121 lines
3.3 KiB
YAML
121 lines
3.3 KiB
YAML
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/clock/imx31-clock.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Clock bindings for Freescale i.MX31
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maintainers:
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- Fabio Estevam <festevam@gmail.com>
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description: |
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The clock consumer should specify the desired clock by having the clock
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ID in its "clocks" phandle cell. The following is a full list of i.MX31
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clocks and IDs.
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Clock ID
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-----------------------
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dummy 0
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ckih 1
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ckil 2
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mpll 3
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spll 4
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upll 5
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mcu_main 6
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hsp 7
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ahb 8
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nfc 9
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ipg 10
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per_div 11
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per 12
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csi_sel 13
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fir_sel 14
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csi_div 15
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usb_div_pre 16
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usb_div_post 17
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fir_div_pre 18
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fir_div_post 19
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sdhc1_gate 20
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sdhc2_gate 21
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gpt_gate 22
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epit1_gate 23
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epit2_gate 24
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iim_gate 25
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ata_gate 26
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sdma_gate 27
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cspi3_gate 28
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rng_gate 29
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uart1_gate 30
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uart2_gate 31
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ssi1_gate 32
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i2c1_gate 33
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i2c2_gate 34
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i2c3_gate 35
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hantro_gate 36
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mstick1_gate 37
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mstick2_gate 38
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csi_gate 39
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rtc_gate 40
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wdog_gate 41
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pwm_gate 42
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sim_gate 43
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ect_gate 44
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usb_gate 45
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kpp_gate 46
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ipu_gate 47
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uart3_gate 48
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uart4_gate 49
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uart5_gate 50
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owire_gate 51
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ssi2_gate 52
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cspi1_gate 53
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cspi2_gate 54
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gacc_gate 55
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emi_gate 56
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rtic_gate 57
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firi_gate 58
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properties:
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compatible:
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const: fsl,imx31-ccm
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reg:
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maxItems: 1
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interrupts:
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description: CCM provides 2 interrupt requests, request 1 is to generate
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interrupt for DVFS when a frequency change is requested, request 2 is
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to generate interrupt for DPTC when a voltage change is requested.
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items:
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- description: CCM DVFS interrupt request 1
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- description: CCM DPTC interrupt request 2
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'#clock-cells':
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const: 1
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required:
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- compatible
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- reg
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- interrupts
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- '#clock-cells'
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additionalProperties: false
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examples:
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- |
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clock-controller@53f80000 {
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compatible = "fsl,imx31-ccm";
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reg = <0x53f80000 0x4000>;
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interrupts = <31>, <53>;
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#clock-cells = <1>;
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};
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serial@43f90000 {
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compatible = "fsl,imx31-uart", "fsl,imx21-uart";
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reg = <0x43f90000 0x4000>;
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interrupts = <45>;
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clocks = <&clks 10>, <&clks 30>;
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clock-names = "ipg", "per";
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};
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