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[209.132.180.67]) by mx.google.com with ESMTP id d65si26299964pgc.330.2019.06.05.09.34.41; Wed, 05 Jun 2019 09:34:41 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of devicetree-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@ti.com header.s=ti-com-17Q1 header.b=HPzfdOOj; spf=pass (google.com: best guess record for domain of devicetree-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=devicetree-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=NONE dis=NONE) header.from=ti.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728573AbfFEQek (ORCPT + 8 others); Wed, 5 Jun 2019 12:34:40 -0400 Received: from fllv0016.ext.ti.com ([198.47.19.142]:58910 "EHLO fllv0016.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728591AbfFEQek (ORCPT ); Wed, 5 Jun 2019 12:34:40 -0400 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id x55GYaLr079087; Wed, 5 Jun 2019 11:34:36 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1559752476; bh=RJ/HyGsxY6DRmkzpCuvHWqeHWUSiKw8sQT8wavtWh6c=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=HPzfdOOjPU+HFlcDtj8yDBpa2+/DyBF2E/BqQcqIkS0daVNz7qVXDh7PndTiFb0jk LKBx4YL3dsH7el6sVJ7mNI/O2HhAXEx4fNv0FIfoEgsht8aJBlQwky3ylNwv43r8pf aApfmAGWN1QuHh8/W/31ZqqGdq68D+NUVE/mpU4w= Received: from DFLE108.ent.ti.com (dfle108.ent.ti.com [10.64.6.29]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x55GYasH019134 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 5 Jun 2019 11:34:36 -0500 Received: from DFLE113.ent.ti.com (10.64.6.34) by DFLE108.ent.ti.com (10.64.6.29) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5; Wed, 5 Jun 2019 11:34:36 -0500 Received: from fllv0040.itg.ti.com (10.64.41.20) by DFLE113.ent.ti.com (10.64.6.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5 via Frontend Transport; Wed, 5 Jun 2019 11:34:35 -0500 Received: from legion.dal.design.ti.com (legion.dal.design.ti.com [128.247.22.53]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id x55GYZmk046187; Wed, 5 Jun 2019 11:34:35 -0500 Received: from localhost (irmo.dhcp.ti.com [128.247.58.153]) by legion.dal.design.ti.com (8.11.7p1+Sun/8.11.7) with ESMTP id x55GYZm10214; Wed, 5 Jun 2019 11:34:35 -0500 (CDT) From: Suman Anna To: Tero Kristo , Nishanth Menon CC: , , Suman Anna Subject: [PATCH 2/4] arm64: dts: ti: k3-am65-mcu: Add the MCU RAM node Date: Wed, 5 Jun 2019 11:34:32 -0500 Message-ID: <20190605163434.23173-3-s-anna@ti.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190605163434.23173-1-s-anna@ti.com> References: <20190605163434.23173-1-s-anna@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add the on-chip SRAM present within the MCU domain as a mmio-sram node. The K3 AM65x SoCs have 512 KB of such memory. Any specific memory range within this RAM needed by a software module ought to be reserved using an appropriate child node. Signed-off-by: Suman Anna --- arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+) -- 2.21.0 diff --git a/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi b/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi index 6f7d2b316ded..afc29eaa2638 100644 --- a/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi @@ -17,6 +17,14 @@ power-domains = <&k3_pds 149>; }; + mcu_ram: sram@41c00000 { + compatible = "mmio-sram"; + reg = <0x00 0x41c00000 0x00 0x80000>; + ranges = <0x0 0x00 0x41c00000 0x80000>; + #address-cells = <1>; + #size-cells = <1>; + }; + mcu_i2c0: i2c@40b00000 { compatible = "ti,am654-i2c", "ti,omap4-i2c"; reg = <0x0 0x40b00000 0x0 0x100>;