[PATCH v1 1/2] ARM: dts: tegra30: Add IRAM node

From: Dmitry Osipenko
Date: Sun Feb 18 2018 - 12:03:05 EST


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 <digetx@xxxxxxxxx>
---
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";
--
2.16.1