linux-kernel - [PATCH v5 3/4] ARM: dts: tegra20: Add device tree node to describe IRAM

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <92563f9030ab413ff8f6d5a6b6a5680124ec4d98.1513038011.git.digetx@gmail.com>
Date:   Tue, 12 Dec 2017 03:26:09 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Stephen Warren <swarren@...dotorg.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Hans Verkuil <hverkuil@...all.nl>,
        Vladimir Zapolskiy <vz@...ia.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Dan Carpenter <dan.carpenter@...cle.com>,
        linux-media@...r.kernel.org, devel@...verdev.osuosl.org,
        devicetree@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v5 3/4] ARM: dts: tegra20: Add device tree node to describe IRAM

From: Vladimir Zapolskiy <vz@...ia.com>

All Tegra20 SoCs contain 256KiB IRAM, which is used to store
resume code and by a video decoder engine.

Signed-off-by: Vladimir Zapolskiy <vz@...ia.com>
Signed-off-by: Dmitry Osipenko <digetx@...il.com>
---
 arch/arm/boot/dts/tegra20.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi
index 914f59166a99..36909df653c3 100644
--- a/arch/arm/boot/dts/tegra20.dtsi
+++ b/arch/arm/boot/dts/tegra20.dtsi
@@ -10,6 +10,14 @@
 	compatible = "nvidia,tegra20";
 	interrupt-parent = <&lic>;
 
+	iram@...00000 {
+		compatible = "mmio-sram";
+		reg = <0x40000000 0x40000>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges = <0 0x40000000 0x40000>;
+	};
+
 	host1x@...00000 {
 		compatible = "nvidia,tegra20-host1x", "simple-bus";
 		reg = <0x50000000 0x00024000>;
-- 
2.15.1