[PATCH 1/2] net: fec_mxc: Fix clk_ref rate on iMX93

From: Ye Li ye.li@nxp.com

Because iMX93 has a internal 1/2 divider before clock input to network controller, so have to set twice frequency rate

Fixes: 09de565f76b ("net: fec_mxc: support i.MX93") Signed-off-by: Ye Li ye.li@nxp.com Signed-off-by: Peng Fan peng.fan@nxp.com --- drivers/net/fec_mxc.c | 3 +++ 1 file changed, 3 insertions(+)

diff --git a/drivers/net/fec_mxc.c b/drivers/net/fec_mxc.c index 0a0d92bc2cd..e5d7f0f3e1e 100644 --- a/drivers/net/fec_mxc.c +++ b/drivers/net/fec_mxc.c @@ -1215,6 +1215,9 @@ static int fecmxc_set_ref_clk(struct clk *clk_ref, phy_interface_t interface) else return -EINVAL;

+ if (is_imx93()) + freq = freq << 1; + ret = clk_set_rate(clk_ref, freq); if (ret < 0) return ret;