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| author | Gabor Juhos <juhosg@openwrt.org> | 2012-05-29 16:39:27 +0000 |
|---|---|---|
| committer | Gabor Juhos <juhosg@openwrt.org> | 2012-05-29 16:39:27 +0000 |
| commit | 9e02593b70183f13e0ad3c40abdc0914f4799bf1 (patch) | |
| tree | e1f94280ac7c91be2b8db6fe7d9faf688c79a339 /target/linux/generic/files | |
| parent | 0d241e6670e290d243afb56422f5bc975fcc32cd (diff) | |
| download | upstream-9e02593b70183f13e0ad3c40abdc0914f4799bf1.tar.gz upstream-9e02593b70183f13e0ad3c40abdc0914f4799bf1.tar.bz2 upstream-9e02593b70183f13e0ad3c40abdc0914f4799bf1.zip | |
generic: ar8216: add revision specific PHY fixups for AR8327
SVN-Revision: 32000
Diffstat (limited to 'target/linux/generic/files')
| -rw-r--r-- | target/linux/generic/files/drivers/net/phy/ar8216.c | 47 | ||||
| -rw-r--r-- | target/linux/generic/files/drivers/net/phy/ar8216.h | 2 |
2 files changed, 41 insertions, 8 deletions
diff --git a/target/linux/generic/files/drivers/net/phy/ar8216.c b/target/linux/generic/files/drivers/net/phy/ar8216.c index 5d63cd22a8..97ce04720c 100644 --- a/target/linux/generic/files/drivers/net/phy/ar8216.c +++ b/target/linux/generic/files/drivers/net/phy/ar8216.c @@ -191,6 +191,17 @@ ar8216_phy_dbg_write(struct ar8216_priv *priv, int phy_addr, mutex_unlock(&bus->mdio_lock); } +static void +ar8216_phy_mmd_write(struct ar8216_priv *priv, int phy_addr, u16 addr, u16 data) +{ + struct mii_bus *bus = priv->phy->bus; + + mutex_lock(&bus->mdio_lock); + bus->write(bus, phy_addr, MII_ATH_MMD_ADDR, addr); + bus->write(bus, phy_addr, MII_ATH_MMD_DATA, data); + mutex_unlock(&bus->mdio_lock); +} + static u32 ar8216_rmw(struct ar8216_priv *priv, int reg, u32 mask, u32 val) { @@ -692,6 +703,32 @@ ar8327_get_pad_cfg(struct ar8327_pad_cfg *cfg) return t; } +static void +ar8327_phy_fixup(struct ar8216_priv *priv, int phy) +{ + switch (priv->chip_rev) { + case 1: + /* For 100M waveform */ + ar8216_phy_dbg_write(priv, phy, 0, 0x02ea); + /* Turn on Gigabit clock */ + ar8216_phy_dbg_write(priv, phy, 0x3d, 0x68a0); + break; + + case 2: + ar8216_phy_mmd_write(priv, phy, 0x7, 0x3c); + ar8216_phy_mmd_write(priv, phy, 0x4007, 0x0); + /* fallthrough */ + case 4: + ar8216_phy_mmd_write(priv, phy, 0x3, 0x800d); + ar8216_phy_mmd_write(priv, phy, 0x4003, 0x803f); + + ar8216_phy_dbg_write(priv, phy, 0x3d, 0x6860); + ar8216_phy_dbg_write(priv, phy, 0x5, 0x2c46); + ar8216_phy_dbg_write(priv, phy, 0x3c, 0x6000); + break; + } +} + static int ar8327_hw_init(struct ar8216_priv *priv) { @@ -712,14 +749,8 @@ ar8327_hw_init(struct ar8216_priv *priv) priv->write(priv, AR8327_REG_POWER_ON_STRIP, 0x40000000); - /* fixup PHYs */ - for (i = 0; i < AR8327_NUM_PHYS; i++) { - /* For 100M waveform */ - ar8216_phy_dbg_write(priv, i, 0, 0x02ea); - - /* Turn on Gigabit clock */ - ar8216_phy_dbg_write(priv, i, 0x3d, 0x68a0); - } + for (i = 0; i < AR8327_NUM_PHYS; i++) + ar8327_phy_fixup(priv, i); return 0; } diff --git a/target/linux/generic/files/drivers/net/phy/ar8216.h b/target/linux/generic/files/drivers/net/phy/ar8216.h index 607ed97f91..c9b5e9f579 100644 --- a/target/linux/generic/files/drivers/net/phy/ar8216.h +++ b/target/linux/generic/files/drivers/net/phy/ar8216.h @@ -25,6 +25,8 @@ #define AR8316_NUM_VLANS 4096 /* Atheros specific MII registers */ +#define MII_ATH_MMD_ADDR 0x0d +#define MII_ATH_MMD_DATA 0x0e #define MII_ATH_DBG_ADDR 0x1d #define MII_ATH_DBG_DATA 0x1e |