is contained in:
Chris Morgan
Neil Armstrong
parent
acbf9184a8
commit
a7890252c1
@ -423,6 +423,42 @@ static void kd50t048a_gip_sequence(struct st7701 *st7701)
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0xFF, 0xFF, 0xFF, 0xFF, 0x10, 0x45, 0x67, 0x98, 0xBA);
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}
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static void rg_arc_gip_sequence(struct st7701 *st7701)
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{
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st7701_switch_cmd_bkx(st7701, true, 3);
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ST7701_DSI(st7701, 0xEF, 0x08);
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st7701_switch_cmd_bkx(st7701, true, 0);
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ST7701_DSI(st7701, 0xC7, 0x04);
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ST7701_DSI(st7701, 0xCC, 0x38);
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st7701_switch_cmd_bkx(st7701, true, 1);
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ST7701_DSI(st7701, 0xB9, 0x10);
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ST7701_DSI(st7701, 0xBC, 0x03);
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ST7701_DSI(st7701, 0xC0, 0x89);
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ST7701_DSI(st7701, 0xE0, 0x00, 0x00, 0x02);
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ST7701_DSI(st7701, 0xE1, 0x04, 0x00, 0x00, 0x00, 0x05, 0x00, 0x00,
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0x00, 0x00, 0x20, 0x20);
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ST7701_DSI(st7701, 0xE2, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
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ST7701_DSI(st7701, 0xE3, 0x00, 0x00, 0x33, 0x00);
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ST7701_DSI(st7701, 0xE4, 0x22, 0x00);
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ST7701_DSI(st7701, 0xE5, 0x04, 0x5C, 0xA0, 0xA0, 0x06, 0x5C, 0xA0,
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0xA0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
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ST7701_DSI(st7701, 0xE6, 0x00, 0x00, 0x33, 0x00);
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ST7701_DSI(st7701, 0xE7, 0x22, 0x00);
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ST7701_DSI(st7701, 0xE8, 0x05, 0x5C, 0xA0, 0xA0, 0x07, 0x5C, 0xA0,
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0xA0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
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ST7701_DSI(st7701, 0xEB, 0x02, 0x00, 0x40, 0x40, 0x00, 0x00, 0x00);
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ST7701_DSI(st7701, 0xEC, 0x00, 0x00);
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ST7701_DSI(st7701, 0xED, 0xFA, 0x45, 0x0B, 0xFF, 0xFF, 0xFF, 0xFF,
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0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xB0, 0x54, 0xAF);
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ST7701_DSI(st7701, 0xEF, 0x08, 0x08, 0x08, 0x45, 0x3F, 0x54);
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st7701_switch_cmd_bkx(st7701, false, 0);
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ST7701_DSI(st7701, MIPI_DCS_SET_ADDRESS_MODE, 0x17);
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ST7701_DSI(st7701, MIPI_DCS_SET_PIXEL_FORMAT, 0x77);
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ST7701_DSI(st7701, MIPI_DCS_EXIT_SLEEP_MODE, 0x00);
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msleep(120);
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}
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static int st7701_prepare(struct drm_panel *panel)
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{
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struct st7701 *st7701 = panel_to_st7701(panel);
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@ -839,6 +875,105 @@ static const struct st7701_panel_desc kd50t048a_desc = {
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.gip_sequence = kd50t048a_gip_sequence,
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};
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static const struct drm_display_mode rg_arc_mode = {
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.clock = 25600,
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.hdisplay = 480,
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.hsync_start = 480 + 60,
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.hsync_end = 480 + 60 + 42,
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.htotal = 480 + 60 + 42 + 60,
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.vdisplay = 640,
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.vsync_start = 640 + 10,
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.vsync_end = 640 + 10 + 4,
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.vtotal = 640 + 10 + 4 + 16,
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.width_mm = 63,
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.height_mm = 84,
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.type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED,
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};
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static const struct st7701_panel_desc rg_arc_desc = {
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.mode = &rg_arc_mode,
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.lanes = 2,
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.format = MIPI_DSI_FMT_RGB888,
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.panel_sleep_delay = 80,
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.pv_gamma = {
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0x01) |
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC0_MASK, 0),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC4_MASK, 0x16),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC8_MASK, 0x1d),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC16_MASK, 0x0e),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC24_MASK, 0x12),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC52_MASK, 0x06),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC80_MASK, 0x0c),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC108_MASK, 0x0a),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC147_MASK, 0x09),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC175_MASK, 0x25),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC203_MASK, 0x00),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC231_MASK, 0x03),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC239_MASK, 0x00),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC247_MASK, 0x3f),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC251_MASK, 0x3f),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC255_MASK, 0x1c)
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},
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.nv_gamma = {
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0x01) |
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC0_MASK, 0),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC4_MASK, 0x16),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC8_MASK, 0x1e),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC16_MASK, 0x0e),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC24_MASK, 0x11),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC52_MASK, 0x06),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC80_MASK, 0x0c),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC108_MASK, 0x08),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC147_MASK, 0x09),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC175_MASK, 0x26),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC203_MASK, 0x00),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC231_MASK, 0x15),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC239_MASK, 0x00),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC247_MASK, 0x3f),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC251_MASK, 0x3f),
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
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CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC255_MASK, 0x1c)
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},
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.nlinv = 0,
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.vop_uv = 4500000,
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.vcom_uv = 762500,
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.vgh_mv = 15000,
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.vgl_mv = -9510,
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.avdd_mv = 6600,
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.avcl_mv = -4400,
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.gamma_op_bias = OP_BIAS_MIDDLE,
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.input_op_bias = OP_BIAS_MIN,
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.output_op_bias = OP_BIAS_MIN,
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.t2d_ns = 1600,
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.t3d_ns = 10400,
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.eot_en = true,
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.gip_sequence = rg_arc_gip_sequence,
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};
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static int st7701_dsi_probe(struct mipi_dsi_device *dsi)
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{
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const struct st7701_panel_desc *desc;
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@ -917,6 +1052,7 @@ static void st7701_dsi_remove(struct mipi_dsi_device *dsi)
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}
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static const struct of_device_id st7701_of_match[] = {
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{ .compatible = "anbernic,rg-arc-panel", .data = &rg_arc_desc },
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{ .compatible = "densitron,dmt028vghmcmi-1a", .data = &dmt028vghmcmi_1a_desc },
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{ .compatible = "elida,kd50t048a", .data = &kd50t048a_desc },
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{ .compatible = "techstar,ts8550b", .data = &ts8550b_desc },
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