Re: [PATCH] arm64: dts: ti: k3-am62a7-phyboard-lyra-rdk: Update ethernet internal delay

From: Wadim Egorov
Date: Mon Oct 07 2024 - 05:00:26 EST




Am 05.10.24 um 00:10 schrieb Nathan Morrisson:
Update the RGMII delay to 2.5ns to improve performance. We use an
additional mapper board for the am62a7 phyBOARD Lyra which makes this
delay necessary.

Signed-off-by: Nathan Morrisson <nmorrisson@xxxxxxxxxx>

Reviewed-by: Wadim Egorov <w.egorov@xxxxxxxxx>

---
arch/arm64/boot/dts/ti/k3-am62a7-phyboard-lyra-rdk.dts | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am62a7-phyboard-lyra-rdk.dts b/arch/arm64/boot/dts/ti/k3-am62a7-phyboard-lyra-rdk.dts
index 3b93409b23e7..77e5fef618ba 100644
--- a/arch/arm64/boot/dts/ti/k3-am62a7-phyboard-lyra-rdk.dts
+++ b/arch/arm64/boot/dts/ti/k3-am62a7-phyboard-lyra-rdk.dts
@@ -16,3 +16,7 @@ / {
"phytec,am62a-phycore-som", "ti,am62a7";
model = "PHYTEC phyBOARD-Lyra AM62A7";
};
+
+&cpsw3g_phy3 {
+ ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_50_NS>;
+};