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Message-ID: <20230721132029.123881-3-j-choudhary@ti.com>
Date: Fri, 21 Jul 2023 18:50:26 +0530
From: Jayesh Choudhary <j-choudhary@...com>
To: <nm@...com>, <vigneshr@...com>, <afd@...com>,
<krzysztof.kozlowski+dt@...aro.org>
CC: <kristo@...nel.org>, <robh+dt@...nel.org>, <conor+dt@...nel.org>,
<rogerq@...nel.org>, <s-vadapalli@...com>, <a-bhatia1@...com>,
<r-ravikumar@...com>, <linux-arm-kernel@...ts.infradead.org>,
<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<j-choudhary@...com>
Subject: [PATCH v6 2/5] arm64: dts: ti: k3-j784s4: Add Main CPSW2G node
From: Siddharth Vadapalli <s-vadapalli@...com>
J784S4 SoC has a Main CPSW2G instance of the CPSW Ethernet Switch.
Add the device-tree nodes for the Main CPSW2G instance and enable it.
Signed-off-by: Siddharth Vadapalli <s-vadapalli@...com>
[j-choudhary@...com: minor cleanups]
Signed-off-by: Jayesh Choudhary <j-choudhary@...com>
---
arch/arm64/boot/dts/ti/k3-j784s4-evm.dts | 48 +++++++++++++++
arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi | 68 ++++++++++++++++++++++
2 files changed, 116 insertions(+)
diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
index 7ad152a1b90f..1e2a26ac9c65 100644
--- a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
+++ b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
@@ -252,6 +252,30 @@ vdd_sd_dv: regulator-TLV71033 {
};
&main_pmx0 {
+ main_cpsw2g_pins_default: main-cpsw2g-pins-default {
+ pinctrl-single,pins = <
+ J784S4_IOPAD(0x0b8, PIN_INPUT, 6) /* (AC34) MCASP1_ACLKX.RGMII1_RD0 */
+ J784S4_IOPAD(0x0a0, PIN_INPUT, 6) /* (AD34) MCASP0_AXR12.RGMII1_RD1 */
+ J784S4_IOPAD(0x0a4, PIN_INPUT, 6) /* (AJ36) MCASP0_AXR13.RGMII1_RD2 */
+ J784S4_IOPAD(0x0a8, PIN_INPUT, 6) /* (AF34) MCASP0_AXR14.RGMII1_RD3 */
+ J784S4_IOPAD(0x0b0, PIN_INPUT, 6) /* (AL33) MCASP1_AXR3.RGMII1_RXC */
+ J784S4_IOPAD(0x0ac, PIN_INPUT, 6) /* (AE34) MCASP0_AXR15.RGMII1_RX_CTL */
+ J784S4_IOPAD(0x08c, PIN_INPUT, 6) /* (AE35) MCASP0_AXR7.RGMII1_TD0 */
+ J784S4_IOPAD(0x090, PIN_INPUT, 6) /* (AC35) MCASP0_AXR8.RGMII1_TD1 */
+ J784S4_IOPAD(0x094, PIN_INPUT, 6) /* (AG35) MCASP0_AXR9.RGMII1_TD2 */
+ J784S4_IOPAD(0x098, PIN_INPUT, 6) /* (AH36) MCASP0_AXR10.RGMII1_TD3 */
+ J784S4_IOPAD(0x0b4, PIN_INPUT, 6) /* (AL34) MCASP1_AXR4.RGMII1_TXC */
+ J784S4_IOPAD(0x09c, PIN_INPUT, 6) /* (AF35) MCASP0_AXR11.RGMII1_TX_CTL */
+ >;
+ };
+
+ main_cpsw2g_mdio_pins_default: main-cpsw2g-mdio-pins-default {
+ pinctrl-single,pins = <
+ J784S4_IOPAD(0x0c0, PIN_INPUT, 6) /* (AD38) MCASP1_AXR0.MDIO0_MDC */
+ J784S4_IOPAD(0x0bc, PIN_INPUT, 6) /* (AD33) MCASP1_AFSX.MDIO0_MDIO */
+ >;
+ };
+
main_uart8_pins_default: main-uart8-default-pins {
pinctrl-single,pins = <
J784S4_IOPAD(0x040, PIN_INPUT, 14) /* (AF37) MCASP0_AXR0.UART8_CTSn */
@@ -827,3 +851,27 @@ adc {
ti,adc-channels = <0 1 2 3 4 5 6 7>;
};
};
+
+&main_cpsw1 {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&main_cpsw2g_pins_default>;
+};
+
+&main_cpsw1_mdio {
+ pinctrl-names = "default";
+ pinctrl-0 = <&main_cpsw2g_mdio_pins_default>;
+
+ main_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;
+ };
+};
+
+&main_cpsw1_port1 {
+ status = "okay";
+ phy-mode = "rgmii-rxid";
+ phy-handle = <&main_phy0>;
+};
diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi b/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi
index 5a4da4eb8d3d..fcf59f0a7470 100644
--- a/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi
@@ -37,6 +37,12 @@ scm_conf: syscon@...000 {
#size-cells = <1>;
ranges = <0x00 0x00 0x00100000 0x1c000>;
+ cpsw1_phy_gmii_sel: phy@...4 {
+ compatible = "ti,am654-phy-gmii-sel";
+ reg = <0x4034 0x4>;
+ #phy-cells = <1>;
+ };
+
serdes_ln_ctrl: mux-controller@...0 {
compatible = "mmio-mux";
reg = <0x00004080 0x30>;
@@ -1052,6 +1058,68 @@ cpts@...d0000 {
};
};
+ main_cpsw1: ethernet@...0000 {
+ compatible = "ti,j721e-cpsw-nuss";
+ reg = <0x00 0xc200000 0x00 0x200000>;
+ reg-names = "cpsw_nuss";
+ ranges = <0x00 0x00 0x00 0xc200000 0x00 0x200000>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+ dma-coherent;
+ clocks = <&k3_clks 62 0>;
+ clock-names = "fck";
+ power-domains = <&k3_pds 62 TI_SCI_PD_EXCLUSIVE>;
+
+ dmas = <&main_udmap 0xc640>,
+ <&main_udmap 0xc641>,
+ <&main_udmap 0xc642>,
+ <&main_udmap 0xc643>,
+ <&main_udmap 0xc644>,
+ <&main_udmap 0xc645>,
+ <&main_udmap 0xc646>,
+ <&main_udmap 0xc647>,
+ <&main_udmap 0x4640>;
+ dma-names = "tx0", "tx1", "tx2", "tx3",
+ "tx4", "tx5", "tx6", "tx7",
+ "rx";
+
+ status = "disabled";
+
+ ethernet-ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ main_cpsw1_port1: port@1 {
+ reg = <1>;
+ label = "port1";
+ phys = <&cpsw1_phy_gmii_sel 1>;
+ ti,mac-only;
+ status = "disabled";
+ };
+ };
+
+ main_cpsw1_mdio: mdio@f00 {
+ compatible = "ti,cpsw-mdio", "ti,davinci_mdio";
+ reg = <0x00 0xf00 0x00 0x100>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ clocks = <&k3_clks 62 0>;
+ clock-names = "fck";
+ bus_freq = <1000000>;
+ };
+
+ cpts@...00 {
+ compatible = "ti,am65-cpts";
+ reg = <0x00 0x3d000 0x00 0x400>;
+ clocks = <&k3_clks 62 3>;
+ clock-names = "cpts";
+ interrupts-extended = <&gic500 GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "cpts";
+ ti,cpts-ext-ts-inputs = <4>;
+ ti,cpts-periodic-outputs = <2>;
+ };
+ };
+
main_mcan0: can@...1000 {
compatible = "bosch,m_can";
reg = <0x00 0x02701000 0x00 0x200>,
--
2.25.1
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