From patchwork Mon Mar 2 20:54:38 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eric Anholt X-Patchwork-Id: 445425 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 1F6A0140140 for ; Tue, 3 Mar 2015 08:04:07 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755085AbbCBVD4 (ORCPT ); Mon, 2 Mar 2015 16:03:56 -0500 Received: from gabe.freedesktop.org ([131.252.210.177]:57046 "EHLO gabe.freedesktop.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755130AbbCBVDy (ORCPT ); Mon, 2 Mar 2015 16:03:54 -0500 Received: from annarchy.freedesktop.org (annarchy.freedesktop.org [131.252.210.176]) by gabe.freedesktop.org (Postfix) with ESMTP id C39446E4DD; Mon, 2 Mar 2015 12:54:53 -0800 (PST) Received: from eliezer.anholt.net (annarchy.freedesktop.org [127.0.0.1]) by annarchy.freedesktop.org (Postfix) with ESMTP id B1D4018458; Mon, 2 Mar 2015 12:54:53 -0800 (PST) Received: by eliezer.anholt.net (Postfix, from userid 1000) id DD2BEF00CB8; Mon, 2 Mar 2015 20:54:52 +0000 (GMT) From: Eric Anholt To: linux-arm-kernel@vger.kernel.org Cc: linux-rpi-kernel@lists.infradead.org, Stephen Warren , Lee Jones , devicetree@vger.kernel.org, Jassi Brar , Craig McGeachie , Lubomir Rintel , Eric Anholt Subject: [PATCH 04/10] dt/bindings: Add binding for BCM2835 mailbox power channel driver Date: Mon, 2 Mar 2015 12:54:38 -0800 Message-Id: <1425329684-23968-5-git-send-email-eric@anholt.net> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1425329684-23968-1-git-send-email-eric@anholt.net> References: <1425329684-23968-1-git-send-email-eric@anholt.net> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org I was tempted to have the mailbox power channel support just be in the 2835 mailbox driver itself, but mbox_request_channel() wants its device to have the "mboxes" node, and that appears to be only intended for mailbox clients, not controllers. Signed-off-by: Eric Anholt --- .../bindings/mailbox/brcm,bcm2835-mbox-power.txt | 14 ++++++++++++++ 1 file changed, 14 insertions(+) create mode 100644 Documentation/devicetree/bindings/mailbox/brcm,bcm2835-mbox-power.txt diff --git a/Documentation/devicetree/bindings/mailbox/brcm,bcm2835-mbox-power.txt b/Documentation/devicetree/bindings/mailbox/brcm,bcm2835-mbox-power.txt new file mode 100644 index 0000000..83446ce --- /dev/null +++ b/Documentation/devicetree/bindings/mailbox/brcm,bcm2835-mbox-power.txt @@ -0,0 +1,14 @@ +Broadcom BCM2835 VideoCore mailbox power channel IPC + +Required properties: + +- compatible : Should be "brcm,bcm2835-mbox-power" +- mboxes: Single-entry list which specifies which mailbox controller + and channel is the power channel. + +Example: + +mailbox-power { + compatible = "brcm,bcm2835-mbox-power"; + mboxes = <&mailbox 0> +};