From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754137AbcIAW7g (ORCPT ); Thu, 1 Sep 2016 18:59:36 -0400 Received: from bear.ext.ti.com ([198.47.19.11]:35079 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754082AbcIAW7e (ORCPT ); Thu, 1 Sep 2016 18:59:34 -0400 From: Suman Anna To: Santosh Shilimkar CC: Russell King , Rob Herring , , , , Tero Kristo , Murali Karicheri , Vitaly Andrianov , Suman Anna Subject: [PATCH 3/5] ARM: dts: keystone-k2e: Add MSM RAM node Date: Thu, 1 Sep 2016 17:58:44 -0500 Message-ID: <20160901225846.31058-4-s-anna@ti.com> X-Mailer: git-send-email 2.9.3 In-Reply-To: <20160901225846.31058-1-s-anna@ti.com> References: <20160901225846.31058-1-s-anna@ti.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add the RAM managed by the Multicire Shared Memory Controller (MSMC) as a mmio-sram node. The Keystone 2 Edison SoC has 2 MB of such memory. Any specific MSM memory range needed by a software module ought to be reserved using an appropriate child node. Signed-off-by: Suman Anna --- arch/arm/boot/dts/keystone-k2e.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm/boot/dts/keystone-k2e.dtsi b/arch/arm/boot/dts/keystone-k2e.dtsi index 9a51b8c88581..48846c36cbed 100644 --- a/arch/arm/boot/dts/keystone-k2e.dtsi +++ b/arch/arm/boot/dts/keystone-k2e.dtsi @@ -46,6 +46,14 @@ soc { /include/ "keystone-k2e-clocks.dtsi" + msm_ram: msmram@0c000000 { + compatible = "mmio-sram"; + reg = <0x0c000000 0x200000>; + ranges = <0x0 0x0c000000 0x200000>; + #address-cells = <1>; + #size-cells = <1>; + }; + usb: usb@2680000 { interrupts = ; dwc3@2690000 { -- 2.9.3