From patchwork Wed Dec 7 05:54:01 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kunihiko Hayashi X-Patchwork-Id: 632705 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 436B1C47089 for ; Wed, 7 Dec 2022 05:54:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229796AbiLGFyu (ORCPT ); Wed, 7 Dec 2022 00:54:50 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36690 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229734AbiLGFyh (ORCPT ); Wed, 7 Dec 2022 00:54:37 -0500 Received: from mx.socionext.com (mx.socionext.com [202.248.49.38]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 3D71C58BE5; Tue, 6 Dec 2022 21:54:35 -0800 (PST) Received: from unknown (HELO kinkan2-ex.css.socionext.com) ([172.31.9.52]) by mx.socionext.com with ESMTP; 07 Dec 2022 14:54:32 +0900 Received: from mail.mfilter.local (m-filter-1 [10.213.24.61]) by kinkan2-ex.css.socionext.com (Postfix) with ESMTP id 0A9AB2058442; Wed, 7 Dec 2022 14:54:32 +0900 (JST) Received: from 172.31.9.51 (172.31.9.51) by m-FILTER with ESMTP; Wed, 7 Dec 2022 14:54:32 +0900 Received: from plum.e01.socionext.com (unknown [10.212.243.119]) by kinkan2.css.socionext.com (Postfix) with ESMTP id A3B2A1DA6; Wed, 7 Dec 2022 14:54:31 +0900 (JST) From: Kunihiko Hayashi To: Rob Herring , Krzysztof Kozlowski Cc: Masami Hiramatsu , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Kunihiko Hayashi Subject: [PATCH v2 12/16] dt-bindings: soc: socionext: Add UniPhier media I/O block Date: Wed, 7 Dec 2022 14:54:01 +0900 Message-Id: <20221207055405.30940-13-hayashi.kunihiko@socionext.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221207055405.30940-1-hayashi.kunihiko@socionext.com> References: <20221207055405.30940-1-hayashi.kunihiko@socionext.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add devicetree binding schema for the media I/O block implemented on Socionext Uniphier SoCs. This block is implemented on LD4, sLD8, Pro4, and LD11 SoCs. Media I/O block implemented on Socionext UniPhier SoCs is an integrated component of the stream type peripherals including SD, USB2.0, eMMC, and MIO-DMAC. Media I/O block has a common logic to control the component. Signed-off-by: Kunihiko Hayashi --- .../socionext/socionext,uniphier-mioctrl.yaml | 66 +++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 Documentation/devicetree/bindings/soc/socionext/socionext,uniphier-mioctrl.yaml diff --git a/Documentation/devicetree/bindings/soc/socionext/socionext,uniphier-mioctrl.yaml b/Documentation/devicetree/bindings/soc/socionext/socionext,uniphier-mioctrl.yaml new file mode 100644 index 000000000000..1994355a27d3 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/socionext/socionext,uniphier-mioctrl.yaml @@ -0,0 +1,66 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/socionext/socionext,uniphier-mioctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Socionext UniPhier media I/O block (MIO) controller + +maintainers: + - Kunihiko Hayashi + +description: |+ + Media I/O block implemented on Socionext UniPhier SoCs is a legacy + integrated component of the stream type peripherals including USB2.0, + SD/eMMC, and MIO-DMAC. + Media I/O block has a common logic to control the component. + + Recent SoCs have SD interface logic specialized only for SD functions + as a subset of media I/O block. See socionext,uniphier-sdctrl.yaml. + +properties: + compatible: + items: + - enum: + - socionext,uniphier-ld4-mioctrl + - socionext,uniphier-pro4-mioctrl + - socionext,uniphier-sld8-mioctrl + - socionext,uniphier-ld11-mioctrl + - const: simple-mfd + - const: syscon + + reg: + maxItems: 1 + +patternProperties: + "^clock-controller(@[0-9a-f]+)?$": + $ref: /schemas/clock/socionext,uniphier-clock.yaml# + + "^reset-controller(@[0-9a-f]+)?$": + $ref: /schemas/reset/socionext,uniphier-reset.yaml# + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + syscon@5b3e0000 { + compatible = "socionext,uniphier-ld11-mioctrl", + "simple-mfd", "syscon"; + reg = <0x5b3e0000 0x800>; + + clock-controller { + compatible = "socionext,uniphier-ld11-mio-clock"; + #clock-cells = <1>; + }; + + reset-controller { + compatible = "socionext,uniphier-ld11-mio-reset"; + #reset-cells = <1>; + resets = <&sys_rst 7>; + }; + }; +