From 2ef2b9509554535dad7a8d15087c6df418f12f22 Mon Sep 17 00:00:00 2001 From: Jason Liu Date: Fri, 16 Dec 2011 05:17:07 +0000 Subject: [PATCH] fec: add the i.mx6q enet driver support Cc: Stefano Babic Signed-off-by: Jason Liu Acked-by: Stefano Babic --- drivers/net/fec_mxc.c | 10 ++++++++++ drivers/net/fec_mxc.h | 7 ++++++- 2 files changed, 16 insertions(+), 1 deletion(-) diff --git a/drivers/net/fec_mxc.c b/drivers/net/fec_mxc.c index b05a4c0c9a..3affda8fad 100644 --- a/drivers/net/fec_mxc.c +++ b/drivers/net/fec_mxc.c @@ -384,6 +384,14 @@ static int fec_open(struct eth_device *edev) writel(1 << 2, &fec->eth->x_cntrl); fec->rbd_index = 0; +#if defined(CONFIG_MX6Q) + /* Enable ENET HW endian SWAP */ + writel(readl(&fec->eth->ecntrl) | FEC_ECNTRL_DBSWAP, + &fec->eth->ecntrl); + /* Enable ENET store and forward mode */ + writel(readl(&fec->eth->x_wmrk) | FEC_X_WMRK_STRFWD, + &fec->eth->x_wmrk); +#endif /* * Enable FEC-Lite controller */ @@ -485,6 +493,8 @@ static int fec_init(struct eth_device *dev, bd_t* bd) rcntrl = PKTSIZE << FEC_RCNTRL_MAX_FL_SHIFT; if (fec->xcv_type == SEVENWIRE) rcntrl |= FEC_RCNTRL_FCE; + else if (fec->xcv_type == RGMII) + rcntrl |= FEC_RCNTRL_RGMII; else if (fec->xcv_type == RMII) rcntrl |= FEC_RCNTRL_RMII; else /* MII mode */ diff --git a/drivers/net/fec_mxc.h b/drivers/net/fec_mxc.h index 8b26645173..39337bfa11 100644 --- a/drivers/net/fec_mxc.h +++ b/drivers/net/fec_mxc.h @@ -196,6 +196,7 @@ struct ethernet_regs { #define FEC_RCNTRL_PROM 0x00000008 #define FEC_RCNTRL_BC_REJ 0x00000010 #define FEC_RCNTRL_FCE 0x00000020 +#define FEC_RCNTRL_RGMII 0x00000040 #define FEC_RCNTRL_RMII 0x00000100 #define FEC_TCNTRL_GTS 0x00000001 @@ -206,6 +207,9 @@ struct ethernet_regs { #define FEC_ECNTRL_RESET 0x00000001 /* reset the FEC */ #define FEC_ECNTRL_ETHER_EN 0x00000002 /* enable the FEC */ +#define FEC_ECNTRL_DBSWAP 0x00000100 + +#define FEC_X_WMRK_STRFWD 0x00000100 #if defined(CONFIG_MX25) || defined(CONFIG_MX53) /* defines for MIIGSK */ @@ -261,7 +265,8 @@ enum xceiver_type { SEVENWIRE, /* 7-wire */ MII10, /* MII 10Mbps */ MII100, /* MII 100Mbps */ - RMII /* RMII */ + RMII, /* RMII */ + RGMII, /* RGMII */ }; /** -- 2.25.1