From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1163103AbdAFWhJ (ORCPT ); Fri, 6 Jan 2017 17:37:09 -0500 Received: from lelnx193.ext.ti.com ([198.47.27.77]:13384 "EHLO lelnx193.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S939677AbdAFV6S (ORCPT ); Fri, 6 Jan 2017 16:58:18 -0500 From: Suman Anna To: Santosh Shilimkar CC: Russell King , Rob Herring , , , , Tero Kristo , Murali Karicheri , Vitaly Andrianov , Suman Anna Subject: [PATCH v2 1/9] ARM: dts: keystone-k2hk: Add MSM RAM node Date: Fri, 6 Jan 2017 15:57:25 -0600 Message-ID: <20170106215733.41637-2-s-anna@ti.com> X-Mailer: git-send-email 2.10.2 In-Reply-To: <20170106215733.41637-1-s-anna@ti.com> References: <20170106215733.41637-1-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 Multicore Shared Memory Controller (MSMC) as a mmio-sram node. The 66AK2H SoCs have 6 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 --- v2: No code changes, SoC name in commit message corrected to use 66AK2H arch/arm/boot/dts/keystone-k2hk.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm/boot/dts/keystone-k2hk.dtsi b/arch/arm/boot/dts/keystone-k2hk.dtsi index 8f67fa8df936..39e88d815235 100644 --- a/arch/arm/boot/dts/keystone-k2hk.dtsi +++ b/arch/arm/boot/dts/keystone-k2hk.dtsi @@ -46,6 +46,14 @@ soc { /include/ "keystone-k2hk-clocks.dtsi" + msm_ram: msmram@0c000000 { + compatible = "mmio-sram"; + reg = <0x0c000000 0x600000>; + ranges = <0x0 0x0c000000 0x600000>; + #address-cells = <1>; + #size-cells = <1>; + }; + dspgpio0: keystone_dsp_gpio@02620240 { compatible = "ti,keystone-dsp-gpio"; gpio-controller; -- 2.10.2