[PATCH 04/24] dt-bindings: arm: Add ZTE ZX279128S platform descriptions

From: Navid Ghahremani

Date: Sat Oct 10 2026 - 09:00:56 EST


Describe the SoC board compatibility, SRAM used by the parked second CPU
and the SMP enable method.

Assisted-by: LLM
Signed-off-by: Navid Ghahremani <ghahramani.navid@xxxxxxxxx>
---
Documentation/devicetree/bindings/arm/cpus.yaml | 1 +
Documentation/devicetree/bindings/arm/zte.yaml | 8 +++++++-
Documentation/devicetree/bindings/sram/sram.yaml | 1 +
3 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/arm/cpus.yaml b/Documentation/devicetree/bindings/arm/cpus.yaml
index 5be89c5840..25a141f80b 100644
--- a/Documentation/devicetree/bindings/arm/cpus.yaml
+++ b/Documentation/devicetree/bindings/arm/cpus.yaml
@@ -284,6 +284,7 @@ properties:
- ste,dbx500-smp
- ti,am3352
- ti,am4372
+ - zte,zx279128s-smp

cpu-release-addr:
oneOf:
diff --git a/Documentation/devicetree/bindings/arm/zte.yaml b/Documentation/devicetree/bindings/arm/zte.yaml
index f028d2cec7..a1a3742219 100644
--- a/Documentation/devicetree/bindings/arm/zte.yaml
+++ b/Documentation/devicetree/bindings/arm/zte.yaml
@@ -11,7 +11,8 @@ maintainers:

description: |
ARM platforms using SoCs designed by ZTE. Currently this supports devices
- based on the zx297520v3 SoC which is found in LTE routers.
+ based on the zx297520v3 SoC which is found in LTE routers, and on the
+ zx279128s SoC which is found in home gateways.

properties:
$nodename:
@@ -23,4 +24,9 @@ properties:
- dlink,dwr932m
- const: zte,zx297520v3

+ - items:
+ - enum:
+ - zte,zxhn-h3600
+ - const: zte,zx279128s
+
additionalProperties: true
diff --git a/Documentation/devicetree/bindings/sram/sram.yaml b/Documentation/devicetree/bindings/sram/sram.yaml
index b83fc68319..d1389156c1 100644
--- a/Documentation/devicetree/bindings/sram/sram.yaml
+++ b/Documentation/devicetree/bindings/sram/sram.yaml
@@ -104,6 +104,7 @@ patternProperties:
- samsung,exynos4210-sysram-ns
- socionext,milbeaut-smp-sram
- stericsson,u8500-esram
+ - zte,zx279128s-smp-sram

reg:
description:
--
2.55.0