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dm: core: device: enable power domain in probe 

Enable power domain associated with the device when probe.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Peng Fan 2018-07-27 10:20:38 +08:00 committed by Anatolij Gustschin
parent e13278c943
commit 3ad3077848
1 changed files with 7 additions and 0 deletions
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7
drivers/core/device.c
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@ -26,6 +26,7 @@
#include <dm/util.h> #include <dm/util.h>
#include <linux/err.h> #include <linux/err.h>
#include <linux/list.h> #include <linux/list.h>
#include <power-domain.h>
DECLARE_GLOBAL_DATA_PTR; DECLARE_GLOBAL_DATA_PTR;
@ -304,6 +305,7 @@ static void *alloc_priv(int size, uint flags)
int device_probe(struct udevice *dev) int device_probe(struct udevice *dev)
{ {
struct power_domain pd;
const struct driver *drv; const struct driver *drv;
int size = 0; int size = 0;
int ret; int ret;
@ -383,6 +385,11 @@ int device_probe(struct udevice *dev)
if (dev->parent && device_get_uclass_id(dev) != UCLASS_PINCTRL) if (dev->parent && device_get_uclass_id(dev) != UCLASS_PINCTRL)
pinctrl_select_state(dev, "default"); pinctrl_select_state(dev, "default");
if (dev->parent && device_get_uclass_id(dev) != UCLASS_POWER_DOMAIN) {
if (!power_domain_get(dev, &pd))
power_domain_on(&pd);
}
ret = uclass_pre_probe_device(dev); ret = uclass_pre_probe_device(dev);
if (ret) if (ret)
goto fail; goto fail;