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iio: dac: ds4424: add DS4402/DS4404 device IDs

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Add I2C/OF IDs for DS4402 and DS4404 and set the correct channel count.
Follow-up changes add per-variant scaling based on external Rfs.

Co-developed-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: David Jander <david@protonic.nl>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@intel.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
David Jander
2026-02-10 14:51:06 +01:00
committed by Jonathan Cameron
parent a7622a651d
commit 1fa14dd130
1 changed files with 14 additions and 0 deletions
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14
drivers/iio/dac/ds4424.c
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@@ -39,6 +39,16 @@ struct ds4424_chip_info {
u8 num_channels;
};
static const struct ds4424_chip_info ds4402_info = {
.name = "ds4402",
.num_channels = DS4422_MAX_DAC_CHANNELS,
};
static const struct ds4424_chip_info ds4404_info = {
.name = "ds4404",
.num_channels = DS4424_MAX_DAC_CHANNELS,
};
static const struct ds4424_chip_info ds4422_info = {
.name = "ds4422",
.num_channels = DS4422_MAX_DAC_CHANNELS,
@@ -285,6 +295,8 @@ static void ds4424_remove(struct i2c_client *client)
}
static const struct i2c_device_id ds4424_id[] = {
{ "ds4402", (kernel_ulong_t)&ds4402_info },
{ "ds4404", (kernel_ulong_t)&ds4404_info },
{ "ds4422", (kernel_ulong_t)&ds4422_info },
{ "ds4424", (kernel_ulong_t)&ds4424_info },
{ }
@@ -293,6 +305,8 @@ static const struct i2c_device_id ds4424_id[] = {
MODULE_DEVICE_TABLE(i2c, ds4424_id);
static const struct of_device_id ds4424_of_match[] = {
{ .compatible = "maxim,ds4402", .data = &ds4402_info },
{ .compatible = "maxim,ds4404", .data = &ds4404_info },
{ .compatible = "maxim,ds4422", .data = &ds4422_info },
{ .compatible = "maxim,ds4424", .data = &ds4424_info },
{ }