From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 27164C6778A for ; Sun, 22 Jul 2018 16:51:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CBD6A20874 for ; Sun, 22 Jul 2018 16:51:12 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CBD6A20874 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ziswiler.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731347AbeGVRr4 (ORCPT ); Sun, 22 Jul 2018 13:47:56 -0400 Received: from mout.perfora.net ([74.208.4.196]:36397 "EHLO mout.perfora.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731283AbeGVRrz (ORCPT ); Sun, 22 Jul 2018 13:47:55 -0400 Received: from localhost.localdomain.ziswiler.net ([89.217.215.226]) by mrelay.perfora.net (mreueus001 [74.208.5.2]) with ESMTPA (Nemesis) id 0LiBGf-1gLW4R3RI3-00nMuy; Sun, 22 Jul 2018 18:50:33 +0200 From: Marcel Ziswiler To: devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Marcel Ziswiler , Thierry Reding , Jonathan Hunter , Rob Herring , Mark Rutland Subject: [PATCH 24/28] ARM: tegra: apalis_t30: enable emmc ddr52 mode Date: Sun, 22 Jul 2018 18:49:32 +0200 Message-Id: <20180722164936.20581-25-marcel@ziswiler.com> X-Mailer: git-send-email 2.14.4 In-Reply-To: <20180722164936.20581-1-marcel@ziswiler.com> References: <20180722164936.20581-1-marcel@ziswiler.com> X-Provags-ID: V03:K1:bXGzbvngPBZoatwfv/hnRAz4ieqjyIjL6/r4a+OSetah5gpvudE fV5r8S9Iyf9Pzt2GF+ckW3KNRnRVXXAcxNODgwHFhh91INnVltxsjWFid/e5BHaLFDaJ97Y nwnWiuGvJh2xmSt8cmGeSYaWmTa7WeI9wbyP0P/sB/uD5sP9i2SlpGBeq6UVQCYAJxhKNfG Z8AqBxL5XZGJ5ok0Ia8Zg== X-UI-Out-Filterresults: notjunk:1;V01:K0:SpP5qBxpBcI=:wqJj/fZ0F8VOWvrmLqJ6sz lbA/RBSA3DC8/F8sutq4Fj714Tp3wTcjjQout4em1QDdxvTBrdcW/zLx/zbsnw51wo+bs7+Qr nRVxJoj1XQ/BjSJePkr5rZ8n+D7h+W7MsQqAjqMVQlJWyeHV0MP7maRZEE/6LzuO/k/Pkjcom kkHVNyviGH55SbsIWrACKB8U60Jk+hxOwcwVPWI38qE01DhBvA8G6Vook1NubEMK6Sw07w2ZD uahcjd+F/0O5U16/cbhgPOCVphuGO/EIynan0zbXOXN35B+RmjU//jUvz6SWZHUEPo+ZKAC4c 4AmXrGsYiCnuu5mgu3P3CZybCcwxSFHgmOTIG0zTrkqAtYbiuo2v8j2XXqvmrKMXNIx5h1iJG 6CfHyVrJHMH93/onWpm5/RwrqxN8U0t6YpKlc9UqYhYl/C6tSr4BfIU7svDxQLfvJ3f+dh45k XDfNlD79HWvIBTh1oPyXSf6vWAdzXHxDu7uS7Ehdw6gpyfcTwt5jzvzFQejh2x9WOxeic3p9J NAjrlAx8TIS9j1tr/GMFzBkGocX0s5g80V0lrdEVqBVcntR8Z1zL2/eVKjpcZboRgrPMy0n2V Hux8aGCmql2f9vhwagWHURHzXcVtIGWjDRcO8YdzD0hGTOs4O0uNuP4xWZM5TRkVpapIXJC6Y yyiKaKMC24SzrFC36FRuZGWIXZ0KL6cI2z4cokERvSxWITunS732/7ykG8K4jIHCbQCA= Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Marcel Ziswiler Add mmc-ddr-1_8v property enabling eMMC DDR52 mode. root@apalis-t30:~# cat /sys/kernel/debug/mmc1/ios clock: 52000000 Hz actual clock: 52000000 Hz vdd: 21 (3.3 ~ 3.4 V) bus mode: 2 (push-pull) chip select: 0 (don't care) power mode: 2 (on) bus width: 3 (8 bits) timing spec: 8 (mmc DDR52) signal voltage: 1 (1.80 V) driver type: 0 (driver type B) root@apalis-t30:~# hdparm -t /dev/mmcblk1 /dev/mmcblk1: Timing buffered disk reads: 232 MB in 3.01 seconds = 77.10 MB/sec Signed-off-by: Marcel Ziswiler --- arch/arm/boot/dts/tegra30-apalis.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/tegra30-apalis.dtsi b/arch/arm/boot/dts/tegra30-apalis.dtsi index d50fcb69dd38..5f5a287eb535 100644 --- a/arch/arm/boot/dts/tegra30-apalis.dtsi +++ b/arch/arm/boot/dts/tegra30-apalis.dtsi @@ -1080,6 +1080,7 @@ non-removable; vmmc-supply = <®_module_3v3>; /* VCC */ vqmmc-supply = <®_1v8_vio>; /* VCCQ */ + mmc-ddr-1_8v; emmc: emmc@0 { reg = <0>; -- 2.14.4