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fec: add the i.mx6q enet driver support

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Cc: Stefano Babic <sbabic@denx.de>
Signed-off-by: Jason Liu <jason.hui@linaro.org>
Acked-by: Stefano Babic <sbabic@denx.de>
This commit is contained in:
Jason Liu 2011-12-16 05:17:07 +00:00 committed by Albert ARIBAUD
parent ff167df51c
commit 2ef2b95095
2 changed files with 16 additions and 1 deletions
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10
drivers/net/fec_mxc.c
View File

@ -384,6 +384,14 @@ static int fec_open(struct eth_device *edev)
writel(1 << 2, &fec->eth->x_cntrl); writel(1 << 2, &fec->eth->x_cntrl);
fec->rbd_index = 0; 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 * 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; rcntrl = PKTSIZE << FEC_RCNTRL_MAX_FL_SHIFT;
if (fec->xcv_type == SEVENWIRE) if (fec->xcv_type == SEVENWIRE)
rcntrl |= FEC_RCNTRL_FCE; rcntrl |= FEC_RCNTRL_FCE;
else if (fec->xcv_type == RGMII)
rcntrl |= FEC_RCNTRL_RGMII;
else if (fec->xcv_type == RMII) else if (fec->xcv_type == RMII)
rcntrl |= FEC_RCNTRL_RMII; rcntrl |= FEC_RCNTRL_RMII;
else /* MII mode */ else /* MII mode */

7
drivers/net/fec_mxc.h
View File

@ -196,6 +196,7 @@ struct ethernet_regs {
#define FEC_RCNTRL_PROM 0x00000008 #define FEC_RCNTRL_PROM 0x00000008
#define FEC_RCNTRL_BC_REJ 0x00000010 #define FEC_RCNTRL_BC_REJ 0x00000010
#define FEC_RCNTRL_FCE 0x00000020 #define FEC_RCNTRL_FCE 0x00000020
#define FEC_RCNTRL_RGMII 0x00000040
#define FEC_RCNTRL_RMII 0x00000100 #define FEC_RCNTRL_RMII 0x00000100
#define FEC_TCNTRL_GTS 0x00000001 #define FEC_TCNTRL_GTS 0x00000001
@ -206,6 +207,9 @@ struct ethernet_regs {
#define FEC_ECNTRL_RESET 0x00000001 /* reset the FEC */ #define FEC_ECNTRL_RESET 0x00000001 /* reset the FEC */
#define FEC_ECNTRL_ETHER_EN 0x00000002 /* enable 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) #if defined(CONFIG_MX25) || defined(CONFIG_MX53)
/* defines for MIIGSK */ /* defines for MIIGSK */
@ -261,7 +265,8 @@ enum xceiver_type {
SEVENWIRE, /* 7-wire */ SEVENWIRE, /* 7-wire */
MII10, /* MII 10Mbps */ MII10, /* MII 10Mbps */
MII100, /* MII 100Mbps */ MII100, /* MII 100Mbps */
RMII /* RMII */ RMII, /* RMII */
RGMII, /* RGMII */
}; };
/** /**