diff options
Diffstat (limited to 'drivers/net/ax88180.c')
| -rw-r--r-- | drivers/net/ax88180.c | 137 |
1 files changed, 84 insertions, 53 deletions
diff --git a/drivers/net/ax88180.c b/drivers/net/ax88180.c index d843397f34..bc3e6ad58a 100644 --- a/drivers/net/ax88180.c +++ b/drivers/net/ax88180.c @@ -41,6 +41,7 @@ #include <command.h> #include <net.h> #include <malloc.h> +#include <linux/mii.h> #include "ax88180.h" /* @@ -50,9 +51,9 @@ */ static void ax88180_rx_handler (struct eth_device *dev); static int ax88180_phy_initial (struct eth_device *dev); -static void ax88180_meidia_config (struct eth_device *dev); -static unsigned long get_CicadaPHY_meida_mode (struct eth_device *dev); -static unsigned long get_MarvellPHY_meida_mode (struct eth_device *dev); +static void ax88180_media_config (struct eth_device *dev); +static unsigned long get_CicadaPHY_media_mode (struct eth_device *dev); +static unsigned long get_MarvellPHY_media_mode (struct eth_device *dev); static unsigned short ax88180_mdio_read (struct eth_device *dev, unsigned long regaddr); static void ax88180_mdio_write (struct eth_device *dev, @@ -112,10 +113,10 @@ static int ax88180_phy_reset (struct eth_device *dev) { unsigned short delay_cnt = 500; - ax88180_mdio_write (dev, BMCR, (PHY_RESET | AUTONEG_EN)); + ax88180_mdio_write (dev, MII_BMCR, (BMCR_RESET | BMCR_ANENABLE)); /* Wait for the reset to complete, or time out (500 ms) */ - while (ax88180_mdio_read (dev, BMCR) & PHY_RESET) { + while (ax88180_mdio_read (dev, MII_BMCR) & BMCR_RESET) { udelay (1000); if (--delay_cnt == 0) { printf ("Failed to reset PHY!\n"); @@ -255,52 +256,78 @@ static int ax88180_phy_initial (struct eth_device *dev) { struct ax88180_private *priv = (struct ax88180_private *)dev->priv; unsigned long tmp_regval; + unsigned short phyaddr; - /* Check avaliable PHY chipset */ - priv->PhyAddr = MARVELL_88E1111_PHYADDR; - priv->PhyID0 = ax88180_mdio_read (dev, PHYIDR0); - - if (priv->PhyID0 == MARVELL_88E1111_PHYIDR0) { - - debug ("ax88180: Found Marvell 88E1111 PHY." - " (PHY Addr=0x%x)\n", priv->PhyAddr); - - tmp_regval = ax88180_mdio_read (dev, M88_EXT_SSR); - if ((tmp_regval & HWCFG_MODE_MASK) == RGMII_COPPER_MODE) { + /* Search for first avaliable PHY chipset */ +#ifdef CONFIG_PHY_ADDR + phyaddr = CONFIG_PHY_ADDR; +#else + for (phyaddr = 0; phyaddr < 32; ++phyaddr) +#endif + { + priv->PhyAddr = phyaddr; + priv->PhyID0 = ax88180_mdio_read(dev, MII_PHYSID1); + priv->PhyID1 = ax88180_mdio_read(dev, MII_PHYSID2); + + switch (priv->PhyID0) { + case MARVELL_ALASKA_PHYSID0: + debug("ax88180: Found Marvell Alaska PHY family." + " (PHY Addr=0x%x)\n", priv->PhyAddr); + + switch (priv->PhyID1) { + case MARVELL_88E1118_PHYSID1: + ax88180_mdio_write(dev, M88E1118_PAGE_SEL, 2); + ax88180_mdio_write(dev, M88E1118_CR, + M88E1118_CR_DEFAULT); + ax88180_mdio_write(dev, M88E1118_PAGE_SEL, 3); + ax88180_mdio_write(dev, M88E1118_LEDCTL, + M88E1118_LEDCTL_DEFAULT); + ax88180_mdio_write(dev, M88E1118_LEDMIX, + M88E1118_LEDMIX_LED050 | M88E1118_LEDMIX_LED150 | 0x15); + ax88180_mdio_write(dev, M88E1118_PAGE_SEL, 0); + default: /* Default to 88E1111 Phy */ + tmp_regval = ax88180_mdio_read(dev, M88E1111_EXT_SSR); + if ((tmp_regval & HWCFG_MODE_MASK) != RGMII_COPPER_MODE) + ax88180_mdio_write(dev, M88E1111_EXT_SCR, + DEFAULT_EXT_SCR); + } - ax88180_mdio_write (dev, M88_EXT_SCR, DEFAULT_EXT_SCR); - if (ax88180_phy_reset (dev) < 0) + if (ax88180_phy_reset(dev) < 0) return 0; - ax88180_mdio_write (dev, M88_IER, LINK_CHANGE_INT); - } - } else { + ax88180_mdio_write(dev, M88_IER, LINK_CHANGE_INT); - priv->PhyAddr = CICADA_CIS8201_PHYADDR; - priv->PhyID0 = ax88180_mdio_read (dev, PHYIDR0); + return 1; - if (priv->PhyID0 == CICADA_CIS8201_PHYIDR0) { + case CICADA_CIS8201_PHYSID0: + debug("ax88180: Found CICADA CIS8201 PHY" + " chipset. (PHY Addr=0x%x)\n", priv->PhyAddr); - debug ("ax88180: Found CICADA CIS8201 PHY" - " chipset. (PHY Addr=0x%x)\n", priv->PhyAddr); - ax88180_mdio_write (dev, CIS_IMR, + ax88180_mdio_write(dev, CIS_IMR, (CIS_INT_ENABLE | LINK_CHANGE_INT)); /* Set CIS_SMI_PRIORITY bit before force the media mode */ - tmp_regval = - ax88180_mdio_read (dev, CIS_AUX_CTRL_STATUS); + tmp_regval = ax88180_mdio_read(dev, CIS_AUX_CTRL_STATUS); tmp_regval &= ~CIS_SMI_PRIORITY; - ax88180_mdio_write (dev, CIS_AUX_CTRL_STATUS, - tmp_regval); - } else { - printf ("ax88180: Unknown PHY chipset!!\n"); - return 0; + ax88180_mdio_write(dev, CIS_AUX_CTRL_STATUS, tmp_regval); + + return 1; + + case 0xffff: + /* No PHY at this addr */ + break; + + default: + printf("ax88180: Unknown PHY chipset %#x at addr %#x\n", + priv->PhyID0, priv->PhyAddr); + break; } } - return 1; + printf("ax88180: Unknown PHY chipset!!\n"); + return 0; } -static void ax88180_meidia_config (struct eth_device *dev) +static void ax88180_media_config (struct eth_device *dev) { struct ax88180_private *priv = (struct ax88180_private *)dev->priv; unsigned long bmcr_val, bmsr_val; @@ -310,20 +337,20 @@ static void ax88180_meidia_config (struct eth_device *dev) /* Waiting 2 seconds for PHY link stable */ for (i = 0; i < 20000; i++) { - bmsr_val = ax88180_mdio_read (dev, BMSR); - if (bmsr_val & LINKOK) { + bmsr_val = ax88180_mdio_read (dev, MII_BMSR); + if (bmsr_val & BMSR_LSTATUS) { break; } udelay (100); } - bmsr_val = ax88180_mdio_read (dev, BMSR); + bmsr_val = ax88180_mdio_read (dev, MII_BMSR); debug ("ax88180: BMSR=0x%04x\n", (unsigned int)bmsr_val); - if (bmsr_val & LINKOK) { - bmcr_val = ax88180_mdio_read (dev, BMCR); + if (bmsr_val & BMSR_LSTATUS) { + bmcr_val = ax88180_mdio_read (dev, MII_BMCR); - if (bmcr_val & AUTONEG_EN) { + if (bmcr_val & BMCR_ANENABLE) { /* * Waiting for Auto-negotiation completion, this may @@ -332,8 +359,8 @@ static void ax88180_meidia_config (struct eth_device *dev) debug ("ax88180: Auto-negotiation is " "enabled. Waiting for NWay completion..\n"); for (i = 0; i < 50000; i++) { - bmsr_val = ax88180_mdio_read (dev, BMSR); - if (bmsr_val & AUTONEG_COMPLETE) { + bmsr_val = ax88180_mdio_read (dev, MII_BMSR); + if (bmsr_val & BMSR_ANEGCOMPLETE) { break; } udelay (100); @@ -345,12 +372,16 @@ static void ax88180_meidia_config (struct eth_device *dev) (unsigned int)bmcr_val, (unsigned int)bmsr_val); /* Get real media mode here */ - if (priv->PhyID0 == MARVELL_88E1111_PHYIDR0) { - RealMediaMode = get_MarvellPHY_meida_mode (dev); - } else if (priv->PhyID0 == CICADA_CIS8201_PHYIDR0) { - RealMediaMode = get_CicadaPHY_meida_mode (dev); - } else { + switch (priv->PhyID0) { + case MARVELL_ALASKA_PHYSID0: + RealMediaMode = get_MarvellPHY_media_mode(dev); + break; + case CICADA_CIS8201_PHYSID0: + RealMediaMode = get_CicadaPHY_media_mode(dev); + break; + default: RealMediaMode = MEDIA_1000FULL; + break; } priv->LinkState = INS_LINK_UP; @@ -424,7 +455,7 @@ static void ax88180_meidia_config (struct eth_device *dev) return; } -static unsigned long get_MarvellPHY_meida_mode (struct eth_device *dev) +static unsigned long get_MarvellPHY_media_mode (struct eth_device *dev) { unsigned long m88_ssr; unsigned long MediaMode; @@ -457,7 +488,7 @@ static unsigned long get_MarvellPHY_meida_mode (struct eth_device *dev) return MediaMode; } -static unsigned long get_CicadaPHY_meida_mode (struct eth_device *dev) +static unsigned long get_CicadaPHY_media_mode (struct eth_device *dev) { unsigned long tmp_regval; unsigned long MediaMode; @@ -522,7 +553,7 @@ static int ax88180_init (struct eth_device *dev, bd_t * bd) dev->enetaddr[4] | (((unsigned short)dev->enetaddr[5]) << 8); OUTW (dev, tmp_regval, MACID2); - ax88180_meidia_config (dev); + ax88180_media_config (dev); OUTW (dev, DEFAULT_RXFILTER, RXFILTER); @@ -558,7 +589,7 @@ static int ax88180_recv (struct eth_device *dev) if (ISR_Status & ISR_PHY) { /* Read ISR register once to clear PHY interrupt bit */ tmp_regval = ax88180_mdio_read (dev, M88_ISR); - ax88180_meidia_config (dev); + ax88180_media_config (dev); } if ((ISR_Status & ISR_RX) || (ISR_Status & ISR_RXBUFFOVR)) { |