From patchwork Thu May 31 08:27:23 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fabien DESSENNE X-Patchwork-Id: 923242 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 40xLFl2B3Jz9s0W for ; Thu, 31 May 2018 18:28:27 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754129AbeEaI2Z (ORCPT ); Thu, 31 May 2018 04:28:25 -0400 Received: from mx07-00178001.pphosted.com ([62.209.51.94]:53943 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754042AbeEaI2U (ORCPT ); Thu, 31 May 2018 04:28:20 -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 w4V8NpES002398; Thu, 31 May 2018 10:27:40 +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 2j9un34d8s-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Thu, 31 May 2018 10:27:40 +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 0F46434; Thu, 31 May 2018 08:27:39 +0000 (GMT) Received: from Webmail-eu.st.com (Safex1hubcas21.st.com [10.75.90.44]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id DC4DE1620; Thu, 31 May 2018 08:27:38 +0000 (GMT) Received: from SAFEX1HUBCAS22.st.com (10.75.90.93) by SAFEX1HUBCAS21.st.com (10.75.90.44) with Microsoft SMTP Server (TLS) id 14.3.361.1; Thu, 31 May 2018 10:27:38 +0200 Received: from localhost (10.129.5.196) by Webmail-ga.st.com (10.75.90.48) with Microsoft SMTP Server (TLS) id 14.3.361.1; Thu, 31 May 2018 10:27:38 +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: [RESEND PATCH v4 0/2] mailbox: introduce STMicroelectronics STM32 IPCC driver Date: Thu, 31 May 2018 10:27:23 +0200 Message-ID: <1527755245-27817-1-git-send-email-fabien.dessenne@st.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [10.129.5.196] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2018-05-31_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 v4: - add Rob's 'Reviewed-by' in dt bindings 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