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leds: pca963x: Add ACPI support 

This patch enables ACPI support for leds-pca963x driver.

Signed-off-by: Tin Huynh <tnhuynh@apm.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com>
hifive-unleashed-5.1
Tin Huynh 2016-11-29 11:18:20 +07:00 committed by Jacek Anaszewski
parent cee0122de3
commit f26dab9fc7
1 changed files with 21 additions and 1 deletions
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22
drivers/leds/leds-pca963x.c
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@ -25,6 +25,7 @@
* or by adding the 'nxp,hw-blink' property to the DTS.
*/
#include <linux/acpi.h>
#include <linux/module.h>
#include <linux/delay.h>
#include <linux/string.h>
@ -96,6 +97,15 @@ static const struct i2c_device_id pca963x_id[] = {
};
MODULE_DEVICE_TABLE(i2c, pca963x_id);
static const struct acpi_device_id pca963x_acpi_ids[] = {
{ "PCA9632", pca9633 },
{ "PCA9633", pca9633 },
{ "PCA9634", pca9634 },
{ "PCA9635", pca9635 },
{ }
};
MODULE_DEVICE_TABLE(acpi, pca963x_acpi_ids);
struct pca963x_led;
struct pca963x {
@ -360,7 +370,16 @@ static int pca963x_probe(struct i2c_client *client,
struct pca963x_chipdef *chip;
int i, err;
chip = &pca963x_chipdefs[id->driver_data];
if (id) {
chip = &pca963x_chipdefs[id->driver_data];
} else {
const struct acpi_device_id *acpi_id;
acpi_id = acpi_match_device(pca963x_acpi_ids, &client->dev);
if (!acpi_id)
return -ENODEV;
chip = &pca963x_chipdefs[acpi_id->driver_data];
}
pdata = dev_get_platdata(&client->dev);
if (!pdata) {
@ -464,6 +483,7 @@ static struct i2c_driver pca963x_driver = {
.driver = {
.name = "leds-pca963x",
.of_match_table = of_match_ptr(of_pca963x_match),
.acpi_match_table = ACPI_PTR(pca963x_acpi_ids),
},
.probe = pca963x_probe,
.remove = pca963x_remove,