From patchwork Wed Mar 3 07:48:42 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shawn Lin X-Patchwork-Id: 393150 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 4B16EC43603 for ; Thu, 4 Mar 2021 00:03:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0CDCE64F6C for ; Thu, 4 Mar 2021 00:03:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229584AbhCDAAM (ORCPT ); Wed, 3 Mar 2021 19:00:12 -0500 Received: from lucky1.263xmail.com ([211.157.147.135]:39502 "EHLO lucky1.263xmail.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1839555AbhCCIFV (ORCPT ); Wed, 3 Mar 2021 03:05:21 -0500 Received: from localhost (unknown [192.168.167.235]) by lucky1.263xmail.com (Postfix) with ESMTP id 99419A7884; Wed, 3 Mar 2021 15:48:56 +0800 (CST) X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-ADDR-CHECKED4: 1 X-ANTISPAM-LEVEL: 2 X-ABS-CHECKED: 0 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.263.net (postfix) whith ESMTP id P19729T140185384916736S1614757734881043_; Wed, 03 Mar 2021 15:48:57 +0800 (CST) X-IP-DOMAINF: 1 X-UNIQUE-TAG: <8c5b24f560b714c292c798000abcaba7> X-RL-SENDER: shawn.lin@rock-chips.com X-SENDER: lintao@rock-chips.com X-LOGIN-NAME: shawn.lin@rock-chips.com X-FST-TO: robh+dt@kernel.org X-SENDER-IP: 58.22.7.114 X-ATTACHMENT-NUM: 0 X-System-Flag: 0 From: Shawn Lin To: Rob Herring , Ulf Hansson Cc: linux-mmc@vger.kernel.org, Adrian Hunter , devicetree@vger.kernel.org, linux-rockchip@lists.infradead.org, Shawn Lin Subject: [PATCH 2/3] dt-bindings: mmc: sdhci-of-dwcmhsc: Add rockchip support Date: Wed, 3 Mar 2021 15:48:42 +0800 Message-Id: <1614757723-225262-2-git-send-email-shawn.lin@rock-chips.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1614757723-225262-1-git-send-email-shawn.lin@rock-chips.com> References: <1614757723-225262-1-git-send-email-shawn.lin@rock-chips.com> Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org This patch adds rockchip support in sdhci-of-dwcmhsc.yaml Signed-off-by: Shawn Lin --- .../devicetree/bindings/mmc/sdhci-of-dwcmshc.yaml | 24 ++++++++++++++++++++-- 1 file changed, 22 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/mmc/sdhci-of-dwcmshc.yaml b/Documentation/devicetree/bindings/mmc/sdhci-of-dwcmshc.yaml index ff2bff1..4808094 100644 --- a/Documentation/devicetree/bindings/mmc/sdhci-of-dwcmshc.yaml +++ b/Documentation/devicetree/bindings/mmc/sdhci-of-dwcmshc.yaml @@ -22,6 +22,7 @@ select: properties: compatible: enum: + - rockchip,dwcmshc-sdhci - snps,dwcmshc-sdhci reg: @@ -33,16 +34,26 @@ properties: clocks: minItems: 1 - maxItems: 2 + maxItems: 5 description: Handle to "core" for core clock and "bus" for optional bus clock. + "axi", "block" and "timer" are for Rockchip specified which aims for + DMA, pipe and internal timer respectively. clock-names: minItems: 1 - maxItems: 2 + maxItems: 5 items: - const: bus - const: core + - const: axi + - const: block + - const: timer + + rockchip,txclk-tapnum: + description: Specify the number of delay for tx sampling. + $ref: /schemas/types.yaml#/definitions/uint32 + required: - compatible @@ -55,6 +66,15 @@ unevaluatedProperties: false examples: - | + sdhci@fe310000 { + compatible = "rockchip,dwcmshc-sdhci"; + reg = <0xfe310000 0x10000>; + interrupts = <0 25 0x4>; + bus-width = <8>; + clocks = <&cru 17>, <&cru 18>, <&cru 19>, <&cru 20>; + clock-names = "core", "axi", "block", "timer"; + }; + - | sdhci@aa0000 { compatible = "snps,dwcmshc-sdhci"; reg = <0xaa000 0x1000>;