diff options
Diffstat (limited to 'drivers/video/nxp/imx/sec_dsim_imx.c')
| -rw-r--r-- | drivers/video/nxp/imx/sec_dsim_imx.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/video/nxp/imx/sec_dsim_imx.c b/drivers/video/nxp/imx/sec_dsim_imx.c index 2e6aa467f7..9c6e7d2bca 100644 --- a/drivers/video/nxp/imx/sec_dsim_imx.c +++ b/drivers/video/nxp/imx/sec_dsim_imx.c @@ -32,6 +32,7 @@ struct imx_sec_dsim_priv { struct reset_ctl_bulk soft_resetn; struct reset_ctl_bulk clk_enable; struct reset_ctl_bulk mipi_reset; + struct display_timing adj; }; #if IS_ENABLED(CONFIG_DM_RESET) @@ -120,6 +121,8 @@ static int imx_sec_dsim_attach(struct udevice *dev) return ret; } + priv->adj = timings; + ret = uclass_get_device(UCLASS_DSI_HOST, 0, &priv->dsi_host); if (ret) { dev_err(dev, "No video dsi host detected %d\n", ret); @@ -209,9 +212,23 @@ static int imx_sec_dsim_remove(struct udevice *dev) return 0; } +static int imx_sec_dsim_check_timing(struct udevice *dev, struct display_timing *timing) +{ + struct imx_sec_dsim_priv *priv = dev_get_priv(dev); + + /* DSI force the Polarities as high */ + priv->adj.flags &= ~(DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW); + priv->adj.flags |= DISPLAY_FLAGS_HSYNC_HIGH | DISPLAY_FLAGS_VSYNC_HIGH; + + *timing = priv->adj; + + return 0; +} + struct video_bridge_ops imx_sec_dsim_ops = { .attach = imx_sec_dsim_attach, .set_backlight = imx_sec_dsim_set_backlight, + .check_timing = imx_sec_dsim_check_timing, }; static const struct udevice_id imx_sec_dsim_ids[] = { |