diff options
author | Mark Brown <broonie@kernel.org> | 2015-08-06 12:34:41 +0100 |
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committer | Mark Brown <broonie@kernel.org> | 2015-08-06 12:34:41 +0100 |
commit | 113adf21cf1ed49b57098c1d0d6b38ffbe9ea1e6 (patch) | |
tree | 90505c4418561b98f773e5f7b549399e2868c239 /drivers/gpu/drm/imx/parallel-display.c | |
parent | c3879956957b8de9fd6cbad604e668fd00c6506c (diff) | |
parent | 996034b117b467709dec7811ef134063934fa626 (diff) |
Merge tag 'asoc-fix-v4.2-rc3' into asoc-fix-topology
ASoC: Fixes for v4.2
A lot of small fixes here, a few to the core:
- Fix for binding DAPM stream widgets on devices with prefixes assigned
to them
- Minor fixes for the newly added topology interfaces
- Locking and memory leak fixes for DAPM
- Driver specific fixes
Diffstat (limited to 'drivers/gpu/drm/imx/parallel-display.c')
-rw-r--r-- | drivers/gpu/drm/imx/parallel-display.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/drivers/gpu/drm/imx/parallel-display.c b/drivers/gpu/drm/imx/parallel-display.c index 74a9ce40ddc4..b4deb9cf9d71 100644 --- a/drivers/gpu/drm/imx/parallel-display.c +++ b/drivers/gpu/drm/imx/parallel-display.c @@ -21,6 +21,7 @@ #include <drm/drm_panel.h> #include <linux/videodev2.h> #include <video/of_display_timing.h> +#include <linux/of_graph.h> #include "imx-drm.h" @@ -208,7 +209,7 @@ static int imx_pd_bind(struct device *dev, struct device *master, void *data) { struct drm_device *drm = data; struct device_node *np = dev->of_node; - struct device_node *panel_node; + struct device_node *port; const u8 *edidp; struct imx_parallel_display *imxpd; int ret; @@ -234,11 +235,19 @@ static int imx_pd_bind(struct device *dev, struct device *master, void *data) imxpd->bus_format = MEDIA_BUS_FMT_RGB666_1X24_CPADHI; } - panel_node = of_parse_phandle(np, "fsl,panel", 0); - if (panel_node) { - imxpd->panel = of_drm_find_panel(panel_node); - if (!imxpd->panel) - return -EPROBE_DEFER; + /* port@1 is the output port */ + port = of_graph_get_port_by_id(np, 1); + if (port) { + struct device_node *endpoint, *remote; + + endpoint = of_get_child_by_name(port, "endpoint"); + if (endpoint) { + remote = of_graph_get_remote_port_parent(endpoint); + if (remote) + imxpd->panel = of_drm_find_panel(remote); + if (!imxpd->panel) + return -EPROBE_DEFER; + } } imxpd->dev = dev; |