arm64: dts: rk3368: add iep device node

[firefly-linux-kernel-4.4.55.git] / drivers / pwm / pwm-lpss-platform.c

diff --git a/drivers/pwm/pwm-lpss-platform.c b/drivers/pwm/pwm-lpss-platform.c
index a914aacf6757d071df0887c093c7a56458ec0fb1..54433fc6d1a4e491e9e046b20558e093d7c5c4de 100644 (file)
--- a/drivers/pwm/pwm-lpss-platform.c
+++ b/drivers/pwm/pwm-lpss-platform.c
@@ -14,6 +14,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
 
 #include "pwm-lpss.h"
 
@@ -36,6 +37,10 @@ static int pwm_lpss_probe_platform(struct platform_device *pdev)
                return PTR_ERR(lpwm);
 
        platform_set_drvdata(pdev, lpwm);
+
+       pm_runtime_set_active(&pdev->dev);
+       pm_runtime_enable(&pdev->dev);
+
        return 0;
 }
 
@@ -43,6 +48,7 @@ static int pwm_lpss_remove_platform(struct platform_device *pdev)
 {
        struct pwm_lpss_chip *lpwm = platform_get_drvdata(pdev);
 
+       pm_runtime_disable(&pdev->dev);
        return pwm_lpss_remove(lpwm);
 }