[PATCH v5 07/11] ARM: imx: add msl support for imx7d

Mark Rutland mark.rutland at arm.com
Tue Apr 21 10:31:10 PDT 2015


> +static void __init imx_ca7_smp_init_cpus(void)
> +{
> +       int i, ncores;
> +       unsigned long val;
> +
> +       asm volatile("mrc p15, 1, %0, c9, c0, 2" : "=r" (val));
> +       ncores = ((val >> 24) & 0x3) + 1;
> +       if (setup_max_cpus < ncores)
> +               ncores = (setup_max_cpus) ? setup_max_cpus : 1;
> +
> +       for (i = ncores; i < NR_CPUS; i++)
> +               set_cpu_possible(i, false);
> +}

NAK.

The set of available CPUs should come from the DT, as with other
platforms.

Mark.



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