linux-kernel - [PATCH 1/2] MIPS: Allow MIPS32R2 kernel to run on P5600 and M5150

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Message-Id: <20230529135245.4085-1-jiaxun.yang@flygoat.com>
Date:   Mon, 29 May 2023 14:52:44 +0100
From:   Jiaxun Yang <jiaxun.yang@...goat.com>
To:     linux-mips@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, tsbogend@...ha.franken.de,
        Jiaxun Yang <jiaxun.yang@...goat.com>
Subject: [PATCH 1/2] MIPS: Allow MIPS32R2 kernel to run on P5600 and M5150

M5150 and P5600 are two MIPS32R5 kernels, however as MIPS32R5 is
backward compatible with MIPS32R2 there is no reason to forbid
M5150 and P5600 on MIPS32R2 kernel.

Signed-off-by: Jiaxun Yang <jiaxun.yang@...goat.com>
---
 arch/mips/include/asm/cpu-type.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/mips/include/asm/cpu-type.h b/arch/mips/include/asm/cpu-type.h
index a4a66bd93748..4032cd90ea30 100644
--- a/arch/mips/include/asm/cpu-type.h
+++ b/arch/mips/include/asm/cpu-type.h
@@ -54,7 +54,8 @@ static inline int __pure __get_cpu_type(const int cpu_type)
 	case CPU_PROAPTIV:
 #endif
 
-#ifdef CONFIG_SYS_HAS_CPU_MIPS32_R5
+#if defined(CONFIG_SYS_HAS_CPU_MIPS32_R2) || \
+    defined(CONFIG_SYS_HAS_CPU_MIPS32_R5)
 	case CPU_M5150:
 	case CPU_P5600:
 #endif
-- 
2.39.2 (Apple Git-143)