[U-Boot] [PATCH] i.MX6: Ensure AHB clock is 132MHz in low freq boot mode

Fabio Estevam festevam at gmail.com
Tue Jan 7 11:15:34 CET 2014


Hi Anson,

On Mon, Jan 6, 2014 at 7:31 PM, Anson Huang <b20788 at freescale.com> wrote:

>  int arch_cpu_init(void)
>  {
>         init_aips();
>
> +       /*
> +        * When low freq boot is enabled, ROM will not set AHB
> +        * freq, so we need to ensure AHB freq is 132MHz in such
> +        * scenario.
> +        */
> +       if (mxc_get_clock(MXC_ARM_CLK) == 396000000)
> +               set_ahb_rate(132000000);
> +
>         set_vddsoc(1200);       /* Set VDDSOC to 1.2V */

Your patch looks good, but please rebase it against the latest
u-boot-imx tree because I sent a recent patch that sets vddsoc to
1.175V.

After doing so, you can add:

Reviewed-by: Fabio Estevam <fabio.estevam at freescale.com>

Regards,

Fabio Estevam


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