diff options
| -rw-r--r-- | arch/arm64/boot/dts/ti/Makefile | 4 | ||||
| -rw-r--r-- | arch/arm64/boot/dts/ti/k3-am642-evm-icssg0.dtso | 168 |
2 files changed, 172 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile index 94163d0e37c9..5269c9619b65 100644 --- a/arch/arm64/boot/dts/ti/Makefile +++ b/arch/arm64/boot/dts/ti/Makefile @@ -64,6 +64,7 @@ dtb-$(CONFIG_ARCH_K3) += k3-am62x-sk-hdmi-audio.dtbo # Boards with AM64x SoC dtb-$(CONFIG_ARCH_K3) += k3-am642-evm.dtb +dtb-$(CONFIG_ARCH_K3) += k3-am642-evm-icssg0.dtbo dtb-$(CONFIG_ARCH_K3) += k3-am642-evm-icssg1-dualemac.dtbo dtb-$(CONFIG_ARCH_K3) += k3-am642-evm-icssg1-dualemac-mii.dtbo dtb-$(CONFIG_ARCH_K3) += k3-am642-evm-pcie0-ep.dtbo @@ -216,6 +217,8 @@ k3-am62p5-sk-csi2-ov5640-dtbs := k3-am62p5-sk.dtb \ k3-am62x-sk-csi2-ov5640.dtbo k3-am62p5-sk-csi2-tevi-ov5640-dtbs := k3-am62p5-sk.dtb \ k3-am62x-sk-csi2-tevi-ov5640.dtbo +k3-am642-evm-icssg0-dtbs := \ + k3-am642-evm.dtb k3-am642-evm-icssg0.dtbo k3-am642-evm-icssg1-dualemac-dtbs := \ k3-am642-evm.dtb k3-am642-evm-icssg1-dualemac.dtbo k3-am642-evm-icssg1-dualemac-mii-dtbs := \ @@ -302,6 +305,7 @@ dtb- += k3-am625-beagleplay-csi2-ov5640.dtb \ k3-am62p5-sk-csi2-imx219.dtb \ k3-am62p5-sk-csi2-ov5640.dtb \ k3-am62p5-sk-csi2-tevi-ov5640.dtb \ + k3-am642-evm-icssg0.dtb \ k3-am642-evm-icssg1-dualemac.dtb \ k3-am642-evm-icssg1-dualemac-mii.dtb \ k3-am642-evm-pcie0-ep.dtb \ diff --git a/arch/arm64/boot/dts/ti/k3-am642-evm-icssg0.dtso b/arch/arm64/boot/dts/ti/k3-am642-evm-icssg0.dtso new file mode 100644 index 000000000000..0c8e245e526c --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-am642-evm-icssg0.dtso @@ -0,0 +1,168 @@ +// SPDX-License-Identifier: GPL-2.0-only OR MIT +/** + * DT overlay for enabling ICSSG0 dual EMAC on AM642 EVM + * + * AM642 EVM Product link: https://www.ti.com/tool/TMDS64EVM + * DP83TG720 daughter card link: https://www.ti.com/tool/DP83TG720-IND-SPE-EVM + * + * Copyright (C) 2020-2026 Texas Instruments Incorporated - https://www.ti.com/ + */ + +/dts-v1/; +/plugin/; + +#include <dt-bindings/gpio/gpio.h> +#include "k3-pinctrl.h" + +&{/} { + icssg0_eth: icssg0-eth { + compatible = "ti,am642-icssg-prueth"; + pinctrl-names = "default"; + pinctrl-0 = <&pru_icssg0_rgmii1_pins_default>, <&pru_icssg0_rgmii2_pins_default>; + sram = <&oc_sram>; + + dmas = <&main_pktdma 0xc100 15>, /* egress slice 0 */ + <&main_pktdma 0xc101 15>, /* egress slice 0 */ + <&main_pktdma 0xc102 15>, /* egress slice 0 */ + <&main_pktdma 0xc103 15>, /* egress slice 0 */ + <&main_pktdma 0xc104 15>, /* egress slice 1 */ + <&main_pktdma 0xc105 15>, /* egress slice 1 */ + <&main_pktdma 0xc106 15>, /* egress slice 1 */ + <&main_pktdma 0xc107 15>, /* egress slice 1 */ + <&main_pktdma 0x4100 15>, /* ingress slice 0 */ + <&main_pktdma 0x4101 15>; /* ingress slice 1 */ + dma-names = "tx0-0", "tx0-1", "tx0-2", "tx0-3", + "tx1-0", "tx1-1", "tx1-2", "tx1-3", + "rx0", "rx1"; + + interrupt-parent = <&icssg0_intc>; + interrupts = <24 0 2>, <25 1 3>; + interrupt-names = "tx_ts0", "tx_ts1"; + + ti,prus = <&pru0_0>, <&rtu0_0>, <&tx_pru0_0>, <&pru0_1>, <&rtu0_1>, <&tx_pru0_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 = <&icssg0_mii_g_rt>; + ti,mii-rt = <&icssg0_mii_rt>; + ti,iep = <&icssg0_iep0>, <&icssg0_iep1>; + ti,pa-stats = <&icssg0_pa_stats>; + + ethernet-ports { + #address-cells = <1>; + #size-cells = <0>; + + icssg0_emac0: port@0 { + reg = <0>; + phy-handle = <&icssg0_phy00>; + phy-mode = "rgmii-id"; + ti,syscon-rgmii-delay = <&main_conf 0x4100>; + /* Filled in by bootloader */ + local-mac-address = [00 00 00 00 00 00]; + }; + + icssg0_emac1: port@1 { + reg = <1>; + phy-handle = <&icssg0_phy01>; + phy-mode = "rgmii-id"; + ti,syscon-rgmii-delay = <&main_conf 0x4104>; + /* Filled in by bootloader */ + local-mac-address = [00 00 00 00 00 00]; + }; + }; + }; +}; + +&main_pmx0 { + pru_icssg0_mdio_pins_default: pru-icssg0-mdio-pins { + pinctrl-single,pins = < + /* (P3) PRG0_MDIO0_MDC */ + AM64X_IOPAD(0x0204, PIN_OUTPUT, 0) + /* (P2) PRG0_MDIO0_MDIO */ + AM64X_IOPAD(0x0200, PIN_INPUT, 0) + /* (P16) GPIO0_32 - GPMC0_ADVn_ALE - GPIO_ETH0/1_RESETn# */ + AM64X_IOPAD(0x0084, PIN_OUTPUT, 7) + >; + }; + + pru_icssg0_rgmii1_pins_default: pru-icssg0-rgmii1-pins { + pinctrl-single,pins = < + AM64X_IOPAD(0x0160, PIN_INPUT, 2) /* (Y1) PRG0_PRU0_GPO0.PRG0_RGMII1_RD0 */ + AM64X_IOPAD(0x0164, PIN_INPUT, 2) /* (R4) PRG0_PRU0_GPO1.PRG0_RGMII1_RD1 */ + AM64X_IOPAD(0x0168, PIN_INPUT, 2) /* (U2) PRG0_PRU0_GPO2.PRG0_RGMII1_RD2 */ + AM64X_IOPAD(0x016c, PIN_INPUT, 2) /* (V2) PRG0_PRU0_GPO3.PRG0_RGMII1_RD3 */ + AM64X_IOPAD(0x0178, PIN_INPUT, 2) /* (T3) PRG0_PRU0_GPO6.PRG0_RGMII1_RXC */ + AM64X_IOPAD(0x0170, PIN_INPUT, 2) /* (AA2) PRG0_PRU0_GPO4.PRG0_RGMII1_RX_CTL */ + AM64X_IOPAD(0x018c, PIN_OUTPUT, 2) /* (Y3) PRG0_PRU0_GPO11.PRG0_RGMII1_TD0 */ + AM64X_IOPAD(0x0190, PIN_OUTPUT, 2) /* (AA3) PRG0_PRU0_GPO12.PRG0_RGMII1_TD1 */ + AM64X_IOPAD(0x0194, PIN_OUTPUT, 2) /* (R6) PRG0_PRU0_GPO13.PRG0_RGMII1_TD2 */ + AM64X_IOPAD(0x0198, PIN_OUTPUT, 2) /* (V4) PRG0_PRU0_GPO14.PRG0_RGMII1_TD3 */ + AM64X_IOPAD(0x01a0, PIN_OUTPUT, 2) /* (U4) PRG0_PRU0_GPO16.PRG0_RGMII1_TXC */ + AM64X_IOPAD(0x019c, PIN_OUTPUT, 2) /* (T5) PRG0_PRU0_GPO15.PRG0_RGMII1_TX_CTL */ + >; + }; + + pru_icssg0_rgmii2_pins_default: pru-icssg0-rgmii2-pins { + pinctrl-single,pins = < + AM64X_IOPAD(0x01b0, PIN_INPUT, 2) /* (Y2) PRG0_PRU1_GPO0.PRG0_RGMII2_RD0 */ + AM64X_IOPAD(0x01b4, PIN_INPUT, 2) /* (W2) PRG0_PRU1_GPO1.PRG0_RGMII2_RD1 */ + AM64X_IOPAD(0x01b8, PIN_INPUT, 2) /* (V3) PRG0_PRU1_GPO2.PRG0_RGMII2_RD2 */ + AM64X_IOPAD(0x01bc, PIN_INPUT, 2) /* (T4) PRG0_PRU1_GPO3.PRG0_RGMII2_RD3 */ + AM64X_IOPAD(0x01c8, PIN_INPUT, 2) /* (R5) PRG0_PRU1_GPO6.PRG0_RGMII2_RXC */ + AM64X_IOPAD(0x01c0, PIN_INPUT, 2) /* (W3) PRG0_PRU1_GPO4.PRG0_RGMII2_RX_CTL */ + AM64X_IOPAD(0x01dc, PIN_OUTPUT, 2) /* (W4) PRG0_PRU1_GPO11.PRG0_RGMII2_TD0 */ + AM64X_IOPAD(0x01e0, PIN_OUTPUT, 2) /* (Y4) PRG0_PRU1_GPO12.PRG0_RGMII2_TD1 */ + AM64X_IOPAD(0x01e4, PIN_OUTPUT, 2) /* (T6) PRG0_PRU1_GPO13.PRG0_RGMII2_TD2 */ + AM64X_IOPAD(0x01e8, PIN_OUTPUT, 2) /* (U6) PRG0_PRU1_GPO14.PRG0_RGMII2_TD3 */ + AM64X_IOPAD(0x01f0, PIN_OUTPUT, 2) /* (AA4) PRG0_PRU1_GPO16.PRG0_RGMII2_TXC */ + AM64X_IOPAD(0x01ec, PIN_OUTPUT, 2) /* (U5) PRG0_PRU1_GPO15.PRG0_RGMII2_TX_CTL */ + >; + }; + + icssg0_iep0_pins_default: icssg0-iep0-pins { + pinctrl-single,pins = < + AM64X_IOPAD(0x01ac, PIN_OUTPUT, 2) /* (W1) PRG0_PRU0_GPO19.PRG0_IEP0_EDC_SYNC_OUT0 */ + >; + }; +}; + +&icssg0_mdio { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&pru_icssg0_mdio_pins_default>; + #address-cells = <1>; + #size-cells = <0>; + + icssg0_phy00: ethernet-phy@0 { + reg = <0x0>; + }; + + icssg0_phy01: ethernet-phy@a { + reg = <0xa>; + }; +}; + +&icssg0_iep0 { + pinctrl-names = "default"; + pinctrl-0 = <&icssg0_iep0_pins_default>; +}; + +&main_gpio0 { + phy-line-hog { + gpio-hog; + gpios = <32 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "phy-hog-line"; + }; +}; |
