android/android_kernel_asus_sm8350
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leds: qcom-clk: Add support to set default trigger for LED

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Add property to configure the default trigger for the LED.
This will allow clients to use trigger APIs to configure
the brightness of the LED if needed.

Change-Id: I1db0a5f2d697c6ac6f6ae1296e43ae55509f2298
Signed-off-by: Veera Vegivada <vvegivad@codeaurora.org>
This commit is contained in:
Veera Vegivada 2021-02-27 13:36:34 +05:30
parent 607818c6ab
commit aa9cd16cb5
1 changed files with 5 additions and 0 deletions
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5
drivers/leds/leds-qcom-clk.c
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@ -20,6 +20,7 @@ struct led_qcom_clk_priv {
struct pinctrl_state *gpio_active;
struct pinctrl_state *gpio_sleep;
const char *name;
const char *default_trigger;
int duty_cycle, max_duty;
bool clk_enabled;
};
@ -93,6 +94,9 @@ static int qcom_clk_led_parse_dt(struct device *dev,
led->name = of_get_property(dev->of_node, "qcom,label", NULL) ? :
dev->of_node->name;
led->default_trigger = of_get_property(dev->of_node,
"qcom,default-clk-trigger", NULL);
ret = of_property_read_u32(dev->of_node, "qcom,max_duty",
&led->max_duty);
if (ret) {
@ -155,6 +159,7 @@ static int led_qcom_clk_probe(struct platform_device *pdev)
priv->cdev.brightness = LED_OFF;
priv->cdev.max_brightness = priv->max_duty;
priv->cdev.flags = LED_CORE_SUSPENDRESUME;
priv->cdev.default_trigger = priv->default_trigger;
priv->cdev.brightness_set_blocking = qcom_clk_led_set;
return devm_led_classdev_register(&pdev->dev, &priv->cdev);