ethernet/xilinx/xilinx_axienet_mdio.c

3  * MDIO bus driver for the Xilinx Axi Ethernet device
24  * axienet_mdio_wait_until_ready - MDIO wait function
29  * Wait till MDIO interface is ready to accept a new transaction.
41  * axienet_mdio_mdc_enable - MDIO MDC enable function
44  * Enable the MDIO MDC. Called prior to a read/write operation
53  * axienet_mdio_mdc_disable - MDIO MDC disable function
56  * Disable the MDIO MDC. Called after a read/write operation
68  * axienet_mdio_read - MDIO interface read function
117  * axienet_mdio_write - MDIO interface write function
165  * axienet_mdio_enable - MDIO hardware setup function
167  * @np:		Pointer to mdio device tree node.
172  * Sets up the MDIO interface by initializing the MDIO clock and enabling the
173  * MDIO interface in hardware.
212 		netdev_info(lp->ndev, "Setting non-standard mdio bus frequency to %u Hz\n",  in axienet_mdio_enable()
251 		netdev_warn(lp->ndev, "MDIO clock divisor overflow\n");  in axienet_mdio_enable()
257 		   "Setting MDIO clock divisor to %u/%u Hz host clock.\n",  in axienet_mdio_enable()
270  * axienet_mdio_setup - MDIO setup function
277  * Sets up the MDIO interface by initializing the MDIO clock.
278  * Register the MDIO interface.
294 	bus->name = "Xilinx Axi Ethernet MDIO";  in axienet_mdio_setup()
300 	mdio_node = of_get_child_by_name(lp->dev->of_node, "mdio");  in axienet_mdio_setup()
321  * axienet_mdio_teardown - MDIO remove function
324  * Unregisters the MDIO and frees any associate memory for mii bus.