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| author | Shaohui Xie <Shaohui.Xie@freescale.com> | 2014-04-22 18:21:37 +0800 |
|---|---|---|
| committer | York Sun <yorksun@freescale.com> | 2014-05-13 08:26:54 -0700 |
| commit | 3a7ed5aa232da1d2836b5d3962e59e685307122e (patch) | |
| tree | b66d74d6d566e4b036e43d5a11dbbd0b20971ee5 | |
| parent | e47c2a68517a3acd8e7668e0fc16a2c168ac30b4 (diff) | |
| download | u-boot-imx-3a7ed5aa232da1d2836b5d3962e59e685307122e.zip u-boot-imx-3a7ed5aa232da1d2836b5d3962e59e685307122e.tar.gz u-boot-imx-3a7ed5aa232da1d2836b5d3962e59e685307122e.tar.bz2 | |
powerpc/fman/memac: use default MDIO_HOLD value
Current driver uses a Maximum value for MDIO_HOLD when doing 10G MDIO
access, this is due to an errata A-006260 on T4 rev1.0 which is fixed
on rev2.0, so remove the maximum value to use the default value for rev2.0.
Signed-off-by: Shaohui Xie <Shaohui.Xie@freescale.com>
| -rw-r--r-- | drivers/net/fm/memac_phy.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/net/fm/memac_phy.c b/drivers/net/fm/memac_phy.c index 2f4bc11..de9c0e9 100644 --- a/drivers/net/fm/memac_phy.c +++ b/drivers/net/fm/memac_phy.c @@ -29,10 +29,8 @@ int memac_mdio_write(struct mii_dev *bus, int port_addr, int dev_addr, c45 = 0; /* clause 22 */ dev_addr = regnum & 0x1f; clrbits_be32(®s->mdio_stat, MDIO_STAT_ENC); - } else { + } else setbits_be32(®s->mdio_stat, MDIO_STAT_ENC); - setbits_be32(®s->mdio_stat, MDIO_STAT_HOLD_15_CLK); - } /* Wait till the bus is free */ while ((in_be32(®s->mdio_stat)) & MDIO_STAT_BSY) @@ -76,10 +74,8 @@ int memac_mdio_read(struct mii_dev *bus, int port_addr, int dev_addr, c45 = 0; /* clause 22 */ dev_addr = regnum & 0x1f; clrbits_be32(®s->mdio_stat, MDIO_STAT_ENC); - } else { + } else setbits_be32(®s->mdio_stat, MDIO_STAT_ENC); - setbits_be32(®s->mdio_stat, MDIO_STAT_HOLD_15_CLK); - } /* Wait till the bus is free */ while ((in_be32(®s->mdio_stat)) & MDIO_STAT_BSY) |