diff options
| author | Peng Fan <peng.fan@nxp.com> | 2020-05-01 22:08:37 +0800 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2020-05-10 13:21:34 +0200 |
| commit | 3b26d527d355c00eb9a0b2b0c11536e4e62c10aa (patch) | |
| tree | be94a78a3c030d44153a55a69bad876c990200fd /drivers/net | |
| parent | 0bd3d911df12816ab8e32d9245449aeca484b539 (diff) | |
| download | u-boot-3b26d527d355c00eb9a0b2b0c11536e4e62c10aa.tar.gz | |
net: fec: add fuse check
Add fuse check for fec. If the fuse indicates the module
will not work in the SoC, let's fail the initialization.
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/fec_mxc.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/net/fec_mxc.c b/drivers/net/fec_mxc.c index 345d37be4e..3046305cfb 100644 --- a/drivers/net/fec_mxc.c +++ b/drivers/net/fec_mxc.c @@ -1204,6 +1204,13 @@ int fecmxc_initialize_multi(bd_t *bd, int dev_id, int phy_id, uint32_t addr) #endif int ret; + if (CONFIG_IS_ENABLED(IMX_MODULE_FUSE)) { + if (enet_fused((ulong)addr)) { + printf("SoC fuse indicates Ethernet@0x%x is unavailable.\n", addr); + return -ENODEV; + } + } + #ifdef CONFIG_FEC_MXC_MDIO_BASE /* * The i.MX28 has two ethernet interfaces, but they are not equal. @@ -1342,6 +1349,13 @@ static int fecmxc_probe(struct udevice *dev) uint32_t start; int ret; + if (CONFIG_IS_ENABLED(IMX_MODULE_FUSE)) { + if (enet_fused((ulong)priv->eth)) { + printf("SoC fuse indicates Ethernet@0x%lx is unavailable.\n", (ulong)priv->eth); + return -ENODEV; + } + } + if (IS_ENABLED(CONFIG_IMX8)) { ret = clk_get_by_name(dev, "ipg", &priv->ipg_clk); if (ret < 0) { |