[PATCH 09/11] dt-bindings: clock: Add imx8ulp clock support
Dong Aisheng
dongas86 at gmail.com
Fri Jun 11 07:17:55 PDT 2021
On Mon, Jun 7, 2021 at 4:39 PM Jacky Bai <ping.bai at nxp.com> wrote:
>
> Add the clock dt-binding file for i.MX8ULP.
>
> Signed-off-by: Jacky Bai <ping.bai at nxp.com>
> ---
> .../bindings/clock/imx8ulp-clock.yaml | 72 +++++
> include/dt-bindings/clock/imx8ulp-clock.h | 261 ++++++++++++++++++
> 2 files changed, 333 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/clock/imx8ulp-clock.yaml
> create mode 100644 include/dt-bindings/clock/imx8ulp-clock.h
>
> diff --git a/Documentation/devicetree/bindings/clock/imx8ulp-clock.yaml b/Documentation/devicetree/bindings/clock/imx8ulp-clock.yaml
> new file mode 100644
> index 000000000000..ffe7b713d4e7
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/imx8ulp-clock.yaml
> @@ -0,0 +1,72 @@
> +# SPDX-License-Identifier: GPL-2.0
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/clock/imx8ulp-clock.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: NXP i.MX8ULP Clock Control Module Binding
> +
> +maintainers:
> + - Jacky Bai <ping.bai at nxp.com>
> +
> +description: |
> + On i.MX8ULP, The clock sources generation, distribution and management is
> + under the control of several CGCs & PCCs modules. The CGC modules generate
> + and distribute clocks on the device. PCC modules control clock selection,
> + optional division and clock gating mode for peripherals
> +
> +properties:
> + compatible:
> + enum:
> + - fsl,imx8ulp-cgc1
> + - fsl,imx8ulp-cgc2
> + - fsl,imx8ulp-pcc3
> + - fsl,imx8ulp-pcc4
> + - fsl,imx8ulp-pcc5
> +
> + reg:
> + maxItems: 1
> +
> + clocks:
> + description:
> + specify the external clocks used by the CGC module, the clocks
> + are rosc, sosc, frosc, lposc
> + maxItems: 4
> +
> + clock-names:
> + description:
> + specify the external clocks names used by the CGC module. the valid
> + clock names should rosc, sosc, frosc, lposc.
pls list const names for schema to check,
then you don't need to have description property
> + maxItems: 4
> +
> + '#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/imx8ulp-clock.h
> + for the full list of i.MX8ULP clock IDs.
> +
> +required:
> + - compatible
> + - reg
> + - '#clock-cells'
> +
missing clocks/clock-names?
> +additionalProperties: false
> +
> +examples:
> + # Clock Control Module node:
> + - |
> + clock-controller at 292c0000 {
> + compatible = "fsl,imx8ulp-cgc1";
> + reg = <0x292c0000 0x10000>;
> + clocks = <&rosc>, <&sosc>, <&frosc>, <&lposc>;
> + clock-names = "rosc", "sosc", "frosc", "lposc";
> + #clock-cells = <1>;
> + };
> +
> + - |
> + clock-controller at 292d0000 {
> + compatible = "fsl,imx8ulp-pcc3";
> + reg = <0x292d0000 0x10000>;
> + #clock-cells = <1>;
> + };
> diff --git a/include/dt-bindings/clock/imx8ulp-clock.h b/include/dt-bindings/clock/imx8ulp-clock.h
> new file mode 100644
> index 000000000000..61518775f434
> --- /dev/null
> +++ b/include/dt-bindings/clock/imx8ulp-clock.h
> @@ -0,0 +1,261 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> +/*
> + * Copyright 2021 NXP
> + */
> +
> +#ifndef __DT_BINDINGS_CLOCK_IMX8ULP_H
> +#define __DT_BINDINGS_CLOCK_IMX8ULP_H
> +
> +#define IMX8ULP_CLK_DUMMY 0
> +#define IMX8ULP_CLK_ROSC 1
> +#define IMX8ULP_CLK_FROSC 2
> +#define IMX8ULP_CLK_LPOSC 3
> +#define IMX8ULP_CLK_SOSC 4
> +
> +/* CGC1 */
Should this be on the top to avoid confusing?
Regards
Aisheng
> +#define IMX8ULP_CLK_SPLL2 5
> +#define IMX8ULP_CLK_SPLL3 6
> +#define IMX8ULP_CLK_A35_SEL 7
> +#define IMX8ULP_CLK_A35_DIV 8
> +#define IMX8ULP_CLK_SPLL2_PRE_SEL 9
> +#define IMX8ULP_CLK_SPLL3_PRE_SEL 10
> +#define IMX8ULP_CLK_SPLL3_PFD0 11
> +#define IMX8ULP_CLK_SPLL3_PFD1 12
> +#define IMX8ULP_CLK_SPLL3_PFD2 13
> +#define IMX8ULP_CLK_SPLL3_PFD3 14
> +#define IMX8ULP_CLK_SPLL3_PFD0_DIV1 15
> +#define IMX8ULP_CLK_SPLL3_PFD0_DIV2 16
> +#define IMX8ULP_CLK_SPLL3_PFD1_DIV1 17
> +#define IMX8ULP_CLK_SPLL3_PFD1_DIV2 18
> +#define IMX8ULP_CLK_SPLL3_PFD2_DIV1 19
> +#define IMX8ULP_CLK_SPLL3_PFD2_DIV2 20
> +#define IMX8ULP_CLK_SPLL3_PFD3_DIV1 21
> +#define IMX8ULP_CLK_SPLL3_PFD3_DIV2 22
> +#define IMX8ULP_CLK_NIC_SEL 23
> +#define IMX8ULP_CLK_NIC_AD_DIVPLAT 24
> +#define IMX8ULP_CLK_NIC_PER_DIVPLAT 25
> +#define IMX8ULP_CLK_XBAR_SEL 26
> +#define IMX8ULP_CLK_XBAR_AD_DIVPLAT 27
> +#define IMX8ULP_CLK_XBAR_DIVBUS 28
> +#define IMX8ULP_CLK_XBAR_AD_SLOW 29
> +#define IMX8ULP_CLK_SOSC_DIV1 30
> +#define IMX8ULP_CLK_SOSC_DIV2 31
> +#define IMX8ULP_CLK_SOSC_DIV3 32
> +#define IMX8ULP_CLK_FROSC_DIV1 33
> +#define IMX8ULP_CLK_FROSC_DIV2 34
> +#define IMX8ULP_CLK_FROSC_DIV3 35
> +#define IMX8ULP_CLK_SPLL3_VCODIV 36
> +#define IMX8ULP_CLK_SPLL3_PFD0_DIV1_GATE 37
> +#define IMX8ULP_CLK_SPLL3_PFD0_DIV2_GATE 38
> +#define IMX8ULP_CLK_SPLL3_PFD1_DIV1_GATE 39
> +#define IMX8ULP_CLK_SPLL3_PFD1_DIV2_GATE 40
> +#define IMX8ULP_CLK_SPLL3_PFD2_DIV1_GATE 41
> +#define IMX8ULP_CLK_SPLL3_PFD2_DIV2_GATE 42
> +#define IMX8ULP_CLK_SPLL3_PFD3_DIV1_GATE 43
> +#define IMX8ULP_CLK_SPLL3_PFD3_DIV2_GATE 44
> +#define IMX8ULP_CLK_SOSC_DIV1_GATE 45
> +#define IMX8ULP_CLK_SOSC_DIV2_GATE 46
> +#define IMX8ULP_CLK_SOSC_DIV3_GATE 47
> +#define IMX8ULP_CLK_FROSC_DIV1_GATE 48
> +#define IMX8ULP_CLK_FROSC_DIV2_GATE 49
> +#define IMX8ULP_CLK_FROSC_DIV3_GATE 50
> +#define IMX8ULP_CLK_SAI4_SEL 51
> +#define IMX8ULP_CLK_SAI5_SEL 52
> +#define IMX8ULP_CLK_AUD_CLK1 53
> +#define IMX8ULP_CLK_ARM 54
> +#define IMX8ULP_CLK_ENET_TS_SEL 55
> +
> +#define IMX8ULP_CLK_CGC1_END 56
> +
> +/* CGC2 */
> +#define IMX8ULP_CLK_PLL4_PRE_SEL 0
> +#define IMX8ULP_CLK_PLL4 1
> +#define IMX8ULP_CLK_PLL4_VCODIV 2
> +#define IMX8ULP_CLK_DDR_SEL 3
> +#define IMX8ULP_CLK_DDR_DIV 4
> +#define IMX8ULP_CLK_LPAV_AXI_SEL 5
> +#define IMX8ULP_CLK_LPAV_AXI_DIV 6
> +#define IMX8ULP_CLK_LPAV_AHB_DIV 7
> +#define IMX8ULP_CLK_LPAV_BUS_DIV 8
> +#define IMX8ULP_CLK_PLL4_PFD0 9
> +#define IMX8ULP_CLK_PLL4_PFD1 10
> +#define IMX8ULP_CLK_PLL4_PFD2 11
> +#define IMX8ULP_CLK_PLL4_PFD3 12
> +#define IMX8ULP_CLK_PLL4_PFD0_DIV1_GATE 13
> +#define IMX8ULP_CLK_PLL4_PFD0_DIV2_GATE 14
> +#define IMX8ULP_CLK_PLL4_PFD1_DIV1_GATE 15
> +#define IMX8ULP_CLK_PLL4_PFD1_DIV2_GATE 16
> +#define IMX8ULP_CLK_PLL4_PFD2_DIV1_GATE 17
> +#define IMX8ULP_CLK_PLL4_PFD2_DIV2_GATE 18
> +#define IMX8ULP_CLK_PLL4_PFD3_DIV1_GATE 19
> +#define IMX8ULP_CLK_PLL4_PFD3_DIV2_GATE 20
> +#define IMX8ULP_CLK_PLL4_PFD0_DIV1 21
> +#define IMX8ULP_CLK_PLL4_PFD0_DIV2 22
> +#define IMX8ULP_CLK_PLL4_PFD1_DIV1 23
> +#define IMX8ULP_CLK_PLL4_PFD1_DIV2 24
> +#define IMX8ULP_CLK_PLL4_PFD2_DIV1 25
> +#define IMX8ULP_CLK_PLL4_PFD2_DIV2 26
> +#define IMX8ULP_CLK_PLL4_PFD3_DIV1 27
> +#define IMX8ULP_CLK_PLL4_PFD3_DIV2 28
> +#define IMX8ULP_CLK_CGC2_SOSC_DIV1_GATE 29
> +#define IMX8ULP_CLK_CGC2_SOSC_DIV2_GATE 30
> +#define IMX8ULP_CLK_CGC2_SOSC_DIV3_GATE 31
> +#define IMX8ULP_CLK_CGC2_SOSC_DIV1 32
> +#define IMX8ULP_CLK_CGC2_SOSC_DIV2 33
> +#define IMX8ULP_CLK_CGC2_SOSC_DIV3 34
> +#define IMX8ULP_CLK_CGC2_FROSC_DIV1_GATE 35
> +#define IMX8ULP_CLK_CGC2_FROSC_DIV2_GATE 36
> +#define IMX8ULP_CLK_CGC2_FROSC_DIV3_GATE 37
> +#define IMX8ULP_CLK_CGC2_FROSC_DIV1 38
> +#define IMX8ULP_CLK_CGC2_FROSC_DIV2 39
> +#define IMX8ULP_CLK_CGC2_FROSC_DIV3 40
> +#define IMX8ULP_CLK_AUD_CLK2 41
> +#define IMX8ULP_CLK_SAI6_SEL 42
> +#define IMX8ULP_CLK_SAI7_SEL 43
> +#define IMX8ULP_CLK_SPDIF_SEL 44
> +#define IMX8ULP_CLK_HIFI_SEL 45
> +#define IMX8ULP_CLK_HIFI_DIVCORE 46
> +#define IMX8ULP_CLK_HIFI_DIVPLAT 47
> +#define IMX8ULP_CLK_DSI_PHY_REF 48
> +
> +#define IMX8ULP_CLK_CGC2_END 49
> +
> +/* PCC3 */
> +#define IMX8ULP_CLK_WDOG3 0
> +#define IMX8ULP_CLK_WDOG4 1
> +#define IMX8ULP_CLK_LPIT1 2
> +#define IMX8ULP_CLK_TPM4 3
> +#define IMX8ULP_CLK_TPM5 4
> +#define IMX8ULP_CLK_FLEXIO1 5
> +#define IMX8ULP_CLK_I3C2 6
> +#define IMX8ULP_CLK_LPI2C4 7
> +#define IMX8ULP_CLK_LPI2C5 8
> +#define IMX8ULP_CLK_LPUART4 9
> +#define IMX8ULP_CLK_LPUART5 10
> +#define IMX8ULP_CLK_LPSPI4 11
> +#define IMX8ULP_CLK_LPSPI5 12
> +#define IMX8ULP_CLK_DMA1_MP 13
> +#define IMX8ULP_CLK_DMA1_CH0 14
> +#define IMX8ULP_CLK_DMA1_CH1 15
> +#define IMX8ULP_CLK_DMA1_CH2 16
> +#define IMX8ULP_CLK_DMA1_CH3 17
> +#define IMX8ULP_CLK_DMA1_CH4 18
> +#define IMX8ULP_CLK_DMA1_CH5 19
> +#define IMX8ULP_CLK_DMA1_CH6 20
> +#define IMX8ULP_CLK_DMA1_CH7 21
> +#define IMX8ULP_CLK_DMA1_CH8 22
> +#define IMX8ULP_CLK_DMA1_CH9 23
> +#define IMX8ULP_CLK_DMA1_CH10 24
> +#define IMX8ULP_CLK_DMA1_CH11 25
> +#define IMX8ULP_CLK_DMA1_CH12 26
> +#define IMX8ULP_CLK_DMA1_CH13 27
> +#define IMX8ULP_CLK_DMA1_CH14 28
> +#define IMX8ULP_CLK_DMA1_CH15 29
> +#define IMX8ULP_CLK_DMA1_CH16 30
> +#define IMX8ULP_CLK_DMA1_CH17 31
> +#define IMX8ULP_CLK_DMA1_CH18 32
> +#define IMX8ULP_CLK_DMA1_CH19 33
> +#define IMX8ULP_CLK_DMA1_CH20 34
> +#define IMX8ULP_CLK_DMA1_CH21 35
> +#define IMX8ULP_CLK_DMA1_CH22 36
> +#define IMX8ULP_CLK_DMA1_CH23 37
> +#define IMX8ULP_CLK_DMA1_CH24 38
> +#define IMX8ULP_CLK_DMA1_CH25 39
> +#define IMX8ULP_CLK_DMA1_CH26 40
> +#define IMX8ULP_CLK_DMA1_CH27 41
> +#define IMX8ULP_CLK_DMA1_CH28 42
> +#define IMX8ULP_CLK_DMA1_CH29 43
> +#define IMX8ULP_CLK_DMA1_CH30 44
> +#define IMX8ULP_CLK_DMA1_CH31 45
> +#define IMX8ULP_CLK_MU3_A 46
> +
> +#define IMX8ULP_CLK_PCC3_END 47
> +
> +/* PCC4 */
> +#define IMX8ULP_CLK_FLEXSPI2 0
> +#define IMX8ULP_CLK_TPM6 1
> +#define IMX8ULP_CLK_TPM7 2
> +#define IMX8ULP_CLK_LPI2C6 3
> +#define IMX8ULP_CLK_LPI2C7 4
> +#define IMX8ULP_CLK_LPUART6 5
> +#define IMX8ULP_CLK_LPUART7 6
> +#define IMX8ULP_CLK_SAI4 7
> +#define IMX8ULP_CLK_SAI5 8
> +#define IMX8ULP_CLK_PCTLE 9
> +#define IMX8ULP_CLK_PCTLF 10
> +#define IMX8ULP_CLK_USDHC0 11
> +#define IMX8ULP_CLK_USDHC1 12
> +#define IMX8ULP_CLK_USDHC2 13
> +#define IMX8ULP_CLK_USB0 14
> +#define IMX8ULP_CLK_USB0_PHY 15
> +#define IMX8ULP_CLK_USB1 16
> +#define IMX8ULP_CLK_USB1_PHY 17
> +#define IMX8ULP_CLK_USB_XBAR 18
> +#define IMX8ULP_CLK_ENET 19
> +#define IMX8ULP_CLK_SFA1 20
> +#define IMX8ULP_CLK_RGPIOE 21
> +#define IMX8ULP_CLK_RGPIOF 22
> +
> +#define IMX8ULP_CLK_PCC4_END 23
> +
> +/* PCC5 */
> +#define IMX8ULP_CLK_TPM8 0
> +#define IMX8ULP_CLK_SAI6 1
> +#define IMX8ULP_CLK_SAI7 2
> +#define IMX8ULP_CLK_SPDIF 3
> +#define IMX8ULP_CLK_ISI 4
> +#define IMX8ULP_CLK_CSI_REGS 5
> +#define IMX8ULP_CLK_PCTLD 6
> +#define IMX8ULP_CLK_CSI 7
> +#define IMX8ULP_CLK_DSI 8
> +#define IMX8ULP_CLK_WDOG5 9
> +#define IMX8ULP_CLK_EPDC 10
> +#define IMX8ULP_CLK_PXP 11
> +#define IMX8ULP_CLK_SFA2 12
> +#define IMX8ULP_CLK_GPU2D 13
> +#define IMX8ULP_CLK_GPU3D 14
> +#define IMX8ULP_CLK_DC_NANO 15
> +#define IMX8ULP_CLK_CSI_CLK_UI 16
> +#define IMX8ULP_CLK_CSI_CLK_ESC 17
> +#define IMX8ULP_CLK_RGPIOD 18
> +#define IMX8ULP_CLK_DMA2_MP 19
> +#define IMX8ULP_CLK_DMA2_CH0 20
> +#define IMX8ULP_CLK_DMA2_CH1 21
> +#define IMX8ULP_CLK_DMA2_CH2 22
> +#define IMX8ULP_CLK_DMA2_CH3 23
> +#define IMX8ULP_CLK_DMA2_CH4 24
> +#define IMX8ULP_CLK_DMA2_CH5 25
> +#define IMX8ULP_CLK_DMA2_CH6 26
> +#define IMX8ULP_CLK_DMA2_CH7 27
> +#define IMX8ULP_CLK_DMA2_CH8 28
> +#define IMX8ULP_CLK_DMA2_CH9 29
> +#define IMX8ULP_CLK_DMA2_CH10 30
> +#define IMX8ULP_CLK_DMA2_CH11 31
> +#define IMX8ULP_CLK_DMA2_CH12 32
> +#define IMX8ULP_CLK_DMA2_CH13 33
> +#define IMX8ULP_CLK_DMA2_CH14 34
> +#define IMX8ULP_CLK_DMA2_CH15 35
> +#define IMX8ULP_CLK_DMA2_CH16 36
> +#define IMX8ULP_CLK_DMA2_CH17 37
> +#define IMX8ULP_CLK_DMA2_CH18 38
> +#define IMX8ULP_CLK_DMA2_CH19 39
> +#define IMX8ULP_CLK_DMA2_CH20 40
> +#define IMX8ULP_CLK_DMA2_CH21 41
> +#define IMX8ULP_CLK_DMA2_CH22 42
> +#define IMX8ULP_CLK_DMA2_CH23 43
> +#define IMX8ULP_CLK_DMA2_CH24 44
> +#define IMX8ULP_CLK_DMA2_CH25 45
> +#define IMX8ULP_CLK_DMA2_CH26 46
> +#define IMX8ULP_CLK_DMA2_CH27 47
> +#define IMX8ULP_CLK_DMA2_CH28 48
> +#define IMX8ULP_CLK_DMA2_CH29 49
> +#define IMX8ULP_CLK_DMA2_CH30 50
> +#define IMX8ULP_CLK_DMA2_CH31 51
> +#define IMX8ULP_CLK_MU2_B 52
> +#define IMX8ULP_CLK_MU3_B 53
> +#define IMX8ULP_CLK_AVD_SIM 54
> +#define IMX8ULP_CLK_DSI_TX_ESC 55
> +
> +#define IMX8ULP_CLK_PCC5_END 56
> +
> +#endif
> --
> 2.26.2
>
>
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