1// SPDX-License-Identifier: GPL-2.0 2/* 3 * Realtek RTD1861B Krypton EVB 4 * 5 * Copyright (c) 2024 Realtek Semiconductor Corp. 6 */ 7 8/dts-v1/; 9 10#include "rtd1861.dtsi" 11 12/ { 13 chosen { 14 stdout-path = "serial0:460800n8"; 15 }; 16 17 reserved_memory: reserved-memory { 18 #address-cells = <2>; 19 #size-cells = <2>; 20 ranges; 21 22 linux,cma { 23 compatible = "shared-dma-pool"; 24 alignment = <0x0 0x400000>; 25 alloc-ranges = <0x0 0x0 0x0 0x20000000>; 26 size = <0x0 0x2000000>; 27 reusable; 28 linux,cma-default; 29 }; 30 }; 31 32 cpu_opps: opp-table-cpu { 33 compatible = "operating-points-v2"; 34 opp-shared; 35 36 opp1200: opp-1200000000 { 37 opp-hz = /bits/ 64 <1200000000>; 38 opp-microvolt = <900000>; 39 }; 40 41 opp1600: opp-1600000000 { 42 opp-hz = /bits/ 64 <1600000000>; 43 opp-microvolt = <1000000>; 44 opp-suspend; 45 }; 46 47 opp1800: opp-1800000000 { 48 opp-hz = /bits/ 64 <1800000000>; 49 opp-microvolt = <1050000>; 50 }; 51 }; 52}; 53 54&cpu0 { 55 operating-points-v2 = <&cpu_opps>; 56 #cooling-cells = <2>; 57}; 58 59&cpu1 { 60 operating-points-v2 = <&cpu_opps>; 61 #cooling-cells = <2>; 62}; 63 64&cpu2 { 65 operating-points-v2 = <&cpu_opps>; 66 #cooling-cells = <2>; 67}; 68 69&cpu3 { 70 operating-points-v2 = <&cpu_opps>; 71 #cooling-cells = <2>; 72}; 73