hwspinlock: sprd: Remove redundant PM runtime implementation

Since the hwspinlock core has changed the PM runtime to be optional, thus
remove the redundant PM runtime implementation in the Spreadtrum hwlock
driver.

Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

diff --git a/drivers/hwspinlock/sprd_hwspinlock.c b/drivers/hwspinlock/sprd_hwspinlock.c
index 44d69db..36dc803 100644 (file)
--- a/drivers/hwspinlock/sprd_hwspinlock.c
+++ b/drivers/hwspinlock/sprd_hwspinlock.c
@@ -15,7 +15,6 @@
 #include <linux/of.h>
 #include <linux/of_device.h>
 #include <linux/platform_device.h>
-#include <linux/pm_runtime.h>
 #include <linux/slab.h>
 
 #include "hwspinlock_internal.h"
@@ -133,23 +132,10 @@ static int sprd_hwspinlock_probe(struct platform_device *pdev)
        }
 
        platform_set_drvdata(pdev, sprd_hwlock);
-       pm_runtime_enable(&pdev->dev);
 
-       ret = devm_hwspin_lock_register(&pdev->dev, &sprd_hwlock->bank,
-                                       &sprd_hwspinlock_ops, 0,
-                                       SPRD_HWLOCKS_NUM);
-       if (ret) {
-               pm_runtime_disable(&pdev->dev);
-               return ret;
-       }
-
-       return 0;
-}
-
-static int sprd_hwspinlock_remove(struct platform_device *pdev)
-{
-       pm_runtime_disable(&pdev->dev);
-       return 0;
+       return devm_hwspin_lock_register(&pdev->dev, &sprd_hwlock->bank,
+                                        &sprd_hwspinlock_ops, 0,
+                                        SPRD_HWLOCKS_NUM);
 }
 
 static const struct of_device_id sprd_hwspinlock_of_match[] = {
@@ -160,7 +146,6 @@ MODULE_DEVICE_TABLE(of, sprd_hwspinlock_of_match);
 
 static struct platform_driver sprd_hwspinlock_driver = {
        .probe = sprd_hwspinlock_probe,
-       .remove = sprd_hwspinlock_remove,
        .driver = {
                .name = "sprd_hwspinlock",
                .of_match_table = of_match_ptr(sprd_hwspinlock_of_match),