Add bindings for the Peripheral-3 clock and reset generator (PER3CRG) on the JHB100 RISC-V SoC by StarFive Ltd.
Signed-off-by: Changhuang Liang <[email protected]> --- .../clock/starfive,jhb100-per3crg.yaml | 78 +++++++++++++++++++ .../dt-bindings/clock/starfive,jhb100-crg.h | 35 +++++++++ .../dt-bindings/reset/starfive,jhb100-crg.h | 9 +++ 3 files changed, 122 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/starfive,jhb100-per3crg.yaml diff --git a/Documentation/devicetree/bindings/clock/starfive,jhb100-per3crg.yaml b/Documentation/devicetree/bindings/clock/starfive,jhb100-per3crg.yaml new file mode 100644 index 000000000000..5043e97d2f28 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/starfive,jhb100-per3crg.yaml @@ -0,0 +1,78 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/starfive,jhb100-per3crg.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: StarFive JHB100 Peripheral-3 Clock and Reset Generator + +maintainers: + - Changhuang Liang <[email protected]> + +properties: + compatible: + const: starfive,jhb100-per3crg + + reg: + maxItems: 1 + + clocks: + items: + - description: Peripheral-3 600MHz + - description: Peripheral-3 100MHz + - description: Peripheral-3 125MHz + - description: Peripheral-3 GMAC0 RMII Reference clock + - description: Peripheral-3 GMAC1 SGMII TX + - description: Peripheral-3 GMAC1 SGMII RX + - description: Main Oscillator (25 MHz) + + clock-names: + items: + - const: per3_600 + - const: per3_100 + - const: per3_125 + - const: per3_gmac0_rmii_rclki + - const: per3_gmac1_sgmii_tx + - const: per3_gmac1_sgmii_rx + - const: osc + + '#clock-cells': + const: 1 + description: + See <dt-bindings/clock/starfive,jhb100-crg.h> for valid indices. + + '#reset-cells': + const: 1 + description: + See <dt-bindings/reset/starfive-jhb100-crg.h> for valid indices. + +required: + - compatible + - reg + - clocks + - clock-names + - '#clock-cells' + - '#reset-cells' + +additionalProperties: false + +examples: + - | + clock-controller@11c40000 { + compatible = "starfive,jhb100-per3crg"; + reg = <0x11c40000 0x1000>; + clocks = <&sys0crg 65>, + <&sys1crg 18>, + <&sys1crg 19>, + <&per3_gmac0_rmii_rclki>, + <&per3_gmac1_sgmii_tx>, + <&per3_gmac1_sgmii_rx>, + <&osc>; + clock-names = "per3_600", "per3_100", "per3_125", + "per3_gmac0_rmii_rclki", + "per3_gmac1_sgmii_tx", + "per3_gmac1_sgmii_rx", + "osc"; + #clock-cells = <1>; + #reset-cells = <1>; + }; diff --git a/include/dt-bindings/clock/starfive,jhb100-crg.h b/include/dt-bindings/clock/starfive,jhb100-crg.h index 2ab505437118..6b7d53a0391a 100644 --- a/include/dt-bindings/clock/starfive,jhb100-crg.h +++ b/include/dt-bindings/clock/starfive,jhb100-crg.h @@ -504,4 +504,39 @@ #define JHB100_PER2CLK_MAIN_ICG_EN_GMAC2 69 #define JHB100_PER2CLK_MAIN_ICG_EN_GMAC3 70 +/* PER3CRG clocks */ +#define JHB100_PER3CLK_300 0 +#define JHB100_PER3CLK_200 1 +#define JHB100_PER3CLK_GMAC1_PTP_REF 2 +#define JHB100_PER3CLK_GMAC1_TX_125_MUX 3 +#define JHB100_PER3CLK_GMAC1_TX 4 +#define JHB100_PER3CLK_GMAC1_RX_125_MUX 5 +#define JHB100_PER3CLK_GMAC1_RX 6 +#define JHB100_PER3CLK_GMAC0_PTP_REF 7 +#define JHB100_PER3CLK_GMAC0_RMII_PLL 8 +#define JHB100_PER3CLK_GMAC0_RMII_MUX 9 +#define JHB100_PER3CLK_GMAC0_RMII_MUX_DIV2 10 + +#define JHB100_PER3CLK_ETHER0_RMII_CLK_TX_I 17 +#define JHB100_PER3CLK_ETHER0_RMII_CLK_RX_I 18 +#define JHB100_PER3CLK_ETHER0_RMII_CLK_PTP_REF_I 19 +#define JHB100_PER3CLK_ETHER0_RMII_CLK_RMII_I 20 +#define JHB100_PER3CLK_ETHER0_RMII_CLK_CSR_I 21 +#define JHB100_PER3CLK_ETHER0_RMII_ACLK_I 22 +#define JHB100_PER3CLK_GMAC0_RMII_RCLKO 23 +#define JHB100_PER3CLK_ETHER0_SGMII_CLK_TX_I 24 +#define JHB100_PER3CLK_ETHER0_SGMII_CLK_RX_I 25 +#define JHB100_PER3CLK_ETHER0_SGMII_CLK_TX_125_I 26 +#define JHB100_PER3CLK_ETHER0_SGMII_CLK_RX_125_I 27 +#define JHB100_PER3CLK_ETHER0_SGMII_CLK_PTP_REF_I 28 +#define JHB100_PER3CLK_ETHER0_SGMII_CLK_REF_25_I 29 +#define JHB100_PER3CLK_ETHER0_SGMII_CLK_CSR_I 30 +#define JHB100_PER3CLK_ETHER0_SGMII_ACLK_I 31 +#define JHB100_PER3CLK_ETHER0_SGMII_PHY_PCLK_I 32 +#define JHB100_PER3CLK_MAIN_ICG_EN_SENSORS_PERIPH3 33 +#define JHB100_PER3CLK_MAIN_ICG_EN_PECI0 34 +#define JHB100_PER3CLK_MAIN_ICG_EN_PECI1 35 +#define JHB100_PER3CLK_MAIN_ICG_EN_GMAC0 36 +#define JHB100_PER3CLK_MAIN_ICG_EN_GMAC1 37 + #endif /* __DT_BINDINGS_CLOCK_STARFIVE_JHB100_H__ */ diff --git a/include/dt-bindings/reset/starfive,jhb100-crg.h b/include/dt-bindings/reset/starfive,jhb100-crg.h index 102af1042903..4b15e348e92f 100644 --- a/include/dt-bindings/reset/starfive,jhb100-crg.h +++ b/include/dt-bindings/reset/starfive,jhb100-crg.h @@ -181,4 +181,13 @@ #define JHB100_PER2RST_ADC1_IOMUX_PRESETN 14 #define JHB100_PER2RST_MAIN_RSTN_PERIPH2_SENSORS 15 +/* PER3CRG resets */ +#define JHB100_PER3RST_SYSREG_RSTN 0 +#define JHB100_PER3RST_MAIN_RSTN_GMAC0 1 +#define JHB100_PER3RST_MAIN_RSTN_GMAC1 2 +#define JHB100_PER3RST_MAIN_RSTN_PECI0 3 +#define JHB100_PER3RST_MAIN_RSTN_PECI1 4 +#define JHB100_PER3RST_MAIN_RSTN_PERIPH3_SENSORS 5 +#define JHB100_PER3RST_IOMUX_PRESETN 6 + #endif /* __DT_BINDINGS_RESET_STARFIVE_JHB100_CRG_H__ */ -- 2.25.1
