From patchwork Wed Mar 5 21:41:01 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jonas Karlman X-Patchwork-Id: 14003463 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 08117C19F32 for ; Wed, 5 Mar 2025 21:43:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=innxyVjkg+mq6x4IGX11r7TVyyqnex8mH7N+cCGoDio=; b=BtcSMZJyiHQ2lQC92CzkcY8Tuj eosVheblzOtVdMqhmMvdv5D3D4D1PhQec5fUVdNtL3V32XyP5DQFYfQj/bobdej173jumsIKArRio zty33KxX3p1eWVkHamVvjGrOeyfafXe1rUNZssR59J8uVy4pDNSPOEhU5m/+OOp3HZdMWYpKgkPUK z9K4226CZLmGEG3fq8j/W+JtX7ePaGExyxYvOtmuucgBiNyZ1AeAuFPpWFy4VxLWfsbNddDbXZgbP ooHCPn9txQ5uzhEiC1jEG+AmhxktYx8vGQ0RAcig2Bwsu8wMtQVND73HkWCZdob2Ol9va4WPJkD3e 2/F/1CJw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tpwWC-00000009ODV-1uVh; Wed, 05 Mar 2025 21:43:08 +0000 Received: from smtp.forwardemail.net ([121.127.44.59]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tpwUX-00000009O27-1xGL for linux-arm-kernel@lists.infradead.org; Wed, 05 Mar 2025 21:41:27 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kwiboo.se; h=Content-Transfer-Encoding: MIME-Version: Message-ID: Date: Subject: Cc: To: From; q=dns/txt; s=fe-e1b5cab7be; t=1741210882; bh=innxyVjkg+mq6x4IGX11r7TVyyqnex8mH7N+cCGoDio=; b=y0EQCS4a92bDNlXnqvKhnD2WdTIoT/KgXMuYKt/C0ZeW3btNtRp4pqTpkeeObMXE91BDDZr3I cKTsvfGz3p6GQR8/dhbTX2DbWwm10rzzkjhXlYt6R2FkjJVYGpRB829Gjie3BDZQq2l5qyo2zhA aMV3KkWBJIjHznDJ3o5SYjMin8GJUi5W93jkC9GWj8lBKimY4FvGDY9xNvQhTbhU/oo1EBMx3Jm al+DXEQeQI1A1OgDbO6DsLUmj+ES5/YKY6W1RL2eUq3+I99muSlhQdR5r9O3xefLyVCb6gIFr3Y ukWsaVzuwVYi5e4MpqUPaSnkO6xlZQQ5vArsR/n/pi/w== X-Forward-Email-ID: 67c8c4f988fb7bbab4530f30 X-Forward-Email-Sender: rfc822; jonas@kwiboo.se, smtp.forwardemail.net, 121.127.44.59 X-Forward-Email-Version: 0.4.40 X-Forward-Email-Website: https://forwardemail.net X-Complaints-To: abuse@forwardemail.net X-Report-Abuse: abuse@forwardemail.net X-Report-Abuse-To: abuse@forwardemail.net From: Jonas Karlman To: Heiko Stuebner , Ulf Hansson , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: Yao Zi , linux-rockchip@lists.infradead.org, linux-mmc@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Jonas Karlman Subject: [PATCH 0/3] rockchip: Add support for onboard eMMC on Radxa E20C Date: Wed, 5 Mar 2025 21:41:01 +0000 Message-ID: <20250305214108.1327208-1-jonas@kwiboo.se> X-Mailer: git-send-email 2.48.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250305_134125_730035_9194367D X-CRM114-Status: GOOD ( 10.42 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The Radxa E20C may come with an onboard eMMC (8GB / 16GB / 32GB / 64GB). This series add dt-binding and SoC DT node for the SDHCI controller and enable use of the SDCHI controller on the Radxa E20C. This series add support for the onboard eMMC on Radxa E20C. Driver changes to use different delay and tap num is needed to be able to support HS400 modes, something for a future series. With this HS200 mode should work: mmc0: SDHCI controller on ffbf0000.mmc [ffbf0000.mmc] using ADMA mmc0: new HS200 MMC card at address 0001 mmcblk0: mmc0:0001 TLi16G 14.7 GiB mmcblk0: p1 p2 p3 mmcblk0boot0: mmc0:0001 TLi16G 4.00 MiB mmcblk0boot1: mmc0:0001 TLi16G 4.00 MiB mmcblk0rpmb: mmc0:0001 TLi16G 4.00 MiB, chardev (499:0) ~ # cat /sys/kernel/debug/mmc0/ios clock: 200000000 Hz actual clock: 198000000 Hz vdd: 21 (3.3 ~ 3.4V) bus mode: 2 (push-pull) chip select: 0 (don't care) power mode: 2 (on) bus width: 3 (8bits) timing spec: 9 (mmc HS200) signal voltage: 1 (1.80 V) driver type: 0 (driver type B) ~ # hdparm -t /dev/mmcblk0p1 /dev/mmcblk0p1: Timing buffered disk reads: 64 MB in 0.37 seconds = 173154 kB/s This series depends on v2 of the "Support SD/SDIO controllers on RK3528" series for a clean apply. Jonas Karlman (3): dt-bindings: mmc: sdhci-of-dwcmhsc: Add compatible string for RK3528 arm64: dts: rockchip: Add SDHCI controller for RK3528 arm64: dts: rockchip: Enable onboard eMMC on Radxa E20C .../bindings/mmc/snps,dwcmshc-sdhci.yaml | 4 +++- .../boot/dts/rockchip/rk3528-radxa-e20c.dts | 12 ++++++++++ arch/arm64/boot/dts/rockchip/rk3528.dtsi | 24 +++++++++++++++++++ 3 files changed, 39 insertions(+), 1 deletion(-)