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[109.252.55.234]) by smtp.gmail.com with ESMTPSA id q26sm4492810ljc.61.2018.02.18.09.02.31 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 18 Feb 2018 09:02:31 -0800 (PST) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter Subject: [PATCH v1 1/2] ARM: dts: tegra30: Add IRAM node Date: Sun, 18 Feb 2018 20:01:45 +0300 Message-Id: <082616811bfc669ec92e74c26d23cc73ac8e77a9.1518973069.git.digetx@gmail.com> X-Mailer: git-send-email 2.16.1 In-Reply-To: References: In-Reply-To: References: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180218_090244_663506_6A621A31 X-CRM114-Status: GOOD ( 12.58 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-tegra@vger.kernel.org, devicetree@vger.kernel.org, Rob Herring , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP IRAM is a static RAM that consists of four contiguous 64 KiB blocks, it is currently used to store CPU resume code, utilized by the video decoder engine and could be used as a general-purpose fast memory. Signed-off-by: Dmitry Osipenko --- arch/arm/boot/dts/tegra30.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm/boot/dts/tegra30.dtsi b/arch/arm/boot/dts/tegra30.dtsi index c3e9f1e847db..1fb0c421a9d8 100644 --- a/arch/arm/boot/dts/tegra30.dtsi +++ b/arch/arm/boot/dts/tegra30.dtsi @@ -11,6 +11,14 @@ compatible = "nvidia,tegra30"; interrupt-parent = <&lic>; + iram@40000000 { + compatible = "mmio-sram"; + reg = <0x40000000 0x40000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x40000000 0x40000>; + }; + pcie@3000 { compatible = "nvidia,tegra30-pcie"; device_type = "pci";