MIPS: ralink: add cpu-feature-overrides.h

Add cpu-feature-overrides.h for RT288x, RT305x and RT3883.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/5175/

3 files changed, 167 insertions, 0 deletions

diff --git a/arch/mips/include/asm/mach-ralink/rt288x/cpu-feature-overrides.h b/arch/mips/include/asm/mach-ralink/rt288x/cpu-feature-overrides.h
new file mode 100644
index 000000000000..72fc10669199
--- /dev/null
+++ b/arch/mips/include/asm/mach-ralink/rt288x/cpu-feature-overrides.h
@@ -0,0 +1,56 @@
+/*
+ * Ralink RT288x specific CPU feature overrides
+ *
+ * Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
+ * Copyright (C) 2008 Imre Kaloz <kaloz@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
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+#ifndef _RT288X_CPU_FEATURE_OVERRIDES_H
+#define _RT288X_CPU_FEATURE_OVERRIDES_H
+
+#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_watch           1
+#define cpu_has_divec           1
+
+#define cpu_has_prefetch        1
+#define cpu_has_ejtag           1
+#define cpu_has_llsc            1
+
+#define cpu_has_mips16          1
+#define cpu_has_mdmx            0
+#define cpu_has_mips3d          0
+#define cpu_has_smartmips       0
+
+#define cpu_has_mips32r1        1
+#define cpu_has_mips32r2        1
+#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
+#define cpu_has_64bit_addresses 0
+
+#define cpu_dcache_line_size()  16
+#define cpu_icache_line_size()  16
+
+#endif /* _RT288X_CPU_FEATURE_OVERRIDES_H */
diff --git a/arch/mips/include/asm/mach-ralink/rt305x/cpu-feature-overrides.h b/arch/mips/include/asm/mach-ralink/rt305x/cpu-feature-overrides.h
new file mode 100644
index 000000000000..917c28654552
--- /dev/null
+++ b/arch/mips/include/asm/mach-ralink/rt305x/cpu-feature-overrides.h
@@ -0,0 +1,56 @@
+/*
+ * Ralink RT305x specific CPU feature overrides
+ *
+ * Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
+ * Copyright (C) 2008 Imre Kaloz <kaloz@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
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+#ifndef _RT305X_CPU_FEATURE_OVERRIDES_H
+#define _RT305X_CPU_FEATURE_OVERRIDES_H
+
+#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_watch           1
+#define cpu_has_divec           1
+
+#define cpu_has_prefetch        1
+#define cpu_has_ejtag           1
+#define cpu_has_llsc            1
+
+#define cpu_has_mips16          1
+#define cpu_has_mdmx            0
+#define cpu_has_mips3d          0
+#define cpu_has_smartmips       0
+
+#define cpu_has_mips32r1        1
+#define cpu_has_mips32r2        1
+#define cpu_has_mips64r1        0
+#define cpu_has_mips64r2        0
+
+#define cpu_has_dsp             1
+#define cpu_has_mipsmt          0
+
+#define cpu_has_64bits          0
+#define cpu_has_64bit_zero_reg  0
+#define cpu_has_64bit_gp_regs   0
+#define cpu_has_64bit_addresses 0
+
+#define cpu_dcache_line_size()  32
+#define cpu_icache_line_size()  32
+
+#endif /* _RT305X_CPU_FEATURE_OVERRIDES_H */
diff --git a/arch/mips/include/asm/mach-ralink/rt3883/cpu-feature-overrides.h b/arch/mips/include/asm/mach-ralink/rt3883/cpu-feature-overrides.h
new file mode 100644
index 000000000000..181fbf4c976f
--- /dev/null
+++ b/arch/mips/include/asm/mach-ralink/rt3883/cpu-feature-overrides.h
@@ -0,0 +1,55 @@
+/*
+ * Ralink RT3662/RT3883 specific CPU feature overrides
+ *
+ * Copyright (C) 2011-2013 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
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+#ifndef _RT3883_CPU_FEATURE_OVERRIDES_H
+#define _RT3883_CPU_FEATURE_OVERRIDES_H
+
+#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_watch           1
+#define cpu_has_divec           1
+
+#define cpu_has_prefetch        1
+#define cpu_has_ejtag           1
+#define cpu_has_llsc            1
+
+#define cpu_has_mips16          1
+#define cpu_has_mdmx            0
+#define cpu_has_mips3d          0
+#define cpu_has_smartmips       0
+
+#define cpu_has_mips32r1        1
+#define cpu_has_mips32r2        1
+#define cpu_has_mips64r1        0
+#define cpu_has_mips64r2        0
+
+#define cpu_has_dsp             1
+#define cpu_has_mipsmt          0
+
+#define cpu_has_64bits          0
+#define cpu_has_64bit_zero_reg  0
+#define cpu_has_64bit_gp_regs   0
+#define cpu_has_64bit_addresses 0
+
+#define cpu_dcache_line_size()  32
+#define cpu_icache_line_size()  32
+
+#endif /* _RT3883_CPU_FEATURE_OVERRIDES_H */