xref: /kernel/linux/linux-5.10/Documentation/devicetree/bindings/clock/imx23-clock.yaml

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/clock/imx23-clock.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Clock bindings for Freescale i.MX23

maintainers:
  - Shawn Guo <shawnguo@kernel.org>

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.MX23
  clocks and IDs.

        Clock		ID
        ------------------
        ref_xtal	0
        pll		1
        ref_cpu		2
        ref_emi		3
        ref_pix		4
        ref_io		5
        saif_sel	6
        lcdif_sel	7
        gpmi_sel	8
        ssp_sel		9
        emi_sel		10
        cpu		11
        etm_sel		12
        cpu_pll		13
        cpu_xtal	14
        hbus		15
        xbus		16
        lcdif_div	17
        ssp_div		18
        gpmi_div	19
        emi_pll		20
        emi_xtal	21
        etm_div		22
        saif_div	23
        clk32k_div	24
        rtc		25
        adc		26
        spdif_div	27
        clk32k		28
        dri		29
        pwm		30
        filt		31
        uart		32
        ssp		33
        gpmi		34
        spdif		35
        emi		36
        saif		37
        lcdif		38
        etm		39
        usb		40
        usb_phy		41

properties:
  compatible:
    const: fsl,imx23-clkctrl

  reg:
    maxItems: 1

  '#clock-cells':
    const: 1

required:
  - compatible
  - reg
  - '#clock-cells'

additionalProperties: false

examples:
  - |
    clock-controller@80040000 {
        compatible = "fsl,imx23-clkctrl";
        reg = <0x80040000 0x2000>;
        #clock-cells = <1>;
    };

    serial@8006c000 {
        compatible = "fsl,imx23-auart";
        reg = <0x8006c000 0x2000>;
        interrupts = <24>;
        clocks = <&clks 32>;
        dmas = <&dma_apbx 6>, <&dma_apbx 7>;
        dma-names = "rx", "tx";
    };