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