drm/imx: convey the pixelclk-active and de-active flags from DT to the ipu-di driver

[karo-tx-linux.git] / drivers / gpu / drm / imx / parallel-display.c

diff --git a/drivers/gpu/drm/imx/parallel-display.c b/drivers/gpu/drm/imx/parallel-display.c
index 1dad297b01fd5a5723b5cba7dd92b352057c7d7a..74b0ac06fdab57fcd69218e9c45be3f7d88276e0 100644 (file)
--- a/drivers/gpu/drm/imx/parallel-display.c
+++ b/drivers/gpu/drm/imx/parallel-display.c
@@ -33,6 +33,7 @@ struct imx_parallel_display {
        void *edid;
        int edid_len;
        u32 bus_format;
+       u32 bus_flags;
        struct drm_display_mode mode;
        struct drm_panel *panel;
        struct drm_bridge *bridge;
@@ -80,6 +81,7 @@ static int imx_pd_connector_get_modes(struct drm_connector *connector)
                        return -EINVAL;
 
                ret = of_get_drm_display_mode(np, &imxpd->mode,
+                                             &imxpd->bus_flags,
                                              OF_USE_NATIVE_MODE);
                if (ret)
                        return ret;
@@ -125,11 +127,13 @@ static int imx_pd_encoder_atomic_check(struct drm_encoder *encoder,
        struct drm_display_info *di = &conn_state->connector->display_info;
        struct imx_parallel_display *imxpd = enc_to_imxpd(encoder);
 
-       imx_crtc_state->bus_flags = di->bus_flags;
-       if (!imxpd->bus_format && di->num_bus_formats)
+       if (!imxpd->bus_format && di->num_bus_formats) {
+               imx_crtc_state->bus_flags = di->bus_flags;
                imx_crtc_state->bus_format = di->bus_formats[0];
-       else
+       } else {
+               imx_crtc_state->bus_flags = imxpd->bus_flags;
                imx_crtc_state->bus_format = imxpd->bus_format;
+       }
        imx_crtc_state->di_hsync_pin = 2;
        imx_crtc_state->di_vsync_pin = 3;