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Message-ID: <71e80688-0ebb-4ef4-bedb-350c67ad0e2d@linaro.org>
Date: Thu, 16 Jan 2025 14:47:31 +0100
From: neil.armstrong@...aro.org
To: Langyan Ye <yelangyan@...qin.corp-partner.google.com>,
quic_jesszhan@...cinc.com, maarten.lankhorst@...ux.intel.com,
mripard@...nel.org, tzimmermann@...e.de, airlied@...il.com, simona@...ll.ch,
dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 2/2] drm/panel: boe-tv101wum-nl6: support for
starry-2082109qfh040022-50e MIPI-DSI panel
On 16/01/2025 14:06, Langyan Ye wrote:
> The starry-2082109qfh040022-50e is a 10.95" TFT panel.
> which fits in nicely with the existing panel-boe-tv101wum-nl6 driver.
> From the datasheet, MIPI needs to keep the LP11 state before the
> lcm_reset pin is pulled high, so increase lp11_before_reset flag.
>
> Signed-off-by: Langyan Ye <yelangyan@...qin.corp-partner.google.com>
> ---
> .../gpu/drm/panel/panel-boe-tv101wum-nl6.c | 148 ++++++++++++++++++
> 1 file changed, 148 insertions(+)
>
> diff --git a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
> index 72fa0f6a5cb6..d45321cece55 100644
> --- a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
> +++ b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
> @@ -1400,6 +1400,123 @@ static int kingdisplay_kd110n11_51ie_init(struct boe_panel *boe)
> return 0;
> }
>
> +static int starry_2082109qfh040022_50e_init(struct boe_panel *boe)
> +{
> + struct mipi_dsi_multi_context ctx = { .dsi = boe->dsi };
> +
> + msleep(50);
> +
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xB9, 0x83, 0x10, 0x21, 0x55, 0x00);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE9, 0xC4);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xD9, 0xD1);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE9, 0x3F);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xB1, 0x2C, 0xB5, 0xB5, 0x31, 0xF1, 0x33, 0xC3, 0x57,
> + 0x36, 0x36, 0x36, 0x36, 0x1A, 0x8B, 0x11, 0x65, 0x00, 0x88, 0xFA, 0xFF, 0xFF,
> + 0x8F, 0xFF, 0x08, 0x3C, 0x33);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xB2, 0x00, 0x47, 0xB0, 0x80, 0x00, 0x22, 0x70, 0x3C,
> + 0xA1, 0x22, 0x00, 0x00, 0x00, 0x88, 0xF4);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xB4, 0x14, 0x16, 0x14, 0x50, 0x14, 0x50, 0x0D, 0x6A,
> + 0x0D, 0x6A, 0x01, 0x9E);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xB6, 0x34, 0x34, 0x03);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xB8, 0x40);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE9, 0xCD);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xBA, 0x84);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE9, 0x3F);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xBC, 0x1B, 0x04);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xBE, 0x20);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xBF, 0xFC, 0xC4);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xC0, 0x38, 0x38, 0x22, 0x11, 0x33, 0xA0, 0x61, 0x08,
> + 0xF5, 0x03);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE9, 0xCC);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xC7, 0x80);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE9, 0x3F);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE9, 0xC6);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xC8, 0x97);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE9, 0x3F);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xC9, 0x00, 0x1E, 0x30, 0xD4, 0x01);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xCB, 0x08, 0x13, 0x07, 0x00, 0x0F, 0x16);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xCC, 0x02, 0x03, 0x44);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE9, 0xC4);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xD0, 0x03);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE9, 0x3F);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xD1, 0x37, 0x06, 0x00, 0x02, 0x04, 0x2C, 0xFF);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xD3, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> + 0x00, 0x3B, 0x03, 0x73, 0x3B, 0x21, 0x21, 0x03, 0x03, 0x98, 0x10, 0x1D, 0x00,
> + 0x1D, 0x32, 0x17, 0xA1, 0x07, 0xA1, 0x43, 0x17, 0xA6, 0x07, 0xA6, 0x00, 0x00);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xD5, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x40, 0x40,
> + 0x18, 0x18, 0x18, 0x18, 0x2A, 0x2B, 0x1F, 0x1F, 0x1E, 0x1E, 0x24, 0x25, 0x26,
> + 0x27, 0x28, 0x29, 0x2A, 0x2B, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
> + 0x08, 0x09, 0x0A, 0x0B, 0x20, 0x21, 0x18, 0x18, 0x18, 0x18);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xD8, 0x02, 0xAA, 0xEA, 0xAA, 0xAA, 0x00, 0x02, 0xAA,
> + 0xEA, 0xAA, 0xAA, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> + 0x00, 0x00);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE7, 0x07, 0x10, 0x10, 0x2A, 0x32, 0x9F, 0x01, 0x5A,
> + 0x91, 0x14, 0x14, 0x00, 0x00, 0x00, 0x00, 0x12, 0x05, 0x02, 0x02, 0x10, 0x33,
> + 0x02, 0x04, 0x18, 0x01);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xBD, 0x01);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xB1, 0x01, 0x7F, 0x11, 0xFD);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xCB, 0x86);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xD2, 0x3D);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE9, 0xC5);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xD3, 0x00, 0x00, 0x00, 0x80, 0x80, 0x0C, 0xA1);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE9, 0x3F);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xD8, 0x03, 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x03, 0xFF,
> + 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> + 0x00, 0x00);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE7, 0x02, 0x00, 0x2D, 0x01, 0x7F, 0x0F, 0x7C, 0x10,
> + 0xA0, 0x00, 0x00, 0x77, 0x00, 0x00, 0x00);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xBD, 0x02);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xBF, 0xF2);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xCB, 0x02, 0x00, 0x00, 0x10, 0x58);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xD2, 0x0A, 0x0A, 0x05, 0x03, 0x0A, 0x0A, 0x01, 0x03,
> + 0x01, 0x01, 0x05, 0x0E);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE9, 0xCC);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xD3, 0x03, 0x1F, 0xE0, 0x11, 0x70);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE9, 0x3F);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xD8, 0xAB, 0xFF, 0xFF, 0xFF, 0xFF, 0xA0, 0xAB, 0xFF,
> + 0xFF, 0xFF, 0xFF, 0xA0);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE7, 0xFE, 0x01, 0xFE, 0x01, 0xFE, 0x01, 0x00, 0x00,
> + 0x00, 0x03, 0x00, 0x03, 0x81, 0x02, 0x40, 0x00, 0x20, 0x9E, 0x02, 0x01, 0x00,
> + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xBD, 0x03);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE9, 0xC6);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xB4, 0x03, 0xFF, 0xF8);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE9, 0x3F);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xD8, 0xAA, 0xAB, 0xEA, 0xAA, 0xAA, 0xA0, 0xAA, 0xAB,
> + 0xEA, 0xAA, 0xAA, 0xA0, 0xAA, 0xBF, 0xFF, 0xFF, 0xFE, 0xA0, 0xAA, 0xBF, 0xFF,
> + 0xFF, 0xFE, 0xA0, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xA0, 0xAA, 0xAA, 0xAA, 0xAA,
> + 0xAA, 0xA0);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE1, 0x00);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xBD, 0x00);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE9, 0xC4);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xBA, 0x96);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE9, 0x3F);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xBD, 0x01);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE9, 0xC5);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xBA, 0x4F);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE9, 0x3F);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xBD, 0x02);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE9, 0xCC);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xBA, 0x84);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xE9, 0x3F);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xBD, 0x00);
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0xB9, 0x00, 0x00, 0x00, 0x00);
> +
> + msleep(110);
> +
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0x11);
> +
> + mipi_dsi_msleep(&ctx, 120);
> +
> + mipi_dsi_dcs_write_seq_multi(&ctx, 0x29);
> +
> + mipi_dsi_msleep(&ctx, 20);
> +
> + return 0;
> +}
> +
> static inline struct boe_panel *to_boe_panel(struct drm_panel *panel)
> {
> return container_of(panel, struct boe_panel, base);
> @@ -1761,6 +1878,34 @@ static const struct panel_desc kingdisplay_kd110n11_51ie_desc = {
> .lp11_before_reset = true,
> };
>
> +static const struct drm_display_mode starry_2082109qfh040022_50e_default_mode = {
> + .clock = (1200 + 160 + 66 + 120) * (1920 + 115 + 8 + 28) * 60 / 1000,
> + .hdisplay = 1200,
> + .hsync_start = 1200 + 160,
> + .hsync_end = 1200 + 160 + 66,
> + .htotal = 1200 + 160 + 66 + 120,
> + .vdisplay = 1920,
> + .vsync_start = 1920 + 115,
> + .vsync_end = 1920 + 115 + 8,
> + .vtotal = 1920 + 115 + 8 + 28,
> + .type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED,
> +};
> +
> +static const struct panel_desc starry_2082109qfh040022_50e_desc = {
> + .modes = &starry_2082109qfh040022_50e_default_mode,
> + .bpc = 8,
> + .size = {
> + .width_mm = 147,
> + .height_mm = 235,
> + },
> + .lanes = 4,
> + .format = MIPI_DSI_FMT_RGB888,
> + .mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE |
> + MIPI_DSI_MODE_LPM,
> + .init = starry_2082109qfh040022_50e_init,
> + .lp11_before_reset = true,
> +};
> +
> static int boe_panel_get_modes(struct drm_panel *panel,
> struct drm_connector *connector)
> {
> @@ -1929,6 +2074,9 @@ static const struct of_device_id boe_of_match[] = {
> { .compatible = "kingdisplay,kd110n11-51ie",
> .data = &kingdisplay_kd110n11_51ie_desc
> },
> + { .compatible = "starry,2082109qfh040022-50e",
> + .data = &starry_2082109qfh040022_50e_desc
> + },
> { /* sentinel */ }
> };
> MODULE_DEVICE_TABLE(of, boe_of_match);
Reviewed-by: Neil Armstrong <neil.armstrong@...aro.org>
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