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| author | Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> | 2012-12-04 09:32:00 +0100 |
|---|---|---|
| committer | Joe Hershberger <joe.hershberger@ni.com> | 2013-06-24 19:10:14 -0500 |
| commit | cd3ca3ff4959f1279b0dce2f8cfadac7c734f822 (patch) | |
| tree | 7def7d7f7cfcfcefc1a3f4b5895ab6f882bd0121 /drivers/net | |
| parent | aeceec0d0ee492d6d20d4b4b07f7d9b6c3b109be (diff) | |
| download | talos-obmc-uboot-cd3ca3ff4959f1279b0dce2f8cfadac7c734f822.tar.gz talos-obmc-uboot-cd3ca3ff4959f1279b0dce2f8cfadac7c734f822.zip | |
NET: mvgbe: add phylib support
This add phylib support to the Marvell GBE driver.
Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/mvgbe.c | 69 |
1 files changed, 65 insertions, 4 deletions
diff --git a/drivers/net/mvgbe.c b/drivers/net/mvgbe.c index 47bf27c8ba..4b588235a5 100644 --- a/drivers/net/mvgbe.c +++ b/drivers/net/mvgbe.c @@ -52,7 +52,7 @@ DECLARE_GLOBAL_DATA_PTR; #define MV_PHY_ADR_REQUEST 0xee #define MVGBE_SMI_REG (((struct mvgbe_registers *)MVGBE0_BASE)->smi) -#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) +#if defined(CONFIG_PHYLIB) || defined(CONFIG_MII) || defined(CONFIG_CMD_MII) /* * smi_reg_read - miiphy_read callback function. * @@ -184,6 +184,25 @@ static int smi_reg_write(const char *devname, u8 phy_adr, u8 reg_ofs, u16 data) } #endif +#if defined(CONFIG_PHYLIB) +int mvgbe_phy_read(struct mii_dev *bus, int phy_addr, int dev_addr, + int reg_addr) +{ + u16 data; + int ret; + ret = smi_reg_read(bus->name, phy_addr, reg_addr, &data); + if (ret) + return ret; + return data; +} + +int mvgbe_phy_write(struct mii_dev *bus, int phy_addr, int dev_addr, + int reg_addr, u16 data) +{ + return smi_reg_write(bus->name, phy_addr, reg_addr, data); +} +#endif + /* Stop and checks all queues */ static void stop_queue(u32 * qreg) { @@ -467,8 +486,9 @@ static int mvgbe_init(struct eth_device *dev) /* Enable port Rx. */ MVGBE_REG_WR(regs->rqc, (1 << RXUQ)); -#if (defined (CONFIG_MII) || defined (CONFIG_CMD_MII)) \ - && defined (CONFIG_SYS_FAULT_ECHO_LINK_DOWN) +#if (defined(CONFIG_MII) || defined(CONFIG_CMD_MII)) && \ + !defined(CONFIG_PHYLIB) && \ + defined(CONFIG_SYS_FAULT_ECHO_LINK_DOWN) /* Wait up to 5s for the link status */ for (i = 0; i < 5; i++) { u16 phyadr; @@ -647,6 +667,45 @@ static int mvgbe_recv(struct eth_device *dev) return 0; } +#if defined(CONFIG_PHYLIB) +int mvgbe_phylib_init(struct eth_device *dev, int phyid) +{ + struct mii_dev *bus; + struct phy_device *phydev; + int ret; + + bus = mdio_alloc(); + if (!bus) { + printf("mdio_alloc failed\n"); + return -ENOMEM; + } + bus->read = mvgbe_phy_read; + bus->write = mvgbe_phy_write; + sprintf(bus->name, dev->name); + + ret = mdio_register(bus); + if (ret) { + printf("mdio_register failed\n"); + free(bus); + return -ENOMEM; + } + + /* Set phy address of the port */ + mvgbe_phy_write(bus, MV_PHY_ADR_REQUEST, 0, MV_PHY_ADR_REQUEST, phyid); + + phydev = phy_connect(bus, phyid, dev, PHY_INTERFACE_MODE_RGMII); + if (!phydev) { + printf("phy_connect failed\n"); + return -ENODEV; + } + + phy_config(phydev); + phy_startup(phydev); + + return 0; +} +#endif + int mvgbe_initialize(bd_t *bis) { struct mvgbe_device *dmvgbe; @@ -729,7 +788,9 @@ error1: eth_register(dev); -#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) +#if defined(CONFIG_PHYLIB) + mvgbe_phylib_init(dev, PHY_BASE_ADR + devnum); +#elif defined(CONFIG_MII) || defined(CONFIG_CMD_MII) miiphy_register(dev->name, smi_reg_read, smi_reg_write); /* Set phy address of the port */ miiphy_write(dev->name, MV_PHY_ADR_REQUEST, |
