Define FEC_QUIRK_ENET_MAC and add to arch-mx6/imx-regs.h
Signed-off-by: Troy Kisky troy.kisky@boundarydevices.com Acked-by: Dirk Behme dirk.behme@de.bosch.com --- arch/arm/include/asm/arch-mx6/imx-regs.h | 1 + drivers/net/fec_mxc.c | 21 +++++++++++++++++++-- drivers/net/fec_mxc.h | 2 ++ 3 files changed, 22 insertions(+), 2 deletions(-)
This patch series is against Stefano's u-boot-imx Only patch 1 has changed since version 4
diff --git a/arch/arm/include/asm/arch-mx6/imx-regs.h b/arch/arm/include/asm/arch-mx6/imx-regs.h index 5227b44..8492b25 100644 --- a/arch/arm/include/asm/arch-mx6/imx-regs.h +++ b/arch/arm/include/asm/arch-mx6/imx-regs.h @@ -163,6 +163,7 @@ #define CHIP_REV_1_0 0x10 #define IRAM_SIZE 0x00040000 #define IMX_IIM_BASE OCOTP_BASE_ADDR +#define FEC_QUIRK_ENET_MAC
#if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__)) #include <asm/types.h> diff --git a/drivers/net/fec_mxc.c b/drivers/net/fec_mxc.c index ed73353..db8ebfa 100644 --- a/drivers/net/fec_mxc.c +++ b/drivers/net/fec_mxc.c @@ -379,13 +379,14 @@ static int fec_set_hwaddr(struct eth_device *dev) static int fec_open(struct eth_device *edev) { struct fec_priv *fec = (struct fec_priv *)edev->priv; + int speed;
debug("fec_open: fec_open(dev)\n"); /* full-duplex, heartbeat disabled */ writel(1 << 2, &fec->eth->x_cntrl); fec->rbd_index = 0;
-#if defined(CONFIG_MX6Q) +#ifdef FEC_QUIRK_ENET_MAC /* Enable ENET HW endian SWAP */ writel(readl(&fec->eth->ecntrl) | FEC_ECNTRL_DBSWAP, &fec->eth->ecntrl); @@ -428,9 +429,25 @@ static int fec_open(struct eth_device *edev) #endif
miiphy_wait_aneg(edev); - miiphy_speed(edev->name, fec->phy_id); + speed = miiphy_speed(edev->name, fec->phy_id); miiphy_duplex(edev->name, fec->phy_id);
+#ifdef FEC_QUIRK_ENET_MAC + { + u32 ecr = readl(&fec->eth->ecntrl) & ~FEC_ECNTRL_SPEED; + u32 rcr = (readl(&fec->eth->r_cntrl) & + ~(FEC_RCNTRL_RMII | FEC_RCNTRL_RMII_10T)) | + FEC_RCNTRL_RGMII | FEC_RCNTRL_MII_MODE; + if (speed == _1000BASET) + ecr |= FEC_ECNTRL_SPEED; + else if (speed != _100BASET) + rcr |= FEC_RCNTRL_RMII_10T; + writel(ecr, &fec->eth->ecntrl); + writel(rcr, &fec->eth->r_cntrl); + } +#endif + debug("%s:Speed=%i\n", __func__, speed); + /* * Enable SmartDMA receive task */ diff --git a/drivers/net/fec_mxc.h b/drivers/net/fec_mxc.h index 9825eab..af33d21 100644 --- a/drivers/net/fec_mxc.h +++ b/drivers/net/fec_mxc.h @@ -198,6 +198,7 @@ struct ethernet_regs { #define FEC_RCNTRL_FCE 0x00000020 #define FEC_RCNTRL_RGMII 0x00000040 #define FEC_RCNTRL_RMII 0x00000100 +#define FEC_RCNTRL_RMII_10T 0x00000200
#define FEC_TCNTRL_GTS 0x00000001 #define FEC_TCNTRL_HBC 0x00000002 @@ -207,6 +208,7 @@ struct ethernet_regs {
#define FEC_ECNTRL_RESET 0x00000001 /* reset the FEC */ #define FEC_ECNTRL_ETHER_EN 0x00000002 /* enable the FEC */ +#define FEC_ECNTRL_SPEED 0x00000020 #define FEC_ECNTRL_DBSWAP 0x00000100
#define FEC_X_WMRK_STRFWD 0x00000100