media: ad5820: Add support for ad5821 and ad5823

According to the datasheet, both AD5821 and AD5820 share a compatible
register-set:
http://www.analog.com/media/en/technical-documentation/data-sheets/AD5821.pdf

Some camera modules also refer that AD5823 is a replacement of AD5820:
https://download.kamami.com/p564094-OV8865_DS.pdf

Suggested-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Ricardo Ribalda Delgado <ribalda@kernel.org>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Ricardo Ribalda Delgado 2019-10-07 10:28:56 -03:00 committed by Mauro Carvalho Chehab
parent fda689b5b1
commit b8bf73136b

View File

@ -25,8 +25,6 @@
#include <media/v4l2-device.h>
#include <media/v4l2-subdev.h>
#define AD5820_NAME "ad5820"
/* Register definitions */
#define AD5820_POWER_DOWN (1 << 15)
#define AD5820_DAC_SHIFT 4
@ -359,13 +357,17 @@ static int ad5820_remove(struct i2c_client *client)
}
static const struct i2c_device_id ad5820_id_table[] = {
{ AD5820_NAME, 0 },
{ "ad5820", 0 },
{ "ad5821", 0 },
{ "ad5823", 0 },
{ }
};
MODULE_DEVICE_TABLE(i2c, ad5820_id_table);
static const struct of_device_id ad5820_of_table[] = {
{ .compatible = "adi,ad5820" },
{ .compatible = "adi,ad5821" },
{ .compatible = "adi,ad5823" },
{ }
};
MODULE_DEVICE_TABLE(of, ad5820_of_table);
@ -374,7 +376,7 @@ static SIMPLE_DEV_PM_OPS(ad5820_pm, ad5820_suspend, ad5820_resume);
static struct i2c_driver ad5820_i2c_driver = {
.driver = {
.name = AD5820_NAME,
.name = "ad5820",
.pm = &ad5820_pm,
.of_match_table = ad5820_of_table,
},