diff mbox

[v5,3/4] ARM: dts: tegra20: Add device tree node to describe IRAM

Message ID 92563f9030ab413ff8f6d5a6b6a5680124ec4d98.1513038011.git.digetx@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Dmitry Osipenko Dec. 12, 2017, 12:26 a.m. UTC 
From: Vladimir Zapolskiy <vz@mleia.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@mleia.com>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
---
 arch/arm/boot/dts/tegra20.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)

Comments

Thierry Reding Dec. 20, 2017, 7:19 p.m. UTC | #1 
On Tue, Dec 12, 2017 at 03:26:09AM +0300, Dmitry Osipenko wrote:
> From: Vladimir Zapolskiy <vz@mleia.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@mleia.com>
> Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
> ---
>  arch/arm/boot/dts/tegra20.dtsi | 8 ++++++++
>  1 file changed, 8 insertions(+)

Applied, thanks.

Thierry
diff mbox

Patch

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@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>;