From patchwork Thu Sep 16 15:49:09 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sven Peter X-Patchwork-Id: 1528957 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@ozlabs.org Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=svenpeter.dev header.i=@svenpeter.dev header.a=rsa-sha256 header.s=fm2 header.b=VWpAcdhx; dkim=pass (2048-bit key; unprotected) header.d=messagingengine.com header.i=@messagingengine.com header.a=rsa-sha256 header.s=fm3 header.b=wm1MBX4H; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4H9M376Fwjz9sR4 for ; Fri, 17 Sep 2021 01:49:39 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239190AbhIPPux (ORCPT ); Thu, 16 Sep 2021 11:50:53 -0400 Received: from new1-smtp.messagingengine.com ([66.111.4.221]:35893 "EHLO new1-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239127AbhIPPux (ORCPT ); Thu, 16 Sep 2021 11:50:53 -0400 Received: from compute5.internal (compute5.nyi.internal [10.202.2.45]) by mailnew.nyi.internal (Postfix) with ESMTP id CFC43580E74; Thu, 16 Sep 2021 11:49:31 -0400 (EDT) Received: from mailfrontend2 ([10.202.2.163]) by compute5.internal (MEProxy); Thu, 16 Sep 2021 11:49:31 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=svenpeter.dev; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; s=fm2; bh=Zh6CdkZjA6wvOyQTH00eBmRM6e sKnexFeXTctqmVuOQ=; b=VWpAcdhx+hyf3OPMJA7S19GJ2l8CSjVgDuRARFWk8l Gqd1Lvxj0GKVl4dspizab8JHplN7M6KMJWrIx+ku9/rfLIh1kbCXQNUEkF2IRvht CQzex+djiELhnWcUU+1jbgDxVoWaT6nlxBIQMAxURGhzCNolVmbHicjnxXPg3cg6 VUl3rDhU2ho5HZUn/0jbTP6RVL+OeAdFWJTx0elKu+vk7Dc1/lXsTp3KD4wGAlR4 WHE0OcmWiL9yLDhtTm23cgvpN4Pg7ViRz54DPTWWwPJbCJ8lq+2/Hpkhnb/+Bruv lIoGD6GBshKfTAMTbVi08ywX/BNNeZeOwp3cxK9dFK+w== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:date:from :message-id:mime-version:subject:to:x-me-proxy:x-me-proxy :x-me-sender:x-me-sender:x-sasl-enc; s=fm3; bh=Zh6CdkZjA6wvOyQTH 00eBmRM6esKnexFeXTctqmVuOQ=; b=wm1MBX4H3YfNHp491Sv7cm+5Vwm4bs7vH Eo1HlApGat8OIN2g16QI4bRX9eaTI4ALzTlWEkHRdcUXzaSQH7O0wUx8JRW07dEX 1gMn1wTz92tIFI6AEuyuoprZns/EydLgNcSiox3ifH0jwm0qLy/x+vXLb+UeRuBF 324lOGkhj0xmp0/KD3Z7aH86HDOcjKTxEuluS5X4/tCNzSkCt1fOKzzoFvF5cqbA 8D6Kq71LLOSHHmn5txZNcPBVaAvlJCUN5RoY5CLal2hHxJBqldPdhXJpnBtNYSG2 O5qnEl+2mwBRo5/3Fb//gq0ZWzLQYfdkI7sbtZfFMPg2QJZjO9uHg== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvtddrudehgedgkeejucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhephffvufffkffoggfgsedtkeertdertddtnecuhfhrohhmpefuvhgvnhcurfgv thgvrhcuoehsvhgvnhesshhvvghnphgvthgvrhdruggvvheqnecuggftrfgrthhtvghrnh epfeehudeftddvhfehvdduhedtjeejheeuudfftdfgvdekvdelleeuveelgfeflefgnecu ffhomhgrihhnpehkvghrnhgvlhdrohhrghenucevlhhushhtvghrufhiiigvpedtnecurf grrhgrmhepmhgrihhlfhhrohhmpehsvhgvnhesshhvvghnphgvthgvrhdruggvvh X-ME-Proxy: Received: by mail.messagingengine.com (Postfix) with ESMTPA; Thu, 16 Sep 2021 11:49:28 -0400 (EDT) From: Sven Peter To: Jassi Brar Cc: Sven Peter , Rob Herring , Mark Kettenis , Hector Martin , Alyssa Rosenzweig , Mohamed Mediouni , Stan Skowronek , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 0/2] Apple Mailbox Controller support Date: Thu, 16 Sep 2021 17:49:09 +0200 Message-Id: <20210916154911.3168-1-sven@svenpeter.dev> X-Mailer: git-send-email 2.30.1 (Apple Git-130) MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Hi, This is the second version of my series which adds support for the mailbox controllers found on the Apple M1. v1: https://lore.kernel.org/lkml/20210907145501.69161-1-sven@svenpeter.dev/ Thanks to Jassi, Mark and Alyssa for the initial review. I've addressed your comments with the following changes: - switched to txdone_irq instead of introducing a new mode - switched to a threaded interrupt handler for receiving messages - added co-processor examples to the device tree binding - reformatted the register defines and clarified multiple comments Best, Sven Sven Peter (2): dt-bindings: mailbox: Add Apple mailbox bindings mailbox: apple: Add driver for Apple mailboxes .../bindings/mailbox/apple,mailbox.yaml | 84 ++++ MAINTAINERS | 3 + drivers/mailbox/Kconfig | 12 + drivers/mailbox/Makefile | 2 + drivers/mailbox/apple-mailbox.c | 431 ++++++++++++++++++ include/linux/apple-mailbox.h | 18 + 6 files changed, 550 insertions(+) create mode 100644 Documentation/devicetree/bindings/mailbox/apple,mailbox.yaml create mode 100644 drivers/mailbox/apple-mailbox.c create mode 100644 include/linux/apple-mailbox.h Reviewed-by: Alyssa Rosenzweig