[PATCH 3/4] arm64: dts: imx8mp-phyboard-pollux: Reduce drive strength for eqos tx lines

Yashwanth Varakala y.varakala at phytec.de
Wed Feb 21 06:12:34 PST 2024


From: Benjamin Hahn <B.Hahn at phytec.de>

Reduce drive strength on eqos tx lines for signal quality improvements.

Signed-off-by: Teresa Remmet <t.remmet at phytec.de>
Signed-off-by: Benjamin Hahn <B.Hahn at phytec.de>
---
 .../dts/freescale/imx8mp-phyboard-pollux-rdk.dts     | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-rdk.dts b/arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-rdk.dts
index 36b59d0c67f7..d36ce66f08ef 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-rdk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-rdk.dts
@@ -248,12 +248,12 @@ MX8MP_IOMUXC_ENET_RD2__ENET_QOS_RGMII_RD2		0x90
 			MX8MP_IOMUXC_ENET_RD3__ENET_QOS_RGMII_RD3		0x90
 			MX8MP_IOMUXC_ENET_RXC__CCM_ENET_QOS_CLOCK_GENERATE_RX_CLK	0x90
 			MX8MP_IOMUXC_ENET_RX_CTL__ENET_QOS_RGMII_RX_CTL		0x90
-			MX8MP_IOMUXC_ENET_TD0__ENET_QOS_RGMII_TD0		0x16
-			MX8MP_IOMUXC_ENET_TD1__ENET_QOS_RGMII_TD1		0x16
-			MX8MP_IOMUXC_ENET_TD2__ENET_QOS_RGMII_TD2		0x16
-			MX8MP_IOMUXC_ENET_TD3__ENET_QOS_RGMII_TD3		0x16
-			MX8MP_IOMUXC_ENET_TX_CTL__ENET_QOS_RGMII_TX_CTL		0x16
-			MX8MP_IOMUXC_ENET_TXC__CCM_ENET_QOS_CLOCK_GENERATE_TX_CLK	0x16
+			MX8MP_IOMUXC_ENET_TD0__ENET_QOS_RGMII_TD0		0x12
+			MX8MP_IOMUXC_ENET_TD1__ENET_QOS_RGMII_TD1		0x12
+			MX8MP_IOMUXC_ENET_TD2__ENET_QOS_RGMII_TD2		0x12
+			MX8MP_IOMUXC_ENET_TD3__ENET_QOS_RGMII_TD3		0x12
+			MX8MP_IOMUXC_ENET_TX_CTL__ENET_QOS_RGMII_TX_CTL		0x12
+			MX8MP_IOMUXC_ENET_TXC__CCM_ENET_QOS_CLOCK_GENERATE_TX_CLK	0x12
 			MX8MP_IOMUXC_SAI1_MCLK__GPIO4_IO20			0x10
 		>;
 	};
-- 
2.34.1




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