diff options
| author | Ye Li <ye.li@nxp.com> | 2017-08-01 21:57:33 -0500 |
|---|---|---|
| committer | Ye Li <ye.li@nxp.com> | 2018-04-27 02:32:31 -0700 |
| commit | 2fde20b3ddf037bf64706426763d88cdba2a7087 (patch) | |
| tree | 63a1b732e7bb4684a54650826ca49b2d5bf1891c /drivers | |
| parent | 68b9f562f46bbecdd11643bacc70fe3cd2e1243c (diff) | |
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)
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/core/device.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/core/device.c b/drivers/core/device.c index 940a153c58..303289bbe4 100644 --- a/drivers/core/device.c +++ b/drivers/core/device.c @@ -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; |