From f26dab9fc745540f7e30aa8840be6e49b9671080 Mon Sep 17 00:00:00 2001 From: Tin Huynh Date: Tue, 29 Nov 2016 11:18:20 +0700 Subject: [PATCH] leds: pca963x: Add ACPI support This patch enables ACPI support for leds-pca963x driver. Signed-off-by: Tin Huynh Acked-by: Mika Westerberg Signed-off-by: Jacek Anaszewski --- drivers/leds/leds-pca963x.c | 22 +++++++++++++++++++++- 1 file changed, 21 insertions(+), 1 deletion(-) diff --git a/drivers/leds/leds-pca963x.c b/drivers/leds/leds-pca963x.c index 46fbf935944a..ded1e4dac36a 100644 --- a/drivers/leds/leds-pca963x.c +++ b/drivers/leds/leds-pca963x.c @@ -25,6 +25,7 @@ * or by adding the 'nxp,hw-blink' property to the DTS. */ +#include #include #include #include @@ -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, -- 2.20.1