diff options
| author | Darren Etheridge <detheridge@ti.com> | 2013-06-21 13:52:23 -0500 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2013-06-28 09:12:23 +1000 |
| commit | 4e5643468715260209e42b715e8cd9643456d2bd (patch) | |
| tree | be1c3dace6b7c53cfe8b928acca2f13ffe79f487 /drivers/gpu/drm/tilcdc/tilcdc_drv.c | |
| parent | 6bf02c66b97379609a05bc715b96f874f2cefb33 (diff) | |
| download | lwn-4e5643468715260209e42b715e8cd9643456d2bd.tar.gz lwn-4e5643468715260209e42b715e8cd9643456d2bd.zip | |
drm/tilcdc: adding some more devicetree config
Adding support for max-pixelclock and max-width device tree
entries. As some devices that use the tilcdc hardware module
have restrictions on the allowed/tested values. Also update DT
bindings document to reflect new parameters.
Signed-off-by: Darren Etheridge <detheridge@ti.com>
Acked-by: Rob Clark <robdclark@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/tilcdc/tilcdc_drv.c')
| -rw-r--r-- | drivers/gpu/drm/tilcdc/tilcdc_drv.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/gpu/drm/tilcdc/tilcdc_drv.c b/drivers/gpu/drm/tilcdc/tilcdc_drv.c index f2a6528ddef0..1e8f273f7c8b 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_drv.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_drv.c @@ -212,7 +212,20 @@ static int tilcdc_load(struct drm_device *dev, unsigned long flags) #endif if (of_property_read_u32(node, "max-bandwidth", &priv->max_bandwidth)) - priv->max_bandwidth = 1280 * 1024 * 60; + priv->max_bandwidth = TILCDC_DEFAULT_MAX_BANDWIDTH; + + DBG("Maximum Bandwidth Value %d", priv->max_bandwidth); + + if (of_property_read_u32(node, "ti,max-width", &priv->max_width)) + priv->max_width = TILCDC_DEFAULT_MAX_WIDTH; + + DBG("Maximum Horizontal Pixel Width Value %dpixels", priv->max_width); + + if (of_property_read_u32(node, "ti,max-pixelclock", + &priv->max_pixelclock)) + priv->max_pixelclock = TILCDC_DEFAULT_MAX_PIXELCLOCK; + + DBG("Maximum Pixel Clock Value %dKHz", priv->max_pixelclock); pm_runtime_enable(dev->dev); |