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MLK-16118-3 core: Add power domain operation to device probe 

When power domain driver is enabled, power on the power domain
for the device be probed.

Reviewed-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Ye Li <ye.li@nxp.com>
(cherry picked from commit bf3e8ecc36ed9f84b9ad1348be48088fbe4eef55)
zero-sugar
Ye Li 2017-08-01 21:57:33 -05:00
parent 68b9f562f4
commit 2fde20b3dd
1 changed files with 12 additions and 0 deletions
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12
drivers/core/device.c
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@ -27,6 +27,9 @@
#include <dm/util.h>
#include <linux/err.h>
#include <linux/list.h>
#ifdef CONFIG_POWER_DOMAIN
#include <power-domain.h>
#endif
DECLARE_GLOBAL_DATA_PTR;
@ -376,6 +379,15 @@ int device_probe(struct udevice *dev)
if (dev->parent && device_get_uclass_id(dev) != UCLASS_PINCTRL)
pinctrl_select_state(dev, "default");
#ifdef CONFIG_POWER_DOMAIN
if (dev->parent && device_get_uclass_id(dev) != UCLASS_POWER_DOMAIN) {
struct power_domain pd;
if (!power_domain_get(dev, &pd)) {
power_domain_on(&pd);
}
}
#endif
ret = uclass_pre_probe_device(dev);
if (ret)
goto fail;