From: stigge@antcom.de (Roland Stigge) Date: Tue, 28 Feb 2012 14:49:56 +0100 Subject: [PATCH v2] ARM: LPC32xx: Ethernet driver In-Reply-To: <201202281341.01690.arnd@arndb.de> References: <4F4CD781.2090802@antcom.de> <201202281341.01690.arnd@arndb.de> Message-ID: <4F4CDB84.7070502@antcom.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 02/28/2012 02:41 PM, Arnd Bergmann wrote: >> So if the hardware defaults to 00:00:00:00:00:00, what is the >> "consistent policy we want to enforce in all drivers"? >> >> A link or hint would be sufficient. > > I think the most common strategy for platform drivers these days is > > 1. use what the hardware provides > 2. call of_get_mac_address(dev->of_node, ...) > 3. use random_ether_addr > > in that order. of_get_mac_address just returns NULL when there > is no device tree or no local-mac-address property, so you can > put it into the driver right away. Cool, thanks - will do! Roland