18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-only */ 28c2ecf20Sopenharmony_ci/* 38c2ecf20Sopenharmony_ci * Atheros AR231x/AR531x SoC specific CPU feature overrides 48c2ecf20Sopenharmony_ci * 58c2ecf20Sopenharmony_ci * Copyright (C) 2008 Gabor Juhos <juhosg@openwrt.org> 68c2ecf20Sopenharmony_ci * 78c2ecf20Sopenharmony_ci * This file was derived from: include/asm-mips/cpu-features.h 88c2ecf20Sopenharmony_ci * Copyright (C) 2003, 2004 Ralf Baechle 98c2ecf20Sopenharmony_ci * Copyright (C) 2004 Maciej W. Rozycki 108c2ecf20Sopenharmony_ci */ 118c2ecf20Sopenharmony_ci#ifndef __ASM_MACH_ATH25_CPU_FEATURE_OVERRIDES_H 128c2ecf20Sopenharmony_ci#define __ASM_MACH_ATH25_CPU_FEATURE_OVERRIDES_H 138c2ecf20Sopenharmony_ci 148c2ecf20Sopenharmony_ci/* 158c2ecf20Sopenharmony_ci * The Atheros AR531x/AR231x SoCs have MIPS 4Kc/4KEc core. 168c2ecf20Sopenharmony_ci */ 178c2ecf20Sopenharmony_ci#define cpu_has_tlb 1 188c2ecf20Sopenharmony_ci#define cpu_has_4kex 1 198c2ecf20Sopenharmony_ci#define cpu_has_3k_cache 0 208c2ecf20Sopenharmony_ci#define cpu_has_4k_cache 1 218c2ecf20Sopenharmony_ci#define cpu_has_tx39_cache 0 228c2ecf20Sopenharmony_ci#define cpu_has_sb1_cache 0 238c2ecf20Sopenharmony_ci#define cpu_has_fpu 0 248c2ecf20Sopenharmony_ci#define cpu_has_32fpr 0 258c2ecf20Sopenharmony_ci#define cpu_has_counter 1 268c2ecf20Sopenharmony_ci#define cpu_has_ejtag 1 278c2ecf20Sopenharmony_ci 288c2ecf20Sopenharmony_ci#if !defined(CONFIG_SOC_AR5312) 298c2ecf20Sopenharmony_ci# define cpu_has_llsc 1 308c2ecf20Sopenharmony_ci#else 318c2ecf20Sopenharmony_ci/* 328c2ecf20Sopenharmony_ci * The MIPS 4Kc V0.9 core in the AR5312/AR2312 have problems with the 338c2ecf20Sopenharmony_ci * ll/sc instructions. 348c2ecf20Sopenharmony_ci */ 358c2ecf20Sopenharmony_ci# define cpu_has_llsc 0 368c2ecf20Sopenharmony_ci#endif 378c2ecf20Sopenharmony_ci 388c2ecf20Sopenharmony_ci#define cpu_has_mips16 0 398c2ecf20Sopenharmony_ci#define cpu_has_mips16e2 0 408c2ecf20Sopenharmony_ci#define cpu_has_mdmx 0 418c2ecf20Sopenharmony_ci#define cpu_has_mips3d 0 428c2ecf20Sopenharmony_ci#define cpu_has_smartmips 0 438c2ecf20Sopenharmony_ci 448c2ecf20Sopenharmony_ci#define cpu_has_mips32r1 1 458c2ecf20Sopenharmony_ci 468c2ecf20Sopenharmony_ci#if !defined(CONFIG_SOC_AR5312) 478c2ecf20Sopenharmony_ci# define cpu_has_mips32r2 1 488c2ecf20Sopenharmony_ci#endif 498c2ecf20Sopenharmony_ci 508c2ecf20Sopenharmony_ci#define cpu_has_mips64r1 0 518c2ecf20Sopenharmony_ci#define cpu_has_mips64r2 0 528c2ecf20Sopenharmony_ci 538c2ecf20Sopenharmony_ci#define cpu_has_dsp 0 548c2ecf20Sopenharmony_ci#define cpu_has_mipsmt 0 558c2ecf20Sopenharmony_ci 568c2ecf20Sopenharmony_ci#define cpu_has_64bits 0 578c2ecf20Sopenharmony_ci#define cpu_has_64bit_zero_reg 0 588c2ecf20Sopenharmony_ci#define cpu_has_64bit_gp_regs 0 598c2ecf20Sopenharmony_ci 608c2ecf20Sopenharmony_ci#endif /* __ASM_MACH_ATH25_CPU_FEATURE_OVERRIDES_H */ 61