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phy: Move ULPI phy header out of drivers to include path

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Although ULPI phy is currently being used by tusb1210,
there can be other consumers too in future. So move this
to the includes path for phy.

Signed-off-by: Vivek Gautam <vivek.gautam@codeaurora.org>
Cc: Stephen Boyd <stephen.boyd@linaro.org>
Cc: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Cc: Kishon Vijay Abraham I <kishon@ti.com>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Cc: linux-omap@vger.kernel.org
Cc: linux-usb@vger.kernel.org
Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
This commit is contained in:
Vivek Gautam 2017-05-11 12:17:41 +05:30 • committed by Kishon Vijay Abraham I
parent 706a3b6995
commit 858edde001
2 changed files with 1 additions and 2 deletions
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31
include/linux/phy/ulpi_phy.h Normal file
View file

@ -0,0 +1,31 @@
#include <linux/phy/phy.h>
/**
* Helper that registers PHY for a ULPI device and adds a lookup for binding it
* and it's controller, which is always the parent.
*/
static inline struct phy
*ulpi_phy_create(struct ulpi *ulpi, const struct phy_ops *ops)
{
struct phy *phy;
int ret;
phy = phy_create(&ulpi->dev, NULL, ops);
if (IS_ERR(phy))
return phy;
ret = phy_create_lookup(phy, "usb2-phy", dev_name(ulpi->dev.parent));
if (ret) {
phy_destroy(phy);
return ERR_PTR(ret);
}
return phy;
}
/* Remove a PHY that was created with ulpi_phy_create() and it's lookup. */
static inline void ulpi_phy_destroy(struct ulpi *ulpi, struct phy *phy)
{
phy_remove_lookup(phy, "usb2-phy", dev_name(ulpi->dev.parent));
phy_destroy(phy);
}