diff options
| -rw-r--r-- | src/device/mdio.c | 24 | ||||
| -rw-r--r-- | src/include/device/mdio.h | 3 |
2 files changed, 27 insertions, 0 deletions
diff --git a/src/device/mdio.c b/src/device/mdio.c index 9f560e6bdf..39ac40bca7 100644 --- a/src/device/mdio.c +++ b/src/device/mdio.c @@ -1,5 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0-only */ +#include <assert.h> #include <console/console.h> #include <device/device.h> #include <device/mdio.h> @@ -14,3 +15,26 @@ const struct mdio_bus_operations *dev_get_mdio_ops(struct device *dev) return dev->ops->ops_mdio; } + +uint16_t mdio_read(struct device *dev, uint8_t offset) +{ + const struct mdio_bus_operations *mdio_ops; + struct device *parent = dev->bus->dev; + + assert(dev->path.type == DEVICE_PATH_MDIO); + mdio_ops = dev_get_mdio_ops(parent); + if (!mdio_ops) + return 0; + return mdio_ops->read(parent, dev->path.mdio.addr, offset); +} +void mdio_write(struct device *dev, uint8_t offset, uint16_t val) +{ + const struct mdio_bus_operations *mdio_ops; + struct device *parent = dev->bus->dev; + + assert(dev->path.type == DEVICE_PATH_MDIO); + mdio_ops = dev_get_mdio_ops(parent); + if (!mdio_ops) + return; + mdio_ops->write(parent, dev->path.mdio.addr, offset, val); +} diff --git a/src/include/device/mdio.h b/src/include/device/mdio.h index 39e60f582d..44ce48b7f3 100644 --- a/src/include/device/mdio.h +++ b/src/include/device/mdio.h @@ -14,4 +14,7 @@ struct mdio_bus_operations { /* Helper for getting mdio operations from a device */ const struct mdio_bus_operations *dev_get_mdio_ops(struct device *dev); +uint16_t mdio_read(struct device *dev, uint8_t offset); +void mdio_write(struct device *dev, uint8_t offset, uint16_t val); + #endif /* __DEVICE_MDIO_H__ */ |