From patchwork Fri Jan 14 15:17:14 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Conor Dooley X-Patchwork-Id: 12713747 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 06A2CC4332F for ; Fri, 14 Jan 2022 15:16:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242775AbiANPQ0 (ORCPT ); Fri, 14 Jan 2022 10:16:26 -0500 Received: from esa.microchip.iphmx.com ([68.232.154.123]:50579 "EHLO esa.microchip.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242738AbiANPQX (ORCPT ); Fri, 14 Jan 2022 10:16:23 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1642173382; x=1673709382; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=OOEiOzJYOr2rjLZtIJaPl6yuaJhJGBub8XFzhK4pAzA=; b=YTL1Y+kQ+ULwsXGMFjzB6jnCes208LJC3brDSOVRjhWzVP5MBcqWJedu WdUIgKXZ3ghtf6dVe7UN43yZ+QEvUWznfaQotoszf3d0voquLwqLGvUAD Ra4q7jPZARrv6LU3ahkTimtrwnW9g8RQnpLE5RxmG2mK3eOkkGxhzkw78 zdaRMga1YLogrEr19OomJS+M7JWv5mUSjH1PfRVa1C/oO6xS5p+qGwWAp MR1oUYj58vbPW/DSuooWj7idlSjrrUNkDZCpfeDOo7XA4W7LlggeX9FtN mYO/17Ixg75kmsZPDbfKb4JQOnX6BBDBgR4MByAhFEtKINsraevoMuR59 Q==; IronPort-SDR: ZlverUWZhaP2CTWMXKf4HNoJGvGRsBvJ3fqFwRjK4JqtOOSstUnLSbsVFgelk7MxAWKl4C5JMD Jfba3pOk4g8o5zmfyPY8C7ogcT28kY0xG326jhZWUet/a3fHoOjCDcgWe4bD60aWuf7jHMP1kE QsYD1rBGZzMQiYJsQNIn8A8PaaWuC2CCY9SseAH6aBIXPPy35bk5YDmJoZCM8zQtbiQHZHxmLK kGHVWXIWtUam7VeTOUTglRrIX2zsCpA+F+tZrWHEepjTTiV2Nws5dNiyqil14ezwtvvO8eyVu6 cW3P04SemoAul75toaEtbFIC X-IronPort-AV: E=Sophos;i="5.88,289,1635231600"; d="scan'208";a="142730796" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa4.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 14 Jan 2022 08:16:21 -0700 Received: from chn-vm-ex01.mchp-main.com (10.10.85.143) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.17; Fri, 14 Jan 2022 08:16:20 -0700 Received: from wendy.microchip.com (10.10.115.15) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server id 15.1.2375.17 via Frontend Transport; Fri, 14 Jan 2022 08:16:15 -0700 From: To: , , , , , , , , , , , , , , , , , , , , , , , CC: , , , , , , , , Subject: [PATCH v3 02/15] dt-bindings: soc/microchip: add services as children of sys ctrlr Date: Fri, 14 Jan 2022 15:17:14 +0000 Message-ID: <20220114151727.2319915-3-conor.dooley@microchip.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220114151727.2319915-1-conor.dooley@microchip.com> References: <20220114151727.2319915-1-conor.dooley@microchip.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org From: Conor Dooley Add mpfs-rng and mpfs-generic-services as children of the system controller. Signed-off-by: Conor Dooley --- .../microchip,mpfs-sys-controller.yaml | 44 +++++++++++++++++-- 1 file changed, 41 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/soc/microchip/microchip,mpfs-sys-controller.yaml b/Documentation/devicetree/bindings/soc/microchip/microchip,mpfs-sys-controller.yaml index f699772fedf3..b69386b1a3e1 100644 --- a/Documentation/devicetree/bindings/soc/microchip/microchip,mpfs-sys-controller.yaml +++ b/Documentation/devicetree/bindings/soc/microchip/microchip,mpfs-sys-controller.yaml @@ -13,13 +13,45 @@ description: | The PolarFire SoC system controller is communicated with via a mailbox. This document describes the bindings for the client portion of that mailbox. - properties: mboxes: maxItems: 1 compatible: - const: microchip,mpfs-sys-controller + items: + - const: microchip,mpfs-sys-controller + + rng: + type: object + + description: | + The hardware random number generator on the Polarfire SoC is + accessed via the mailbox interface provided by the system controller + + properties: + compatible: + const: microchip,mpfs-rng + + required: + - compatible + + sysserv: + type: object + + description: | + The PolarFire SoC system controller is communicated with via a mailbox. + This binding represents several of the functions provided by the system + controller which do not belong in a specific subsystem, such as reading + the fpga device certificate, all of which follow the same format: + - a command + optional payload sent to the sys controller + - a status + a payload returned to Linux + + properties: + compatible: + const: microchip,mpfs-generic-service + + required: + - compatible required: - compatible @@ -29,7 +61,13 @@ additionalProperties: false examples: - | - syscontroller: syscontroller { + syscontroller { compatible = "microchip,mpfs-sys-controller"; mboxes = <&mbox 0>; + rng: rng { + compatible = "microchip,mpfs-rng"; + }; + sysserv: sysserv { + compatible = "microchip,mpfs-generic-service"; + }; };