ramips: add linux 4.4 support, update mt7621 subtarget to 4.4
[openwrt.git] / target / linux / ramips / patches-4.4 / 0019-arch-mips-ralink-add-mt7621-cpu-feature-overrides.patch
1 From 43372c2be9fcf68bc40c322039c75893ce4e982c Mon Sep 17 00:00:00 2001
2 From: John Crispin <blogic@openwrt.org>
3 Date: Mon, 7 Dec 2015 17:20:47 +0100
4 Subject: [PATCH 19/53] arch: mips: ralink: add mt7621 cpu-feature-overrides
5
6 Signed-off-by: John Crispin <blogic@openwrt.org>
7 ---
8  .../asm/mach-ralink/mt7621/cpu-feature-overrides.h |   65 ++++++++++++++++++++
9  1 file changed, 65 insertions(+)
10  create mode 100644 arch/mips/include/asm/mach-ralink/mt7621/cpu-feature-overrides.h
11
12 --- /dev/null
13 +++ b/arch/mips/include/asm/mach-ralink/mt7621/cpu-feature-overrides.h
14 @@ -0,0 +1,65 @@
15 +/*
16 + * Ralink MT7621 specific CPU feature overrides
17 + *
18 + * Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
19 + * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
20 + * Copyright (C) 2015 Felix Fietkau <nbd@openwrt.org>
21 + *
22 + * This file was derived from: include/asm-mips/cpu-features.h
23 + *     Copyright (C) 2003, 2004 Ralf Baechle
24 + *     Copyright (C) 2004 Maciej W. Rozycki
25 + *
26 + * This program is free software; you can redistribute it and/or modify it
27 + * under the terms of the GNU General Public License version 2 as published
28 + * by the Free Software Foundation.
29 + *
30 + */
31 +#ifndef _MT7621_CPU_FEATURE_OVERRIDES_H
32 +#define _MT7621_CPU_FEATURE_OVERRIDES_H
33 +
34 +#define cpu_has_tlb            1
35 +#define cpu_has_4kex           1
36 +#define cpu_has_3k_cache       0
37 +#define cpu_has_4k_cache       1
38 +#define cpu_has_tx39_cache     0
39 +#define cpu_has_sb1_cache      0
40 +#define cpu_has_fpu            0
41 +#define cpu_has_32fpr          0
42 +#define cpu_has_counter                1
43 +#define cpu_has_watch          1
44 +#define cpu_has_divec          1
45 +
46 +#define cpu_has_prefetch       1
47 +#define cpu_has_ejtag          1
48 +#define cpu_has_llsc           1
49 +
50 +#define cpu_has_mips16         1
51 +#define cpu_has_mdmx           0
52 +#define cpu_has_mips3d         0
53 +#define cpu_has_smartmips      0
54 +
55 +#define cpu_has_mips32r1       1
56 +#define cpu_has_mips32r2       1
57 +#define cpu_has_mips64r1       0
58 +#define cpu_has_mips64r2       0
59 +
60 +#define cpu_has_dsp            1
61 +#define cpu_has_dsp2           0
62 +#define cpu_has_mipsmt         1
63 +
64 +#define cpu_has_64bits         0
65 +#define cpu_has_64bit_zero_reg 0
66 +#define cpu_has_64bit_gp_regs  0
67 +#define cpu_has_64bit_addresses        0
68 +
69 +#define cpu_dcache_line_size() 32
70 +#define cpu_icache_line_size() 32
71 +
72 +#define cpu_has_dc_aliases     0
73 +#define cpu_has_vtag_icache    0
74 +
75 +#define cpu_has_rixi           0
76 +#define cpu_has_tlbinv         0
77 +#define cpu_has_userlocal      1
78 +
79 +#endif /* _MT7621_CPU_FEATURE_OVERRIDES_H */