Add promiscuous mode configuration support to allow using multiple MAC address
on same FEC interfaces.
Signed-off-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
---
drivers/net/fec_imx.c | 24 +++++++++++++++++++++++-
drivers/net/fec_imx.h | 1 +
2 files changed, 24 insertions(+), 1 deletion(-)
diff --git a/drivers/net/fec_imx.c b/drivers/net/fec_imx.c
index 673555a48a..da42a479d9 100644
--- a/drivers/net/fec_imx.c
+++ b/drivers/net/fec_imx.c
@@ -25,6 +25,22 @@
#include "fec_imx.h"
+static int fec_set_promisc(struct eth_device *edev, bool enable)
+{
+ struct fec_priv *fec = (struct fec_priv *)edev->priv;
+ u32 rcntl;
+
+ rcntl = readl(fec->regs + FEC_R_CNTRL);
+
+ if (enable)
+ rcntl |= FEC_R_CNTRL_PROMISC;
+ else
+ rcntl &= ~FEC_R_CNTRL_PROMISC;
+
+ writel(rcntl, fec->regs + FEC_R_CNTRL);
+
+ return 0;
+}
/*
* MII-interface related functions
@@ -257,10 +273,13 @@ static int fec_init(struct eth_device *dev)
*/
writel(0x00000000, fec->regs + FEC_IMASK);
+ rcntl = readl(fec->regs + FEC_R_CNTRL);
+ rcntl &= FEC_R_CNTRL_PROMISC;
+
/*
* Set FEC-Lite receive control register(R_CNTRL):
*/
- rcntl = FEC_R_CNTRL_MAX_FL(1518);
+ rcntl |= FEC_R_CNTRL_MAX_FL(1518);
rcntl |= FEC_R_CNTRL_MII_MODE;
/*
@@ -768,6 +787,7 @@ static int fec_probe(struct device_d *dev)
edev->halt = fec_halt;
edev->get_ethaddr = fec_get_hwaddr;
edev->set_ethaddr = fec_set_hwaddr;
+ edev->set_promisc = fec_set_promisc;
edev->parent = dev;
dma_set_mask(dev, DMA_BIT_MASK(32));
@@ -834,6 +854,8 @@ static int fec_probe(struct device_d *dev)
if (ret)
goto free_gpio;
+ fec_set_promisc(edev, false);
+
/*
* reserve memory for both buffer descriptor chains at once
* Datasheet forces the startaddress of each chain is 16 byte aligned
diff --git a/drivers/net/fec_imx.h b/drivers/net/fec_imx.h
index 316eefe48f..9bb1c64b55 100644
--- a/drivers/net/fec_imx.h
+++ b/drivers/net/fec_imx.h
@@ -58,6 +58,7 @@
#define FEC_R_CNTRL_RMII_10T (1 << 9) /* i.MX28 specific */
#define FEC_R_CNTRL_RMII_MODE (1 << 8) /* i.MX28 specific */
#define FEC_R_CNTRL_FCE (1 << 5)
+#define FEC_R_CNTRL_PROMISC (1 << 3)
#define FEC_R_CNTRL_MII_MODE (1 << 2)
#define FEC_IEVENT_HBERR 0x80000000 /* Note: Not on i.MX28 */
--
2.30.2
