Thread (32 messages) 32 messages, 6 authors, 2022-09-05
STALE1394d REVIEWED: 1 (0M)
Revisions (7)
  1. v1 [diff vs current]
  2. v1 [diff vs current]
  3. v2 [diff vs current]
  4. v3 current
  5. v4 [diff vs current]
  6. v7 [diff vs current]
  7. v4 [diff vs current]

[PATCH v3 10/19] dt-bindings: clock: rockchip: Document RV1126 CRU

From: Jagan Teki <jagan@edgeble.ai>
Date: 2022-08-18 12:42:23
Also in: linux-arm-kernel, linux-clk, linux-rockchip
Subsystem: common clk framework, open firmware and flattened device tree bindings, the rest · Maintainers: Michael Turquette, Stephen Boyd, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds

Document dt-bindings for Rockchip RV1126 clock controller.

Cc: linux-clk@vger.kernel.org
Cc: Michael Turquette <mturquette@baylibre.com>
Cc: Stephen Boyd <sboyd@kernel.org>
Reviewed-by: Krzysztof Kozlowski <redacted>
Signed-off-by: Jagan Teki <jagan@edgeble.ai>
---
Changes for v3:
- none
Changes for v2:
- fixed title
- remove '|' in description
- add one example

 .../bindings/clock/rockchip,rv1126-cru.yaml   | 62 +++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/clock/rockchip,rv1126-cru.yaml
diff --git a/Documentation/devicetree/bindings/clock/rockchip,rv1126-cru.yaml b/Documentation/devicetree/bindings/clock/rockchip,rv1126-cru.yaml
new file mode 100644
index 000000000000..0998f8b922bd
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/rockchip,rv1126-cru.yaml
@@ -0,0 +1,62 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/rockchip,rv1126-cru.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Rockchip RV1126 Clock and Reset Unit
+
+maintainers:
+  - Jagan Teki <jagan@edgeble.ai>
+  - Finley Xiao <finley.xiao@rock-chips.com>
+  - Heiko Stuebner <heiko@sntech.de>
+
+description:
+  The RV1126 clock controller generates the clock and also implements a
+  reset controller for SoC peripherals.
+
+properties:
+  compatible:
+    enum:
+      - rockchip,rv1126-cru
+      - rockchip,rv1126-pmucru
+
+  reg:
+    maxItems: 1
+
+  "#clock-cells":
+    const: 1
+
+  "#reset-cells":
+    const: 1
+
+  clocks:
+    maxItems: 1
+
+  clock-names:
+    const: xin24m
+
+  rockchip,grf:
+    $ref: /schemas/types.yaml#/definitions/phandle
+    description:
+      Phandle to the syscon managing the "general register files" (GRF),
+      if missing pll rates are not changeable, due to the missing pll
+      lock status.
+
+required:
+  - compatible
+  - reg
+  - "#clock-cells"
+  - "#reset-cells"
+
+additionalProperties: false
+
+examples:
+  - |
+    cru: clock-controller@ff490000 {
+      compatible = "rockchip,rv1126-cru";
+      reg = <0xff490000 0x1000>;
+      rockchip,grf = <&grf>;
+      #clock-cells = <1>;
+      #reset-cells = <1>;
+    };
-- 
2.25.1
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