From patchwork Thu Apr 12 06:47:39 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fabien DESSENNE X-Patchwork-Id: 897499 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 40MBLv3bNwz9s1s for ; Thu, 12 Apr 2018 16:48:23 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752401AbeDLGsV (ORCPT ); Thu, 12 Apr 2018 02:48:21 -0400 Received: from mx08-00178001.pphosted.com ([91.207.212.93]:55467 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752125AbeDLGsU (ORCPT ); Thu, 12 Apr 2018 02:48:20 -0400 Received: from pps.filterd (m0046661.ppops.net [127.0.0.1]) by mx08-.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id w3C6hkwp032594; Thu, 12 Apr 2018 08:47:55 +0200 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx08-00178001.pphosted.com with ESMTP id 2h9fwqw46b-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Thu, 12 Apr 2018 08:47:55 +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 38EB038; Thu, 12 Apr 2018 06:47:54 +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 0CDF111B8; Thu, 12 Apr 2018 06:47:54 +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, 12 Apr 2018 08:47:53 +0200 Received: from localhost (10.129.5.235) by Webmail-ga.st.com (10.75.90.48) with Microsoft SMTP Server (TLS) id 14.3.361.1; Thu, 12 Apr 2018 08:47:53 +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 v4 0/2] mailbox: introduce STMicroelectronics STM32 IPCC driver Date: Thu, 12 Apr 2018 08:47:39 +0200 Message-ID: <1523515661-8318-1-git-send-email-fabien.dessenne@st.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [10.129.5.235] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2018-04-12_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