From: Ye Li <ye...@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...@nxp.com>
Signed-off-by: Peng Fan <peng....@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;
--
2.35.3
