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authorSharath Kumar Dasari <sharath.kumar.dasari@xilinx.com>2023-06-05 13:59:51 +0200
committerMichal Simek <michal.simek@amd.com>2023-07-21 09:00:38 +0200
commit85a2d124cdcae616d651a90fca1c3e1e06e0b91b (patch)
tree01b73445922958afc43959f3f249e3f97d28fc2e /arch
parenta24a1a19efca18a837d26a2cb6732ced47c3f071 (diff)
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arm64: zynqmp: Fix the memory node for k26/k24 kria som boards
PMUFW requires top 1MB of the lower DDR memory reserved for its operation, this is missing in k26/k24 sm static dts files because of which U-Boot throws warning messages "efi_free_pool: illegal free" as EFI puts some code to that space which shouldn't happen. 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/57452d16df2d48593de206bebf877d2c2cfe7bf1.1685966389.git.michal.simek@amd.com
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/dts/zynqmp-sm-k26-revA.dts11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm/dts/zynqmp-sm-k26-revA.dts b/arch/arm/dts/zynqmp-sm-k26-revA.dts
index f6ed047..eac0b55 100644
--- a/arch/arm/dts/zynqmp-sm-k26-revA.dts
+++ b/arch/arm/dts/zynqmp-sm-k26-revA.dts
@@ -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;