1// SPDX-License-Identifier: (GPL-2.0 or BSD-3-Clause) 2/* 3 * Copyright (c) 2019-2020, Arm Limited. 4 */ 5 6/dts-v1/; 7 8#include "n1sdp.dtsi" 9 10/ { 11 model = "Arm Neoverse N1 System Development Platform"; 12 compatible = "arm,neoverse-n1-sdp", "arm,neoverse-n1-soc"; 13 14 aliases { 15 serial0 = &soc_uart0; 16 }; 17 18 chosen { 19 stdout-path = "serial0:115200n8"; 20 }; 21 22 /* This configuration assumes that standard setup with two DIMM modules. 23 * In the first 2GB of DRAM bank the top 16MB are reserved by firmware as secure memory. 24 * This configuration assumes 16GB of total DRAM being populated. 25 */ 26 memory@80000000 { 27 device_type = "memory"; 28 reg = <0x00000000 0x80000000 0x0 0x7f000000>, 29 <0x00000080 0x80000000 0x3 0x80000000>; 30 numa-node-id = <0>; 31 }; 32 33 soc_refclk60mhz: refclk60mhz { 34 compatible = "fixed-clock"; 35 #clock-cells = <0>; 36 clock-frequency = <60000000>; 37 clock-output-names = "iofpga_clk"; 38 }; 39 40 soc_hdlcdclk: hdlcdclk { 41 compatible = "fixed-clock"; 42 #clock-cells = <0>; 43 clock-frequency = <23750000>; 44 clock-output-names = "hdlcdclk"; 45 }; 46 47 hdlcd: hdlcd@1c050000 { 48 compatible = "arm,hdlcd"; 49 reg = <0 0x1c050000 0 0x1000>; 50 interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>; 51 clocks = <&soc_hdlcdclk>; 52 clock-names = "pxlclk"; 53 54 port { 55 hdlcd0_output: endpoint { 56 remote-endpoint = <&tda998x_0_input>; 57 }; 58 }; 59 }; 60 61 i2c@1c0f0000 { 62 compatible = "arm,versatile-i2c"; 63 reg = <0x0 0x1c0f0000 0x0 0x1000>; 64 #address-cells = <1>; 65 #size-cells = <0>; 66 clock-frequency = <400000>; 67 i2c-sda-hold-time-ns = <500>; 68 clocks = <&soc_refclk60mhz>; 69 70 hdmi-transmitter@70 { 71 compatible = "nxp,tda998x"; 72 reg = <0x70>; 73 port { 74 tda998x_0_input: endpoint { 75 remote-endpoint = <&hdlcd0_output>; 76 }; 77 }; 78 }; 79 }; 80}; 81 82&pcie_ctlr { 83 status = "okay"; 84}; 85 86&ccix_pcie_ctlr { 87 status = "okay"; 88}; 89 90&soc_uart0 { 91 status = "okay"; 92}; 93