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| author | Kumar Gala <galak@kernel.crashing.org> | 2011-08-24 09:14:16 -0500 |
|---|---|---|
| committer | Kumar Gala <galak@kernel.crashing.org> | 2011-09-29 19:01:05 -0500 |
| commit | a5986432679205df5f80f7699f7853a0e7e5a509 (patch) | |
| tree | ea3cc736c7b9409708769bda66d9ae0c8f4a3277 | |
| parent | 5471370b43382907eee5034880967331cd1b7aec (diff) | |
| download | u-boot-imx-a5986432679205df5f80f7699f7853a0e7e5a509.zip u-boot-imx-a5986432679205df5f80f7699f7853a0e7e5a509.tar.gz u-boot-imx-a5986432679205df5f80f7699f7853a0e7e5a509.tar.bz2 | |
powerpc/85xx: Cleanup how SVR_MAJ() is defined on MPC8536
The MPC8536 seems to use only 3 bits for the major revision field in the
SVR rather than the 4 bits used by all other processors. The most
significant bit is used as a mfg code on MPC8536.
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
| -rw-r--r-- | arch/powerpc/cpu/mpc85xx/cpu.c | 3 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/processor.h | 4 |
2 files changed, 4 insertions, 3 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/cpu.c b/arch/powerpc/cpu/mpc85xx/cpu.c index f51829e..49c0551 100644 --- a/arch/powerpc/cpu/mpc85xx/cpu.c +++ b/arch/powerpc/cpu/mpc85xx/cpu.c @@ -69,9 +69,6 @@ int checkcpu (void) svr = get_svr(); major = SVR_MAJ(svr); -#ifdef CONFIG_MPC8536 - major &= 0x7; /* the msb of this nibble is a mfg code */ -#endif minor = SVR_MIN(svr); if (cpu_numcores() > 1) { diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h index 50af6e7..46f9989 100644 --- a/arch/powerpc/include/asm/processor.h +++ b/arch/powerpc/include/asm/processor.h @@ -1022,7 +1022,11 @@ #define SVR_FAM(svr) (((svr) >> 20) & 0xFFF) /* Family field */ #define SVR_MEM(svr) (((svr) >> 16) & 0xF) /* Member field */ +#ifdef CONFIG_MPC8536 +#define SVR_MAJ(svr) (((svr) >> 4) & 0x7) /* Major revision field*/ +#else #define SVR_MAJ(svr) (((svr) >> 4) & 0xF) /* Major revision field*/ +#endif #define SVR_MIN(svr) (((svr) >> 0) & 0xF) /* Minor revision field*/ /* Some parts define SVR[0:23] as the SOC version */ |