From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from gloria.sntech.de (gloria.sntech.de [185.11.138.130]) (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 7A3A522D9ED for ; Wed, 5 Nov 2025 23:19:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.11.138.130 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762384746; cv=none; b=btLOloj4ULx4HfbyLQe55pbhxFv696g8P9tWE685V/x8u/VYawb0oDJOw1vgKJHLZ57WdtHNM/QpKTNp2NM4XEUlg3KuAdl/bZ6z+BDg1FcCOCrVXjvXFhF2m1dp1/dDS+B2kBsC5kMb36z2+waeyA0+y02l62SaxdrM+Hwf7wI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762384746; c=relaxed/simple; bh=bal1pm0MBHW5CVxN9rxC/2Jag2FEa4gaFfEjB8A+0UM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Gs6W/8Mwt1qekJeQogMMmdK5nTfA31jf+g2Alq9WP/C6ShE1RqofAnleJC42UT+MztT9NVRrRcwkwwL/QC4/DJwndkZfoxdxUAn3YvahZ5KAc3noXjWGCA8u4QxK9eZSKEwg+lGmbIn38zNq3s0dTLQpihunVqqojpm0Ekcd6Lo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=sntech.de; spf=pass smtp.mailfrom=sntech.de; dkim=pass (2048-bit key) header.d=sntech.de header.i=@sntech.de header.b=S10OBdYa; arc=none smtp.client-ip=185.11.138.130 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=sntech.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sntech.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=sntech.de header.i=@sntech.de header.b="S10OBdYa" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sntech.de; s=gloria202408; h=Content-Type:Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Reply-To; bh=Mo3Jh0qgHnKE+W0ZE0CQCiRi83Cv3SN4TvlOGOO9etk=; b=S10OBdYaBKmpmCEL+9+EPKNuc4 xPCJjtCzUsi4xBVeWmppP5DhhTgeLLrmmd8ShKYFNmmgBB/77b78788erVAUe/YZurkGvnQ+AoRwS RftlgHnkEvBD6ZfGM3GxDxLkEPncmMLyZ8138AyVyONb3J6USSn/vgQAZIYmj4th0jTi5eGie7nNx VkzqyzHSHo/2yOYxfk8kg6+OwccYLSXmcRe6UzT28xZ0zj6O048L8hC+oVtLk24b88aGgx+n0NL9J rFB4bt9JUB8rI9bCG64nud157k1yPo70Ii6vEJK+/uhchQ3k4q/p8XZjmMg44SRAsgGm1ZsQt5WFm vgWtvonQ==; Received: from i53875bde.versanet.de ([83.135.91.222] helo=phil.localnet) by gloria.sntech.de with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1vGmmD-0001CL-9o; Thu, 06 Nov 2025 00:18:53 +0100 From: Heiko Stuebner To: linux-rockchip@lists.infradead.org, Chris Morgan Cc: devicetree@vger.kernel.org, sebastian.reichel@collabora.com, damon.ding@rock-chips.com, jbx6244@gmail.com, conor+dt@kernel.org, krzk+dt@kernel.org, robh@kernel.org, Chris Morgan Subject: Re: [PATCH 4/5] arm64: dts: rockchip: Enable HS400 for Indiedroid Nova Date: Thu, 06 Nov 2025 00:18:51 +0100 Message-ID: <2864346.mvXUDI8C0e@phil> In-Reply-To: <20251105205708.732125-5-macroalpha82@gmail.com> References: <20251105205708.732125-1-macroalpha82@gmail.com> <20251105205708.732125-5-macroalpha82@gmail.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Am Mittwoch, 5. November 2025, 21:57:07 Mitteleurop=C3=A4ische Normalzeit s= chrieb Chris Morgan: > From: Chris Morgan >=20 > Once the DLL_STRBIN_TAPNUM_DEFAULT is set to the correct value [1], the > workaround to ensure stable eMMC operation is no longer needed. I > have observed testing this that hdparm went from: > "Timing buffered disk reads: 502 MB in 3.00 seconds =3D 167.14 MB/sec" > to the following: > "Timing buffered disk reads: 832 MB in 3.00 seconds =3D 277.32 MB/sec" >=20 > [1] https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/c= ommit/drivers/mmc/host/sdhci-of-dwcmshc.c?id=3Da28352cf2d2f8380e7aca8cb6168= 2396dca7a991 >=20 > Fixes: 3900160e164b ("arm64: dts: rockchip: Add Indiedroid Nova board") This needs the patch you linked to, to actually work, so I'll drop the fixes tag when applying, because this should likely not be backported to older kernels. Same reasoning for patch 5. Heiko > Signed-off-by: Chris Morgan > --- > arch/arm64/boot/dts/rockchip/rk3588s-indiedroid-nova.dts | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) >=20 > diff --git a/arch/arm64/boot/dts/rockchip/rk3588s-indiedroid-nova.dts b/a= rch/arm64/boot/dts/rockchip/rk3588s-indiedroid-nova.dts > index 62c8c8f68713..0796ba6d2504 100644 > --- a/arch/arm64/boot/dts/rockchip/rk3588s-indiedroid-nova.dts > +++ b/arch/arm64/boot/dts/rockchip/rk3588s-indiedroid-nova.dts > @@ -561,10 +561,10 @@ &saradc { > status =3D "okay"; > }; > =20 > -/* HS400 modes seemed to cause io errors. */ > &sdhci { > bus-width =3D <8>; > - no-mmc-hs400; > + mmc-hs400-1_8v; > + mmc-hs400-enhanced-strobe; > no-sd; > no-sdio; > non-removable; >=20