diff options
| author |   Fugang Duan <fugang.duan@nxp.com> | 2021-07-28 19:52:01 +0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2021-07-28 13:38:53 +0100 |
| commit | fc539459e900a891dda5b586d7b5e3fd5db14218 (patch) | |
| tree | 1ac154192ec474b894841a9b63e8ca2910cc102e /drivers/net/ethernet/freescale/fec.h | |
| parent | net: fec: add eee mode tx lpi support (diff) | |
| download | wireguard-linux-fc539459e900a891dda5b586d7b5e3fd5db14218.tar.xz wireguard-linux-fc539459e900a891dda5b586d7b5e3fd5db14218.zip | |
net: fec: add MAC internal delayed clock feature support
i.MX8QM ENET IP version support timing specification that MAC
integrate clock delay in RGMII mode, the delayed TXC/RXC as an
alternative option to work well with various PHYs.
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 | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/ethernet/freescale/fec.h b/drivers/net/ethernet/freescale/fec.h index 0a741bc440e4..ae3259164395 100644 --- a/drivers/net/ethernet/freescale/fec.h +++ b/drivers/net/ethernet/freescale/fec.h @@ -381,6 +381,9 @@ struct bufdesc_ex { #define FEC_DEFAULT_IMASK (FEC_ENET_TXF | FEC_ENET_RXF) #define FEC_RX_DISABLED_IMASK (FEC_DEFAULT_IMASK & (~FEC_ENET_RXF)) +#define FEC_ENET_TXC_DLY ((uint)0x00010000) +#define FEC_ENET_RXC_DLY ((uint)0x00020000) + /* ENET interrupt coalescing macro define */ #define FEC_ITR_CLK_SEL (0x1 << 30) #define FEC_ITR_EN (0x1 << 31) @@ -543,6 +546,7 @@ struct fec_enet_private { struct clk *clk_ref; struct clk *clk_enet_out; struct clk *clk_ptp; + struct clk *clk_2x_txclk; bool ptp_clk_on; struct mutex ptp_clk_mutex; @@ -565,6 +569,8 @@ struct fec_enet_private { uint phy_speed; phy_interface_t phy_interface; struct device_node *phy_node; + bool rgmii_txc_dly; + bool rgmii_rxc_dly; int link; int full_duplex; int speed; |