linux-kernel - Re: [PATCH v4 17/26] ARM: pxa: magician: Fix wrongly enabled USB host ports

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Message-ID: <1443876327.4186.32.camel@gmail.com>
Date:	Sat, 03 Oct 2015 14:45:27 +0200
From:	Philipp Zabel <philipp.zabel@...il.com>
To:	Petr Cvek <petr.cvek@....cz>, robert.jarzmik@...e.fr,
	daniel@...que.org, haojian.zhuang@...il.com, linux@....linux.org.uk
Cc:	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v4 17/26] ARM: pxa: magician: Fix wrongly enabled USB
 host ports

Am Montag, den 28.09.2015, 23:38 +0200 schrieb Petr Cvek:
> USB host ports on the HTC Magician are wrongly enabled. Port 1 is for
> bluetooth and port 2 is for OTG (mux in the charger connector).
> 
> Signed-off-by: Petr Cvek <petr.cvek@....cz>
> ---
>  arch/arm/mach-pxa/magician.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach
> -pxa/magician.c
> index 8e8b122..af8133a 100644
> --- a/arch/arm/mach-pxa/magician.c
> +++ b/arch/arm/mach-pxa/magician.c
> @@ -780,8 +780,10 @@ static struct pxamci_platform_data
> magician_mci_info = {
>  
>  static struct pxaohci_platform_data magician_ohci_info = {
>  	.port_mode	= PMM_PERPORT_MODE,
> -	.flags		= ENABLE_PORT1 | ENABLE_PORT3 |
> POWER_CONTROL_LOW,
> +	/* port1: CSR Bluetooth, port2: OTG with UDC */
> +	.flags		= ENABLE_PORT1 | ENABLE_PORT2 |
> POWER_CONTROL_LOW,
>  	.power_budget	= 0,
> +	.power_on_delay = 100,
>  };

I have only ever tested the CSR bluetooth chip, so this could be
correct, or again something that is different between the magician
variants. I don't know.

regards
Philipp
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