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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,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 275F2C43218 for ; Fri, 26 Apr 2019 02:04:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0F1D7206C1 for ; Fri, 26 Apr 2019 02:04:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727231AbfDZCEO (ORCPT ); Thu, 25 Apr 2019 22:04:14 -0400 Received: from mx.socionext.com ([202.248.49.38]:12548 "EHLO mx.socionext.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726026AbfDZCEN (ORCPT ); Thu, 25 Apr 2019 22:04:13 -0400 Received: from unknown (HELO kinkan-ex.css.socionext.com) ([172.31.9.52]) by mx.socionext.com with ESMTP; 26 Apr 2019 11:04:11 +0900 Received: from mail.mfilter.local (m-filter-2 [10.213.24.62]) by kinkan-ex.css.socionext.com (Postfix) with ESMTP id C08B7180B6F; Fri, 26 Apr 2019 11:04:11 +0900 (JST) Received: from 172.31.9.51 (172.31.9.51) by m-FILTER with ESMTP; Fri, 26 Apr 2019 11:04:11 +0900 Received: from yuzu.css.socionext.com (yuzu [172.31.8.45]) by kinkan.css.socionext.com (Postfix) with ESMTP id 7E4071A15B7; Fri, 26 Apr 2019 11:04:11 +0900 (JST) Received: from user-VB.e01.socionext.com (unknown [10.213.119.151]) by yuzu.css.socionext.com (Postfix) with ESMTP id 670F3121D03; Fri, 26 Apr 2019 11:04:11 +0900 (JST) From: Takao Orito To: ulf.hansson@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com Cc: linux-mmc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, masami.hiramatsu@linaro.org, jaswinder.singh@linaro.org, sugaya.taichi@socionext.com, kasai.kazuhiro@socionext.com, kanematsu.shinji@socionext.com, orito.takao@socionext.com Subject: [PATCH 1/2] dt-bindings: mmc: add DT bindings for Milbeaut SD controller Date: Fri, 26 Apr 2019 11:06:32 +0900 Message-Id: <1556244392-15822-1-git-send-email-orito.takao@socionext.com> X-Mailer: git-send-email 1.9.1 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Signed-off-by: Takao Orito --- .../devicetree/bindings/mmc/sdhci-milbeaut.txt | 35 ++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 Documentation/devicetree/bindings/mmc/sdhci-milbeaut.txt diff --git a/Documentation/devicetree/bindings/mmc/sdhci-milbeaut.txt b/Documentation/devicetree/bindings/mmc/sdhci-milbeaut.txt new file mode 100644 index 0000000..7008462 --- /dev/null +++ b/Documentation/devicetree/bindings/mmc/sdhci-milbeaut.txt @@ -0,0 +1,35 @@ +* SOCIONEXT SDHCI controller + +This file documents differences between the core properties in mmc.txt +and the properties used by the sdhci_milbeaut driver. + +Required properties: +- compatible: "socionext,milbeaut-m10v-sdhci-3.0" +- clocks: Must contain an entry for each entry in clock-names. It is a + list of phandles and clock-specifier pairs. + See ../clocks/clock-bindings.txt for details. +- clock-names: Should contain the following two entries: + "iface" - clock used for sdhci interface + "core" - core clock for sdhci controller + +Optional properties: +- vqmmc-supply: phandle to the regulator device tree node, mentioned + as the VCCQ/VDD_IO supply in the eMMC/SD specs. +- fujitsu,cmd-dat-delay-select: boolean property indicating that this host + requires the CMD_DAT_DELAY control to be enabled. +- sni,mmc-power-gpio: set property indicating that power on or off needs + control of gpios. + +Example: + sdhci3: mmc@1b010000 { + compatible = "socionext,milbeaut-m10v-sdhci-3.0"; + reg = <0x1b010000 0x10000>; + interrupts = <0 265 0x4>; + voltage-ranges = <3300 3300>; + bus-width = <4>; + clocks = <&clk 7>, <&ahb_clk>; + clock-names = "core", "iface"; + cap-sdio-irq; + sni,mmc-power-gpio = <&pinctrl 53 GPIO_ACTIVE_HIGH>; + fujitsu,cmd-dat-delay-select; + }; -- 1.9.1