diff options
| author | Fugang Duan <fugang.duan@nxp.com> | 2021-07-28 19:51:59 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-07-28 13:38:53 +0100 |
| commit | 947240ebcc635ab063f17ba027352c3a474d2438 (patch) | |
| tree | 45c187e91ff7a39589a6cf77d8cc71d1544b04e3 /drivers/net/ethernet/freescale/fec.h | |
| parent | df11b8073e19bd0eedae630dae82f38eb374b80d (diff) | |
net: fec: add imx8mq and imx8qm new versions support
The ENET of imx8mq and imx8qm are basically the same as imx6sx,
but they have new features support based on imx6sx, like:
- imx8mq: supports IEEE 802.3az EEE standard.
- imx8qm: supports RGMII mode delayed clock.
Signed-off-by: Fugang Duan <fugang.duan@nxp.com>
Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/freescale/fec.h')
| -rw-r--r-- | drivers/net/ethernet/freescale/fec.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/net/ethernet/freescale/fec.h b/drivers/net/ethernet/freescale/fec.h index 2e002e4b4b4a..c1f93aa79d63 100644 --- a/drivers/net/ethernet/freescale/fec.h +++ b/drivers/net/ethernet/freescale/fec.h @@ -472,6 +472,19 @@ struct bufdesc_ex { */ #define FEC_QUIRK_HAS_MULTI_QUEUES (1 << 19) +/* i.MX8MQ ENET IP version add new feature to support IEEE 802.3az EEE + * standard. For the transmission, MAC supply two user registers to set + * Sleep (TS) and Wake (TW) time. + */ +#define FEC_QUIRK_HAS_EEE (1 << 20) + +/* i.MX8QM ENET IP version add new feture to generate delayed TXC/RXC + * as an alternative option to make sure it works well with various PHYs. + * For the implementation of delayed clock, ENET takes synchronized 250MHz + * clocks to generate 2ns delay. + */ +#define FEC_QUIRK_DELAYED_CLKS_SUPPORT (1 << 21) + struct bufdesc_prop { int qid; /* Address of Rx and Tx buffers */ |