Add bindings for the North-West clock and reset generator (NWCRG) on JH8100 SoC. Signed-off-by: Sia Jee Heng <jeeheng.sia@xxxxxxxxxxxxxxxx> Reviewed-by: Ley Foon Tan <leyfoon.tan@xxxxxxxxxxxxxxxx> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> --- .../bindings/clock/starfive,jh8100-nwcrg.yaml | 119 ++++++++++++++++++ .../dt-bindings/clock/starfive,jh8100-crg.h | 43 +++++++ .../dt-bindings/reset/starfive,jh8100-crg.h | 14 +++ 3 files changed, 176 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/starfive,jh8100-nwcrg.yaml diff --git a/Documentation/devicetree/bindings/clock/starfive,jh8100-nwcrg.yaml b/Documentation/devicetree/bindings/clock/starfive,jh8100-nwcrg.yaml new file mode 100644 index 000000000000..be0f94e64e6a --- /dev/null +++ b/Documentation/devicetree/bindings/clock/starfive,jh8100-nwcrg.yaml @@ -0,0 +1,119 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/starfive,jh8100-nwcrg.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: StarFive JH8100 North-West Clock and Reset Generator + +maintainers: + - Sia Jee Heng <jeeheng.sia@xxxxxxxxxxxxxxxx> + +properties: + compatible: + const: starfive,jh8100-nwcrg + + reg: + maxItems: 1 + + clocks: + items: + - description: Main Oscillator (24 MHz) + - description: APB_BUS clock from SYSCRG + - description: APB_BUS_PER4 clock from SYSCRG + - description: SPI_CORE_100 clock from SYSCRG + - description: ISP_2X clock from SYSCRG + - description: ISP_AXI clock from SYSCRG + - description: VOUT_ROOT0 clock from SYSCRG + - description: VOUT_ROOT1 clock from SYSCRG + - description: VOUT_SCAN_ATS clock from SYSCRG + - description: VOUT_DC_CORE clock from SYSCRG + - description: VOUT_AXI clock from SYSCRG + - description: AXI_400 clock from SYSCRG + - description: AHB0 clock from SYSCRG + - description: PERH_ROOT_PREOSC from SYSCRG + - description: External DVP clock + - description: External ISP DPHY TAP TCK clock + - description: External golbal clock + - description: External VOUT MIPI DPHY TAP TCK + - description: External VOUT eDP TAP TCK + - description: External SPI In2 clock + - description: PLL5 + + clock-names: + items: + - const: osc + - const: apb_bus + - const: apb_bus_per4 + - const: spi_core_100 + - const: isp_2x + - const: isp_axi + - const: vout_root0 + - const: vout_root1 + - const: vout_scan_ats + - const: vout_dc_core + - const: vout_axi + - const: axi_400 + - const: ahb0 + - const: perh_root_preosc + - const: dvp-ext + - const: isp-dphy-tap-tck-ext + - const: glb-ext-clk + - const: vout-mipi-dphy-tap-tck-ext + - const: vout-edp-tap-tck-ext + - const: spi-in2-ext + - const: pll5 + + '#clock-cells': + const: 1 + description: + See <dt-bindings/clock/starfive,jh8100-crg.h> for valid indices. + + '#reset-cells': + const: 1 + description: + See <dt-bindings/reset/starfive,jh8100-crg.h> for valid indices. + +required: + - compatible + - reg + - clocks + - clock-names + - '#clock-cells' + - '#reset-cells' + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/starfive,jh8100-crg.h> + + clock-controller@123c0000 { + compatible = "starfive,jh8100-nwcrg"; + reg = <0x123c0000 0x10000>; + clocks = <&osc>, <&syscrg JH8100_SYSCLK_APB_BUS>, + <&syscrg JH8100_SYSCLK_APB_BUS_PER4>, + <&syscrh JH8100_SYSCLK_SPI_CORE_100>, + <&syscrg JH8100_SYSCLK_ISP_2X>, + <&syscrg JH8100_SYSCLK_ISP_AXI>, + <&syscrg JH8100_SYSCLK_VOUT_ROOT0>, + <&syscrg JH8100_SYSCLK_VOUT_ROOT1>, + <&syscrg JH8100_SYSCLK_VOUT_SCAN_ATS>, + <&syscrg JH8100_SYSCLK_VOUT_DC_CORE>, + <&syscrg JH8100_SYSCLK_VOUT_AXI>, + <&syscrg JH8100_SYSCLK_AXI_400>, + <&syscrg JH8100_SYSCLK_AHB0>, + <&syscrg JH8100_SYSCLK_PERH_ROOT_PREOSC>, + <&dvp_ext>, <&isp_dphy_tap_tck_ext>, + <&glb_ext_clk>, <&vout_mipi_dphy_tap_tck_ext>, + <&vout_edp_tap_tck_ext>, <&spi_in2_ext>, <&pll5>; + clock-names = "osc", "apb_bus", "apb_bus_per4", "spi_core_100", + "isp_2x", "isp_axi", "vout_root0", "vout_root1", + "vout_scan_ats", "vout_dc_core", "vout_axi", + "axi_400", "ahb0", "perh_root_preosc", "dvp-ext", + "isp-dphy-tap-tck-ext", "glb-ext-clk", + "vout-mipi-dphy-tap-tck-ext", "vout-edp-tap-tck-ext", + "spi-in2-ext", "pll5"; + #clock-cells = <1>; + #reset-cells = <1>; + }; diff --git a/include/dt-bindings/clock/starfive,jh8100-crg.h b/include/dt-bindings/clock/starfive,jh8100-crg.h index 611613961e17..626173e14940 100644 --- a/include/dt-bindings/clock/starfive,jh8100-crg.h +++ b/include/dt-bindings/clock/starfive,jh8100-crg.h @@ -119,4 +119,47 @@ #define JH8100_SYSCLK_HD_AUDIO_ICG_EN 107 #define JH8100_SYSCLK_NNE_ICG_EN 108 +/* NWCRG clocks */ +#define JH8100_NWCLK_PLL5_DIV2 0 +#define JH8100_NWCLK_GCLK5 1 +#define JH8100_NWCLK_GPIO_100 2 +#define JH8100_NWCLK_GPIO_50 3 +#define JH8100_NWCLK_GPIO_150 4 +#define JH8100_NWCLK_GPIO_60 5 +#define JH8100_NWCLK_IOMUX_WEST_PCLK 6 +#define JH8100_NWCLK_I2C6_APB 7 +#define JH8100_NWCLK_I2C7_APB 8 +#define JH8100_NWCLK_SPI2_APB 9 +#define JH8100_NWCLK_SPI2_CORE 10 +#define JH8100_NWCLK_SPI2_SCLK_IN 11 +#define JH8100_NWCLK_SMBUS1_APB 12 +#define JH8100_NWCLK_SMBUS1_CORE 13 +#define JH8100_NWCLK_ISP_DVP 14 +#define JH8100_NWCLK_ISP_CORE_2X 15 +#define JH8100_NWCLK_ISP_AXI 16 +#define JH8100_NWCLK_ISP_DPHY_TAP_TCK 17 +#define JH8100_NWCLK_FLEXNOC_ISPSLV 18 +#define JH8100_NWCLK_VOUT_PIX0 19 +#define JH8100_NWCLK_VOUT_PIX1 20 +#define JH8100_NWCLK_VOUT_SCAN_ATS 21 +#define JH8100_NWCLK_VOUT_DC_CORE 22 +#define JH8100_NWCLK_VOUT_APB 23 +#define JH8100_NWCLK_VOUT_DSI 24 +#define JH8100_NWCLK_VOUT_AHB 25 +#define JH8100_NWCLK_VOUT_AXI 26 +#define JH8100_NWCLK_VOUT_MIPI_DPHY_TAP_TCK 27 +#define JH8100_NWCLK_VOUT_EDP_PHY_TAP_TCK 28 +#define JH8100_NWCLK_UART5_CORE_PREOSC 29 +#define JH8100_NWCLK_UART5_APB 30 +#define JH8100_NWCLK_UART5_CORE 31 +#define JH8100_NWCLK_UART6_CORE_PREOSC 32 +#define JH8100_NWCLK_UART6_APB 33 +#define JH8100_NWCLK_UART6_CORE 34 +#define JH8100_NWCLK_SPI2_ICG_EN 35 +#define JH8100_NWCLK_SMBUS1_ICG_EN 36 +#define JH8100_NWCLK_ISP_ICG_EN 37 +#define JH8100_NWCLK_VOUT_ICG_EN 38 +#define JH8100_NWCLK_UART5_ICG_EN 39 +#define JH8100_NWCLK_UART6_ICG_EN 40 + #endif /* __DT_BINDINGS_CLOCK_STARFIVE_JH8100_H__ */ diff --git a/include/dt-bindings/reset/starfive,jh8100-crg.h b/include/dt-bindings/reset/starfive,jh8100-crg.h index c4e2501491ab..b25f6522f3d4 100644 --- a/include/dt-bindings/reset/starfive,jh8100-crg.h +++ b/include/dt-bindings/reset/starfive,jh8100-crg.h @@ -18,4 +18,18 @@ #define JH8100_SYSRST_NNE 6 #define JH8100_SYSRST_HD_AUDIO 7 +/* + * NWCRG resets: assert0 + */ +#define JH8100_NWRST_PRESETN 0 +#define JH8100_NWRST_SYS_IOMUX_W 1 +#define JH8100_NWRST_I2C6 2 +#define JH8100_NWRST_I2C7 3 +#define JH8100_NWRST_SPI2 4 +#define JH8100_NWRST_SMBUS1 5 +#define JH8100_NWRST_UART5 6 +#define JH8100_NWRST_UART6 7 +#define JH8100_NWRST_MERAK0_TVSENSOR 8 +#define JH8100_NWRST_MERAK1_TVSENSOR 9 + #endif /* __DT_BINDINGS_RESET_STARFIVE_JH8100_H__ */ -- 2.34.1
