diff options
| author | Zang Roy-R61911 <[email protected]> | 2013-03-04 03:59:20 +0000 |
|---|---|---|
| committer | Andy Fleming <[email protected]> | 2013-05-02 16:56:44 -0500 |
| commit | c5729f0b1fb8777c5dcfd2e510bc351045e9b1c4 (patch) | |
| tree | 9f94fc7e3fd0938975c8fbe4c715291d51f40110 /drivers | |
| parent | 7b700d212532b1b7b11e003d6949407d74fb69e3 (diff) | |
fman/mEMAC: set SETSP bit in IF_MODE regisgter for RGMII speed
Some legacy RGMII phys don't have in band signaling for the
speed information. so set the RGMII MAC mode according to
the speed got from PHY.
Signed-off-by: Roy Zang <[email protected]>
Reported-by: John Traill <[email protected]>
Signed-off-by: Andy Fleming <[email protected]>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/fm/memac.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/net/fm/memac.c b/drivers/net/fm/memac.c index 32c7054e352..d3eee248ac9 100644 --- a/drivers/net/fm/memac.c +++ b/drivers/net/fm/memac.c @@ -112,6 +112,23 @@ static void memac_set_interface_mode(struct fsl_enet_mac *mac, /* Enable automatic speed selection */ if_mode |= IF_MODE_EN_AUTO; + if (type == PHY_INTERFACE_MODE_RGMII) { + if_mode &= ~IF_MODE_EN_AUTO; + if_mode &= ~IF_MODE_SETSP_MASK; + switch (speed) { + case SPEED_1000: + if_mode |= IF_MODE_SETSP_1000M; + break; + case SPEED_100: + if_mode |= IF_MODE_SETSP_100M; + break; + case SPEED_10: + if_mode |= IF_MODE_SETSP_10M; + default: + break; + } + } + debug(" %s, if_mode = %x\n", __func__, if_mode); debug(" %s, if_status = %x\n", __func__, if_status); out_be32(®s->if_mode, if_mode); |