[PATCH] arm64: dts: nitrogen8-som: correct network PHY reset
Lucas Stach
dev at lynxeye.de
Sat Dec 11 14:17:43 PST 2021
Add the missing reset-gpios property to allow Linux to fully reset
the network PHY and fix the pinmux to add the neccessary pull-ups
for the PHY strap configuration.
Signed-off-by: Lucas Stach <dev at lynxeye.de>
---
.../arm64/boot/dts/freescale/imx8mq-nitrogen-som.dtsi | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/arch/arm64/boot/dts/freescale/imx8mq-nitrogen-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-nitrogen-som.dtsi
index 36fc428ebe30..5f27d3a17ddb 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-nitrogen-som.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq-nitrogen-som.dtsi
@@ -69,6 +69,9 @@ ethphy0: ethernet-phy at 4 {
reg = <4>;
interrupt-parent = <&gpio1>;
interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
+ reset-gpios = <&gpio1 9 GPIO_ACTIVE_LOW>;
+ reset-assert-us = <10000>;
+ reset-deassert-us = <300>;
};
};
};
@@ -191,13 +194,13 @@ MX8MQ_IOMUXC_ENET_TD1_ENET1_RGMII_TD1 0x1f
MX8MQ_IOMUXC_ENET_TD2_ENET1_RGMII_TD2 0x1f
MX8MQ_IOMUXC_ENET_TD3_ENET1_RGMII_TD3 0x1f
MX8MQ_IOMUXC_ENET_RX_CTL_ENET1_RGMII_RX_CTL 0x91
- MX8MQ_IOMUXC_ENET_RXC_ENET1_RGMII_RXC 0x91
+ MX8MQ_IOMUXC_ENET_RXC_ENET1_RGMII_RXC 0xd1
MX8MQ_IOMUXC_ENET_RD0_ENET1_RGMII_RD0 0x91
MX8MQ_IOMUXC_ENET_RD1_ENET1_RGMII_RD1 0x91
MX8MQ_IOMUXC_ENET_RD2_ENET1_RGMII_RD2 0x91
- MX8MQ_IOMUXC_ENET_RD3_ENET1_RGMII_RD3 0x91
- MX8MQ_IOMUXC_GPIO1_IO09_GPIO1_IO9 0x19
- MX8MQ_IOMUXC_GPIO1_IO11_GPIO1_IO11 0x59
+ MX8MQ_IOMUXC_ENET_RD3_ENET1_RGMII_RD3 0xd1
+ MX8MQ_IOMUXC_GPIO1_IO09_GPIO1_IO9 0x1
+ MX8MQ_IOMUXC_GPIO1_IO11_GPIO1_IO11 0x41
>;
};
--
2.31.1
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