From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chaotian Jing Subject: [PATCH 01/12] mmc: dt-bindings: update Mediatek MMC bindings Date: Tue, 12 Sep 2017 17:07:41 +0800 Message-ID: <1505207272-16983-2-git-send-email-chaotian.jing@mediatek.com> References: <1505207272-16983-1-git-send-email-chaotian.jing@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1505207272-16983-1-git-send-email-chaotian.jing@mediatek.com> Sender: linux-kernel-owner@vger.kernel.org To: Ulf Hansson Cc: Rob Herring , Mark Rutland , Matthias Brugger , Catalin Marinas , Will Deacon , Chaotian Jing , yong mao , Linus Walleij , Javier Martinez Canillas , Heiner Kallweit , Phong LE , linux-mmc@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, srv_heupstream@mediatek.com List-Id: linux-mediatek@lists.infradead.org Change the comptiable for support of multi-platform Add description for reg Add description for source_cg Add description for mediatek,latch-ck Signed-off-by: Chaotian Jing --- Documentation/devicetree/bindings/mmc/mtk-sd.txt | 13 ++++++++++--- 1 file changed, 10 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/mmc/mtk-sd.txt b/Documentation/devicetree/bindings/mmc/mtk-sd.txt index 4182ea3..405cd06 100644 --- a/Documentation/devicetree/bindings/mmc/mtk-sd.txt +++ b/Documentation/devicetree/bindings/mmc/mtk-sd.txt @@ -7,10 +7,15 @@ This file documents differences between the core properties in mmc.txt and the properties used by the msdc driver. Required properties: -- compatible: Should be "mediatek,mt8173-mmc","mediatek,mt8135-mmc" +- compatible: value should be either of the following. + "mediatek,mt8135-mmc": for mmc host ip compatible with mt8135 + "mediatek,mt8173-mmc": for mmc host ip compatible with mt8173 + "mediatek,mt2701-mmc": for mmc host ip compatible with mt2701 + "mediatek,mt2712-mmc": for mmc host ip compatible with mt2712 +- reg: physical base address of the controller and length - interrupts: Should contain MSDC interrupt number -- clocks: MSDC source clock, HCLK -- clock-names: "source", "hclk" +- clocks: MSDC source clock, HCLK, source_cg +- clock-names: "source", "hclk", "source_cg" - pinctrl-names: should be "default", "state_uhs" - pinctrl-0: should contain default/high speed pin ctrl - pinctrl-1: should contain uhs mode pin ctrl @@ -30,6 +35,8 @@ Optional properties: - mediatek,hs400-cmd-resp-sel-rising: HS400 command response sample selection If present,HS400 command responses are sampled on rising edges. If not present,HS400 command responses are sampled on falling edges. +- mediatek,latch-ck: Some projects do not support enhance_rx, need set correct latch-ck to avoid data crc + error caused by stop clock(fifo full) Examples: mmc0: mmc@11230000 { -- 1.8.1.1.dirty