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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /include/linux/phy/ulpi_phy.h | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/linux/phy/ulpi_phy.h')
-rw-r--r-- | include/linux/phy/ulpi_phy.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/include/linux/phy/ulpi_phy.h b/include/linux/phy/ulpi_phy.h new file mode 100644 index 000000000..7054b4403 --- /dev/null +++ b/include/linux/phy/ulpi_phy.h @@ -0,0 +1,32 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#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); +} |