linux-kernel - [PATCH v4 05/16] dt-bindings: clock: starfive: Add JH7100 bindings

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Message-Id: <20211116150119.2171-6-kernel@esmil.dk>
Date:   Tue, 16 Nov 2021 16:01:08 +0100
From:   Emil Renner Berthing <kernel@...il.dk>
To:     linux-riscv@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-clk@...r.kernel.org, linux-gpio@...r.kernel.org,
        linux-serial@...r.kernel.org
Cc:     Geert Uytterhoeven <geert@...ux-m68k.org>,
        Palmer Dabbelt <palmer@...belt.com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Rob Herring <robh+dt@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Marc Zyngier <maz@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Linus Walleij <linus.walleij@...aro.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Jiri Slaby <jirislaby@...nel.org>,
        Maximilian Luz <luzmaximilian@...il.com>,
        Sagar Kadam <sagar.kadam@...ive.com>,
        Drew Fustini <drew@...gleboard.org>,
        Michael Zhu <michael.zhu@...rfivetech.com>,
        Fu Wei <tekkamanninja@...il.com>,
        Anup Patel <anup.patel@....com>,
        Atish Patra <atish.patra@....com>,
        Matteo Croce <mcroce@...rosoft.com>,
        Arnd Bergmann <arnd@...db.de>, linux-kernel@...r.kernel.org,
        Emil Renner Berthing <kernel@...il.dk>,
        Rob Herring <robh@...nel.org>
Subject: [PATCH v4 05/16] dt-bindings: clock: starfive: Add JH7100 bindings

From: Geert Uytterhoeven <geert@...ux-m68k.org>

Add bindings for the clock generator on the JH7100 RISC-V SoC by
StarFive Ltd. This is a test chip for their upcoming JH7110 SoC.

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

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..12f17b60ecbe
--- /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@...ux-m68k.org>
+  - Emil Renner Berthing <kernel@...il.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:
+  - |
+    clock-controller@...00000 {
+            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>;
+    };
-- 
2.33.1