From: Anson Huang <Anson.Huang@xxxxxxx> Add the clock binding doc for i.MX8MN. Signed-off-by: Anson Huang <Anson.Huang@xxxxxxx> Reviewed-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxx> --- Changes since V4: - remove unnecessary reference statement for common clock binding; - move the description about clock cell to clock-cells node. --- .../devicetree/bindings/clock/imx8mn-clock.yaml | 112 +++++++++++ include/dt-bindings/clock/imx8mn-clock.h | 215 +++++++++++++++++++++ 2 files changed, 327 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/imx8mn-clock.yaml create mode 100644 include/dt-bindings/clock/imx8mn-clock.h diff --git a/Documentation/devicetree/bindings/clock/imx8mn-clock.yaml b/Documentation/devicetree/bindings/clock/imx8mn-clock.yaml new file mode 100644 index 0000000..454c5b4 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/imx8mn-clock.yaml @@ -0,0 +1,112 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/bindings/clock/imx8mn-clock.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP i.MX8M Nano Clock Control Module Binding + +maintainers: + - Anson Huang <Anson.Huang@xxxxxxx> + +description: | + NXP i.MX8M Nano clock control module is an integrated clock controller, which + generates and supplies to all modules. + +properties: + compatible: + const: fsl,imx8mn-ccm + + reg: + maxItems: 1 + + clocks: + items: + - description: 32k osc + - description: 24m osc + - description: ext1 clock input + - description: ext2 clock input + - description: ext3 clock input + - description: ext4 clock input + + clock-names: + items: + - const: osc_32k + - const: osc_24m + - const: clk_ext1 + - const: clk_ext2 + - const: clk_ext3 + - const: clk_ext4 + + '#clock-cells': + const: 1 + description: | + The clock consumer should specify the desired clock by having the clock + ID in its "clocks" phandle cell. See include/dt-bindings/clock/imx8mn-clock.h + for the full list of i.MX8M Nano clock IDs. + +required: + - compatible + - reg + - clocks + - clock-names + - '#clock-cells' + +examples: + # Clock Control Module node: + - | + clk: clock-controller@30380000 { + compatible = "fsl,imx8mn-ccm"; + reg = <0x0 0x30380000 0x0 0x10000>; + #clock-cells = <1>; + clocks = <&osc_32k>, <&osc_24m>, <&clk_ext1>, + <&clk_ext2>, <&clk_ext3>, <&clk_ext4>; + clock-names = "osc_32k", "osc_24m", "clk_ext1", + "clk_ext2", "clk_ext3", "clk_ext4"; + }; + + # Required external clocks for Clock Control Module node: + - | + osc_32k: clock-osc-32k { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <32768>; + clock-output-names = "osc_32k"; + }; + + osc_24m: clock-osc-24m { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <24000000>; + clock-output-names = "osc_24m"; + }; + + clk_ext1: clock-ext1 { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <133000000>; + clock-output-names = "clk_ext1"; + }; + + clk_ext2: clock-ext2 { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <133000000>; + clock-output-names = "clk_ext2"; + }; + + clk_ext3: clock-ext3 { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <133000000>; + clock-output-names = "clk_ext3"; + }; + + clk_ext4: clock-ext4 { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency= <133000000>; + clock-output-names = "clk_ext4"; + }; + +... diff --git a/include/dt-bindings/clock/imx8mn-clock.h b/include/dt-bindings/clock/imx8mn-clock.h new file mode 100644 index 0000000..5255b1c --- /dev/null +++ b/include/dt-bindings/clock/imx8mn-clock.h @@ -0,0 +1,215 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright 2018-2019 NXP + */ + +#ifndef __DT_BINDINGS_CLOCK_IMX8MN_H +#define __DT_BINDINGS_CLOCK_IMX8MN_H + +#define IMX8MN_CLK_DUMMY 0 +#define IMX8MN_CLK_32K 1 +#define IMX8MN_CLK_24M 2 +#define IMX8MN_OSC_HDMI_CLK 3 +#define IMX8MN_CLK_EXT1 4 +#define IMX8MN_CLK_EXT2 5 +#define IMX8MN_CLK_EXT3 6 +#define IMX8MN_CLK_EXT4 7 +#define IMX8MN_AUDIO_PLL1_REF_SEL 8 +#define IMX8MN_AUDIO_PLL2_REF_SEL 9 +#define IMX8MN_VIDEO_PLL1_REF_SEL 10 +#define IMX8MN_DRAM_PLL_REF_SEL 11 +#define IMX8MN_GPU_PLL_REF_SEL 12 +#define IMX8MN_VPU_PLL_REF_SEL 13 +#define IMX8MN_ARM_PLL_REF_SEL 14 +#define IMX8MN_SYS_PLL1_REF_SEL 15 +#define IMX8MN_SYS_PLL2_REF_SEL 16 +#define IMX8MN_SYS_PLL3_REF_SEL 17 +#define IMX8MN_AUDIO_PLL1 18 +#define IMX8MN_AUDIO_PLL2 19 +#define IMX8MN_VIDEO_PLL1 20 +#define IMX8MN_DRAM_PLL 21 +#define IMX8MN_GPU_PLL 22 +#define IMX8MN_VPU_PLL 23 +#define IMX8MN_ARM_PLL 24 +#define IMX8MN_SYS_PLL1 25 +#define IMX8MN_SYS_PLL2 26 +#define IMX8MN_SYS_PLL3 27 +#define IMX8MN_AUDIO_PLL1_BYPASS 28 +#define IMX8MN_AUDIO_PLL2_BYPASS 29 +#define IMX8MN_VIDEO_PLL1_BYPASS 30 +#define IMX8MN_DRAM_PLL_BYPASS 31 +#define IMX8MN_GPU_PLL_BYPASS 32 +#define IMX8MN_VPU_PLL_BYPASS 33 +#define IMX8MN_ARM_PLL_BYPASS 34 +#define IMX8MN_SYS_PLL1_BYPASS 35 +#define IMX8MN_SYS_PLL2_BYPASS 36 +#define IMX8MN_SYS_PLL3_BYPASS 37 +#define IMX8MN_AUDIO_PLL1_OUT 38 +#define IMX8MN_AUDIO_PLL2_OUT 39 +#define IMX8MN_VIDEO_PLL1_OUT 40 +#define IMX8MN_DRAM_PLL_OUT 41 +#define IMX8MN_GPU_PLL_OUT 42 +#define IMX8MN_VPU_PLL_OUT 43 +#define IMX8MN_ARM_PLL_OUT 44 +#define IMX8MN_SYS_PLL1_OUT 45 +#define IMX8MN_SYS_PLL2_OUT 46 +#define IMX8MN_SYS_PLL3_OUT 47 +#define IMX8MN_SYS_PLL1_40M 48 +#define IMX8MN_SYS_PLL1_80M 49 +#define IMX8MN_SYS_PLL1_100M 50 +#define IMX8MN_SYS_PLL1_133M 51 +#define IMX8MN_SYS_PLL1_160M 52 +#define IMX8MN_SYS_PLL1_200M 53 +#define IMX8MN_SYS_PLL1_266M 54 +#define IMX8MN_SYS_PLL1_400M 55 +#define IMX8MN_SYS_PLL1_800M 56 +#define IMX8MN_SYS_PLL2_50M 57 +#define IMX8MN_SYS_PLL2_100M 58 +#define IMX8MN_SYS_PLL2_125M 59 +#define IMX8MN_SYS_PLL2_166M 60 +#define IMX8MN_SYS_PLL2_200M 61 +#define IMX8MN_SYS_PLL2_250M 62 +#define IMX8MN_SYS_PLL2_333M 63 +#define IMX8MN_SYS_PLL2_500M 64 +#define IMX8MN_SYS_PLL2_1000M 65 + +/* CORE CLOCK ROOT */ +#define IMX8MN_CLK_A53_SRC 66 +#define IMX8MN_CLK_GPU_CORE_SRC 67 +#define IMX8MN_CLK_GPU_SHADER_SRC 68 +#define IMX8MN_CLK_A53_CG 69 +#define IMX8MN_CLK_GPU_CORE_CG 70 +#define IMX8MN_CLK_GPU_SHADER_CG 71 +#define IMX8MN_CLK_A53_DIV 72 +#define IMX8MN_CLK_GPU_CORE_DIV 73 +#define IMX8MN_CLK_GPU_SHADER_DIV 74 + +/* BUS CLOCK ROOT */ +#define IMX8MN_CLK_MAIN_AXI 75 +#define IMX8MN_CLK_ENET_AXI 76 +#define IMX8MN_CLK_NAND_USDHC_BUS 77 +#define IMX8MN_CLK_DISP_AXI 78 +#define IMX8MN_CLK_DISP_APB 79 +#define IMX8MN_CLK_USB_BUS 80 +#define IMX8MN_CLK_GPU_AXI 81 +#define IMX8MN_CLK_GPU_AHB 82 +#define IMX8MN_CLK_NOC 83 +#define IMX8MN_CLK_AHB 84 +#define IMX8MN_CLK_AUDIO_AHB 85 + +/* IPG CLOCK ROOT */ +#define IMX8MN_CLK_IPG_ROOT 86 +#define IMX8MN_CLK_IPG_AUDIO_ROOT 87 + +/* IP */ +#define IMX8MN_CLK_DRAM_CORE 88 +#define IMX8MN_CLK_DRAM_ALT 89 +#define IMX8MN_CLK_DRAM_APB 90 +#define IMX8MN_CLK_DRAM_ALT_ROOT 91 +#define IMX8MN_CLK_DISP_PIXEL 92 +#define IMX8MN_CLK_SAI2 93 +#define IMX8MN_CLK_SAI3 94 +#define IMX8MN_CLK_SAI5 95 +#define IMX8MN_CLK_SAI6 96 +#define IMX8MN_CLK_SPDIF1 97 +#define IMX8MN_CLK_ENET_REF 98 +#define IMX8MN_CLK_ENET_TIMER 99 +#define IMX8MN_CLK_ENET_PHY_REF 100 +#define IMX8MN_CLK_NAND 101 +#define IMX8MN_CLK_QSPI 102 +#define IMX8MN_CLK_USDHC1 103 +#define IMX8MN_CLK_USDHC2 104 +#define IMX8MN_CLK_I2C1 105 +#define IMX8MN_CLK_I2C2 106 +#define IMX8MN_CLK_I2C3 107 +#define IMX8MN_CLK_I2C4 118 +#define IMX8MN_CLK_UART1 119 +#define IMX8MN_CLK_UART2 110 +#define IMX8MN_CLK_UART3 111 +#define IMX8MN_CLK_UART4 112 +#define IMX8MN_CLK_USB_CORE_REF 113 +#define IMX8MN_CLK_USB_PHY_REF 114 +#define IMX8MN_CLK_ECSPI1 115 +#define IMX8MN_CLK_ECSPI2 116 +#define IMX8MN_CLK_PWM1 117 +#define IMX8MN_CLK_PWM2 118 +#define IMX8MN_CLK_PWM3 119 +#define IMX8MN_CLK_PWM4 120 +#define IMX8MN_CLK_WDOG 121 +#define IMX8MN_CLK_WRCLK 122 +#define IMX8MN_CLK_CLKO1 123 +#define IMX8MN_CLK_CLKO2 124 +#define IMX8MN_CLK_DSI_CORE 125 +#define IMX8MN_CLK_DSI_PHY_REF 126 +#define IMX8MN_CLK_DSI_DBI 127 +#define IMX8MN_CLK_USDHC3 128 +#define IMX8MN_CLK_CAMERA_PIXEL 129 +#define IMX8MN_CLK_CSI1_PHY_REF 130 +#define IMX8MN_CLK_CSI2_PHY_REF 131 +#define IMX8MN_CLK_CSI2_ESC 132 +#define IMX8MN_CLK_ECSPI3 133 +#define IMX8MN_CLK_PDM 134 +#define IMX8MN_CLK_SAI7 135 + +#define IMX8MN_CLK_ECSPI1_ROOT 136 +#define IMX8MN_CLK_ECSPI2_ROOT 137 +#define IMX8MN_CLK_ECSPI3_ROOT 138 +#define IMX8MN_CLK_ENET1_ROOT 139 +#define IMX8MN_CLK_GPIO1_ROOT 140 +#define IMX8MN_CLK_GPIO2_ROOT 141 +#define IMX8MN_CLK_GPIO3_ROOT 142 +#define IMX8MN_CLK_GPIO4_ROOT 143 +#define IMX8MN_CLK_GPIO5_ROOT 144 +#define IMX8MN_CLK_I2C1_ROOT 145 +#define IMX8MN_CLK_I2C2_ROOT 146 +#define IMX8MN_CLK_I2C3_ROOT 147 +#define IMX8MN_CLK_I2C4_ROOT 148 +#define IMX8MN_CLK_MU_ROOT 149 +#define IMX8MN_CLK_OCOTP_ROOT 150 +#define IMX8MN_CLK_PWM1_ROOT 151 +#define IMX8MN_CLK_PWM2_ROOT 152 +#define IMX8MN_CLK_PWM3_ROOT 153 +#define IMX8MN_CLK_PWM4_ROOT 154 +#define IMX8MN_CLK_QSPI_ROOT 155 +#define IMX8MN_CLK_NAND_ROOT 156 +#define IMX8MN_CLK_SAI2_ROOT 157 +#define IMX8MN_CLK_SAI2_IPG 158 +#define IMX8MN_CLK_SAI3_ROOT 159 +#define IMX8MN_CLK_SAI3_IPG 160 +#define IMX8MN_CLK_SAI5_ROOT 161 +#define IMX8MN_CLK_SAI5_IPG 162 +#define IMX8MN_CLK_SAI6_ROOT 163 +#define IMX8MN_CLK_SAI6_IPG 164 +#define IMX8MN_CLK_SAI7_ROOT 165 +#define IMX8MN_CLK_SAI7_IPG 166 +#define IMX8MN_CLK_SDMA1_ROOT 167 +#define IMX8MN_CLK_SDMA2_ROOT 168 +#define IMX8MN_CLK_UART1_ROOT 169 +#define IMX8MN_CLK_UART2_ROOT 170 +#define IMX8MN_CLK_UART3_ROOT 171 +#define IMX8MN_CLK_UART4_ROOT 172 +#define IMX8MN_CLK_USB1_CTRL_ROOT 173 +#define IMX8MN_CLK_USDHC1_ROOT 174 +#define IMX8MN_CLK_USDHC2_ROOT 175 +#define IMX8MN_CLK_WDOG1_ROOT 176 +#define IMX8MN_CLK_WDOG2_ROOT 177 +#define IMX8MN_CLK_WDOG3_ROOT 178 +#define IMX8MN_CLK_GPU_BUS_ROOT 179 +#define IMX8MN_CLK_ASRC_ROOT 180 +#define IMX8MN_CLK_GPU3D_ROOT 181 +#define IMX8MN_CLK_PDM_ROOT 182 +#define IMX8MN_CLK_PDM_IPG 183 +#define IMX8MN_CLK_DISP_AXI_ROOT 184 +#define IMX8MN_CLK_DISP_APB_ROOT 185 +#define IMX8MN_CLK_DISP_PIXEL_ROOT 186 +#define IMX8MN_CLK_CAMERA_PIXEL_ROOT 187 +#define IMX8MN_CLK_USDHC3_ROOT 188 +#define IMX8MN_CLK_SDMA3_ROOT 189 +#define IMX8MN_CLK_TMU_ROOT 190 +#define IMX8MN_CLK_ARM 191 +#define IMX8MN_CLK_NAND_USDHC_BUS_RAWNAND_CLK 192 +#define IMX8MN_CLK_GPU_CORE_ROOT 193 + +#define IMX8MN_CLK_END 194 + +#endif -- 2.7.4
