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dt-bindings: imx: Add clock binding doc for i.MX8MN

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Add the clock binding doc for i.MX8MN.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Maxime Ripard <maxime.ripard@bootlin.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Anson Huang 2019-06-19 13:52:43 +08:00 committed by Shawn Guo
parent 5f9e832c13
commit 1e80936a42
2 changed files with 327 additions and 0 deletions
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112
Documentation/devicetree/bindings/clock/imx8mn-clock.yaml Normal file
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# 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@nxp.com>
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";
};
...

215
include/dt-bindings/clock/imx8mn-clock.h Normal file
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/* 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