From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753167AbcFAVvE (ORCPT ); Wed, 1 Jun 2016 17:51:04 -0400 Received: from mx1.redhat.com ([209.132.183.28]:56104 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752678AbcFAVn4 (ORCPT ); Wed, 1 Jun 2016 17:43:56 -0400 From: Gerd Hoffmann To: linux-rpi-kernel@lists.infradead.org Cc: Eric Anholt , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Russell King , Stephen Warren , Lee Jones , devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), linux-arm-kernel@lists.infradead.org (moderated list:ARM PORT), linux-kernel@vger.kernel.org (open list) Subject: [PATCH 23/32] ARM: bcm2835: Enable SDHOST by default. Date: Wed, 1 Jun 2016 23:43:32 +0200 Message-Id: <1464817421-8519-24-git-send-email-kraxel@redhat.com> In-Reply-To: <1464817421-8519-1-git-send-email-kraxel@redhat.com> References: <1464817421-8519-1-git-send-email-kraxel@redhat.com> X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.30]); Wed, 01 Jun 2016 21:43:56 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Eric Anholt This improves read speed on my SD card (as reported by hdparm -t) from 10.15MB/sec to 16.70MB/sec. Once we add slave DMA, we can get to 18.45MB/sec. Signed-off-by: Eric Anholt --- arch/arm/boot/dts/bcm2835-rpi.dtsi | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/bcm2835-rpi.dtsi b/arch/arm/boot/dts/bcm2835-rpi.dtsi index a207693..97496cd 100644 --- a/arch/arm/boot/dts/bcm2835-rpi.dtsi +++ b/arch/arm/boot/dts/bcm2835-rpi.dtsi @@ -65,8 +65,16 @@ pinctrl-names = "default"; pinctrl-0 = <&emmc_gpio48>; + bus-width = <4>; +}; + +&sdhost { + pinctrl-names = "default"; + pinctrl-0 = <&sdhost_gpio48>; + + bus-width = <4>; + status = "okay"; - bus-width = <4>; }; &pwm { -- 1.8.3.1