diff options
| author | Lad, Prabhakar <prabhakar.csengg@gmail.com> | 2013-07-20 09:21:06 +0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2013-07-26 20:21:40 +0400 |
| commit | 187d42d6da62aa3eb3d76866584382625f141b3c (patch) | |
| tree | cc1e1ccacd9df78cdbdb413a56d00c501ca0668b /drivers/media/i2c/adv7343.c | |
| parent | 5e95814ff3f2a6ea7d76e822bbc3b0c0b94495a4 (diff) | |
| download | linux-187d42d6da62aa3eb3d76866584382625f141b3c.tar.xz | |
[media] media: i2c: adv7343: add OF support
add OF support for the adv7343 driver.
Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Diffstat (limited to 'drivers/media/i2c/adv7343.c')
| -rw-r--r-- | drivers/media/i2c/adv7343.c | 46 |
1 files changed, 45 insertions, 1 deletions
diff --git a/drivers/media/i2c/adv7343.c b/drivers/media/i2c/adv7343.c index f0238fb3e3e2..aeb56c53e39f 100644 --- a/drivers/media/i2c/adv7343.c +++ b/drivers/media/i2c/adv7343.c @@ -30,6 +30,7 @@ #include <media/v4l2-async.h> #include <media/v4l2-device.h> #include <media/v4l2-ctrls.h> +#include <media/v4l2-of.h> #include "adv7343_regs.h" @@ -399,6 +400,40 @@ static int adv7343_initialize(struct v4l2_subdev *sd) return err; } +static struct adv7343_platform_data * +adv7343_get_pdata(struct i2c_client *client) +{ + struct adv7343_platform_data *pdata; + struct device_node *np; + + if (!IS_ENABLED(CONFIG_OF) || !client->dev.of_node) + return client->dev.platform_data; + + np = v4l2_of_get_next_endpoint(client->dev.of_node, NULL); + if (!np) + return NULL; + + pdata = devm_kzalloc(&client->dev, sizeof(*pdata), GFP_KERNEL); + if (!pdata) + goto done; + + pdata->mode_config.sleep_mode = + of_property_read_bool(np, "adi,power-mode-sleep-mode"); + + pdata->mode_config.pll_control = + of_property_read_bool(np, "adi,power-mode-pll-ctrl"); + + of_property_read_u32_array(np, "adi,dac-enable", + pdata->mode_config.dac, 6); + + of_property_read_u32_array(np, "adi,sd-dac-enable", + pdata->sd_config.sd_dac_out, 2); + +done: + of_node_put(np); + return pdata; +} + static int adv7343_probe(struct i2c_client *client, const struct i2c_device_id *id) { @@ -417,7 +452,7 @@ static int adv7343_probe(struct i2c_client *client, return -ENOMEM; /* Copy board specific information here */ - state->pdata = client->dev.platform_data; + state->pdata = adv7343_get_pdata(client); state->reg00 = 0x80; state->reg01 = 0x00; @@ -483,8 +518,17 @@ static const struct i2c_device_id adv7343_id[] = { MODULE_DEVICE_TABLE(i2c, adv7343_id); +#if IS_ENABLED(CONFIG_OF) +static const struct of_device_id adv7343_of_match[] = { + {.compatible = "adi,adv7343", }, + { /* sentinel */ }, +}; +MODULE_DEVICE_TABLE(of, adv7343_of_match); +#endif + static struct i2c_driver adv7343_driver = { .driver = { + .of_match_table = of_match_ptr(adv7343_of_match), .owner = THIS_MODULE, .name = "adv7343", }, |