From: Emil Renner Berthing <kernel@xxxxxxxx> Add bindings for the always-on clock and reset generator (AONCRG) on the JH7110 RISC-V SoC by StarFive Ltd. Signed-off-by: Emil Renner Berthing <kernel@xxxxxxxx> Signed-off-by: Hal Feng <hal.feng@xxxxxxxxxxxxxxxx> --- .../clock/starfive,jh7110-aoncrg.yaml | 76 +++++++++++++++++++ 1 file changed, 76 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/starfive,jh7110-aoncrg.yaml diff --git a/Documentation/devicetree/bindings/clock/starfive,jh7110-aoncrg.yaml b/Documentation/devicetree/bindings/clock/starfive,jh7110-aoncrg.yaml new file mode 100644 index 000000000000..afbb205e294f --- /dev/null +++ b/Documentation/devicetree/bindings/clock/starfive,jh7110-aoncrg.yaml @@ -0,0 +1,76 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/starfive,jh7110-aoncrg.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: StarFive JH7110 Always-On Clock and Reset Generator + +maintainers: + - Emil Renner Berthing <kernel@xxxxxxxx> + +properties: + compatible: + const: starfive,jh7110-aoncrg + + reg: + maxItems: 1 + + clocks: + items: + - description: Main Oscillator + - description: RTC clock + - description: RMII reference clock + - description: RGMII RX clock + - description: STG AXI/AHB clock + - description: APB Bus clock + - description: GMAC0 GTX clock + + clock-names: + items: + - const: osc + - const: clk_rtc + - const: gmac0_rmii_refin + - const: gmac0_rgmii_rxin + - const: stg_axiahb + - const: apb_bus_func + - const: gmac0_gtxclk + + '#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: + - | + #include <dt-bindings/clock/starfive-jh7110.h> + + clock-controller@17000000 { + compatible = "starfive,jh7110-aoncrg"; + reg = <0x17000000 0x10000>; + clocks = <&osc>, <&clk_rtc>, + <&gmac0_rmii_refin>, <&gmac0_rgmii_rxin>, + <&syscrg JH7110_SYSCLK_STG_AXIAHB>, + <&syscrg JH7110_SYSCLK_APB_BUS_FUNC>, + <&syscrg JH7110_SYSCLK_GMAC0_GTXCLK>; + clock-names = "osc", "clk_rtc", "gmac0_rmii_refin", + "gmac0_rgmii_rxin", "stg_axiahb", + "apb_bus_func", "gmac0_gtxclk"; + #clock-cells = <1>; + #reset-cells = <1>; + }; -- 2.38.1
