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[v1,05/16] dt-bindings: clock: starfive: Add JH7100 bindings

Message ID 20211012134027.684712-6-kernel@esmil.dk
State New
Headers show
Series Basic StarFive JH7100 RISC-V SoC support | expand

Commit Message

Emil Renner Berthing Oct. 12, 2021, 1:40 p.m. UTC 
From: Geert Uytterhoeven <geert@linux-m68k.org>

Add device tree bindings for the StarFive JH7100 clock generator.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Emil Renner Berthing <kernel@esmil.dk>
---
 .../clock/starfive,jh7100-clkgen.yaml         | 56 +++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/clock/starfive,jh7100-clkgen.yaml
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Patch

diff --git a/Documentation/devicetree/bindings/clock/starfive,jh7100-clkgen.yaml b/Documentation/devicetree/bindings/clock/starfive,jh7100-clkgen.yaml
new file mode 100644
index 000000000000..d19f94984eab
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/starfive,jh7100-clkgen.yaml
@@ -0,0 +1,56 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/starfive,jh7100-clkgen.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: StarFive JH7100 Clock Generator
+
+maintainers:
+  - Geert Uytterhoeven <geert@linux-m68k.org>
+  - Emil Renner Berthing <kernel@esmil.dk>
+
+properties:
+  compatible:
+    const: starfive,jh7100-clkgen
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: Main clock source (25 MHz)
+      - description: Application-specific clock source (12-27 MHz)
+      - description: RMII reference clock (50 MHz)
+      - description: RGMII RX clock (125 MHz)
+
+  clock-names:
+    items:
+      - const: osc_sys
+      - const: osc_aud
+      - const: gmac_rmii_ref
+      - const: gmac_gr_mii_rxclk
+
+  '#clock-cells':
+    const: 1
+    description:
+      See <dt-bindings/clock/starfive-jh7100.h> for valid indices.
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - clock-names
+  - '#clock-cells'
+
+additionalProperties: false
+
+examples:
+  - |
+    clkgen: clock-controller@11800000 {
+            compatible = "starfive,jh7100-clkgen";
+            reg = <0x11800000 0x10000>;
+            clocks = <&osc_sys>, <&osc_aud>, <&gmac_rmii_ref>, <&gmac_gr_mii_rxclk>;
+            clock-names = "osc_sys", "osc_aud", "gmac_rmii_ref", "gmac_gr_mii_rxclk";
+            #clock-cells = <1>;
+    };