Kernel-3.10.0-957.el7_imx25-clock

  • Clock bindings for Freescale i.MX25

Required properties:

  • compatible: Should be “fsl,imx25-ccm”
  • reg: Address and length of the register set
  • interrupts: Should contain CCM interrupt
  • #clock-cells: Should be <1>

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.MX25
clocks and IDs.

Clock            ID
---------------------------
dummy            0
osc            1
mpll            2
upll            3
mpll_cpu_3_4        4
cpu_sel            5
cpu            6
ahb            7
usb_div            8
ipg            9
per0_sel        10
per1_sel        11
per2_sel        12
per3_sel        13
per4_sel        14
per5_sel        15
per6_sel        16
per7_sel        17
per8_sel        18
per9_sel        19
per10_sel        20
per11_sel        21
per12_sel        22
per13_sel        23
per14_sel        24
per15_sel        25
per0            26
per1            27
per2            28
per3            29
per4            30
per5            31
per6            32
per7            33
per8            34
per9            35
per10            36
per11            37
per12            38
per13            39
per14            40
per15            41
csi_ipg_per        42
epit_ipg_per        43
esai_ipg_per        44
esdhc1_ipg_per        45
esdhc2_ipg_per        46
gpt_ipg_per        47
i2c_ipg_per        48
lcdc_ipg_per        49
nfc_ipg_per        50
owire_ipg_per        51
pwm_ipg_per        52
sim1_ipg_per        53
sim2_ipg_per        54
ssi1_ipg_per        55
ssi2_ipg_per        56
uart_ipg_per        57
ata_ahb            58
reserved        59
csi_ahb            60
emi_ahb            61
esai_ahb        62
esdhc1_ahb        63
esdhc2_ahb        64
fec_ahb            65
lcdc_ahb        66
rtic_ahb        67
sdma_ahb        68
slcdc_ahb        69
usbotg_ahb        70
reserved        71
reserved        72
reserved        73
reserved        74
can1_ipg        75
can2_ipg        76
csi_ipg            77
cspi1_ipg        78
cspi2_ipg        79
cspi3_ipg        80
dryice_ipg        81
ect_ipg            82
epit1_ipg        83
epit2_ipg        84
reserved        85
esdhc1_ipg        86
esdhc2_ipg        87
fec_ipg            88
reserved        89
reserved        90
reserved        91
gpt1_ipg        92
gpt2_ipg        93
gpt3_ipg        94
gpt4_ipg        95
reserved        96
reserved        97
reserved        98
iim_ipg            99
reserved        100
reserved        101
kpp_ipg            102
lcdc_ipg        103
reserved        104
pwm1_ipg        105
pwm2_ipg        106
pwm3_ipg        107
pwm4_ipg        108
rngb_ipg        109
reserved        110
scc_ipg            111
sdma_ipg        112
sim1_ipg        113
sim2_ipg        114
slcdc_ipg        115
spba_ipg        116
ssi1_ipg        117
ssi2_ipg        118
tsc_ipg            119
uart1_ipg        120
uart2_ipg        121
uart3_ipg        122
uart4_ipg        123
uart5_ipg        124
reserved        125
wdt_ipg            126

Examples:

clks: ccm@53f80000 {
compatible = “fsl,imx25-ccm”;
reg = <0x53f80000 0x4000>;
interrupts = <31>;
};

uart1: serial@43f90000 {
compatible = “fsl,imx25-uart”, “fsl,imx21-uart”;
reg = <0x43f90000 0x4000>;
interrupts = <45>;
clocks = <&clks 79>, <&clks 50>;
clock-names = “ipg”, “per”;
status = “disabled”;
};