From mboxrd@z Thu Jan 1 00:00:00 1970 From: zhangfei.gao@linaro.org (zhangfei) Date: Wed, 27 Aug 2014 23:08:08 +0800 Subject: [PATCH 1/6] ARM: dts: hix5hd2: add gmac node In-Reply-To: <20140827150409.GC9737@leverpostej> References: <1409143114-23311-1-git-send-email-zhangfei.gao@linaro.org> <1409143114-23311-2-git-send-email-zhangfei.gao@linaro.org> <20140827145406.GA9737@leverpostej> <53FDF2CC.8080302@linaro.org> <20140827150409.GC9737@leverpostej> Message-ID: <53FDF458.2020601@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 08/27/2014 11:04 PM, Mark Rutland wrote: > On Wed, Aug 27, 2014 at 04:01:32PM +0100, zhangfei wrote: >> >> >> On 08/27/2014 10:54 PM, Mark Rutland wrote: >>> On Wed, Aug 27, 2014 at 01:38:29PM +0100, Zhangfei Gao wrote: >>>> Signed-off-by: Zhangfei Gao >>>> --- >>>> arch/arm/boot/dts/hisi-x5hd2-dkb.dts | 26 ++++++++++++++++++++++++++ >>>> arch/arm/boot/dts/hisi-x5hd2.dtsi | 16 ++++++++++++++++ >>>> 2 files changed, 42 insertions(+) >>>> >>>> diff --git a/arch/arm/boot/dts/hisi-x5hd2-dkb.dts b/arch/arm/boot/dts/hisi-x5hd2-dkb.dts >>>> index 05b44c2..0344de0 100644 >>>> --- a/arch/arm/boot/dts/hisi-x5hd2-dkb.dts >>>> +++ b/arch/arm/boot/dts/hisi-x5hd2-dkb.dts >>>> @@ -51,3 +51,29 @@ >>>> &uart0 { >>>> status = "okay"; >>>> }; >>>> + >>>> +&gmac0 { >>>> + #address-cells = <1>; >>>> + #size-cells = <0>; >>>> + phy-handle = <&phy2>; >>>> + phy-mode = "mii"; >>>> + mac-address = [00 00 00 00 00 00]; >>> >>> If this is just so space is pre-allocated for the bootloader to patch >>> this, please place a comment to that effect. >>> >>> Otherwise that doesn't look right. >> >> Yes, it is placeholder, bootloader will overwrite field. >> >> Also net driver will use random address if if not valid addr. >> if (!is_valid_ether_addr(ndev->dev_addr)) >> eth_hw_addr_random(ndev); > > Sure. All I'm asking for is to have something like: > > /* Placeholder, overwritten by bootloader */ > mac-address = [00 00 00 00 00 00]; Got it, will update. Thanks Mark.