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Message-ID: <871svr36cu.fsf@free-electrons.com>
Date: Wed, 25 Jan 2017 09:13:05 +0100
From: Gregory CLEMENT <gregory.clement@...e-electrons.com>
To: Andrew Lunn <andrew@...n.ch>
Cc: netdev <netdev@...r.kernel.org>,
Vivien Didelot <vivien.didelot@...oirfairelinux.com>,
Florian Fainelli <f.fainelli@...il.com>
Subject: Re: [PATCH net-next 5/5] net: dsa: mv88e6xxx: Implement the 6390 external MDIO bus
Hi Andrew,
On mer., janv. 25 2017, Andrew Lunn <andrew@...n.ch> wrote:
>> diff --git a/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h b/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h
>> index 7d24add45e74..572d585dc1e2 100644
>> --- a/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h
>> +++ b/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h
>> @@ -387,6 +387,7 @@
>> #define GLOBAL2_PTP_AVB_DATA 0x17
>> #define GLOBAL2_SMI_PHY_CMD 0x18
>> #define GLOBAL2_SMI_PHY_CMD_BUSY BIT(15)
>> +#define GLOBAL2_SMI_PHY_CMD_EXTERNAL BIT(13)
>> #define GLOBAL2_SMI_PHY_CMD_MODE_22 BIT(12)
>> #define GLOBAL2_SMI_PHY_CMD_OP_22_WRITE_DATA ((0x1 << 10) | \
>
> Hi Gregory
>
> Please could you check if the 88E6341 has an external MDIO. Global 2,
> register 0x18, bit 13.
I confirm that 88E6341 has Global 2, register 0x18, bit 13 referred as
"External access"
Gregory
>
> Thanks
> Andrew
--
Gregory Clement, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com
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