diff options
| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2014-02-04 20:23:16 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2014-05-25 13:08:51 -0300 |
| commit | 6fa88045ef7db3d09af80aa00fd7c937b7289387 (patch) | |
| tree | 7fb55b9117060be014dfd8a76e6139385658d8d9 /drivers/media | |
| parent | f82f313e9739026ca96342b5b44c5c94072e166a (diff) | |
[media] adv7604: Add endpoint properties to DT bindings
Add support for the hsync-active, vsync-active and pclk-sample
properties to the DT bindings and control BT.656 mode implicitly.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/i2c/adv7604.c | 34 |
1 files changed, 32 insertions, 2 deletions
diff --git a/drivers/media/i2c/adv7604.c b/drivers/media/i2c/adv7604.c index 1323189a45f..1493de6c246 100644 --- a/drivers/media/i2c/adv7604.c +++ b/drivers/media/i2c/adv7604.c @@ -41,6 +41,7 @@ #include <media/v4l2-ctrls.h> #include <media/v4l2-device.h> #include <media/v4l2-dv-timings.h> +#include <media/v4l2-of.h> static int debug; module_param(debug, int, 0644); @@ -2678,6 +2679,37 @@ MODULE_DEVICE_TABLE(of, adv7604_of_id); static int adv7604_parse_dt(struct adv7604_state *state) { + struct v4l2_of_endpoint bus_cfg; + struct device_node *endpoint; + struct device_node *np; + unsigned int flags; + + np = state->i2c_clients[ADV7604_PAGE_IO]->dev.of_node; + + /* Parse the endpoint. */ + endpoint = of_graph_get_next_endpoint(np, NULL); + if (!endpoint) + return -EINVAL; + + v4l2_of_parse_endpoint(endpoint, &bus_cfg); + of_node_put(endpoint); + + flags = bus_cfg.bus.parallel.flags; + + if (flags & V4L2_MBUS_HSYNC_ACTIVE_HIGH) + state->pdata.inv_hs_pol = 1; + + if (flags & V4L2_MBUS_VSYNC_ACTIVE_HIGH) + state->pdata.inv_vs_pol = 1; + + if (flags & V4L2_MBUS_PCLK_SAMPLE_RISING) + state->pdata.inv_llc_pol = 1; + + if (bus_cfg.bus_type == V4L2_MBUS_BT656) { + state->pdata.insert_av_codes = 1; + state->pdata.op_656_range = 1; + } + /* Disable the interrupt for now as no DT-based board uses it. */ state->pdata.int1_config = ADV7604_INT1_CONFIG_DISABLED; @@ -2700,9 +2732,7 @@ static int adv7604_parse_dt(struct adv7604_state *state) state->pdata.disable_cable_det_rst = 0; state->pdata.default_input = -1; state->pdata.blank_data = 1; - state->pdata.op_656_range = 1; state->pdata.alt_data_sat = 1; - state->pdata.insert_av_codes = 1; state->pdata.op_format_mode_sel = ADV7604_OP_FORMAT_MODE0; state->pdata.bus_order = ADV7604_BUS_ORDER_RGB; |