From patchwork Tue Dec 13 08:24:41 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kunihiko Hayashi X-Patchwork-Id: 13071787 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B2F2BC4332F for ; Tue, 13 Dec 2022 08:28:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=+WMNezm0vI/QYhe7GPGlxfaXmTxs0rMcYODB+Uze8+8=; b=QbdmtSn8FglgxW 2WA3oUz9yli2P/N3d6GCeEsKBCHOh/rLXClUTI0kz/a8P8v8M+rWd5TUaXmCkzFkuWCgFzJgH1H9I bcYGLO7kXkMLyPLlcFmeXdfFqIqmhDz8k9PMpykg3lpqwABDrMtuoh6HI9/avrRKJSvbPixLfl1lN 4v0GruHWY6WNX2jQ9cHOHTbcKRuo+Fs7qs8FspwCm7Gy6tfhDdvsUjKPyXa1Q2MvC7VYR90YH/7Sn 6m9y31hovuk7CwvD3ddLq2QQr5qSpwdI/v2OWh86bCGcMYgRWqxMi+WoCLX8SsxzXHvQ+c8aHDCU5 uYRtwFjmuGQC/pfWEeHQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1p50dj-00Dtqj-8f; Tue, 13 Dec 2022 08:27:51 +0000 Received: from mx.socionext.com ([202.248.49.38]) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1p50b8-00Dsci-Ea for linux-arm-kernel@lists.infradead.org; Tue, 13 Dec 2022 08:25:15 +0000 Received: from unknown (HELO iyokan2-ex.css.socionext.com) ([172.31.9.54]) by mx.socionext.com with ESMTP; 13 Dec 2022 17:25:05 +0900 Received: from mail.mfilter.local (m-filter-1 [10.213.24.61]) by iyokan2-ex.css.socionext.com (Postfix) with ESMTP id EEBA82058B4F; Tue, 13 Dec 2022 17:25:04 +0900 (JST) Received: from 172.31.9.51 (172.31.9.51) by m-FILTER with ESMTP; Tue, 13 Dec 2022 17:25:04 +0900 Received: from plum.e01.socionext.com (unknown [10.212.243.119]) by kinkan2.css.socionext.com (Postfix) with ESMTP id 74B70A855F; Tue, 13 Dec 2022 17:25:04 +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 v3 09/17] dt-bindings: soc: socionext: Add UniPhier system controller Date: Tue, 13 Dec 2022 17:24:41 +0900 Message-Id: <20221213082449.2721-10-hayashi.kunihiko@socionext.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221213082449.2721-1-hayashi.kunihiko@socionext.com> References: <20221213082449.2721-1-hayashi.kunihiko@socionext.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221213_002510_659875_CEB33C62 X-CRM114-Status: GOOD ( 16.09 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add devicetree binding schema for the system controller implemented on Socionext Uniphier SoCs. This system controller has multiple functions such as clock control, reset control, internal watchdog timer, thermal management, and so on. Signed-off-by: Kunihiko Hayashi Reviewed-by: Krzysztof Kozlowski --- .../socionext/socionext,uniphier-sysctrl.yaml | 104 ++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 105 insertions(+) create mode 100644 Documentation/devicetree/bindings/soc/socionext/socionext,uniphier-sysctrl.yaml diff --git a/Documentation/devicetree/bindings/soc/socionext/socionext,uniphier-sysctrl.yaml b/Documentation/devicetree/bindings/soc/socionext/socionext,uniphier-sysctrl.yaml new file mode 100644 index 000000000000..3acb14201d1a --- /dev/null +++ b/Documentation/devicetree/bindings/soc/socionext/socionext,uniphier-sysctrl.yaml @@ -0,0 +1,104 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/socionext/socionext,uniphier-sysctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Socionext UniPhier system controller + +maintainers: + - Kunihiko Hayashi + +description: |+ + System controller implemented on Socionext UniPhier SoCs has multiple + functions such as clock control, reset control, internal watchdog timer, + thermal management, and so on. + +properties: + compatible: + items: + - enum: + - socionext,uniphier-ld4-sysctrl + - socionext,uniphier-pro4-sysctrl + - socionext,uniphier-pro5-sysctrl + - socionext,uniphier-pxs2-sysctrl + - socionext,uniphier-sld8-sysctrl + - socionext,uniphier-ld11-sysctrl + - socionext,uniphier-ld20-sysctrl + - socionext,uniphier-pxs3-sysctrl + - socionext,uniphier-nx1-sysctrl + - const: simple-mfd + - const: syscon + + reg: + maxItems: 1 + + clock-controller: + $ref: /schemas/clock/socionext,uniphier-clock.yaml# + + reset-controller: + $ref: /schemas/reset/socionext,uniphier-reset.yaml# + + watchdog: + $ref: /schemas/watchdog/socionext,uniphier-wdt.yaml# + + thermal-sensor: + $ref: /schemas/thermal/socionext,uniphier-thermal.yaml# + +allOf: + - if: + properties: + compatible: + contains: + const: socionext,uniphier-ld4-sysctrl + then: + properties: + watchdog: false + + - if: + properties: + compatible: + contains: + enum: + - socionext,uniphier-ld4-sysctrl + - socionext,uniphier-pro4-sysctrl + - socionext,uniphier-sld8-sysctrl + - socionext,uniphier-ld11-sysctrl + then: + properties: + thermal-sensor: false + +additionalProperties: false + +required: + - compatible + - reg + +examples: + - | + #include + syscon@61840000 { + compatible = "socionext,uniphier-ld20-sysctrl", + "simple-mfd", "syscon"; + reg = <0x61840000 0x4000>; + + clock-controller { + compatible = "socionext,uniphier-ld20-clock"; + #clock-cells = <1>; + }; + + reset-controller { + compatible = "socionext,uniphier-ld20-reset"; + #reset-cells = <1>; + }; + + watchdog { + compatible = "socionext,uniphier-wdt"; + }; + + thermal-sensor { + compatible = "socionext,uniphier-ld20-thermal"; + interrupts = ; + #thermal-sensor-cells = <0>; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 0d8faba73fe8..8cec8ea46dd1 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -3103,6 +3103,7 @@ S: Maintained F: Documentation/devicetree/bindings/arm/socionext/uniphier.yaml F: Documentation/devicetree/bindings/gpio/socionext,uniphier-gpio.yaml F: Documentation/devicetree/bindings/pinctrl/socionext,uniphier-pinctrl.yaml +F: Documentation/devicetree/bindings/soc/socionext/socionext,uniphier*.yaml F: arch/arm/boot/dts/uniphier* F: arch/arm/include/asm/hardware/cache-uniphier.h F: arch/arm/mach-uniphier/