From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754205AbbJ0Hcd (ORCPT ); Tue, 27 Oct 2015 03:32:33 -0400 Received: from mail-pa0-f66.google.com ([209.85.220.66]:33720 "EHLO mail-pa0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754183AbbJ0Hcc (ORCPT ); Tue, 27 Oct 2015 03:32:32 -0400 From: Caesar Wang To: Heiko Stuebner , Jassi Brar Cc: frank.wang@rock-chips.com, linux-rockchip@lists.infradead.org, Caesar Wang , devicetree@vger.kernel.org, Kumar Gala , linux-kernel@vger.kernel.org, Ian Campbell , Rob Herring , Pawel Moll , Mark Rutland , linux-arm-kernel@lists.infradead.org Subject: [PATCH v1 1/3] dt-bindings: rockchip-mailbox: Add mailbox controller document on Rockchip SoCs Date: Tue, 27 Oct 2015 15:31:44 +0800 Message-Id: <1445931106-683-2-git-send-email-wxt@rock-chips.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1445931106-683-1-git-send-email-wxt@rock-chips.com> References: <1445931106-683-1-git-send-email-wxt@rock-chips.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This add the necessary binding documentation for mailbox found on RK3368 SoC. Signed-off-by: Caesar Wang --- Changes in v1: - PATCH[1/3] doc: - As the Rob Herring comments, s/share/shared/ and specify the value of #mbox-cells. - Move the shared memory in mailbox, let's move the property the client driver in the future. .../bindings/mailbox/rockchip-mailbox.txt | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 Documentation/devicetree/bindings/mailbox/rockchip-mailbox.txt diff --git a/Documentation/devicetree/bindings/mailbox/rockchip-mailbox.txt b/Documentation/devicetree/bindings/mailbox/rockchip-mailbox.txt new file mode 100644 index 0000000..b6bb84a --- /dev/null +++ b/Documentation/devicetree/bindings/mailbox/rockchip-mailbox.txt @@ -0,0 +1,32 @@ +Rockchip mailbox + +The Rockchip mailbox is used by the Rockchip CPU cores to communicate +requests to MCU processor. + +Refer to ./mailbox.txt for generic information about mailbox device-tree +bindings. + +Required properties: + + - compatible: should be one of the following. + - "rockchip,rk3368-mbox" for rk3368 + - reg: physical base address of the controller and length of memory mapped + region. + - interrupts: The interrupt number to the cpu. The interrupt specifier format + depends on the interrupt controller. + - #mbox-cells: Common mailbox binding property to identify the number + of cells required for the mailbox specifier. Should be 1 + +Example: +-------- + +/* RK3368 */ +mbox: mbox@ff6b0000 { + compatible = "rockchip,rk3368-mailbox"; + reg = <0x0 0xff6b0000 0x0 0x1000>, + interrupts = , + , + , + ; + #mbox-cells = <1>; +}; -- 1.9.1