arm: dts: introduce DMA & CPSW nodes

Introduce the Direct Memory Access and Ethernet device tree nodes needed
by uboot's ethernet drivers.

Signed-off-by: Bryan Brattlof <bb@ti.com>

4 files changed, 255 insertions, 0 deletions

diff --git a/arch/arm/dts/k3-am62a-main.dtsi b/arch/arm/dts/k3-am62a-main.dtsi
index bc4b50bcd1..5beae6f113 100644
--- a/arch/arm/dts/k3-am62a-main.dtsi
+++ b/arch/arm/dts/k3-am62a-main.dtsi
@@ -48,6 +48,12 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		ranges = <0x00 0x00 0x00100000 0x20000>;
+
+		phy_gmii_sel: phy@4044 {
+			compatible = "ti,am654-phy-gmii-sel";
+			reg = <0x4044 0x8>;
+			#phy-cells = <1>;
+		};
 	};
 
 	dmss: bus@48000000 {
@@ -69,6 +75,67 @@
 			interrupt-names = "rx_012";
 			interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>;
 		};
+
+		inta_main_dmss: interrupt-controller@48000000 {
+			compatible = "ti,sci-inta";
+			reg = <0x00 0x48000000 0x00 0x100000>;
+			#interrupt-cells = <0>;
+			interrupt-controller;
+			interrupt-parent = <&gic500>;
+			msi-controller;
+			ti,sci = <&dmsc>;
+			ti,sci-dev-id = <28>;
+			ti,interrupt-ranges = <6 70 34>;
+			ti,unmapped-event-sources = <&main_bcdma>, <&main_pktdma>;
+		};
+
+		main_bcdma: dma-controller@485c0100 {
+			compatible = "ti,am64-dmss-bcdma";
+			reg = <0x00 0x485c0100 0x00 0x100>,
+			      <0x00 0x4c000000 0x00 0x20000>,
+			      <0x00 0x4a820000 0x00 0x20000>,
+			      <0x00 0x4aa40000 0x00 0x20000>,
+			      <0x00 0x4bc00000 0x00 0x100000>;
+			reg-names = "gcfg", "bchanrt", "rchanrt", "tchanrt", "ringrt";
+			msi-parent = <&inta_main_dmss>;
+			#dma-cells = <3>;
+			ti,sci = <&dmsc>;
+			ti,sci-dev-id = <26>;
+			ti,sci-rm-range-bchan = <0x20>; /* BLOCK_COPY_CHAN */
+			ti,sci-rm-range-rchan = <0x21>; /* SPLIT_TR_RX_CHAN */
+			ti,sci-rm-range-tchan = <0x22>; /* SPLIT_TR_TX_CHAN */
+		};
+
+		main_pktdma: dma-controller@485c0000 {
+			compatible = "ti,am64-dmss-pktdma";
+			reg = <0x00 0x485c0000 0x00 0x100>,
+			      <0x00 0x4a800000 0x00 0x20000>,
+			      <0x00 0x4aa00000 0x00 0x40000>,
+			      <0x00 0x4b800000 0x00 0x400000>;
+			reg-names = "gcfg", "rchanrt", "tchanrt", "ringrt";
+			msi-parent = <&inta_main_dmss>;
+			#dma-cells = <2>;
+			ti,sci = <&dmsc>;
+			ti,sci-dev-id = <30>;
+			ti,sci-rm-range-tchan = <0x23>, /* UNMAPPED_TX_CHAN */
+						<0x24>, /* CPSW_TX_CHAN */
+						<0x25>, /* SAUL_TX_0_CHAN */
+						<0x26>; /* SAUL_TX_1_CHAN */
+			ti,sci-rm-range-tflow = <0x10>, /* RING_UNMAPPED_TX_CHAN */
+						<0x11>, /* RING_CPSW_TX_CHAN */
+						<0x12>, /* RING_SAUL_TX_0_CHAN */
+						<0x13>; /* RING_SAUL_TX_1_CHAN */
+			ti,sci-rm-range-rchan = <0x29>, /* UNMAPPED_RX_CHAN */
+						<0x2b>, /* CPSW_RX_CHAN */
+						<0x2d>, /* SAUL_RX_0_CHAN */
+						<0x2f>, /* SAUL_RX_1_CHAN */
+						<0x31>, /* SAUL_RX_2_CHAN */
+						<0x33>; /* SAUL_RX_3_CHAN */
+			ti,sci-rm-range-rflow = <0x2a>, /* FLOW_UNMAPPED_RX_CHAN */
+						<0x2c>, /* FLOW_CPSW_RX_CHAN */
+						<0x2e>, /* FLOW_SAUL_RX_0/1_CHAN */
+						<0x32>; /* FLOW_SAUL_RX_2/3_CHAN */
+		};
 	};
 
 	dmsc: system-controller@44043000 {
@@ -295,4 +362,74 @@
 		no-1-8-v;
 		status = "disabled";
 	};
+
+	cpsw3g: ethernet@8000000 {
+		compatible = "ti,am642-cpsw-nuss";
+		#address-cells = <2>;
+		#size-cells = <2>;
+		reg = <0x00 0x08000000 0x00 0x200000>;
+		reg-names = "cpsw_nuss";
+		ranges = <0x0 0x0 0x0 0x8000000 0x0 0x200000>;
+		clocks = <&k3_clks 13 0>;
+		assigned-clocks = <&k3_clks 13 3>;
+		assigned-clock-parents = <&k3_clks 13 11>;
+		clock-names = "fck";
+		power-domains = <&k3_pds 13 TI_SCI_PD_EXCLUSIVE>;
+		status = "disabled";
+
+		dmas = <&main_pktdma 0xc600 15>,
+		       <&main_pktdma 0xc601 15>,
+		       <&main_pktdma 0xc602 15>,
+		       <&main_pktdma 0xc603 15>,
+		       <&main_pktdma 0xc604 15>,
+		       <&main_pktdma 0xc605 15>,
+		       <&main_pktdma 0xc606 15>,
+		       <&main_pktdma 0xc607 15>,
+		       <&main_pktdma 0x4600 15>;
+		dma-names = "tx0", "tx1", "tx2", "tx3", "tx4",
+		            "tx5", "tx6", "tx7", "rx";
+
+		ethernet-ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			cpsw_port1: port@1 {
+				reg = <1>;
+				ti,mac-only;
+				label = "port1";
+				phys = <&phy_gmii_sel 1>;
+				mac-address = [00 00 00 00 00 00];
+				ti,syscon-efuse = <&wkup_conf 0x200>;
+			};
+
+			cpsw_port2: port@2 {
+				reg = <2>;
+				ti,mac-only;
+				label = "port2";
+				phys = <&phy_gmii_sel 2>;
+				mac-address = [00 00 00 00 00 00];
+			};
+		};
+
+		cpsw3g_mdio: mdio@f00 {
+			compatible = "ti,cpsw-mdio","ti,davinci_mdio";
+			reg = <0x0 0xf00 0x0 0x100>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			clocks = <&k3_clks 13 0>;
+			clock-names = "fck";
+			bus_freq = <1000000>;
+		};
+
+		cpts@3d000 {
+			compatible = "ti,j721e-cpts";
+			reg = <0x0 0x3d000 0x0 0x400>;
+			clocks = <&k3_clks 13 3>;
+			clock-names = "cpts";
+			interrupts-extended = <&gic500 GIC_SPI 102 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "cpts";
+			ti,cpts-ext-ts-inputs = <4>;
+			ti,cpts-periodic-outputs = <2>;
+		};
+	};
 };
diff --git a/arch/arm/dts/k3-am62a7-r5-sk.dts b/arch/arm/dts/k3-am62a7-r5-sk.dts
index 58b7c8ad05..ea2e202237 100644
--- a/arch/arm/dts/k3-am62a7-r5-sk.dts
+++ b/arch/arm/dts/k3-am62a7-r5-sk.dts
@@ -141,3 +141,11 @@
 	status = "okay";
 	u-boot,dm-spl;
 };
+
+&main_pktdma {
+	ti,sci = <&dm_tifs>;
+};
+
+&main_bcdma {
+	ti,sci = <&dm_tifs>;
+};
diff --git a/arch/arm/dts/k3-am62a7-sk-u-boot.dtsi b/arch/arm/dts/k3-am62a7-sk-u-boot.dtsi
index 7fc749ed70..34f8586420 100644
--- a/arch/arm/dts/k3-am62a7-sk-u-boot.dtsi
+++ b/arch/arm/dts/k3-am62a7-sk-u-boot.dtsi
@@ -138,3 +138,45 @@
 &vdd_mmc1 {
 	u-boot,dm-spl;
 };
+
+&main_bcdma {
+	reg = <0x00 0x485c0100 0x00 0x100>,
+	      <0x00 0x4c000000 0x00 0x20000>,
+	      <0x00 0x4a820000 0x00 0x20000>,
+	      <0x00 0x4aa40000 0x00 0x20000>,
+	      <0x00 0x4bc00000 0x00 0x100000>,
+	      <0x00 0x48600000 0x00 0x8000>,
+	      <0x00 0x484a4000 0x00 0x2000>,
+	      <0x00 0x484c2000 0x00 0x2000>;
+	reg-names = "gcfg", "bchanrt", "rchanrt", "tchanrt",
+		    "ringrt", "cfg", "tchan", "rchan";
+	u-boot,dm-spl;
+};
+
+&main_pktdma {
+	reg = <0x00 0x485c0000 0x00 0x100>,
+	      <0x00 0x4a800000 0x00 0x20000>,
+	      <0x00 0x4aa00000 0x00 0x40000>,
+	      <0x00 0x4b800000 0x00 0x400000>,
+	      <0x00 0x485e0000 0x00 0x20000>,
+	      <0x00 0x484a0000 0x00 0x4000>,
+	      <0x00 0x484c0000 0x00 0x2000>,
+	      <0x00 0x48430000 0x00 0x4000>;
+	reg-names = "gcfg", "rchanrt", "tchanrt", "ringrt",
+		    "cfg", "tchan", "rchan", "rflow";
+	u-boot,dm-spl;
+};
+
+&cpsw3g {
+	reg = <0x00 0x08000000 0x00 0x200000>,
+	      <0x00 0x43000200 0x00 0x8>;
+	reg-names = "cpsw_nuss", "mac_efuse";
+	/delete-property/ ranges;
+	u-boot,dm-spl;
+
+	cpsw-phy-sel@04044 {
+		compatible = "ti,am64-phy-gmii-sel";
+		reg = <0x00 0x00104044 0x00 0x8>;
+		u-boot,dm-spl;
+	};
+};
diff --git a/arch/arm/dts/k3-am62a7-sk.dts b/arch/arm/dts/k3-am62a7-sk.dts
index 576dbce80a..25c3a6c429 100644
--- a/arch/arm/dts/k3-am62a7-sk.dts
+++ b/arch/arm/dts/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 +159,55 @@
 			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_rgmii2_pins_default: main-rgmii2-exp-conn-pins-default {
+		pinctrl-single,pins = <
+			AM62AX_IOPAD(0x184, PIN_INPUT, 0) /* (AA21) RGMII2_RD0 */
+			AM62AX_IOPAD(0x188, PIN_INPUT, 0) /* (Y20) RGMII2_RD1 */
+			AM62AX_IOPAD(0x18c, PIN_INPUT, 0) /* (AB21) RGMII2_RD2 */
+			AM62AX_IOPAD(0x190, PIN_INPUT, 0) /* (AB20) RGMII2_RD3 */
+			AM62AX_IOPAD(0x180, PIN_INPUT, 0) /* (AA20) RGMII2_RXC */
+			AM62AX_IOPAD(0x17c, PIN_INPUT, 0) /* (W18) RGMII2_RX_CTL */
+			AM62AX_IOPAD(0x16c, PIN_INPUT, 0) /* (AA19) RGMII2_TD0 */
+			AM62AX_IOPAD(0x170, PIN_INPUT, 0) /* (Y18) RGMII2_TD1 */
+			AM62AX_IOPAD(0x174, PIN_INPUT, 0) /* (AA18) RGMII2_TD2 */
+			AM62AX_IOPAD(0x178, PIN_INPUT, 0) /* (W17) RGMII2_TD3 */
+			AM62AX_IOPAD(0x168, PIN_INPUT, 0) /* (AB19) RGMII2_TXC */
+			AM62AX_IOPAD(0x164, PIN_INPUT, 0) /* (Y19) RGMII2_TX_CTL */
+		>;
+	};
+};
+
+&cpsw3g {
+	pinctrl-names = "default";
+	pinctrl-0 = <&main_mdio1_pins_default
+		     &main_rgmii1_pins_default
+		     &main_rgmii2_pins_default>;
+	status = "okay";
 };
 
 &main_i2c0 {
@@ -221,3 +271,21 @@
 	pinctrl-names = "default";
 	pinctrl-0 = <&main_uart0_pins_default>;
 };
+
+&cpsw_port1 {
+	phy-mode = "rgmii-rxid";
+	phy-handle = <&cpsw3g_phy0>;
+};
+
+&cpsw_port2 {
+	status = "disabled";
+};
+
+&cpsw3g_mdio {
+	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;
+	};
+};