18 static int spl2sw_mdio_access(struct spl2sw_common *comm, u8 cmd, u8 addr, u8 regnum, u16 wdata)  in spl2sw_mdio_access()  argument
27 	reg = readl(comm->l2sw_reg_base + L2SW_MAC_FORCE_MODE);  in spl2sw_mdio_access()
37 	spin_lock_irq(&comm->mdio_lock);  in spl2sw_mdio_access()
38 	writel(reg, comm->l2sw_reg_base + L2SW_MAC_FORCE_MODE);  in spl2sw_mdio_access()
39 	writel(reg2, comm->l2sw_reg_base + L2SW_PHY_CNTL_REG0);  in spl2sw_mdio_access()
40 	spin_unlock_irq(&comm->mdio_lock);  in spl2sw_mdio_access()
43 				comm->l2sw_reg_base + L2SW_PHY_CNTL_REG1);  in spl2sw_mdio_access()
49 	reg = readl(comm->l2sw_reg_base + L2SW_MAC_FORCE_MODE);  in spl2sw_mdio_access()
52 	writel(reg, comm->l2sw_reg_base + L2SW_MAC_FORCE_MODE);  in spl2sw_mdio_access()
62 	struct spl2sw_common *comm = bus->priv;  in spl2sw_mii_read()  local
64 	return spl2sw_mdio_access(comm, SPL2SW_MDIO_READ_CMD, addr, regnum, 0);  in spl2sw_mii_read()
69 	struct spl2sw_common *comm = bus->priv;  in spl2sw_mii_write()  local
72 	ret = spl2sw_mdio_access(comm, SPL2SW_MDIO_WRITE_CMD, addr, regnum, val);  in spl2sw_mii_write()
79 u32 spl2sw_mdio_init(struct spl2sw_common *comm)  in spl2sw_mdio_init()  argument
86 	mdio_np = of_get_child_by_name(comm->pdev->dev.of_node, "mdio");  in spl2sw_mdio_init()
88 		dev_err(&comm->pdev->dev, "No mdio child node found!\n");  in spl2sw_mdio_init()
93 	mii_bus = devm_mdiobus_alloc(&comm->pdev->dev);  in spl2sw_mdio_init()
100 	mii_bus->parent = &comm->pdev->dev;  in spl2sw_mdio_init()
101 	mii_bus->priv = comm;  in spl2sw_mdio_init()
104 	snprintf(mii_bus->id, MII_BUS_ID_SIZE, "%s-mii", dev_name(&comm->pdev->dev));  in spl2sw_mdio_init()
108 		dev_err(&comm->pdev->dev, "Failed to register mdiobus!\n");  in spl2sw_mdio_init()
112 	comm->mii_bus = mii_bus;  in spl2sw_mdio_init()
119 void spl2sw_mdio_remove(struct spl2sw_common *comm)  in spl2sw_mdio_remove()  argument
121 	if (comm->mii_bus) {  in spl2sw_mdio_remove()
122 		mdiobus_unregister(comm->mii_bus);  in spl2sw_mdio_remove()
123 		comm->mii_bus = NULL;  in spl2sw_mdio_remove()