From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nishanth Menon Subject: [PATCH] ARM: dts: keystone-k2g: Add Message Manager node Date: Fri, 19 Aug 2016 15:47:48 -0500 Message-ID: <20160819204748.21529-1-nm@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Santosh Shilimkar Cc: Nishanth Menon , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org Introduce the message manager node for the A15 queues on which Linux runs. The Message Manager is primarily used for communication with Power Management controller on K2G. Signed-off-by: Nishanth Menon --- based on: v4.8-rc1 Bootlog: http://pastebin.ubuntu.com/23071446/ (with CONFIG_MAILBOX, CONFIG_TI_MESSAGE_MANAGER enabled on top of keystone_defconfig) Binding: Documentation/devicetree/bindings/mailbox/ti,message-manager.txt SoC Datasheet and relevant documentation: http://www.ti.com/product/66ak2g02 Communication Protocol: http://processors.wiki.ti.com/index.php/TISCI arch/arm/boot/dts/keystone-k2g.dtsi | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm/boot/dts/keystone-k2g.dtsi b/arch/arm/boot/dts/keystone-k2g.dtsi index 3372615b885c..25f5aaa05197 100644 --- a/arch/arm/boot/dts/keystone-k2g.dtsi +++ b/arch/arm/boot/dts/keystone-k2g.dtsi @@ -93,5 +93,17 @@ clock-frequency = <200000000>; status = "disabled"; }; + + msgmgr: msgmgr@02a00000 { + compatible = "ti,k2g-message-manager"; + #mbox-cells = <2>; + reg-names = "queue_proxy_region", + "queue_state_debug_region"; + reg = <0x02a00000 0x400000>, <0x028c3400 0x400>; + interrupt-names = "rx_005", + "rx_057"; + interrupts = , + ; + }; }; }; -- 2.9.1.200.gb1ec08f