Read boolean Device Tree property "maxlinear,rmii-refclk-out" and switch the RMII reference clock to be a clock output rather than an input if it is set. Signed-off-by: Daniel Golle --- drivers/net/dsa/lantiq/lantiq_gswip_common.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/dsa/lantiq/lantiq_gswip_common.c b/drivers/net/dsa/lantiq/lantiq_gswip_common.c index 60a83093cd10..bf38ecc13f76 100644 --- a/drivers/net/dsa/lantiq/lantiq_gswip_common.c +++ b/drivers/net/dsa/lantiq/lantiq_gswip_common.c @@ -1442,6 +1442,10 @@ static void gswip_phylink_mac_config(struct phylink_config *config, return; } + if (of_property_read_bool(dp->dn, "maxlinear,rmii-refclk-out") && + !(miicfg & GSWIP_MII_CFG_MODE_RGMII)) + miicfg |= GSWIP_MII_CFG_RMII_CLK; + gswip_mii_mask_cfg(priv, GSWIP_MII_CFG_MODE_MASK | GSWIP_MII_CFG_RMII_CLK | GSWIP_MII_CFG_RGMII_IBS | GSWIP_MII_CFG_LDCLKDIS, -- 2.51.0