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Date:   Thu, 23 Mar 2017 15:25:39 +0100
From:   John Crispin <>
To:     Felix Fietkau <>, Sean Wang <>,
        Andrew Lunn <>
Subject: Re: [PATCH net-next v2 5/5] net-next: dsa: add dsa support for
 Mediatek MT7530 switch

On 23/03/17 15:09, Felix Fietkau wrote:
> On 2017-03-23 09:06, Sean Wang wrote:
>> Hi Andrew,
>> The purpose for the regmap table registered is to
>> provide a way which helps us to look up a specific
>> register on the switch through regmap-debugfs.
>> And not all ranges of register is defined
>> so I only include the meaningful ones in a sparse way
>> for the table.
> I think in that case it might be nice to make regmap support optional in
> order to avoid pulling in bloat on platforms that don't need it.
> - Felix
The 2 relevant platforms are mips/ralink and arm/mediatek. both require 
regmap for the eth_sysctl syscon if they want to utilize the mtk_soc_eth 
driver which is a prereq for mt7530. so regmap cannot be optional here.


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