From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755382AbbINLHg (ORCPT ); Mon, 14 Sep 2015 07:07:36 -0400 Received: from mail-pa0-f43.google.com ([209.85.220.43]:35082 "EHLO mail-pa0-f43.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751938AbbINLHe (ORCPT ); Mon, 14 Sep 2015 07:07:34 -0400 From: Caesar Wang To: heiko@sntech.de, jassisinghbrar@gmail.com Cc: devicetree@vger.kernel.org, wxt@rock-chips.com, robh+dt@kernel.org, galak@codeaurora.org, linux-kernel@vger.kernel.org, ijc+devicetree@hellion.org.uk, linux-rockchip@lists.infradead.org, pawel.moll@arm.com, will.deacon@arm.com, mark.rutland@arm.com, olof@lixom.net, catalin.marinas@arm.com, linux-arm-kernel@lists.infradead.org, frank.wang@rock-chips.com Subject: [PATCH 0/3] mailbox: rockchip: Add mailbox driver for Rockchip platform Date: Mon, 14 Sep 2015 19:06:35 +0800 Message-Id: <1442228798-15191-1-git-send-email-wxt@rock-chips.com> X-Mailer: git-send-email 1.9.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Mailbox is used by the Rockchip CPU cores to communicate requests to MCU processorm. This driver is found on RK3368 SoCs. The Mailbox module is a simple APB peripheral that allows both the Cortex-A53 MCU system to communicate by writing operation to generate interrupt. The registers are accessible by both CPU via APB interface. Tested on RK3368 SDK board. Caesar Wang (3): dt-bindings: Add document of Rockchip mailbox mailbox: rockchip: Add Rockchip mailbox driver ARM64: dts: rk3368: Add mailbox device nodes .../bindings/mailbox/rockchip-mailbox.txt | 33 +++ arch/arm64/boot/dts/rockchip/rk3368.dtsi | 13 + drivers/mailbox/Kconfig | 9 + drivers/mailbox/Makefile | 2 + drivers/mailbox/rockchip-mailbox.c | 317 +++++++++++++++++++++ 5 files changed, 374 insertions(+) create mode 100644 Documentation/devicetree/bindings/mailbox/rockchip-mailbox.txt create mode 100644 drivers/mailbox/rockchip-mailbox.c -- 1.9.1