|
|
@@ -1,95 +0,0 @@
|
|
|
-/* linux/arch/arm/plat-samsung/pd.c
|
|
|
- *
|
|
|
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
|
|
|
- * http://www.samsung.com
|
|
|
- *
|
|
|
- * Samsung Power domain support
|
|
|
- *
|
|
|
- * This program is free software; you can redistribute it and/or modify
|
|
|
- * it under the terms of the GNU General Public License version 2 as
|
|
|
- * published by the Free Software Foundation.
|
|
|
-*/
|
|
|
-
|
|
|
-#include <linux/init.h>
|
|
|
-#include <linux/export.h>
|
|
|
-#include <linux/platform_device.h>
|
|
|
-#include <linux/err.h>
|
|
|
-#include <linux/pm_runtime.h>
|
|
|
-
|
|
|
-#include <plat/pd.h>
|
|
|
-
|
|
|
-static int samsung_pd_probe(struct platform_device *pdev)
|
|
|
-{
|
|
|
- struct samsung_pd_info *pdata = pdev->dev.platform_data;
|
|
|
- struct device *dev = &pdev->dev;
|
|
|
-
|
|
|
- if (!pdata) {
|
|
|
- dev_err(dev, "no device data specified\n");
|
|
|
- return -ENOENT;
|
|
|
- }
|
|
|
-
|
|
|
- pm_runtime_set_active(dev);
|
|
|
- pm_runtime_enable(dev);
|
|
|
-
|
|
|
- dev_info(dev, "power domain registered\n");
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-static int __devexit samsung_pd_remove(struct platform_device *pdev)
|
|
|
-{
|
|
|
- struct device *dev = &pdev->dev;
|
|
|
-
|
|
|
- pm_runtime_disable(dev);
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-static int samsung_pd_runtime_suspend(struct device *dev)
|
|
|
-{
|
|
|
- struct samsung_pd_info *pdata = dev->platform_data;
|
|
|
- int ret = 0;
|
|
|
-
|
|
|
- if (pdata->disable)
|
|
|
- ret = pdata->disable(dev);
|
|
|
-
|
|
|
- dev_dbg(dev, "suspended\n");
|
|
|
- return ret;
|
|
|
-}
|
|
|
-
|
|
|
-static int samsung_pd_runtime_resume(struct device *dev)
|
|
|
-{
|
|
|
- struct samsung_pd_info *pdata = dev->platform_data;
|
|
|
- int ret = 0;
|
|
|
-
|
|
|
- if (pdata->enable)
|
|
|
- ret = pdata->enable(dev);
|
|
|
-
|
|
|
- dev_dbg(dev, "resumed\n");
|
|
|
- return ret;
|
|
|
-}
|
|
|
-
|
|
|
-static const struct dev_pm_ops samsung_pd_pm_ops = {
|
|
|
- .runtime_suspend = samsung_pd_runtime_suspend,
|
|
|
- .runtime_resume = samsung_pd_runtime_resume,
|
|
|
-};
|
|
|
-
|
|
|
-static struct platform_driver samsung_pd_driver = {
|
|
|
- .driver = {
|
|
|
- .name = "samsung-pd",
|
|
|
- .owner = THIS_MODULE,
|
|
|
- .pm = &samsung_pd_pm_ops,
|
|
|
- },
|
|
|
- .probe = samsung_pd_probe,
|
|
|
- .remove = __devexit_p(samsung_pd_remove),
|
|
|
-};
|
|
|
-
|
|
|
-static int __init samsung_pd_init(void)
|
|
|
-{
|
|
|
- int ret;
|
|
|
-
|
|
|
- ret = platform_driver_register(&samsung_pd_driver);
|
|
|
- if (ret)
|
|
|
- printk(KERN_ERR "%s: failed to add PD driver\n", __func__);
|
|
|
-
|
|
|
- return ret;
|
|
|
-}
|
|
|
-arch_initcall(samsung_pd_init);
|
Bartlomiej Zolnierkiewicz