From patchwork Mon Apr 9 10:28:24 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fabien DESSENNE X-Patchwork-Id: 896233 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=st.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 40KRPN4KGzz9s29 for ; Mon, 9 Apr 2018 20:29:28 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751834AbeDIK3X (ORCPT ); Mon, 9 Apr 2018 06:29:23 -0400 Received: from mx07-00178001.pphosted.com ([62.209.51.94]:47954 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751548AbeDIK3A (ORCPT ); Mon, 9 Apr 2018 06:29:00 -0400 Received: from pps.filterd (m0046037.ppops.net [127.0.0.1]) by mx07-.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id w39ANqlB011461; Mon, 9 Apr 2018 12:28:38 +0200 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 2h6krr2256-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Mon, 09 Apr 2018 12:28:38 +0200 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 2EAC631; Mon, 9 Apr 2018 10:28:38 +0000 (GMT) Received: from Webmail-eu.st.com (Safex1hubcas22.st.com [10.75.90.92]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 0695225AF; Mon, 9 Apr 2018 10:28:38 +0000 (GMT) Received: from SAFEX1HUBCAS24.st.com (10.75.90.95) by Safex1hubcas22.st.com (10.75.90.92) with Microsoft SMTP Server (TLS) id 14.3.361.1; Mon, 9 Apr 2018 12:28:37 +0200 Received: from localhost (10.201.23.25) by webmail-ga.st.com (10.75.90.48) with Microsoft SMTP Server (TLS) id 14.3.361.1; Mon, 9 Apr 2018 12:28:37 +0200 From: Fabien Dessenne To: Rob Herring , Mark Rutland , Maxime Coquelin , Alexandre Torgue , Jassi Brar , "Ludovic Barre" , , , CC: Benjamin Gaignard , Loic Pallardy , Arnaud Pouliquen Subject: [PATCH v3 0/2] mailbox: introduce STMicroelectronics STM32 IPCC driver Date: Mon, 9 Apr 2018 12:28:24 +0200 Message-ID: <1523269706-23724-1-git-send-email-fabien.dessenne@st.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [10.201.23.25] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2018-04-09_04:, , signatures=0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org The STMicroelectronics STM32 Inter-Processor Communication Controller (IPCC) is used for communicating data between two processors. It provides a non blocking signaling mechanism to post and retrieve communication data in an atomic way. Changes since v3: - update after Jassi Brar review: remove 'driver.owner' Changes since v2: - update bindings and driver according to Rob's comments: - change compatible property to "st,stm32mp1-ipcc" - change "st,proc_id" property to "st,proc-id" - define all interrupts as mandatory Fabien Dessenne (2): dt-bindings: mailbox: add STMicroelectronics STM32 IPCC binding mailbox: add STMicroelectronics STM32 IPCC driver .../devicetree/bindings/mailbox/stm32-ipcc.txt | 47 +++ drivers/mailbox/Kconfig | 8 + drivers/mailbox/Makefile | 2 + drivers/mailbox/stm32-ipcc.c | 402 +++++++++++++++++++++ 4 files changed, 459 insertions(+) create mode 100644 Documentation/devicetree/bindings/mailbox/stm32-ipcc.txt create mode 100644 drivers/mailbox/stm32-ipcc.c