From: Dmitry Osipenko <digetx@gmail.com>
To: Thierry Reding <thierry.reding@gmail.com>,
Jonathan Hunter <jonathanh@nvidia.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Rob Herring <robh+dt@kernel.org>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Stephen Warren <swarren@wwwdotorg.org>,
Vladimir Zapolskiy <vz@mleia.com>
Cc: Dan Carpenter <dan.carpenter@oracle.com>,
linux-media@vger.kernel.org, linux-tegra@vger.kernel.org,
devel@driverdev.osuosl.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH v4 1/5] ARM: tegra: Add device tree node to describe IRAM
Date: Fri, 20 Oct 2017 00:34:21 +0300 [thread overview]
Message-ID: <8ce696bc2b4b1808f6c7f7a967a3dacd954d2a4e.1508448293.git.digetx@gmail.com> (raw)
In-Reply-To: <cover.1508448293.git.digetx@gmail.com>
In-Reply-To: <cover.1508448293.git.digetx@gmail.com>
From: Vladimir Zapolskiy <vz@mleia.com>
All Tegra SoCs contain 256KiB IRAM, which is used to store CPU resume code
and by hardware engines like a video decoder.
Signed-off-by: Vladimir Zapolskiy <vz@mleia.com>
---
arch/arm/boot/dts/tegra114.dtsi | 8 ++++++++
arch/arm/boot/dts/tegra124.dtsi | 8 ++++++++
arch/arm/boot/dts/tegra20.dtsi | 8 ++++++++
arch/arm/boot/dts/tegra30.dtsi | 8 ++++++++
4 files changed, 32 insertions(+)
diff --git a/arch/arm/boot/dts/tegra114.dtsi b/arch/arm/boot/dts/tegra114.dtsi
index 8932ea3afd5f..13f6087790c8 100644
--- a/arch/arm/boot/dts/tegra114.dtsi
+++ b/arch/arm/boot/dts/tegra114.dtsi
@@ -10,6 +10,14 @@
compatible = "nvidia,tegra114";
interrupt-parent = <&lic>;
+ iram@40000000 {
+ compatible = "mmio-sram";
+ reg = <0x40000000 0x40000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0 0x40000000 0x40000>;
+ };
+
host1x@50000000 {
compatible = "nvidia,tegra114-host1x", "simple-bus";
reg = <0x50000000 0x00028000>;
diff --git a/arch/arm/boot/dts/tegra124.dtsi b/arch/arm/boot/dts/tegra124.dtsi
index 8baf00b89efb..a3585ed82646 100644
--- a/arch/arm/boot/dts/tegra124.dtsi
+++ b/arch/arm/boot/dts/tegra124.dtsi
@@ -14,6 +14,14 @@
#address-cells = <2>;
#size-cells = <2>;
+ iram@40000000 {
+ compatible = "mmio-sram";
+ reg = <0x0 0x40000000 0x0 0x40000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0 0x0 0x40000000 0x40000>;
+ };
+
pcie@1003000 {
compatible = "nvidia,tegra124-pcie";
device_type = "pci";
diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi
index 7c85f97f72ea..aaf32f96f1e8 100644
--- a/arch/arm/boot/dts/tegra20.dtsi
+++ b/arch/arm/boot/dts/tegra20.dtsi
@@ -9,6 +9,14 @@
compatible = "nvidia,tegra20";
interrupt-parent = <&lic>;
+ iram@40000000 {
+ compatible = "mmio-sram";
+ reg = <0x40000000 0x40000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0 0x40000000 0x40000>;
+ };
+
host1x@50000000 {
compatible = "nvidia,tegra20-host1x", "simple-bus";
reg = <0x50000000 0x00024000>;
diff --git a/arch/arm/boot/dts/tegra30.dtsi b/arch/arm/boot/dts/tegra30.dtsi
index 13960fda7471..3b447c64bf69 100644
--- a/arch/arm/boot/dts/tegra30.dtsi
+++ b/arch/arm/boot/dts/tegra30.dtsi
@@ -10,6 +10,14 @@
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";
--
2.14.2
next prev parent reply other threads:[~2017-10-19 21:39 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-19 21:34 [PATCH v4 0/5] NVIDIA Tegra20 video decoder driver Dmitry Osipenko
2017-10-19 21:34 ` Dmitry Osipenko [this message]
2017-11-11 14:18 ` [PATCH v4 1/5] ARM: tegra: Add device tree node to describe IRAM Vladimir Zapolskiy
2017-11-12 16:28 ` Dmitry Osipenko
2017-10-19 21:34 ` [PATCH v4 2/5] media: dt: bindings: Add binding for NVIDIA Tegra Video Decoder Engine Dmitry Osipenko
2017-10-27 1:01 ` Rob Herring
2017-11-11 14:21 ` Vladimir Zapolskiy
2017-11-12 16:19 ` Dmitry Osipenko
2017-10-19 21:34 ` [PATCH v4 3/5] staging: Introduce NVIDIA Tegra video decoder driver Dmitry Osipenko
2017-11-11 14:06 ` Vladimir Zapolskiy
2017-11-12 16:17 ` Dmitry Osipenko
2017-11-13 8:16 ` Dan Carpenter
2017-12-04 14:04 ` Hans Verkuil
2017-12-05 12:17 ` Dmitry Osipenko
2017-12-05 13:03 ` Hans Verkuil
2017-12-10 18:56 ` Dmitry Osipenko
2017-12-10 19:29 ` Nicolas Dufresne
2017-12-11 0:12 ` Dmitry Osipenko
2017-12-12 12:54 ` Hans Verkuil
2017-10-19 21:34 ` [PATCH v4 4/5] ARM: dts: tegra20: Add video decoder node Dmitry Osipenko
2017-10-19 21:34 ` [PATCH v4 5/5] ARM: defconfig: tegra: Enable Video Decoder driver Dmitry Osipenko
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