staging: imx-drm: Make IPU KMS parse display-timings
This patch adds support for parsing of the DT display-timings prop
to IPU KMS driver.
Signed-off-by: Marek Vasut <marex@denx.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/staging/imx-drm/parallel-display.c b/drivers/staging/imx-drm/parallel-display.c
index a8064fc..2a25202 100644
--- a/drivers/staging/imx-drm/parallel-display.c
+++ b/drivers/staging/imx-drm/parallel-display.c
@@ -57,6 +57,7 @@
static int imx_pd_connector_get_modes(struct drm_connector *connector)
{
struct imx_parallel_display *imxpd = con_to_imxpd(connector);
+ struct device_node *np = imxpd->dev->of_node;
int num_modes = 0;
if (imxpd->edid) {
@@ -72,6 +73,15 @@
num_modes++;
}
+ if (np) {
+ struct drm_display_mode *mode = drm_mode_create(connector->dev);
+ of_get_drm_display_mode(np, &imxpd->mode, 0);
+ drm_mode_copy(mode, &imxpd->mode);
+ mode->type |= DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED,
+ drm_mode_probed_add(connector, mode);
+ num_modes++;
+ }
+
return num_modes;
}