dt-bindings: clock: Add StarFive JH7110 system clock and reset generator

Add bindings for the system clock and reset generator (SYSCRG) on the
JH7110 RISC-V SoC by StarFive Ltd.

Signed-off-by: Emil Renner Berthing <kernel@esmil.dk>
Signed-off-by: Hal Feng <hal.feng@starfivetech.com>

diff --git a/Documentation/devicetree/bindings/clock/starfive,jh7110-syscrg.yaml b/Documentation/devicetree/bindings/clock/starfive,jh7110-syscrg.yaml
new file mode 100644 (file)
index 0000000..a8cafbc
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/starfive,jh7110-syscrg.yaml
@@ -0,0 +1,80 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/starfive,jh7110-syscrg.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: StarFive JH7110 System Clock and Reset Generator
+
+maintainers:
+  - Emil Renner Berthing <kernel@esmil.dk>
+
+properties:
+  compatible:
+    const: starfive,jh7110-syscrg
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: Main Oscillator (24 MHz)
+      - description: RMII reference clock
+      - description: RGMII RX clock
+      - description: I2S TX bit clock
+      - description: I2S TX left/right clock
+      - description: I2S RX bit clock
+      - description: I2S RX left/right clock
+      - description: TDM
+      - description: mclk
+
+  clock-names:
+    items:
+      - const: osc
+      - const: gmac1_rmii_refin
+      - const: gmac1_rgmii_rxin
+      - const: i2stx_bclk_ext
+      - const: i2stx_lrck_ext
+      - const: i2srx_bclk_ext
+      - const: i2srx_lrck_ext
+      - const: tdm_ext
+      - const: mclk_ext
+
+  '#clock-cells':
+    const: 1
+    description:
+      See <dt-bindings/clock/starfive-jh7110.h> for valid indices.
+
+  '#reset-cells':
+    const: 1
+    description:
+      See <dt-bindings/reset/starfive-jh7110.h> for valid indices.
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - clock-names
+  - '#clock-cells'
+  - '#reset-cells'
+
+additionalProperties: false
+
+examples:
+  - |
+    clock-controller@13020000 {
+        compatible = "starfive,jh7110-syscrg";
+        reg = <0x13020000 0x10000>;
+        clocks = <&osc>, <&gmac1_rmii_refin>,
+                 <&gmac1_rgmii_rxin>,
+                 <&i2stx_bclk_ext>, <&i2stx_lrck_ext>,
+                 <&i2srx_bclk_ext>, <&i2srx_lrck_ext>,
+                 <&tdm_ext>, <&mclk_ext>;
+        clock-names = "osc", "gmac1_rmii_refin",
+                      "gmac1_rgmii_rxin",
+                      "i2stx_bclk_ext", "i2stx_lrck_ext",
+                      "i2srx_bclk_ext", "i2srx_lrck_ext",
+                      "tdm_ext", "mclk_ext";
+        #clock-cells = <1>;
+        #reset-cells = <1>;
+    };

diff --git a/MAINTAINERS b/MAINTAINERS
index babdf73e4ed914ddcd2d3c711844aa42b04af647..959bf8afe9aa310d2a372245845348c93f9e4520 100644 (file)
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -19638,7 +19638,7 @@ STARFIVE CLOCK DRIVERS
 M:     Emil Renner Berthing <kernel@esmil.dk>
 M:     Hal Feng <hal.feng@starfivetech.com>
 S:     Maintained
-F:     Documentation/devicetree/bindings/clock/starfive,jh7100-*.yaml
+F:     Documentation/devicetree/bindings/clock/starfive*
 F:     drivers/clk/starfive/
 F:     include/dt-bindings/clock/starfive*