From f047eb28cb3584f3d07fd8d7f4456223db8e1808 Mon Sep 17 00:00:00 2001 From: MD Danish Anwar Date: Thu, 15 Feb 2024 15:20:06 +0530 Subject: arm: dts: k3-am642-evm: Add ICSSG1 Ethernet support ICSSG1 provides dual Gigabit Ethernet support. Add ICSSG1 ethernet node to am64x device tree. Signed-off-by: MD Danish Anwar --- arch/arm/dts/k3-am642-evm-u-boot.dtsi | 44 +++++++++++++++ arch/arm/dts/k3-am642-evm.dts | 100 ++++++++++++++++++++++++++++++++++ 2 files changed, 144 insertions(+) diff --git a/arch/arm/dts/k3-am642-evm-u-boot.dtsi b/arch/arm/dts/k3-am642-evm-u-boot.dtsi index e56bdea3d7..88a1e224df 100644 --- a/arch/arm/dts/k3-am642-evm-u-boot.dtsi +++ b/arch/arm/dts/k3-am642-evm-u-boot.dtsi @@ -27,6 +27,50 @@ }; }; +&pru0_0 { + remoteproc-name = "pru0_0"; +}; + +&rtu0_0 { + remoteproc-name = "rtu0_0"; +}; + +&tx_pru0_0 { + remoteproc-name = "tx_pru0_0"; +}; + +&pru0_1 { + remoteproc-name = "pru0_1"; +}; + +&rtu0_1 { + remoteproc-name = "rtu0_1"; +}; + +&tx_pru0_1 { + remoteproc-name = "tx_pru0_1"; +}; + +&pru1_0 { + remoteproc-name = "pru1_0"; +}; + +&rtu1_0 { + remoteproc-name = "rtu1_0"; +}; + +&tx_pru1_0 { + remoteproc-name = "tx_pru1_0"; +}; + +&pru1_1 { + remoteproc-name = "pru1_1"; +}; + +&rtu1_1 { + remoteproc-name = "rtu1_1"; +}; + &main_conf { bootph-pre-ram; chipid@14 { diff --git a/arch/arm/dts/k3-am642-evm.dts b/arch/arm/dts/k3-am642-evm.dts index dcd8f7ba4c..a1f57670a6 100644 --- a/arch/arm/dts/k3-am642-evm.dts +++ b/arch/arm/dts/k3-am642-evm.dts @@ -21,6 +21,12 @@ bootargs = "console=ttyS2,115200n8 earlycon=ns16550a,mmio32,0x02800000"; }; + aliases { + ethernet0 = &cpsw_port1; + ethernet1 = &cpsw_port2; + ethernet2 = &icssg1_emac0; + }; + memory@80000000 { device_type = "memory"; /* 2G RAM */ @@ -198,6 +204,64 @@ max-bitrate = <5000000>; standby-gpios = <&exp1 9 GPIO_ACTIVE_HIGH>; }; + + icssg1_eth: icssg1-eth { + compatible = "ti,am642-icssg-prueth"; + pinctrl-names = "default"; + pinctrl-0 = <&icssg1_rgmii1_pins_default>; + sram = <&oc_sram>; + ti,prus = <&pru1_0>, <&rtu1_0>, <&tx_pru1_0>, <&pru1_1>, <&rtu1_1>, <&tx_pru1_1>; + firmware-name = "ti-pruss/am64x-sr2-pru0-prueth-fw.elf", + "ti-pruss/am64x-sr2-rtu0-prueth-fw.elf", + "ti-pruss/am64x-sr2-txpru0-prueth-fw.elf", + "ti-pruss/am64x-sr2-pru1-prueth-fw.elf", + "ti-pruss/am64x-sr2-rtu1-prueth-fw.elf", + "ti-pruss/am64x-sr2-txpru1-prueth-fw.elf"; + + ti,pruss-gp-mux-sel = <2>, /* MII mode */ + <2>, + <2>, + <2>, /* MII mode */ + <2>, + <2>; + ti,mii-g-rt = <&icssg1_mii_g_rt>; + ti,mii-rt = <&icssg1_mii_rt>; + ti,iep = <&icssg1_iep0>, <&icssg1_iep1>; + interrupt-parent = <&icssg1_intc>; + interrupts = <24 0 2>, <25 1 3>; + interrupt-names = "tx_ts0", "tx_ts1"; + dmas = <&main_pktdma 0xc200 15>, /* egress slice 0 */ + <&main_pktdma 0xc201 15>, /* egress slice 0 */ + <&main_pktdma 0xc202 15>, /* egress slice 0 */ + <&main_pktdma 0xc203 15>, /* egress slice 0 */ + <&main_pktdma 0xc204 15>, /* egress slice 1 */ + <&main_pktdma 0xc205 15>, /* egress slice 1 */ + <&main_pktdma 0xc206 15>, /* egress slice 1 */ + <&main_pktdma 0xc207 15>, /* egress slice 1 */ + <&main_pktdma 0x4200 15>, /* ingress slice 0 */ + <&main_pktdma 0x4201 15>; /* ingress slice 1 */ + dma-names = "tx0-0", "tx0-1", "tx0-2", "tx0-3", + "tx1-0", "tx1-1", "tx1-2", "tx1-3", + "rx0", "rx1"; + + ethernet-ports { + #address-cells = <1>; + #size-cells = <0>; + icssg1_emac0: port@0 { + reg = <0>; + phy-handle = <&icssg1_phy1>; + phy-mode = "rgmii-id"; + /* Filled in by bootloader */ + local-mac-address = [00 00 00 00 00 00]; + }; + icssg1_emac1: port@1 { + reg = <1>; + /* Filled in by bootloader */ + local-mac-address = [00 00 00 00 00 00]; + status = "disabled"; + }; + }; + }; }; &main_pmx0 { @@ -329,6 +393,30 @@ AM64X_IOPAD(0x0258, PIN_OUTPUT, 0) /* (C17) MCAN1_TX */ >; }; + + icssg1_mdio1_pins_default: icssg1-mdio1-default-pins { + pinctrl-single,pins = < + AM64X_IOPAD(0x015c, PIN_OUTPUT, 0) /* (Y6) PRG1_MDIO0_MDC */ + AM64X_IOPAD(0x0158, PIN_INPUT, 0) /* (AA6) PRG1_MDIO0_MDIO */ + >; + }; + + icssg1_rgmii1_pins_default: icssg1-rgmii1-default-pins{ + pinctrl-single,pins = < + AM64X_IOPAD(0x00b8, PIN_INPUT, 2) /* (Y7) PRG1_PRU0_GPO0.PRG1_RGMII1_RD0 */ + AM64X_IOPAD(0x00bc, PIN_INPUT, 2) /* (U8) PRG1_PRU0_GPO1.PRG1_RGMII1_RD1 */ + AM64X_IOPAD(0x00c0, PIN_INPUT, 2) /* (W8) PRG1_PRU0_GPO2.PRG1_RGMII1_RD2 */ + AM64X_IOPAD(0x00c4, PIN_INPUT, 2) /* (V8) PRG1_PRU0_GPO3.PRG1_RGMII1_RD3 */ + AM64X_IOPAD(0x00d0, PIN_INPUT, 2) /* (AA7) PRG1_PRU0_GPO6.PRG1_RGMII1_RXC */ + AM64X_IOPAD(0x00c8, PIN_INPUT, 2) /* (Y8) PRG1_PRU0_GPO4.PRG1_RGMII1_RX_CTL */ + AM64X_IOPAD(0x00e4, PIN_INPUT, 2) /* (AA8) PRG1_PRU0_GPO11.PRG1_RGMII1_TD0 */ + AM64X_IOPAD(0x00e8, PIN_INPUT, 2) /* (U9) PRG1_PRU0_GPO12.PRG1_RGMII1_TD1 */ + AM64X_IOPAD(0x00ec, PIN_INPUT, 2) /* (W9) PRG1_PRU0_GPO13.PRG1_RGMII1_TD2 */ + AM64X_IOPAD(0x00f0, PIN_INPUT, 2) /* (AA9) PRG1_PRU0_GPO14.PRG1_RGMII1_TD3 */ + AM64X_IOPAD(0x00f8, PIN_INPUT, 2) /* (V9) PRG1_PRU0_GPO16.PRG1_RGMII1_TXC */ + AM64X_IOPAD(0x00f4, PIN_INPUT, 2) /* (Y9) PRG1_PRU0_GPO15.PRG1_RGMII1_TX_CTL */ + >; + }; }; &main_uart0 { @@ -655,3 +743,15 @@ pinctrl-0 = <&main_mcan1_pins_default>; phys = <&transceiver2>; }; + +&icssg1_mdio { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&icssg1_mdio1_pins_default>; + + icssg1_phy1: ethernet-phy@f { + reg = <0xf>; + tx-internal-delay-ps = <250>; + rx-internal-delay-ps = <2000>; + }; +}; -- cgit v1.2.3