@@ -105,25 +105,30 @@ skl_int3472_fill_clk_pdata(struct device *dev, struct tps68470_clk_platform_data
{
struct acpi_device *adev = ACPI_COMPANION(dev);
struct acpi_device *consumer;
- unsigned int n_consumers = 0;
+ unsigned int n_consumers = 1;
const char *sensor_name;
- unsigned int i = 0;
+ const char *led_name;
+ unsigned int i = 1;
for_each_acpi_consumer_dev(adev, consumer)
n_consumers++;
- if (!n_consumers) {
- dev_err(dev, "INT3472 seems to have no dependents\n");
- return -ENODEV;
- }
-
*clk_pdata = devm_kzalloc(dev, struct_size(*clk_pdata, consumers, n_consumers),
GFP_KERNEL);
if (!*clk_pdata)
return -ENOMEM;
(*clk_pdata)->n_consumers = n_consumers;
- i = 0;
+
+ /*
+ * The TPS68470 includes an LED driver which requires the clock be active
+ * to function. Add the led platform device as a consumer of the clock.
+ */
+ led_name = devm_kstrdup(dev, "tps68470-led", GFP_KERNEL);
+ if (!led_name)
+ return -ENOMEM;
+
+ (*clk_pdata)->consumers[0].consumer_dev_name = led_name;
for_each_acpi_consumer_dev(adev, consumer) {
sensor_name = devm_kasprintf(dev, GFP_KERNEL, I2C_DEV_NAME_FORMAT,
Some of the LEDs provided by the TPS68470 require the clock that it provides to be active in order to function. Add the platform driver for the leds as a consumer of the clock so that the led driver can discover it during .probe() Signed-off-by: Daniel Scally <dan.scally@ideasonboard.com> --- drivers/platform/x86/intel/int3472/tps68470.c | 21 ++++++++++++------- 1 file changed, 13 insertions(+), 8 deletions(-)