[PATCH v4 1/2] dt-bindings: soc: ti: add binding for k3 platforms chipid module

Grygorii Strashko
2020-05-12T12:35:18Z

Add DT binding for Texas Instruments K3 Multicore SoC platforms chipid
module which is represented by CTRLMMR_xxx_JTAGID register and contains
information about SoC id and revision.

Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Reviewed-by: Lokesh Vutla <lokeshvutla@ti.com>
Reviewed-by: Tero Kristo <t-kristo@ti.com>
---
.../bindings/soc/ti/k3-socinfo.yaml | 40 +++++++++++++++++++
1 file changed, 40 insertions(+)
create mode 100644 Documentation/devicetree/bindings/soc/ti/k3-socinfo.yaml

diff --git a/Documentation/devicetree/bindings/soc/ti/k3-socinfo.yaml b/Documentation/devicetree/bindings/soc/ti/k3-socinfo.yaml
new file mode 100644
index 000000000000..a1a8423b2e2e
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/ti/k3-socinfo.yaml
@@ -0,0 +1,40 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/soc/ti/k3-socinfo.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Texas Instruments K3 Multicore SoC platforms chipid module
+
+maintainers:
+ - Tero Kristo <t-kristo@ti.com>
+ - Nishanth Menon <nm@ti.com>
+
+description: |
+ Texas Instruments (ARM64) K3 Multicore SoC platforms chipid module is
+ represented by CTRLMMR_xxx_JTAGID register which contains information about
+ SoC id and revision.
+
+properties:
+ $nodename:
+ pattern: "^chipid@[0-9a-f]+$"
+
+ compatible:
+ items:
+ - const: ti,am654-chipid
+
+ reg:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ chipid@43000014 {
+ compatible = "ti,am654-chipid";
+ reg = <0x43000014 0x4>;
+ };
--
2.17.1