From patchwork Mon Jul 23 12:36:48 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marcel Ziswiler X-Patchwork-Id: 947741 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=ziswiler.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 41Z1Js18Rcz9ryt for ; Mon, 23 Jul 2018 22:39:25 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389161AbeGWNis (ORCPT ); Mon, 23 Jul 2018 09:38:48 -0400 Received: from mout.perfora.net ([74.208.4.196]:49005 "EHLO mout.perfora.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388302AbeGWNir (ORCPT ); Mon, 23 Jul 2018 09:38:47 -0400 Received: from localhost.localdomain.toradex.int ([46.140.72.82]) by mrelay.perfora.net (mreueus002 [74.208.5.2]) with ESMTPA (Nemesis) id 0LgFn8-1gJzNv2A6e-00nfVx; Mon, 23 Jul 2018 14:37:40 +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 17/26] ARM: tegra: colibri_t30: enable emmc ddr52 mode Date: Mon, 23 Jul 2018 14:36:48 +0200 Message-Id: <20180723123658.980-18-marcel@ziswiler.com> X-Mailer: git-send-email 2.14.4 In-Reply-To: <20180723123658.980-1-marcel@ziswiler.com> References: <20180723123658.980-1-marcel@ziswiler.com> X-Provags-ID: V03:K1:Ni6eUn9biBYZr72Fv5+58HqIAOxUDW+aTKlLUkFgXX8Lw/AWqyV 0VjAz9ONA+uRWlyiAg+97jR1EYtWDb9BkzkoidZPxIBlYQOB0ceDrXU2TGmwkZ5zQ/TLupm Xg4qBZiNk0YyA34mDAitNk+1swEqRCqAK9GPsl/FldQ96GEvfU9EfDjsvQodkBZbI5qkM++ 04tlfsEOqZc6FNxqHoyoA== X-UI-Out-Filterresults: notjunk:1; V01:K0:d/U4Mt1H/LE=:G0aKN+XvPajIGZZ25ljZ3I 92nMDM0J1Ml1jbjhazXrPyTD2g+nDC7AP31qBwq10lBU0QtyGWpEFt1Kp8k2+XN8x8ZcSXym4 V/76dkvZ2wIgjrSEW9CHt8v9b5F7mHkPHX43w96w0GiEB8AjbMGRmO4sem5fP1HRE4oZoVZ5S 1aQrs3xPX4oH+losM19zz33DfQgtFXNHleNvx4eEO6D1F2LKvQOU+Yvb6eu02fL1GRNVdPrN5 4JOYOiRoAAyPesWfzwVQJC50ZOMlok/k9MkZz66mNpuFrndnNajLNVDr0ds1dDoHtG9uzphi3 VGaXeV8tHmXXsz3kesyQ1fg20mF2WBc1U5ydr9WlZYPhHEgsUh6ocPZqfPfWWEND9gFMSxXvX r9taZi8gpV4fZ3wT8ogKym93Z6lDamw0cGQkdpjWU075RKaJyHn97lbh2K1EKPrSaZRYKNbaq Agn5E5Z9EZYLKpINcpbi3Ifi5JMnXt6PffqbCHaRQzp0f/k3umbYKvgC09Dpz4rSEuLAMcK+2 PQfEKHFH64Xp86rMAJlX7k8yXi4AE1qFyzQKzwOTkNc0cYK1B4Ke/QrIATXTywEoAy1UnqHOd eaKg9tf6tGxlk7Ikg1RdTgDpYbuUndwlgLL64hjr9AzPKAmXC/e30BShh7li8KL1H5sDLXHog KBI4D7XPqqfwPSGjIjFmYuo0Y+h/LoFKAKmvJIn+puEyPjMdyQS8rB3s3+K89414EVWA= Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Marcel Ziswiler Add mmc-ddr-1_8v property enabling eMMC DDR52 mode. root@colibri-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@colibri-t30:~# hdparm -t /dev/mmcblk1 /dev/mmcblk1: Timing buffered disk reads: 222 MB in 3.00 seconds = 73.92 MB/sec Signed-off-by: Marcel Ziswiler --- arch/arm/boot/dts/tegra30-colibri.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/tegra30-colibri.dtsi b/arch/arm/boot/dts/tegra30-colibri.dtsi index 0a2115f59e41..14ce77ebf4a5 100644 --- a/arch/arm/boot/dts/tegra30-colibri.dtsi +++ b/arch/arm/boot/dts/tegra30-colibri.dtsi @@ -927,6 +927,7 @@ non-removable; vmmc-supply = <®_module_3v3>; /* VCC */ vqmmc-supply = <®_1v8_vio>; /* VCCQ */ + mmc-ddr-1_8v; emmc: emmc@0 { reg = <0>;