diff options
Diffstat (limited to 'drivers/gpu/drm/panel/panel-sitronix-st7701.c')
| -rw-r--r-- | drivers/gpu/drm/panel/panel-sitronix-st7701.c | 132 |
1 files changed, 128 insertions, 4 deletions
diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7701.c b/drivers/gpu/drm/panel/panel-sitronix-st7701.c index 1f72ef7ca74c..2f79ec4a2063 100644 --- a/drivers/gpu/drm/panel/panel-sitronix-st7701.c +++ b/drivers/gpu/drm/panel/panel-sitronix-st7701.c @@ -520,6 +520,28 @@ static void rg28xx_gip_sequence(struct st7701 *st7701) st7701_switch_cmd_bkx(st7701, false, 0); } +static void wf40eswaa6mnn0_gip_sequence(struct st7701 *st7701) +{ + ST7701_WRITE(st7701, 0xE0, 0x00, 0x28, 0x02); + ST7701_WRITE(st7701, 0xE1, 0x08, 0xA0, 0x00, 0x00, 0x07, 0xA0, 0x00, + 0x00, 0x00, 0x44, 0x44); + ST7701_WRITE(st7701, 0xE2, 0x11, 0x11, 0x44, 0x44, 0xED, 0xA0, 0x00, + 0x00, 0xEC, 0xA0, 0x00, 0x00); + ST7701_WRITE(st7701, 0xE3, 0x00, 0x00, 0x11, 0x11); + ST7701_WRITE(st7701, 0xE4, 0x44, 0x44); + ST7701_WRITE(st7701, 0xE5, 0x0A, 0xE9, 0xD8, 0xA0, 0x0C, 0xEB, 0xD8, + 0xA0, 0x0E, 0xED, 0xD8, 0xA0, 0x10, 0xEF, 0xD8, 0xA0); + ST7701_WRITE(st7701, 0xE6, 0x00, 0x00, 0x11, 0x11); + ST7701_WRITE(st7701, 0xE7, 0x44, 0x44); + ST7701_WRITE(st7701, 0xE8, 0x09, 0xE8, 0xD8, 0xA0, 0x0B, 0xEA, 0xD8, + 0xA0, 0x0D, 0xEC, 0xD8, 0xA0, 0x0F, 0xEE, 0xD8, 0xA0); + ST7701_WRITE(st7701, 0xEB, 0x00, 0x00, 0xE4, 0xE4, 0x88, 0x00, 0x40); + ST7701_WRITE(st7701, 0xEC, 0x3C, 0x00); + ST7701_WRITE(st7701, 0xED, 0xAB, 0x89, 0x76, 0x54, 0x02, 0xFF, 0xFF, + 0xFF, 0xFF, 0xFF, 0xFF, 0x20, 0x45, 0x67, 0x98, 0xBA); + ST7701_WRITE(st7701, MIPI_DCS_SET_ADDRESS_MODE, 0); +} + static int st7701_prepare(struct drm_panel *panel) { struct st7701 *st7701 = panel_to_st7701(panel); @@ -1135,6 +1157,107 @@ static const struct st7701_panel_desc rg28xx_desc = { .gip_sequence = rg28xx_gip_sequence, }; +static const struct drm_display_mode wf40eswaa6mnn0_mode = { + .clock = 18306, + + .hdisplay = 480, + .hsync_start = 480 + 2, + .hsync_end = 480 + 2 + 45, + .htotal = 480 + 2 + 45 + 13, + + .vdisplay = 480, + .vsync_start = 480 + 2, + .vsync_end = 480 + 2 + 70, + .vtotal = 480 + 2 + 70 + 13, + + .width_mm = 72, + .height_mm = 70, + + .flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC, + + .type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, +}; + +static const struct st7701_panel_desc wf40eswaa6mnn0_desc = { + .mode = &wf40eswaa6mnn0_mode, + .lanes = 2, + .format = MIPI_DSI_FMT_RGB888, + .panel_sleep_delay = 0, + + .pv_gamma = { + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC0_MASK, 0x1), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC4_MASK, 0x08), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC8_MASK, 0x10), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC16_MASK, 0x0c), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC24_MASK, 0x10), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC52_MASK, 0x08), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC80_MASK, 0x10), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC108_MASK, 0x0c), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC147_MASK, 0x08), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC175_MASK, 0x22), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC203_MASK, 0x04), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC231_MASK, 0x14), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC239_MASK, 0x12), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC247_MASK, 0xb3), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC251_MASK, 0x3a), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC255_MASK, 0x1f) + }, + .nv_gamma = { + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC4_MASK, 0x13), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC4_MASK, 0x19), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC8_MASK, 0x1f), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC16_MASK, 0x0f), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC24_MASK, 0x14), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC52_MASK, 0x07), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC80_MASK, 0x07), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC108_MASK, 0x08), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC147_MASK, 0x07), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC175_MASK, 0x22), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC203_MASK, 0x02), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC231_MASK, 0xf), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC239_MASK, 0x0f), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC247_MASK, 0xa3), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC251_MASK, 0x29), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC255_MASK, 0x0d) + }, + .nlinv = 3, + .vop_uv = 4737500, + .vcom_uv = 662500, + .vgh_mv = 15000, + .vgl_mv = -10170, + .avdd_mv = 6600, + .avcl_mv = -4600, + .gamma_op_bias = OP_BIAS_MIDDLE, + .input_op_bias = OP_BIAS_MIDDLE, + .output_op_bias = OP_BIAS_MIN, + .t2d_ns = 1600, + .t3d_ns = 10400, + .eot_en = true, + .gip_sequence = wf40eswaa6mnn0_gip_sequence, +}; + static void st7701_cleanup(void *data) { struct st7701 *st7701 = (struct st7701 *)data; @@ -1150,9 +1273,10 @@ static int st7701_probe(struct device *dev, int connector_type) struct st7701 *st7701; int ret; - st7701 = devm_kzalloc(dev, sizeof(*st7701), GFP_KERNEL); - if (!st7701) - return -ENOMEM; + st7701 = devm_drm_panel_alloc(dev, struct st7701, panel, &st7701_funcs, + connector_type); + if (IS_ERR(st7701)) + return PTR_ERR(st7701); desc = of_device_get_match_data(dev); if (!desc) @@ -1176,7 +1300,6 @@ static int st7701_probe(struct device *dev, int connector_type) if (ret < 0) return dev_err_probe(dev, ret, "Failed to get orientation\n"); - drm_panel_init(&st7701->panel, dev, &st7701_funcs, connector_type); st7701->panel.prepare_prev_first = true; /** @@ -1265,6 +1388,7 @@ static const struct of_device_id st7701_dsi_of_match[] = { { .compatible = "densitron,dmt028vghmcmi-1a", .data = &dmt028vghmcmi_1a_desc }, { .compatible = "elida,kd50t048a", .data = &kd50t048a_desc }, { .compatible = "techstar,ts8550b", .data = &ts8550b_desc }, + { .compatible = "winstar,wf40eswaa6mnn0", .data = &wf40eswaa6mnn0_desc }, { } }; MODULE_DEVICE_TABLE(of, st7701_dsi_of_match); |