From: Nishanth Menon <nm@ti.com>
Date: Fri, 2 Jun 2023 21:49:34 +0000 (-0500)
Subject: arm64: dts: ti: k3-am69-sk: Enable mcu network port
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=7b72bd25508de6a5eee2cb1679b9d4b8bc25de5a;p=linux.git

arm64: dts: ti: k3-am69-sk: Enable mcu network port

Enable networking for NFS and basic networking functionality.

Signed-off-by: Nishanth Menon <nm@ti.com>
Reviewed-by: Udit Kumar <u-kumar1@ti.com>
Link: https://lore.kernel.org/r/20230602214937.2349545-6-nm@ti.com
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
---

diff --git a/arch/arm64/boot/dts/ti/k3-am69-sk.dts b/arch/arm64/boot/dts/ti/k3-am69-sk.dts
index d51e1123e6b18..21949106a1075 100644
--- a/arch/arm64/boot/dts/ti/k3-am69-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-am69-sk.dts
@@ -25,6 +25,7 @@
 		mmc0 = &main_sdhci0;
 		mmc1 = &main_sdhci1;
 		i2c3 = &main_i2c0;
+		ethernet0 = &mcu_cpsw_port1;
 	};
 
 	memory@80000000 {
@@ -140,6 +141,32 @@
 	};
 };
 
+&wkup_pmx2 {
+	mcu_cpsw_pins_default: mcu-cpsw-pins-default {
+		pinctrl-single,pins = <
+			J784S4_WKUP_IOPAD(0x02c, PIN_INPUT, 0) /* (A35) MCU_RGMII1_RD0 */
+			J784S4_WKUP_IOPAD(0x028, PIN_INPUT, 0) /* (B36) MCU_RGMII1_RD1 */
+			J784S4_WKUP_IOPAD(0x024, PIN_INPUT, 0) /* (C36) MCU_RGMII1_RD2 */
+			J784S4_WKUP_IOPAD(0x020, PIN_INPUT, 0) /* (D36) MCU_RGMII1_RD3 */
+			J784S4_WKUP_IOPAD(0x01c, PIN_INPUT, 0) /* (B37) MCU_RGMII1_RXC */
+			J784S4_WKUP_IOPAD(0x004, PIN_INPUT, 0) /* (C37) MCU_RGMII1_RX_CTL */
+			J784S4_WKUP_IOPAD(0x014, PIN_OUTPUT, 0) /* (D37) MCU_RGMII1_TD0 */
+			J784S4_WKUP_IOPAD(0x010, PIN_OUTPUT, 0) /* (D38) MCU_RGMII1_TD1 */
+			J784S4_WKUP_IOPAD(0x00c, PIN_OUTPUT, 0) /* (E37) MCU_RGMII1_TD2 */
+			J784S4_WKUP_IOPAD(0x008, PIN_OUTPUT, 0) /* (E38) MCU_RGMII1_TD3 */
+			J784S4_WKUP_IOPAD(0x018, PIN_OUTPUT, 0) /* (E36) MCU_RGMII1_TXC */
+			J784S4_WKUP_IOPAD(0x000, PIN_OUTPUT, 0) /* (C38) MCU_RGMII1_TX_CTL */
+		>;
+	};
+
+	mcu_mdio_pins_default: mcu-mdio-pins-default {
+		pinctrl-single,pins = <
+			J784S4_WKUP_IOPAD(0x034, PIN_OUTPUT, 0) /* (A36) MCU_MDIO0_MDC */
+			J784S4_WKUP_IOPAD(0x030, PIN_INPUT, 0) /* (B35) MCU_MDIO0_MDIO */
+		>;
+	};
+};
+
 &main_uart8 {
 	status = "okay";
 	pinctrl-names = "default";
@@ -187,3 +214,24 @@
 &main_gpio0 {
 	status = "okay";
 };
+
+&mcu_cpsw {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&mcu_cpsw_pins_default>, <&mcu_mdio_pins_default>;
+};
+
+&davinci_mdio {
+	mcu_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;
+	};
+};
+
+&mcu_cpsw_port1 {
+	status = "okay";
+	phy-mode = "rgmii-rxid";
+	phy-handle = <&mcu_phy0>;
+};