linux-kernel - Re: [PATCH v2 3/4] MIPS: BCM63xx: enable EHCI for DWV-S0 board

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Message-ID: <CAAdtpL7+_inNrbDpq_wt1Eo=tU6+e+yYR9ox-BF7bN82HVV5_Q@mail.gmail.com>
Date:   Sun, 9 Aug 2020 20:49:34 +0200
From:   Philippe Mathieu-Daudé <f4bug@...at.org>
To:     Álvaro Fernández Rojas <noltari@...il.com>
Cc:     Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Florian Fainelli <f.fainelli@...il.com>,
        Jonas Gorski <jonas.gorski@...il.com>,
        bcm-kernel-feedback-list <bcm-kernel-feedback-list@...adcom.com>,
        "open list:BROADCOM NVRAM DRIVER" <linux-mips@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 3/4] MIPS: BCM63xx: enable EHCI for DWV-S0 board

Hi Álvaro,

On Fri, Aug 7, 2020 at 12:05 PM Álvaro Fernández Rojas
<noltari@...il.com> wrote:
>
> EHCI and OHCI share the same USB ports. Therefore, if the board has OHCI
> it should also have EHCI.

This statement isn't correct. OHCI doesn't imply EHCI...
(although the opposite is almost always true).

Now per 6358-PB01-R the bcm6358 indeed has a EHCI controller.

Do you mind rewording the commit description?

Regards,

Phil.

>
> Signed-off-by: Álvaro Fernández Rojas <noltari@...il.com>
> ---
>  v2: no changes.
>
>  arch/mips/bcm63xx/boards/board_bcm963xx.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/arch/mips/bcm63xx/boards/board_bcm963xx.c b/arch/mips/bcm63xx/boards/board_bcm963xx.c
> index 45f1bc437245..ac9570b66f37 100644
> --- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
> +++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
> @@ -645,6 +645,7 @@ static struct board_info __initdata board_DWVS0 = {
>         },
>
>         .has_ohci0                      = 1,
> +       .has_ehci0                      = 1,
>  };
>  #endif /* CONFIG_BCM63XX_CPU_6358 */
>
> --
> 2.27.0
>