From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtpdh19-1.aruba.it (smtpdh19-1.aruba.it [62.149.155.148]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3783B32D438 for ; Wed, 14 Jan 2026 17:53:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=62.149.155.148 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768413238; cv=none; b=t4C7ULVgdVokMyOu8xoBzwRYDNnEWTbyFNh3vDyw3BW4l59HDul8amnSUnreWVq2eja9SFloE83XJOugfx9dXbGbVqczrzTY+lkpYVVfhAI9IngTwBKG2/1OIO2U+W6QFN9p5ilnDJpr8/OGw9GN2a1sXY4q94N27Smx5RIqhDs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768413238; c=relaxed/simple; bh=QYH47T3+q1nxGSrtGTBSP5UWkWbV4qDT/rcPu4Xa+Rc=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=oZE2IAyjZa3GpNSZ/qK3MT5wze45RNKEwppa5BOA4koXPBuyD+9xQ3egGoP+QdR0HqdZbBm7PSgqAnhPaeJCtxIoQ9hN2IRyERu4zrj/l4hsU0Qu6kmu6ImyflFDIukSvCK+gb4kUCLyoH19SIJh4v8ponvdutpX7kYcc0iLnvM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=benettiengineering.com; spf=pass smtp.mailfrom=benettiengineering.com; dkim=pass (2048-bit key) header.d=aruba.it header.i=@aruba.it header.b=eTsFIiwn; arc=none smtp.client-ip=62.149.155.148 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=benettiengineering.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=benettiengineering.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=aruba.it header.i=@aruba.it header.b="eTsFIiwn" Received: from [192.168.50.220] ([84.33.84.190]) by Aruba SMTP with ESMTPSA id g51EvJo0PclBZg51Ev2sWZ; Wed, 14 Jan 2026 18:50:56 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=aruba.it; s=a1; t=1768413056; bh=QYH47T3+q1nxGSrtGTBSP5UWkWbV4qDT/rcPu4Xa+Rc=; h=Date:MIME-Version:Subject:To:From:Content-Type; b=eTsFIiwn4gewslrI50V0fn4RWbprop4YjERP65Cb/Jhuru42kavUuBXbfQLd8nW8x znM+EVKD6EMMEO5xct4QxYW30o3H8F9U45I7ddFi0d+3WYnFxGQlbk7tCBMmH3EPHw 84dapkXfFDQv4QKqLcxCUs9ClA8FXUpl6KInyGPawLo0+d/L9N8jvtLxAAor0OaFGw XSwzMHiVtSwPnnyXutOSJnxU7k2fXtsG2x2H3jRucfAphQu6lRrBTGLkmAsJ81xxfm jt1cI3WYoGTSta3wmLf7BguaXP3Ks1GuzyHkT9A7ySqoDPhUWmEJRHEX3/cc1CewDT O+OVQu0EvZ6hw== Message-ID: <9fca977f-4179-44de-b0dd-8e68d57addd4@benettiengineering.com> Date: Wed, 14 Jan 2026 18:50:56 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] ARM: dts: sun7i: a20: fix MMC index enumeration To: wens@kernel.org Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Jernej Skrabec , Samuel Holland , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org References: <20260114105005.3136045-1-giulio.benetti@benettiengineering.com> Content-Language: en-US From: Giulio Benetti In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-CMAE-Envelope: MS4xfI4O5EWksWdoOgtzKoloOwVUZ8Bj6+ptlGREGTz6tAhvPr/Ogj++Q0AR9lt5iCBb1rmZSuXEipnK/dxCtqPH2FkzJWOmpOYqH3E42/49WB6fsiay4zSz Vz8sg3phLDYnVUWeib75lZr5qrZNbPuNjsIcKRwd3ZcigeMMV+mD9ykFJ4dUQeKA17Vc1lDJWCGFsPu07hl3phHSQv9qN0VN4S2C/fgl11+9OUW8epQeNNhz GXeWpDA8pEeeiYHvVmVVAL2TGTJZU8MpPV+rrhlKuekTUodUgkuuCLexry1kPI7u94pr3nQSZadeSpjFkFehySUK/p5HNQp72kc2wWAKjsWtzKnLsBs2CCqC Gh4zGWHtEXojm6435e6b/oTDY5EXsFANYUM9OfabvXUQs37ZRsktuwUAYyp1B7puLcEqkA7koXEG3efBO+MuvhcG89SFD8K8+POeWArZpdZv1vLgAj1e7kd6 dCW+rASKABkd+d8c5H6puH7FzMJ+Bw2eWVqsHlcFDVuJwYZdt+ZG37UebV6hKeEizqAYtT8QIVnhldPR On 1/14/26 15:07, Chen-Yu Tsai wrote: > On Wed, Jan 14, 2026 at 6:50 PM Giulio Benetti > wrote: >> >> Currently, the OLinuXino-A20-Micro experiences non-deterministic MMC >> enumeration during boot. When both an SDIO WiFi module (MMC1) and >> an SD card (MMC0) are present, the kernel may swap their indices. >> >> Explicitly define mmc* aliases to ensure consistent device naming >> and prevent mapping conflicts. > > Years ago we (sunxi maintainers) decided against this. > >> Signed-off-by: Giulio Benetti >> --- >> arch/arm/boot/dts/allwinner/sun7i-a20.dtsi | 4 ++++ > > And aliases are per board, so this definitely doesn't belong here. I see, thank you for taking care. Best regards Giulio > > ChenYu > >> 1 file changed, 4 insertions(+) >> >> diff --git a/arch/arm/boot/dts/allwinner/sun7i-a20.dtsi b/arch/arm/boot/dts/allwinner/sun7i-a20.dtsi >> index 5f44f09c5545..a958400bcd7c 100644 >> --- a/arch/arm/boot/dts/allwinner/sun7i-a20.dtsi >> +++ b/arch/arm/boot/dts/allwinner/sun7i-a20.dtsi >> @@ -55,6 +55,10 @@ / { >> #size-cells = <1>; >> >> aliases { >> + mmc0 = &mmc0; >> + mmc1 = &mmc1; >> + mmc2 = &mmc2; >> + mmc3 = &mmc3; >> ethernet0 = &gmac; >> }; >> >> -- >> 2.47.3 >> >>