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/* SPDX-License-Identifier: GPL-2.0-only */ /* * Atheros AR231x/AR531x SoC specific CPU feature overrides * * Copyright (C) 2008 Gabor Juhos <juhosg@openwrt.org> * * This file was derived from: include/asm-mips/cpu-features.h * Copyright (C) 2003, 2004 Ralf Baechle * Copyright (C) 2004 Maciej W. Rozycki */ #ifndef __ASM_MACH_ATH25_CPU_FEATURE_OVERRIDES_H #define __ASM_MACH_ATH25_CPU_FEATURE_OVERRIDES_H /* * The Atheros AR531x/AR231x SoCs have MIPS 4Kc/4KEc core. */ #define cpu_has_tlb 1 #define cpu_has_4kex 1 #define cpu_has_3k_cache 0 #define cpu_has_4k_cache 1 #define cpu_has_tx39_cache 0 #define cpu_has_sb1_cache 0 #define cpu_has_fpu 0 #define cpu_has_32fpr 0 #define cpu_has_counter 1 #define cpu_has_ejtag 1 #if !defined(CONFIG_SOC_AR5312) # define cpu_has_llsc 1 #else /* * The MIPS 4Kc V0.9 core in the AR5312/AR2312 have problems with the * ll/sc instructions. */ # define cpu_has_llsc 0 #endif #define cpu_has_mips16 0 #define cpu_has_mips16e2 0 #define cpu_has_mdmx 0 #define cpu_has_mips3d 0 #define cpu_has_smartmips 0 #define cpu_has_mips32r1 1 #if !defined(CONFIG_SOC_AR5312) # define cpu_has_mips32r2 1 #endif #define cpu_has_mips64r1 0 #define cpu_has_mips64r2 0 #define cpu_has_dsp 0 #define cpu_has_mipsmt 0 #define cpu_has_64bits 0 #define cpu_has_64bit_zero_reg 0 #define cpu_has_64bit_gp_regs 0 #endif /* __ASM_MACH_ATH25_CPU_FEATURE_OVERRIDES_H */