linux-kernel - [PATCH v2 1/2] arm64: dts: ti: k3-am68-sk/k3-j721s2-mcu: Add bootph-all property to enable Ethernet boot

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Message-ID: <20250302153502.181832-2-c-vankar@ti.com>
Date: Sun, 2 Mar 2025 21:05:01 +0530
From: Chintan Vankar <c-vankar@...com>
To: Conor Dooley <conor+dt@...nel.org>,
        Krzysztof Kozlowski
	<krzk+dt@...nel.org>,
        Rob Herring <robh@...nel.org>, Tero Kristo
	<kristo@...nel.org>,
        Vignesh Raghavendra <vigneshr@...com>, Nishanth Menon
	<nm@...com>
CC: <s-vadapalli@...com>, <c-vankar@...com>, <linux-kernel@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>
Subject: [PATCH v2 1/2] arm64: dts: ti: k3-am68-sk/k3-j721s2-mcu: Add bootph-all property to enable Ethernet boot

Ethernet boot requires CPSW nodes to be present starting from R5 SPL
stage. Add bootph-all property to required nodes to enable Ethernet boot
on AM68-SK and J721S2-EVM.

Signed-off-by: Chintan Vankar <c-vankar@...com>
---

Link to v1:
https://lore.kernel.org/r/20250106123122.3531845-2-c-vankar@ti.com/

Changes from v1 to v2:
- No changes.

 arch/arm64/boot/dts/ti/k3-am68-sk-base-board.dts | 3 +++
 arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi | 4 ++++
 2 files changed, 7 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am68-sk-base-board.dts b/arch/arm64/boot/dts/ti/k3-am68-sk-base-board.dts
index 11522b36e0ce..8e9101dd2152 100644
--- a/arch/arm64/boot/dts/ti/k3-am68-sk-base-board.dts
+++ b/arch/arm64/boot/dts/ti/k3-am68-sk-base-board.dts
@@ -333,6 +333,7 @@ J721S2_WKUP_IOPAD(0x008, PIN_OUTPUT, 0) /* (E22) MCU_RGMII1_TD3 */
 			J721S2_WKUP_IOPAD(0x018, PIN_OUTPUT, 0) /* (F21) MCU_RGMII1_TXC */
 			J721S2_WKUP_IOPAD(0x000, PIN_OUTPUT, 0) /* (F22) MCU_RGMII1_TX_CTL */
 		>;
+		bootph-all;
 	};
 
 	mcu_mdio_pins_default: mcu-mdio-default-pins {
@@ -340,6 +341,7 @@ mcu_mdio_pins_default: mcu-mdio-default-pins {
 			J721S2_WKUP_IOPAD(0x034, PIN_OUTPUT, 0) /* (A21) MCU_MDIO0_MDC */
 			J721S2_WKUP_IOPAD(0x030, PIN_INPUT, 0) /* (A22) MCU_MDIO0_MDIO */
 		>;
+		bootph-all;
 	};
 
 	mcu_mcan0_pins_default: mcu-mcan0-default-pins {
@@ -615,6 +617,7 @@ &mcu_cpsw {
 &davinci_mdio {
 	phy0: ethernet-phy@0 {
 		reg = <0>;
+		bootph-all;
 		ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
 		ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
 		ti,min-output-impedance;
diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi
index bc31266126d0..29cd4b1ffbbf 100644
--- a/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi
@@ -154,12 +154,14 @@ mcu_conf: bus@...00000 {
 		cpsw_mac_syscon: ethernet-mac-syscon@200 {
 			compatible = "ti,am62p-cpsw-mac-efuse", "syscon";
 			reg = <0x200 0x8>;
+			bootph-all;
 		};
 
 		phy_gmii_sel: phy@...0 {
 			compatible = "ti,am654-phy-gmii-sel";
 			reg = <0x4040 0x4>;
 			#phy-cells = <1>;
+			bootph-all;
 		};
 
 	};
@@ -538,6 +540,7 @@ mcu_cpsw: ethernet@...00000 {
 		clocks = <&k3_clks 29 28>;
 		clock-names = "fck";
 		power-domains = <&k3_pds 29 TI_SCI_PD_EXCLUSIVE>;
+		bootph-all;
 
 		dmas = <&mcu_udmap 0xf000>,
 		       <&mcu_udmap 0xf001>,
@@ -562,6 +565,7 @@ cpsw_port1: port@1 {
 				label = "port1";
 				ti,syscon-efuse = <&cpsw_mac_syscon 0x0>;
 				phys = <&phy_gmii_sel 1>;
+				bootph-all;
 			};
 		};
 
-- 
2.34.1