diff options
-rw-r--r-- | arch/arm/cpu/armv7/ls102xa/cpu.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/ls102xa/cpu.c b/arch/arm/cpu/armv7/ls102xa/cpu.c index df2e1b76f1..2215fe93cf 100644 --- a/arch/arm/cpu/armv7/ls102xa/cpu.c +++ b/arch/arm/cpu/armv7/ls102xa/cpu.c @@ -372,3 +372,13 @@ void reset_cpu(ulong addr) */ } } + +void arch_preboot_os(void) +{ + unsigned long ctrl; + + /* Disable PL1 Physical Timer */ + asm("mrc p15, 0, %0, c14, c2, 1" : "=r" (ctrl)); + ctrl &= ~ARCH_TIMER_CTRL_ENABLE; + asm("mcr p15, 0, %0, c14, c2, 1" : : "r" (ctrl)); +} |