netdev - Re: [PATCH] of_net: Implement of_get_nvmem_mac

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Message-ID: <f8045062-bfb3-249f-482e-3e54524ce725@topic.nl>
Date:   Sat, 24 Mar 2018 17:03:29 +0100
From:   Mike Looijmans <mike.looijmans@...ic.nl>
To:     Andrew Lunn <andrew@...n.ch>
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, f.fainelli@...il.com,
        robh+dt@...nel.org, frowand.list@...il.com
Subject: Re: [PATCH] of_net: Implement of_get_nvmem_mac_address helper

On 23-03-18 20:42, Andrew Lunn wrote:
>> Indeed. I'll add my settings as an example. Where should I put this
>> documentation, in the commit comment or somewhere in
>> Documents/devicetree/bindings?
> 
> Documention/devicetree/bindings/net/ethernet.txt

Ok

>> It's what I intended to do, but there were two problems with that:
>> - of_get_mac_address() returns a pointer to constant data in memory, but the
>> nvmem functions return an allocated memory object that must be freed after
>> use. This changes the way the call is to be made.
>> - The nvmem functions need the "struct device" pointer as well, while
>> of_get_mac_address() only gets passed the DT node.
> 
> Does of_nvmem_cell_get() help?

Yes, looking at the interface, it would.

-- 
Mike Looijmans