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| author | Stefan Agner <stefan.agner@toradex.com> | 2014-07-24 13:10:42 +0200 |
|---|---|---|
| committer | Stefan Agner <stefan.agner@toradex.com> | 2014-07-24 13:10:42 +0200 |
| commit | e8fad1b70bed78e019ada7af3e29bbfce0652094 (patch) | |
| tree | 5df3e0c4b5089fbe4dafb258e59994e4c28f42ec | |
| parent | 320a3a8340c4c5289a12d6de78411bdfd72738f8 (diff) | |
vf610: improve CPU type detection
Detect VF5xx CPU's by reading the CPU count register. Also we can
guess the second number of the CPU type (VF6x0) which indicates the
presence of a L2 cache.
| -rw-r--r-- | arch/arm/cpu/armv7/vf610/generic.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/arm/cpu/armv7/vf610/generic.c b/arch/arm/cpu/armv7/vf610/generic.c index a26d63ebe01..e1b3f4dc790 100644 --- a/arch/arm/cpu/armv7/vf610/generic.c +++ b/arch/arm/cpu/armv7/vf610/generic.c @@ -283,7 +283,11 @@ static char *get_reset_cause(void) int print_cpuinfo(void) { - printf("CPU: Freescale Vybrid VF610 at %d MHz\n", + struct mscm *mscm = (struct mscm *)MSCM_BASE_ADDR; + + printf("CPU: Freescale Vybrid VF%c%c0 at %d MHz\n", + mscm->cpxcount ? '6' : '5', /* Dual Core => VF6x0 */ + mscm->cpxcfg1 ? '1' : '0', /* L2 Cache => VFx10 */ mxc_get_clock(MXC_ARM_CLK) / 1000000); printf("Reset cause: %s\n", get_reset_cause()); |