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authorMarek Vasut <marex@denx.de>2023-02-17 20:26:47 +0100
committerShawn Guo <shawnguo@kernel.org>2023-03-14 09:52:08 +0800
commit3d274f8bb7184c18ad6e9b2c54fb059c5f9086a2 (patch)
tree3878d345b7ebc98ab4bbdc6e2a5c75f9488520ff /arch/arm64/boot/dts
parentf4662e0cee6cbe338261646343f94d2c0137d0cf (diff)
arm64: dts: imx8mp: Add FEC RMII pin mux on i.MX8MP DHCOM
The i.MX8MP DHCOM SoM may come with either external RGMII PHY or LAN8740Ai RMII PHY on the SoM attached to FEC MAC. Add pin mux settings for both options, so that DT overlay can override these settings on SoM variant with the LAN8740Ai PHY. Signed-off-by: Marek Vasut <marex@denx.de> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch/arm64/boot/dts')
-rw-r--r--arch/arm64/boot/dts/freescale/imx8mp-dhcom-pdk2.dts2
-rw-r--r--arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi22
2 files changed, 21 insertions, 3 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-dhcom-pdk2.dts b/arch/arm64/boot/dts/freescale/imx8mp-dhcom-pdk2.dts
index 1cbf49ec138b..92df6c1277c3 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-dhcom-pdk2.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-dhcom-pdk2.dts
@@ -105,7 +105,9 @@
};
&fec { /* Second ethernet */
+ pinctrl-0 = <&pinctrl_fec_rgmii>;
phy-handle = <&ethphypdk>;
+ phy-mode = "rgmii";
mdio {
ethphypdk: ethernet-phy@7 { /* KSZ 9021 */
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi
index cd285df84d31..7e804f650784 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi
@@ -129,9 +129,9 @@
&fec { /* Second ethernet */
pinctrl-names = "default";
- pinctrl-0 = <&pinctrl_fec>;
+ pinctrl-0 = <&pinctrl_fec_rmii>;
phy-handle = <&ethphy1f>;
- phy-mode = "rgmii";
+ phy-mode = "rmii";
fsl,magic-packet;
status = "okay";
@@ -732,7 +732,7 @@
>;
};
- pinctrl_fec: dhcom-fec-grp {
+ pinctrl_fec_rgmii: dhcom-fec-rgmii-grp { /* RGMII */
fsl,pins = <
MX8MP_IOMUXC_SAI1_MCLK__ENET1_TX_CLK 0x1f
MX8MP_IOMUXC_SAI1_RXD2__ENET1_MDC 0x3
@@ -753,6 +753,22 @@
>;
};
+ pinctrl_fec_rmii: dhcom-fec-rmii-grp { /* RMII */
+ fsl,pins = <
+ MX8MP_IOMUXC_SAI1_RXD2__ENET1_MDC 0x3
+ MX8MP_IOMUXC_SAI1_RXD3__ENET1_MDIO 0x3
+ MX8MP_IOMUXC_SAI1_RXD4__ENET1_RGMII_RD0 0x91
+ MX8MP_IOMUXC_SAI1_RXD5__ENET1_RGMII_RD1 0x91
+ MX8MP_IOMUXC_SAI1_TXFS__ENET1_RGMII_RX_CTL 0x91
+ MX8MP_IOMUXC_SAI1_TXD6__ENET1_RX_ER 0x91
+ MX8MP_IOMUXC_SAI1_TXD0__ENET1_RGMII_TD0 0x1f
+ MX8MP_IOMUXC_SAI1_TXD1__ENET1_RGMII_TD1 0x1f
+ MX8MP_IOMUXC_SAI1_TXD4__ENET1_RGMII_TX_CTL 0x1f
+ /* Clock */
+ MX8MP_IOMUXC_SAI1_MCLK__ENET1_TX_CLK 0x4000001f
+ >;
+ };
+
pinctrl_flexcan1: dhcom-flexcan1-grp {
fsl,pins = <
MX8MP_IOMUXC_SPDIF_RX__CAN1_RX 0x154