shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-08 03:40:35 +09:00
Code Issues Packages Projects Releases Wiki Activity

arm64: zynqmp: Add memory reserved node for k26 Kria SOM board

Browse Source 
PMUFW (Power Management Unit firmware) requires top 1MB of the lower DDR
memory reserved for its operation, this is missing in k26 SM static dts
file. Bootloader or kernel shouldn't access this location.

Signed-off-by: Sharath Kumar Dasari <sharath.kumar.dasari@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/8ddc7fb4bf40faead7a015ad7e095f3f7d2ec191.1686555698.git.michal.simek@amd.com
This commit is contained in:
Sharath Kumar Dasari
2023-06-12 09:41:45 +02:00
committed by Michal Simek
parent 233e6e9dbe
commit 0dffb878ea
1 changed files with 11 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
arch/arm64/boot/dts/xilinx/zynqmp-sm-k26-revA.dts
View File

@@ -50,6 +50,17 @@
reg = <0x0 0x0 0x0 0x80000000>, <0x8 0x00000000 0x0 0x80000000>;
};
reserved-memory {
#address-cells = <2>;
#size-cells = <2>;
ranges;
pmu_region: pmu@7ff00000 {
reg = <0x0 0x7ff00000 0x0 0x100000>;
no-map;
};
};
gpio-keys {
compatible = "gpio-keys";
autorepeat;