diff options
author | Chris Morgan <macromorgan@hotmail.com> | 2023-12-08 18:48:47 +0300 |
---|---|---|
committer | Neil Armstrong <neil.armstrong@linaro.org> | 2023-12-11 12:12:59 +0300 |
commit | a7890252c1a314654862944cf4733e4333b76e25 (patch) | |
tree | 4cafdd0b12db43b1686b8a10e04acf94397825d7 | |
parent | acbf9184a87d5d6868809baa3a6c7d0537d1f321 (diff) | |
download | linux-a7890252c1a314654862944cf4733e4333b76e25.tar.xz |
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
-rw-r--r-- | drivers/gpu/drm/panel/panel-sitronix-st7701.c | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7701.c b/drivers/gpu/drm/panel/panel-sitronix-st7701.c index 036ac403ed21..421eb4592b61 100644 --- a/drivers/gpu/drm/panel/panel-sitronix-st7701.c +++ b/drivers/gpu/drm/panel/panel-sitronix-st7701.c @@ -423,6 +423,42 @@ static void kd50t048a_gip_sequence(struct st7701 *st7701) 0xFF, 0xFF, 0xFF, 0xFF, 0x10, 0x45, 0x67, 0x98, 0xBA); } +static void rg_arc_gip_sequence(struct st7701 *st7701) +{ + st7701_switch_cmd_bkx(st7701, true, 3); + ST7701_DSI(st7701, 0xEF, 0x08); + st7701_switch_cmd_bkx(st7701, true, 0); + ST7701_DSI(st7701, 0xC7, 0x04); + ST7701_DSI(st7701, 0xCC, 0x38); + st7701_switch_cmd_bkx(st7701, true, 1); + ST7701_DSI(st7701, 0xB9, 0x10); + ST7701_DSI(st7701, 0xBC, 0x03); + ST7701_DSI(st7701, 0xC0, 0x89); + ST7701_DSI(st7701, 0xE0, 0x00, 0x00, 0x02); + ST7701_DSI(st7701, 0xE1, 0x04, 0x00, 0x00, 0x00, 0x05, 0x00, 0x00, + 0x00, 0x00, 0x20, 0x20); + 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, 0x00); + ST7701_DSI(st7701, 0xE4, 0x22, 0x00); + ST7701_DSI(st7701, 0xE5, 0x04, 0x5C, 0xA0, 0xA0, 0x06, 0x5C, 0xA0, + 0xA0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00); + ST7701_DSI(st7701, 0xE6, 0x00, 0x00, 0x33, 0x00); + ST7701_DSI(st7701, 0xE7, 0x22, 0x00); + ST7701_DSI(st7701, 0xE8, 0x05, 0x5C, 0xA0, 0xA0, 0x07, 0x5C, 0xA0, + 0xA0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00); + ST7701_DSI(st7701, 0xEB, 0x02, 0x00, 0x40, 0x40, 0x00, 0x00, 0x00); + ST7701_DSI(st7701, 0xEC, 0x00, 0x00); + ST7701_DSI(st7701, 0xED, 0xFA, 0x45, 0x0B, 0xFF, 0xFF, 0xFF, 0xFF, + 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xB0, 0x54, 0xAF); + ST7701_DSI(st7701, 0xEF, 0x08, 0x08, 0x08, 0x45, 0x3F, 0x54); + st7701_switch_cmd_bkx(st7701, false, 0); + ST7701_DSI(st7701, MIPI_DCS_SET_ADDRESS_MODE, 0x17); + ST7701_DSI(st7701, MIPI_DCS_SET_PIXEL_FORMAT, 0x77); + ST7701_DSI(st7701, MIPI_DCS_EXIT_SLEEP_MODE, 0x00); + msleep(120); +} + static int st7701_prepare(struct drm_panel *panel) { struct st7701 *st7701 = panel_to_st7701(panel); @@ -839,6 +875,105 @@ static const struct st7701_panel_desc kd50t048a_desc = { .gip_sequence = kd50t048a_gip_sequence, }; +static const struct drm_display_mode rg_arc_mode = { + .clock = 25600, + + .hdisplay = 480, + .hsync_start = 480 + 60, + .hsync_end = 480 + 60 + 42, + .htotal = 480 + 60 + 42 + 60, + + .vdisplay = 640, + .vsync_start = 640 + 10, + .vsync_end = 640 + 10 + 4, + .vtotal = 640 + 10 + 4 + 16, + + .width_mm = 63, + .height_mm = 84, + + .type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, +}; + +static const struct st7701_panel_desc rg_arc_desc = { + .mode = &rg_arc_mode, + .lanes = 2, + .format = MIPI_DSI_FMT_RGB888, + .panel_sleep_delay = 80, + + .pv_gamma = { + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0x01) | + 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, 0x16), + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC8_MASK, 0x1d), + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC16_MASK, 0x0e), + + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC24_MASK, 0x12), + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC52_MASK, 0x06), + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC80_MASK, 0x0c), + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC108_MASK, 0x0a), + + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC147_MASK, 0x09), + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC175_MASK, 0x25), + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC203_MASK, 0x00), + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC231_MASK, 0x03), + + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC239_MASK, 0x00), + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC247_MASK, 0x3f), + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC251_MASK, 0x3f), + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC255_MASK, 0x1c) + }, + .nv_gamma = { + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0x01) | + 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, 0x16), + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC8_MASK, 0x1e), + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC16_MASK, 0x0e), + + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC24_MASK, 0x11), + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC52_MASK, 0x06), + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC80_MASK, 0x0c), + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC108_MASK, 0x08), + + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC147_MASK, 0x09), + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC175_MASK, 0x26), + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC203_MASK, 0x00), + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC231_MASK, 0x15), + + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC239_MASK, 0x00), + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC247_MASK, 0x3f), + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC251_MASK, 0x3f), + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC255_MASK, 0x1c) + }, + .nlinv = 0, + .vop_uv = 4500000, + .vcom_uv = 762500, + .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 = rg_arc_gip_sequence, +}; + static int st7701_dsi_probe(struct mipi_dsi_device *dsi) { const struct st7701_panel_desc *desc; @@ -917,6 +1052,7 @@ static void st7701_dsi_remove(struct mipi_dsi_device *dsi) } static const struct of_device_id st7701_of_match[] = { + { .compatible = "anbernic,rg-arc-panel", .data = &rg_arc_desc }, { .compatible = "densitron,dmt028vghmcmi-1a", .data = &dmt028vghmcmi_1a_desc }, { .compatible = "elida,kd50t048a", .data = &kd50t048a_desc }, { .compatible = "techstar,ts8550b", .data = &ts8550b_desc }, |