diff options
Diffstat (limited to 'drivers/net/ravb.c')
| -rw-r--r-- | drivers/net/ravb.c | 65 |
1 files changed, 60 insertions, 5 deletions
diff --git a/drivers/net/ravb.c b/drivers/net/ravb.c index ab45a31..8db127b 100644 --- a/drivers/net/ravb.c +++ b/drivers/net/ravb.c @@ -10,6 +10,7 @@ */ #include <common.h> +#include <clk.h> #include <dm.h> #include <errno.h> #include <miiphy.h> @@ -120,6 +121,7 @@ struct ravb_priv { struct phy_device *phydev; struct mii_dev *bus; void __iomem *iobase; + struct clk clk; }; static inline void ravb_flush_dcache(u32 addr, u32 len) @@ -298,13 +300,14 @@ static int ravb_phy_config(struct udevice *dev) struct ravb_priv *eth = dev_get_priv(dev); struct eth_pdata *pdata = dev_get_platdata(dev); struct phy_device *phydev; - int reg; + int mask = 0xffffffff, reg; - phydev = phy_connect(eth->bus, pdata->phy_interface, - dev, PHY_INTERFACE_MODE_RGMII_ID); + phydev = phy_find_by_mask(eth->bus, mask, pdata->phy_interface); if (!phydev) return -ENODEV; + phy_connect_dev(phydev, dev); + eth->phydev = phydev; /* 10BASE is not supported for Ethernet AVB MAC */ @@ -431,27 +434,38 @@ int ravb_start(struct udevice *dev) struct ravb_priv *eth = dev_get_priv(dev); int ret; - ret = ravb_reset(dev); + ret = clk_enable(ð->clk); if (ret) return ret; + ret = ravb_reset(dev); + if (ret) + goto err; + ravb_base_desc_init(eth); ravb_tx_desc_init(eth); ravb_rx_desc_init(eth); ret = ravb_config(dev); if (ret) - return ret; + goto err; /* Setting the control will start the AVB-DMAC process. */ writel(CCC_OPC_OPERATION, eth->iobase + RAVB_REG_CCC); return 0; + +err: + clk_disable(ð->clk); + return ret; } static void ravb_stop(struct udevice *dev) { + struct ravb_priv *eth = dev_get_priv(dev); + ravb_reset(dev); + clk_disable(ð->clk); } static int ravb_probe(struct udevice *dev) @@ -465,6 +479,10 @@ static int ravb_probe(struct udevice *dev) iobase = map_physmem(pdata->iobase, 0x1000, MAP_NOCACHE); eth->iobase = iobase; + ret = clk_get_by_index(dev, 0, ð->clk); + if (ret < 0) + goto err_mdio_alloc; + mdiodev = mdio_alloc(); if (!mdiodev) { ret = -ENOMEM; @@ -589,9 +607,46 @@ static const struct eth_ops ravb_ops = { .write_hwaddr = ravb_write_hwaddr, }; +int ravb_ofdata_to_platdata(struct udevice *dev) +{ + struct eth_pdata *pdata = dev_get_platdata(dev); + const char *phy_mode; + const fdt32_t *cell; + int ret = 0; + + pdata->iobase = devfdt_get_addr(dev); + pdata->phy_interface = -1; + phy_mode = fdt_getprop(gd->fdt_blob, dev_of_offset(dev), "phy-mode", + NULL); + if (phy_mode) + pdata->phy_interface = phy_get_interface_by_name(phy_mode); + if (pdata->phy_interface == -1) { + debug("%s: Invalid PHY interface '%s'\n", __func__, phy_mode); + return -EINVAL; + } + + pdata->max_speed = 1000; + cell = fdt_getprop(gd->fdt_blob, dev_of_offset(dev), "max-speed", NULL); + if (cell) + pdata->max_speed = fdt32_to_cpu(*cell); + + sprintf(bb_miiphy_buses[0].name, dev->name); + + return ret; +} + +static const struct udevice_id ravb_ids[] = { + { .compatible = "renesas,etheravb-r8a7795" }, + { .compatible = "renesas,etheravb-r8a7796" }, + { .compatible = "renesas,etheravb-rcar-gen3" }, + { } +}; + U_BOOT_DRIVER(eth_ravb) = { .name = "ravb", .id = UCLASS_ETH, + .of_match = ravb_ids, + .ofdata_to_platdata = ravb_ofdata_to_platdata, .probe = ravb_probe, .remove = ravb_remove, .ops = &ravb_ops, |