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[v2,02/20] dt-bindings: bus: Add MIPS CDMM controller

Message ID 20200506174238.15385-3-Sergey.Semin@baikalelectronics.ru
State Accepted
Commit c9a56aa972f7c89b6e70e41cd04f4cadc5cc51d7
Headers show
Series mips: Prepare MIPS-arch code for Baikal-T1 SoC support | expand

Commit Message

Serge Semin May 6, 2020, 5:42 p.m. UTC 
From: Serge Semin <Sergey.Semin@baikalelectronics.ru>

It's a Common Device Memory Map controller embedded into the MIPS IP
cores, which dts node is supposed to have compatible and reg properties.

Signed-off-by: Serge Semin <Sergey.Semin@baikalelectronics.ru>
Cc: Alexey Malahov <Alexey.Malahov@baikalelectronics.ru>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Paul Burton <paulburton@kernel.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: linux-mips@vger.kernel.org
Cc: linux-pm@vger.kernel.org

---

Changelog v2:
- Lowercase the example hex'es.
---
 .../bindings/bus/mti,mips-cdmm.yaml           | 35 +++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/bus/mti,mips-cdmm.yaml
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Patch

diff --git a/Documentation/devicetree/bindings/bus/mti,mips-cdmm.yaml b/Documentation/devicetree/bindings/bus/mti,mips-cdmm.yaml
new file mode 100644
index 000000000000..d28d65ae57b2
--- /dev/null
+++ b/Documentation/devicetree/bindings/bus/mti,mips-cdmm.yaml
@@ -0,0 +1,35 @@ 
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/bus/mti,mips-cdmm.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MIPS Common Device Memory Map
+
+description: |
+  Defines a location of the MIPS Common Device Memory Map registers.
+
+maintainers:
+  - James Hogan <jhogan@kernel.org>
+
+properties:
+  compatible:
+    const: mti,mips-cdmm
+
+  reg:
+    description: |
+      Base address and size of an unoccupied memory region, which will be
+      used to map the MIPS CDMM registers block.
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+examples:
+  - |
+    cdmm@1bde8000 {
+      compatible = "mti,mips-cdmm";
+      reg = <0 0x1bde8000 0 0x8000>;
+    };
+...