From patchwork Sat Apr 15 14:18:46 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yang Xiwen via B4 Relay X-Patchwork-Id: 13212542 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CC63BC77B7E for ; Sat, 15 Apr 2023 14:19:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229930AbjDOOTD (ORCPT ); Sat, 15 Apr 2023 10:19:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42522 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229735AbjDOOS7 (ORCPT ); Sat, 15 Apr 2023 10:18:59 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 02DEB49E1; Sat, 15 Apr 2023 07:18:58 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 7B78960B21; Sat, 15 Apr 2023 14:18:57 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id D7F73C433A4; Sat, 15 Apr 2023 14:18:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1681568336; bh=jS0bpY0B94N3teaYRFeuB4DDITFUe3GUayl2qqATw4Y=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=LNEqNroCC6vOajujZb9dIYQ0z7DDXijLtYKlOQPj+KDUEcUYap53J74dT7yIz60cp Ytug0jO05So/92ZxfIULe35wdlW/v9bZu/OFg0us/r9S4PywKUc1XB7+05z3cfSy5t eh7YbQD8VWwrBQ5q2N4223Sp84faioecgDyZ7C5iP9Woao+vuNpt3a1/hrAYDQD2ZG 8fxX59JOAqvj78iIPAGMU1XmuYp/brjRAqSAuS3SkwRm8D2zYNGd8QXagbL8Tybolg VLTpTegO6kN0lbhJVd9ZGzFF+zRKwsCLYEQGTc5NVk+2D1SJZ+AKaPYh13TJ8V9VU2 hgkMN7FpPe8CA== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id B1032C77B70; Sat, 15 Apr 2023 14:18:56 +0000 (UTC) From: Yang Xiwen via B4 Relay Date: Sat, 15 Apr 2023 22:18:46 +0800 Subject: [PATCH RFC 3/3] binding: mmc: hi3798cv200-dw-mshc: convert to YAML and rename to histb-dw-mshc, add compatible of hi3798mv200 MIME-Version: 1.0 Message-Id: <20230415-mmc-hi3798mv200-v1-3-db5b91d939d4@outlook.com> References: <20230415-mmc-hi3798mv200-v1-0-db5b91d939d4@outlook.com> In-Reply-To: <20230415-mmc-hi3798mv200-v1-0-db5b91d939d4@outlook.com> To: Ulf Hansson , Jaehoon Chung , Rob Herring , Krzysztof Kozlowski , Yang Xiwen Cc: linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org X-Mailer: b4 0.12.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1681568331; l=4836; i=forbidden405@outlook.com; s=20230415; h=from:subject:message-id; bh=2D/pBZCGAgmdlkmpqO4z/Qn0KjP4597p33+qioc0CGI=; b=KJ2kN9GGQjGE1Zfp9lP0qd6w9VrxShZz6xATYcFOjN9efHslM8Fg/Mvmb1tQm4GOpEK4gXWdF B7gusXCo1hKCdPU17hO8GB1o3Egx09cZ0kYKmLCJqEc8lB9VlzONOft X-Developer-Key: i=forbidden405@outlook.com; a=ed25519; pk=hfdpPU3AXR+t7fdv58tXCD4UzRNq+fop2TMJezFlAhM= X-Endpoint-Received: by B4 Relay for forbidden405@outlook.com/20230415 with auth_id=44 X-Original-From: Yang Xiwen Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org From: Yang Xiwen Hi3798MV200 has an extra clock, also document it here. Signed-off-by: Yang Xiwen --- .../bindings/mmc/hi3798cv200-dw-mshc.txt | 40 ---------- .../devicetree/bindings/mmc/histb-dw-mshc.yaml | 90 ++++++++++++++++++++++ 2 files changed, 90 insertions(+), 40 deletions(-) diff --git a/Documentation/devicetree/bindings/mmc/hi3798cv200-dw-mshc.txt b/Documentation/devicetree/bindings/mmc/hi3798cv200-dw-mshc.txt deleted file mode 100644 index a0693b7145f2a..0000000000000 --- a/Documentation/devicetree/bindings/mmc/hi3798cv200-dw-mshc.txt +++ /dev/null @@ -1,40 +0,0 @@ -* Hisilicon Hi3798CV200 specific extensions to the Synopsys Designware Mobile - Storage Host Controller - -Read synopsys-dw-mshc.txt for more details - -The Synopsys designware mobile storage host controller is used to interface -a SoC with storage medium such as eMMC or SD/MMC cards. This file documents -differences between the core Synopsys dw mshc controller properties described -by synopsys-dw-mshc.txt and the properties used by the Hisilicon Hi3798CV200 -specific extensions to the Synopsys Designware Mobile Storage Host Controller. - -Required Properties: -- compatible: Should contain "hisilicon,hi3798cv200-dw-mshc". -- clocks: A list of phandle + clock-specifier pairs for the clocks listed - in clock-names. -- clock-names: Should contain the following: - "ciu" - The ciu clock described in synopsys-dw-mshc.txt. - "biu" - The biu clock described in synopsys-dw-mshc.txt. - "ciu-sample" - Hi3798CV200 extended phase clock for ciu sampling. - "ciu-drive" - Hi3798CV200 extended phase clock for ciu driving. - -Example: - - emmc: mmc@9830000 { - compatible = "hisilicon,hi3798cv200-dw-mshc"; - reg = <0x9830000 0x10000>; - interrupts = ; - clocks = <&crg HISTB_MMC_CIU_CLK>, - <&crg HISTB_MMC_BIU_CLK>, - <&crg HISTB_MMC_SAMPLE_CLK>, - <&crg HISTB_MMC_DRV_CLK>; - clock-names = "ciu", "biu", "ciu-sample", "ciu-drive"; - fifo-depth = <256>; - clock-frequency = <200000000>; - cap-mmc-highspeed; - mmc-ddr-1_8v; - mmc-hs200-1_8v; - non-removable; - bus-width = <8>; - }; diff --git a/Documentation/devicetree/bindings/mmc/histb-dw-mshc.yaml b/Documentation/devicetree/bindings/mmc/histb-dw-mshc.yaml new file mode 100644 index 0000000000000..05a435185e9da --- /dev/null +++ b/Documentation/devicetree/bindings/mmc/histb-dw-mshc.yaml @@ -0,0 +1,90 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/histb-dw-mshc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: + Hisilicon Hi3798CV200 specific extensions to the Synopsys Designware Mobile + Storage Host Controller + +maintainers: + - Yang Xiwen + +description: + The Synopsys designware mobile storage host controller is used to interface + a SoC with storage medium such as eMMC or SD/MMC cards. This file documents + differences between the core Synopsys dw mshc controller properties described + by synopsys-dw-mshc.txt and the properties used by the Hisilicon Hi3798CV200 + specific extensions to the Synopsys Designware Mobile Storage Host Controller. + +allOf: + - $ref: "synopsys-dw-mshc-common.yaml#" + - if: + properties: + compatible: + contains: + const: hisilicon,hi3798mv200-dw-mshc + then: + properties: + clocks: + minItems: 5 + + clock-names: + minItems: 5 + +properties: + compatible: + enum: + - hisilicon,hi3798cv200-dw-mshc + - hisilicon,hi3798mv200-dw-mshc + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + minItems: 4 + maxItems: 5 + description: A list of phandles for the clocks listed in clock-names + + clock-names: + minItems: 4 + items: + - const: ciu + - const: biu + - const: ciu-sample + - const: ciu-drive + - const: sap-dll-mode + +unevaluatedProperties: false + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +examples: + - | + emmc: mmc@9830000 { + compatible = "hisilicon,hi3798cv200-dw-mshc"; + reg = <0x9830000 0x10000>; + interrupts = <35>; + clocks = <&crg 1>, + <&crg 2>, + <&crg 3>, + <&crg 4>; + clock-names = "ciu", "biu", "ciu-sample", "ciu-drive"; + fifo-depth = <256>; + clock-frequency = <200000000>; + cap-mmc-highspeed; + mmc-ddr-1_8v; + mmc-hs200-1_8v; + non-removable; + bus-width = <8>; + }; +