[PATCH 3/4] arm64: dts: ti: k3-am62a7-sk: Enable ethernet port

From: Vignesh Raghavendra
Date: Mon Jan 02 2023 - 23:22:00 EST


AM62A7 SK has a DP83867 PHY on the board connected to first port of
CPSW, enable the same.

Signed-off-by: Vignesh Raghavendra <vigneshr@xxxxxx>
---
arch/arm64/boot/dts/ti/k3-am62a7-sk.dts | 54 +++++++++++++++++++++++++
1 file changed, 54 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts
index 576dbce80ad8..bdc363fcbb4b 100644
--- a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts
@@ -9,6 +9,7 @@

#include <dt-bindings/leds/common.h>
#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/net/ti-dp83867.h>
#include "k3-am62a7.dtsi"

/ {
@@ -158,6 +159,30 @@ usr_led_pins_default: usr-led-pins-default {
AM62AX_IOPAD(0x244, PIN_OUTPUT, 7) /* (D18) MMC1_SDWP.GPIO1_49 */
>;
};
+
+ main_mdio1_pins_default: main-mdio1-pins-default {
+ pinctrl-single,pins = <
+ AM62AX_IOPAD(0x160, PIN_OUTPUT, 0) /* (V12) MDIO0_MDC */
+ AM62AX_IOPAD(0x15c, PIN_INPUT, 0) /* (V13) MDIO0_MDIO */
+ >;
+ };
+
+ main_rgmii1_pins_default: main-rgmii1-pins-default {
+ pinctrl-single,pins = <
+ AM62AX_IOPAD(0x14c, PIN_INPUT, 0) /* (AB16) RGMII1_RD0 */
+ AM62AX_IOPAD(0x150, PIN_INPUT, 0) /* (V15) RGMII1_RD1 */
+ AM62AX_IOPAD(0x154, PIN_INPUT, 0) /* (W15) RGMII1_RD2 */
+ AM62AX_IOPAD(0x158, PIN_INPUT, 0) /* (V14) RGMII1_RD3 */
+ AM62AX_IOPAD(0x148, PIN_INPUT, 0) /* (AA16) RGMII1_RXC */
+ AM62AX_IOPAD(0x144, PIN_INPUT, 0) /* (AA15) RGMII1_RX_CTL */
+ AM62AX_IOPAD(0x134, PIN_INPUT, 0) /* (Y17) RGMII1_TD0 */
+ AM62AX_IOPAD(0x138, PIN_INPUT, 0) /* (V16) RGMII1_TD1 */
+ AM62AX_IOPAD(0x13c, PIN_INPUT, 0) /* (Y16) RGMII1_TD2 */
+ AM62AX_IOPAD(0x140, PIN_INPUT, 0) /* (AA17) RGMII1_TD3 */
+ AM62AX_IOPAD(0x130, PIN_INPUT, 0) /* (AB17) RGMII1_TXC */
+ AM62AX_IOPAD(0x12c, PIN_INPUT, 0) /* (W16) RGMII1_TX_CTL */
+ >;
+ };
};

&main_i2c0 {
@@ -221,3 +246,32 @@ &main_uart0 {
pinctrl-names = "default";
pinctrl-0 = <&main_uart0_pins_default>;
};
+
+&cpsw3g {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&main_rgmii1_pins_default>;
+};
+
+&cpsw_port1 {
+ status = "okay";
+ phy-mode = "rgmii-rxid";
+ phy-handle = <&cpsw3g_phy0>;
+};
+
+&cpsw_port2 {
+ status = "disabled";
+};
+
+&cpsw3g_mdio {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&main_mdio1_pins_default>;
+
+ cpsw3g_phy0: ethernet-phy@0 {
+ reg = <0>;
+ ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
+ ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
+ ti,min-output-impedance;
+ };
+};
--
2.39.0