From patchwork Thu Mar 11 06:21:23 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shawn Lin X-Patchwork-Id: 12130347 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=-17.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, 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 0791BC433E6 for ; Thu, 11 Mar 2021 06:22:44 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 3786E64FD3 for ; 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Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lKEiT-008Snq-9D; Thu, 11 Mar 2021 06:22:37 +0000 Received: from lucky1.263xmail.com ([211.157.147.132]) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lKEhc-008SRo-GZ for linux-rockchip@lists.infradead.org; Thu, 11 Mar 2021 06:21:48 +0000 Received: from localhost (unknown [192.168.167.16]) by lucky1.263xmail.com (Postfix) with ESMTP id 0D175F2D0A; Thu, 11 Mar 2021 14:21:39 +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 P13109T139928614725376S1615443697190972_; Thu, 11 Mar 2021 14:21:39 +0800 (CST) X-IP-DOMAINF: 1 X-UNIQUE-TAG: <547d4f46cb5b92e042ac684ae553b291> 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 v4 2/3] dt-bindings: mmc: sdhci-of-dwcmhsc: Add rockchip support Date: Thu, 11 Mar 2021 14:21:23 +0800 Message-Id: <1615443684-198078-2-git-send-email-shawn.lin@rock-chips.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1615443684-198078-1-git-send-email-shawn.lin@rock-chips.com> References: <1615443684-198078-1-git-send-email-shawn.lin@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210311_062145_438200_37CB0834 X-CRM114-Status: GOOD ( 14.12 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org This patch adds rockchip support in sdhci-of-dwcmhsc.yaml Signed-off-by: Shawn Lin --- Changes in v4: - rename compatible to rockchip,rk3568-dwcmshc - constrains rockchip,txclk-tapnum to u8 to match the register map .../bindings/mmc/snps,dwcmshc-sdhci.yaml | 24 ++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/Documentation/devicetree/bindings/mmc/snps,dwcmshc-sdhci.yaml b/Documentation/devicetree/bindings/mmc/snps,dwcmshc-sdhci.yaml index f99fb9f..e6c9a2f 100644 --- a/Documentation/devicetree/bindings/mmc/snps,dwcmshc-sdhci.yaml +++ b/Documentation/devicetree/bindings/mmc/snps,dwcmshc-sdhci.yaml @@ -16,6 +16,7 @@ allOf: properties: compatible: enum: + - rockchip,rk3568-dwcmshc - snps,dwcmshc-sdhci reg: @@ -31,12 +32,24 @@ properties: items: - description: core clock - description: bus clock for optional + - description: axi clock for rockchip specified + - description: block clock for rockchip specified + - description: timer clock for rockchip specified + clock-names: minItems: 1 items: - const: core - const: bus + - const: axi + - const: block + - const: timer + + rockchip,txclk-tapnum: + description: Specify the number of delay for tx sampling. + $ref: /schemas/types.yaml#/definitions/uint8 + required: - compatible @@ -49,6 +62,17 @@ unevaluatedProperties: false examples: - | + mmc@fe310000 { + compatible = "rockchip,rk3568-dwcmshc"; + reg = <0xfe310000 0x10000>; + interrupts = <0 25 0x4>; + clocks = <&cru 17>, <&cru 18>, <&cru 19>, <&cru 20>, <&cru 21>; + clock-names = "core", "bus", "axi", "block", "timer"; + bus-width = <8>; + #address-cells = <1>; + #size-cells = <0>; + }; + - | mmc@aa0000 { compatible = "snps,dwcmshc-sdhci"; reg = <0xaa000 0x1000>;