Hi Bin,

On Tue, 2018-11-13 at 00:21 -0800, Bin Meng wrote:
> This calls cpu_probe_all() to probe all available cpus.
> 
> Signed-off-by: Bin Meng <bmeng...@gmail.com>
> ---
> 
>  arch/riscv/cpu/qemu/Kconfig |  1 +
>  arch/riscv/cpu/qemu/cpu.c   | 14 ++++++++++++++
>  2 files changed, 15 insertions(+)
> 

Reviewed-by: Lukas Auer <lukas.a...@aisec.fraunhofer.de>

This could also go into the generic cpu/cpu.c, what do you think?

> diff --git a/arch/riscv/cpu/qemu/Kconfig
> b/arch/riscv/cpu/qemu/Kconfig
> index ec5d934..e91cff5 100644
> --- a/arch/riscv/cpu/qemu/Kconfig
> +++ b/arch/riscv/cpu/qemu/Kconfig
> @@ -4,6 +4,7 @@
>  
>  config QEMU_RISCV
>       bool
> +     select ARCH_EARLY_INIT_R
>       imply CPU
>       imply CPU_RISCV
>       imply RISCV_TIMER
> diff --git a/arch/riscv/cpu/qemu/cpu.c b/arch/riscv/cpu/qemu/cpu.c
> index 221f3a8..e98f624 100644
> --- a/arch/riscv/cpu/qemu/cpu.c
> +++ b/arch/riscv/cpu/qemu/cpu.c
> @@ -4,7 +4,9 @@
>   */
>  
>  #include <common.h>
> +#include <cpu.h>
>  #include <dm.h>
> +#include <log.h>
>  
>  /*
>   * cleanup_before_linux() is called just before we call linux
> @@ -21,6 +23,18 @@ int cleanup_before_linux(void)
>       return 0;
>  }
>  
> +int arch_early_init_r(void)
> +{
> +     int ret;
> +
> +     /* probe cpus so that risc-v timer can be bound */
> +     ret = cpu_probe_all();
> +     if (ret)
> +             return log_msg_ret("risc-v cpus probe fails\n", ret);

nit: RISC-V (here and in the comment above), failed instead of fails

Thanks,
Lukas

> +
> +     return 0;
> +}
> +
>  /* To enumerate devices on the /soc/ node, create a "simple-bus"
> driver */
>  static const struct udevice_id riscv_virtio_soc_ids[] = {
>       { .compatible = "riscv-virtio-soc" },
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