Add fuse check for fec. If the fuse indicate the module not work in the SoC, let's fail the initialization.
Signed-off-by: Peng Fan peng.fan@nxp.com --- drivers/net/fec_mxc.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+)
diff --git a/drivers/net/fec_mxc.c b/drivers/net/fec_mxc.c index d7c080943a..602b655455 100644 --- a/drivers/net/fec_mxc.c +++ b/drivers/net/fec_mxc.c @@ -1185,6 +1185,13 @@ int fecmxc_initialize_multi(bd_t *bd, int dev_id, int phy_id, uint32_t addr) #endif int ret;
+ if (IS_ENABLED(CONFIG_IMX_MODULE_FUSE)) { + if (enet_fused(addr)) { + printf("Ethernet@0x%x is fused, disable it\n", addr); + return -ENODEV; + } + } + #ifdef CONFIG_FEC_MXC_MDIO_BASE /* * The i.MX28 has two ethernet interfaces, but they are not equal. @@ -1323,6 +1330,14 @@ static int fecmxc_probe(struct udevice *dev) uint32_t start; int ret;
+ if (IS_ENABLED(CONFIG_IMX_MODULE_FUSE)) { + if (enet_fused((u32)priv->eth)) { + printf("Ethernet@0x%x is fused, disable it\n", + (u32)priv->eth); + return -ENODEV; + } + } + if (IS_ENABLED(CONFIG_IMX8)) { ret = clk_get_by_name(dev, "ipg", &priv->ipg_clk); if (ret < 0) {