linux-kernel - [RFC 01/11] dt-bindings: soc: Add Realtek RTD1195 chip info binding

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Message-Id: <20191103013645.9856-2-afaerber@suse.de>
Date:   Sun,  3 Nov 2019 02:36:35 +0100
From:   Andreas Färber <afaerber@...e.de>
To:     linux-realtek-soc@...ts.infradead.org
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Andreas Färber <afaerber@...e.de>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>, devicetree@...r.kernel.org
Subject: [RFC 01/11] dt-bindings: soc: Add Realtek RTD1195 chip info binding

Define a binding for RTD1195 and later SoCs' chip info registers.
Add the new directory to MAINTAINERS.

Signed-off-by: Andreas Färber <afaerber@...e.de>
---
 Note: The binding gets extended compatibly later for up to three reg entries.
 
 .../bindings/soc/realtek/realtek,rtd1195-chip.yaml | 32 ++++++++++++++++++++++
 MAINTAINERS                                        |  1 +
 2 files changed, 33 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/soc/realtek/realtek,rtd1195-chip.yaml

diff --git a/Documentation/devicetree/bindings/soc/realtek/realtek,rtd1195-chip.yaml b/Documentation/devicetree/bindings/soc/realtek/realtek,rtd1195-chip.yaml
new file mode 100644
index 000000000000..565ad2419553
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/realtek/realtek,rtd1195-chip.yaml
@@ -0,0 +1,32 @@
+# SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/soc/realtek/realtek,rtd1195-chip.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Realtek RTD1195 chip identification
+
+maintainers:
+  - Andreas Färber <afaerber@...e.de>
+
+description: |
+  The Realtek SoCs have some registers to identify the chip and revision.
+
+properties:
+  compatible:
+    const: "realtek,rtd1195-chip"
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+examples:
+  - |
+    chip-info@...1a200 {
+        compatible = "realtek,rtd1195-chip";
+        reg = <0x1801a200 0x8>;
+    };
+...
diff --git a/MAINTAINERS b/MAINTAINERS
index f33adc430230..5c61cf5a44cb 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -2188,6 +2188,7 @@ L:	linux-realtek-soc@...ts.infradead.org (moderated for non-subscribers)
 S:	Maintained
 F:	arch/arm64/boot/dts/realtek/
 F:	Documentation/devicetree/bindings/arm/realtek.yaml
+F:	Documentation/devicetree/bindings/soc/realtek/
 
 ARM/RENESAS ARM64 ARCHITECTURE
 M:	Geert Uytterhoeven <geert+renesas@...der.be>
-- 
2.16.4