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[media] it913x: add chip device ids for binding

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Driver supports 2 different device versions, AX and BX. Use device
IDs to pass chip version information to driver.

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Antti Palosaari
2016-11-10 01:24:50 -02:00
committed by Mauro Carvalho Chehab
parent 35ef193b2a
commit 8efb34b280
3 changed files with 14 additions and 10 deletions
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11
drivers/media/tuners/it913x.c
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@@ -390,6 +390,7 @@ static int it913x_probe(struct platform_device *pdev)
struct it913x_platform_data *pdata = pdev->dev.platform_data;
struct dvb_frontend *fe = pdata->fe;
struct it913x_dev *dev;
const struct platform_device_id *id = platform_get_device_id(pdev);
int ret;
char *chip_ver_str;
@@ -403,7 +404,7 @@ static int it913x_probe(struct platform_device *pdev)
dev->pdev = pdev;
dev->regmap = pdata->regmap;
dev->fe = pdata->fe;
dev->chip_ver = pdata->chip_ver;
dev->chip_ver = id->driver_data;
dev->role = pdata->role;
fe->tuner_priv = dev;
@@ -441,6 +442,13 @@ static int it913x_remove(struct platform_device *pdev)
return 0;
}
static const struct platform_device_id it913x_id_table[] = {
{"it9133ax-tuner", 1},
{"it9133bx-tuner", 2},
{},
};
MODULE_DEVICE_TABLE(platform, it913x_id_table);
static struct platform_driver it913x_driver = {
.driver = {
.name = "it913x",
@@ -448,6 +456,7 @@ static struct platform_driver it913x_driver = {
},
.probe = it913x_probe,
.remove = it913x_remove,
.id_table = it913x_id_table,
};
module_platform_driver(it913x_driver);

5
drivers/media/tuners/it913x.h
View File

@@ -25,21 +25,16 @@
* struct it913x_platform_data - Platform data for the it913x driver
* @regmap: af9033 demod driver regmap.
* @dvb_frontend: af9033 demod driver DVB frontend.
* @chip_ver: Used chip version. 1=IT9133 AX, 2=IT9133 BX.
* @role: Chip role, single or dual configuration.
*/
struct it913x_platform_data {
struct regmap *regmap;
struct dvb_frontend *fe;
unsigned int chip_ver:2;
#define IT913X_ROLE_SINGLE 0
#define IT913X_ROLE_DUAL_MASTER 1
#define IT913X_ROLE_DUAL_SLAVE 2
unsigned int role:2;
};
/* Backwards compatibility */
#define it913x_config it913x_platform_data
#endif