diff options
| author | Kinsey Moore <kinsey.moore@oarcorp.com> | 2022-11-08 23:07:35 -0600 |
|---|---|---|
| committer | Joel Sherrill <joel@rtems.org> | 2022-11-10 08:06:31 -0600 |
| commit | 02d383922be0bd2b161730a6a817beaf4795867d (patch) | |
| tree | cb91b211246779c9ca3b3a5dd56c9a1f514c7497 | |
| parent | freebsd/cgem: Add device tree support (diff) | |
| download | rtems-libbsd-02d383922be0bd2b161730a6a817beaf4795867d.tar.bz2 | |
freebsd/cgem: Add SGMII support
This adds support to the CGEM driver for selection of SGMII PHY
interfaces specified via device tree parameters.
| -rw-r--r-- | freebsd/sys/dev/cadence/if_cgem.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/freebsd/sys/dev/cadence/if_cgem.c b/freebsd/sys/dev/cadence/if_cgem.c index 047d9104..689c3611 100644 --- a/freebsd/sys/dev/cadence/if_cgem.c +++ b/freebsd/sys/dev/cadence/if_cgem.c @@ -134,6 +134,7 @@ struct cgem_softc { #ifdef __rtems__ uint32_t net_cfg_shadow; int neednullqs; + int phy_contype; #endif /* __rtems__ */ int ref_clk_num; #ifndef __rtems__ @@ -1296,6 +1297,14 @@ cgem_config(struct cgem_softc *sc) CGEM_NET_CFG_FULL_DUPLEX | CGEM_NET_CFG_SPEED100; +#ifdef __rtems__ + /* Check connection type, enable SGMII bits if necessary. */ + if ( sc->phy_contype == MII_CONTYPE_SGMII ) { + net_cfg |= CGEM_NET_CFG_SGMII_EN; + net_cfg |= CGEM_NET_CFG_PCS_SEL; + } +#endif + /* Enable receive checksum offloading? */ if ((if_getcapenable(ifp) & IFCAP_RXCSUM) != 0) net_cfg |= CGEM_NET_CFG_RX_CHKSUM_OFFLD_EN; @@ -2014,6 +2023,7 @@ cgem_attach(device_t dev) /* Else for ref-clock-num OF_getprop */ else sc->ref_clk_num = device_get_unit(dev); + sc->phy_contype = mii_fdt_get_contype(node); } else { sc->ref_clk_num = device_get_unit(dev); sc->phy_contype = MII_CONTYPE_RGMII_ID; |