Re: [PATCH 09/12] dt-bindings: clock: Add bindings for Exynos850 clock controller

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On Fri, 30 Jul 2021 at 18:43, Krzysztof Kozlowski
<krzysztof.kozlowski@xxxxxxxxxxxxx> wrote:
>
> On 30/07/2021 16:49, Sam Protsenko wrote:
> > Add documentation for Exynos850 clock driver bindings and corresponding
> > clock ID constants, which will be used further both in clock driver and
> > in device tree files. Constants are grouped per domain basis (CMU) for
> > more convenient usage, but those are just unique numbers and have
> > nothing to do with register offsets, etc.
> >
> > Signed-off-by: Sam Protsenko <semen.protsenko@xxxxxxxxxx>
> > ---
> >  .../bindings/clock/exynos850-clock.yaml       |  70 +++++
> >  include/dt-bindings/clock/exynos850.h         | 267 ++++++++++++++++++
> >  2 files changed, 337 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/clock/exynos850-clock.yaml
> >  create mode 100644 include/dt-bindings/clock/exynos850.h
> >
> > diff --git a/Documentation/devicetree/bindings/clock/exynos850-clock.yaml b/Documentation/devicetree/bindings/clock/exynos850-clock.yaml
> > new file mode 100644
> > index 000000000000..201c2b79e629
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/clock/exynos850-clock.yaml
> > @@ -0,0 +1,70 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/clock/exynos850-clock.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Clock bindings for Samsung Exynos850 clock controller
>
> What plans do you have for this binding? Is it complete? If yes, there
> is no point to have binding for each SoC clock controller and this
> should be merged into for example:
> Documentation/devicetree/bindings/clock/exynos5420-clock.txt
>

Yeah, I'll remove the whole patch in v2. It's not really needed here,
as clk driver is just a stub for now. I'll send a separate patch
series for the clock driver later, including bindings.

> First - convert exynos5420-clock.txt into YAML. Then add Exynos850.
>
> Other files can be also integrated.
>
> > +
> > +maintainers:
> > +  - Sam Protsenko <semen.protsenko@xxxxxxxxxx>
>
> I propose also:
> +Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx>
> +Tomasz Figa <tomasz.figa@xxxxxxxxx>
> +Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
>
> > +
> > +description: |
> > +  The Exynos850 clock controller generates and supplies clock to various
> > +  controllers within the SoC.
>
>
> > Each clock is assigned an identifier and client
> > +  nodes can use this identifier to specify the clock which they consume.
>
> Skip the sentence, it's generic clock provider/consumer description.
>
> > +
> > +  All available clocks are defined as preprocessor macros in
> > +  dt-bindings/clock/exynos850.h header and can be used in device tree sources.
> > +
> > +properties:
> > +  compatible:
> > +    const: samsung,exynos850-clock
> > +
> > +  reg:
> > +    maxItems: 1
> > +
> > +  '#clock-cells':
> > +    const: 1
> > +
> > +required:
> > +  - compatible
> > +  - reg
> > +  - '#clock-cells'
> > +
> > +additionalProperties: false
> > +
> > +examples:
> > +  # Clock controller node
> > +  - |
> > +    clock: clock-controller@0x120e0000 {
> > +        compatible = "samsung,exynos850-clock";
> > +        reg = <0x0 0x120e0000 0x8000>;
> > +        #clock-cells = <1>;
> > +    };
> > +
> > +  # Required external clocks (should be provided in particular board DTS)
> > +  - |
> > +    fixed-rate-clocks {
> > +        oscclk {
>
> Use a generic node name:
> s/oscclk/clock/
>
> > +            compatible = "samsung,exynos850-oscclk";
> > +            clock-frequency = <26000000>;
> > +        };
> > +    };
> > +
> > +  # UART controller node that consumes the clock generated by the clock
> > +  # controller
> > +  - |
> > +    #include <dt-bindings/clock/exynos850.h>
> > +
> > +    serial_0: uart@13820000 {
> > +        compatible = "samsung,exynos850-uart";
> > +        reg = <0x0 0x13820000 0x100>;
> > +        interrupts = <GIC_SPI INTREQ__UART IRQ_TYPE_LEVEL_HIGH>;
> > +        pinctrl-names = "default";
> > +        pinctrl-0 = <&uart0_bus>;
> > +        clocks = <&clock GATE_UART_QCH>, <&clock DOUT_UART>;
> > +        clock-names = "gate_uart_clk0", "uart";
> > +    };
> > +
> > +...
> > diff --git a/include/dt-bindings/clock/exynos850.h b/include/dt-bindings/clock/exynos850.h
> > new file mode 100644
> > index 000000000000..b197db4427fc
> > --- /dev/null
> > +++ b/include/dt-bindings/clock/exynos850.h
> > @@ -0,0 +1,267 @@
> > +/* SPDX-License-Identifier: GPL-2.0-only */
> > +/*
> > + * Copyright (C) 2019 Samsung Electronics Co., Ltd.
> > + * Copyright (C) 2021 Linaro Ltd.
> > + *
> > + * Device Tree binding constants for Exynos850 clock controller.
> > + */
> > +
> > +#ifndef _DT_BINDINGS_CLOCK_EXYNOS_850_H
> > +#define _DT_BINDINGS_CLOCK_EXYNOS_850_H
> > +
> > +#define NONE                                 (0 + 0)
>
> What type of clock is it?
>
> > +#define OSCCLK                                       (0 + 1)
>
> Isn't this CLK_FIN_PLL?
>
> > +
> > +#define CLK_APM_BASE                         (10)
> > +#define UMUX_DLL_USER                                (CLK_APM_BASE + 0)
>
> Why having a base? We are not using it in any other bindings.
>
> > +#define UMUX_CLK_APM_BUS                     (CLK_APM_BASE + 1)
> > +#define GATE_APM_CMU_APM_QCH                 (CLK_APM_BASE + 2)
> > +#define GATE_GREBEINTEGRATION_QCH_GREBE              (CLK_APM_BASE + 3)
> > +#define GATE_GREBEINTEGRATION_QCH_DBG                (CLK_APM_BASE + 4)
> > +#define GATE_I3C_APM_PMIC_QCH_S_I3C          (CLK_APM_BASE + 5)
> > +#define GATE_I3C_APM_PMIC_QCH                        (CLK_APM_BASE + 6)
> > +#define GATE_INTMEM_QCH                              (CLK_APM_BASE + 7)
> > +#define GATE_MAILBOX_APM_AP_QCH                      (CLK_APM_BASE + 8)
> > +#define GATE_MAILBOX_APM_CHUB_QCH            (CLK_APM_BASE + 9)
> > +#define GATE_MAILBOX_APM_CP_QCH                      (CLK_APM_BASE + 10)
> > +#define GATE_MAILBOX_APM_GNSS_QCH            (CLK_APM_BASE + 11)
> > +#define GATE_MAILBOX_APM_WLBT_QCH            (CLK_APM_BASE + 12)
> > +#define GATE_MAILBOX_AP_CHUB_QCH             (CLK_APM_BASE + 13)
> > +#define GATE_MAILBOX_AP_CP_QCH                       (CLK_APM_BASE + 14)
> > +#define GATE_MAILBOX_AP_CP_S_QCH             (CLK_APM_BASE + 15)
> > +#define GATE_MAILBOX_AP_GNSS_QCH             (CLK_APM_BASE + 16)
> > +#define GATE_MAILBOX_AP_WLBT_QCH             (CLK_APM_BASE + 17)
> > +#define GATE_MAILBOX_CP_CHUB_QCH             (CLK_APM_BASE + 18)
> > +#define GATE_MAILBOX_CP_GNSS_QCH             (CLK_APM_BASE + 19)
> > +#define GATE_MAILBOX_CP_WLBT_QCH             (CLK_APM_BASE + 20)
> > +#define GATE_MAILBOX_GNSS_CHUB_QCH           (CLK_APM_BASE + 21)
> > +#define GATE_MAILBOX_GNSS_WLBT_QCH           (CLK_APM_BASE + 22)
> > +#define GATE_MAILBOX_WLBT_ABOX_QCH           (CLK_APM_BASE + 23)
> > +#define GATE_MAILBOX_WLBT_CHUB_QCH           (CLK_APM_BASE + 24)
> > +#define GATE_PMU_INTR_GEN_QCH                        (CLK_APM_BASE + 25)
> > +#define GATE_ROM_CRC32_HOST_QCH                      (CLK_APM_BASE + 26)
> > +#define GATE_SPEEDY_APM_QCH                  (CLK_APM_BASE + 27)
> > +#define GATE_WDT_APM_QCH                     (CLK_APM_BASE + 28)
> > +
> > +#define CLK_AUD_BASE                         (50)
> > +#define UMUX_CLK_AUD_CPU_HCH                 (CLK_AUD_BASE + 0)
> > +#define GATE_ABOX_QCH_CPU                    (CLK_AUD_BASE + 1)
> > +#define GATE_ABOX_QCH_ACLK                   (CLK_AUD_BASE + 2)
> > +#define GATE_ABOX_QCH_BCLK0                  (CLK_AUD_BASE + 3)
> > +#define GATE_ABOX_QCH_BCLK1                  (CLK_AUD_BASE + 4)
> > +#define GATE_ABOX_QCH_FM                     (CLK_AUD_BASE + 5)
> > +#define GATE_ABOX_QCH_BCLK2                  (CLK_AUD_BASE + 6)
> > +#define GATE_ABOX_QCH_CCLK_ASB                       (CLK_AUD_BASE + 7)
> > +#define GATE_ABOX_QCH_BCLK3                  (CLK_AUD_BASE + 8)
> > +#define GATE_ABOX_QCH_BCLK4                  (CLK_AUD_BASE + 9)
> > +#define GATE_ABOX_QCH_BCLK5                  (CLK_AUD_BASE + 10)
> > +#define GATE_ABOX_QCH_BCLK6                  (CLK_AUD_BASE + 11)
> > +#define GATE_ABOX_QCH_BCLK_CNT                       (CLK_AUD_BASE + 12)
> > +#define GATE_AUD_CMU_AUD_QCH                 (CLK_AUD_BASE + 13)
> > +#define GATE_GPIO_AUD_QCH                    (CLK_AUD_BASE + 14)
> > +#define GATE_SYSMMU_AUD_QCH_S1                       (CLK_AUD_BASE + 15)
> > +#define GATE_WDT_AUD_QCH                     (CLK_AUD_BASE + 16)
> > +#define PLL_AUD_OUT                          (CLK_AUD_BASE + 17)
> > +#define DOUT_CLK_AUD_CPU                     (CLK_AUD_BASE + 18)
> > +#define DOUT_CLK_AUD_CPU_ACLK                        (CLK_AUD_BASE + 19)
> > +#define DOUT_CLK_AUD_CPU_PCLKDBG             (CLK_AUD_BASE + 20)
> > +#define DOUT_CLK_AUD_BUSD                    (CLK_AUD_BASE + 21)
> > +#define DOUT_CLK_AUD_UAIF0                   (CLK_AUD_BASE + 23)
> > +#define DOUT_CLK_AUD_UAIF1                   (CLK_AUD_BASE + 24)
> > +#define DOUT_CLK_AUD_FM                              (CLK_AUD_BASE + 25)
> > +#define DOUT_CLK_AUD_BUSP                    (CLK_AUD_BASE + 26)
> > +#define DOUT_CLK_AUD_UAIF2                   (CLK_AUD_BASE + 27)
> > +#define DOUT_CLK_AUD_CNT                     (CLK_AUD_BASE + 28)
> > +#define DOUT_CLK_AUD_UAIF3                   (CLK_AUD_BASE + 29)
> > +#define DOUT_CLK_AUD_UAIF4                   (CLK_AUD_BASE + 30)
> > +#define DOUT_CLK_AUD_UAIF5                   (CLK_AUD_BASE + 31)
> > +#define DOUT_CLK_AUD_UAIF6                   (CLK_AUD_BASE + 32)
> > +#define DOUT_CLK_AUD_AUDIF                   (CLK_AUD_BASE + 33)
> > +#define DOUT_CLK_AUD_MCLK                    (CLK_AUD_BASE + 34)
> > +#define UMUX_CLK_AUD_FM                              (CLK_AUD_BASE + 35)
> > +
> > +#define CLK_CHUB_BASE                                (100)
> > +#define GATE_BAAW_C_CHUB_QCH                 (CLK_CHUB_BASE  + 0)
> > +#define GATE_BAAW_D_CHUB_QCH                 (CLK_CHUB_BASE  + 1)
> > +#define GATE_CHUB_CMU_CHUB_QCH                       (CLK_CHUB_BASE  + 2)
> > +#define GATE_CM4_CHUB_QCH                    (CLK_CHUB_BASE  + 3)
> > +#define GATE_DMIC_AHB0_QCH                   (CLK_CHUB_BASE  + 4)
> > +#define GATE_DMIC_IF_QCH_PCLK                        (CLK_CHUB_BASE  + 5)
> > +#define GATE_DMIC_IF_QCH_DMIC_CLK            (CLK_CHUB_BASE  + 6)
> > +#define GATE_HWACG_SYS_DMIC0_QCH             (CLK_CHUB_BASE  + 7)
> > +#define GATE_PWM_CHUB_QCH                    (CLK_CHUB_BASE  + 8)
> > +#define GATE_SWEEPER_C_CHUB_QCH                      (CLK_CHUB_BASE  + 9)
> > +#define GATE_SWEEPER_D_CHUB_QCH                      (CLK_CHUB_BASE  + 10)
> > +#define GATE_TIMER_CHUB_QCH                  (CLK_CHUB_BASE  + 11)
> > +#define GATE_WDT_CHUB_QCH                    (CLK_CHUB_BASE  + 12)
> > +#define GATE_U_DMIC_CLK_SCAN_MUX_QCH         (CLK_CHUB_BASE  + 13)
> > +#define DOUT_CLK_CHUB_BUS                    (CLK_CHUB_BASE  + 14)
> > +#define DOUT_CLK_CHUB_DMIC_IF                        (CLK_CHUB_BASE  + 15)
> > +#define DOUT_CLK_CHUB_DMIC_IF_DIV2           (CLK_CHUB_BASE  + 16)
> > +#define DOUT_CLK_CHUB_DMIC                   (CLK_CHUB_BASE  + 17)
> > +
> > +#define CLK_CMGP_BASE                                (150)
> > +#define UMUX_CLK_CMGP_USI_CMGP0                      (CLK_CMGP_BASE +  0)
> > +#define UMUX_CLK_CMGP_USI_CMGP1                      (CLK_CMGP_BASE +  1)
> > +#define GATE_ADC_CMGP_QCH_S0                 (CLK_CMGP_BASE +  2)
> > +#define GATE_ADC_CMGP_QCH_S1                 (CLK_CMGP_BASE +  3)
> > +#define GATE_ADC_CMGP_QCH_ADC                        (CLK_CMGP_BASE +  4)
> > +#define GATE_CMGP_CMU_CMGP_QCH                       (CLK_CMGP_BASE +  5)
> > +#define GATE_GPIO_CMGP_QCH                   (CLK_CMGP_BASE +  6)
> > +#define GATE_USI_CMGP0_QCH                   (CLK_CMGP_BASE +  7)
> > +#define GATE_USI_CMGP1_QCH                   (CLK_CMGP_BASE +  8)
> > +#define DOUT_CLK_CMGP_ADC                    (CLK_CMGP_BASE +  9)
> > +#define DOUT_CLK_CMGP_USI_CMGP0                      (CLK_CMGP_BASE +  10)
> > +#define DOUT_CLK_CMGP_USI_CMGP1                      (CLK_CMGP_BASE +  11)
> > +
> > +#define CLK_TOP_BASE                         (200)
>
> You seem to register all clocks under one CMU. Are you sure that this
> reflects the HW? It looks quite a big set of clocks for one block... It
> does not look scallable.
>
> > +#define GATE_CMU_TOP_CMUREF_QCH                      (CLK_TOP_BASE + 0)
> > +#define GATE_DFTMUX_CMU_QCH_CLK_CIS0         (CLK_TOP_BASE + 1)
> > +#define GATE_DFTMUX_CMU_QCH_CLK_CIS1         (CLK_TOP_BASE + 2)
> > +#define GATE_DFTMUX_CMU_QCH_CLK_CIS2         (CLK_TOP_BASE + 3)
> > +#define GATE_OTP_QCH                         (CLK_TOP_BASE + 4)
> > +#define GATE_ADM_AHB_SSS_QCH                 (CLK_TOP_BASE + 5)
> > +#define GATE_BAAW_P_CHUB_QCH                 (CLK_TOP_BASE + 6)
> > +#define GATE_BAAW_P_GNSS_QCH                 (CLK_TOP_BASE + 7)
> > +#define GATE_BAAW_P_MODEM_QCH                        (CLK_TOP_BASE + 8)
> > +#define GATE_BAAW_P_WLBT_QCH                 (CLK_TOP_BASE + 9)
> > +
> > +#define CLK_CORE_BASE                                (250)
> > +#define GATE_CCI_550_QCH                     (CLK_CORE_BASE + 0)
> > +#define GATE_CORE_CMU_CORE_QCH                       (CLK_CORE_BASE + 1)
> > +#define GATE_GIC_QCH                         (CLK_CORE_BASE + 2)
> > +#define GATE_GPIO_CORE_QCH                   (CLK_CORE_BASE + 3)
> > +#define GATE_MMC_EMBD_QCH                    (CLK_CORE_BASE + 4)
> > +#define GATE_PDMA_CORE_QCH                   (CLK_CORE_BASE + 5)
> > +#define GATE_RTIC_QCH                                (CLK_CORE_BASE + 6)
> > +#define GATE_SPDMA_CORE_QCH                  (CLK_CORE_BASE + 7)
> > +#define GATE_SSS_QCH                         (CLK_CORE_BASE + 8)
> > +#define GATE_TREX_D_CORE_QCH                 (CLK_CORE_BASE + 9)
> > +#define GATE_TREX_P_CORE_QCH                 (CLK_CORE_BASE + 10)
> > +#define GATE_CSSYS_DBG_QCH                   (CLK_CORE_BASE + 11)
> > +#define GATE_SECJTAG_QCH                     (CLK_CORE_BASE + 12)
> > +#define DOUT_CORE_MMC_EMBD                   (CLK_CORE_BASE + 13)
> > +
> > +#define CLK_DPU_BASE                         (300)
> > +#define GATE_DPU_QCH_S_DPP                   (CLK_DPU_BASE  + 0)
> > +#define GATE_DPU_QCH_S_DMA                   (CLK_DPU_BASE  + 1)
> > +#define GATE_DPU_QCH_S_DECON                 (CLK_DPU_BASE  + 2)
> > +#define GATE_DPU_CMU_DPU_QCH                 (CLK_DPU_BASE  + 3)
> > +#define GATE_SMMU_DPU_QCH                    (CLK_DPU_BASE  + 4)
> > +#define DOUT_CLK_DPU_BUSP                    (CLK_DPU_BASE  + 5)
> > +
> > +#define CLK_G3D_BASE                         (350)
> > +#define GATE_G3D_CMU_G3D_QCH                 (CLK_G3D_BASE + 0)
> > +#define GATE_GPU_QCH                         (CLK_G3D_BASE + 1)
> > +#define DOUT_CLK_G3D_BUSP                    (CLK_G3D_BASE + 2)
> > +
> > +#define CLK_HIS_BASE                         (400)
> > +#define GATE_GPIO_HSI_QCH                    (CLK_HIS_BASE + 0)
> > +#define GATE_HSI_CMU_HSI_QCH                 (CLK_HIS_BASE + 1)
> > +#define GATE_MMC_CARD_QCH                    (CLK_HIS_BASE + 2)
> > +#define GATE_USB20DRD_TOP_QCH_LINK           (CLK_HIS_BASE + 3)
> > +#define GATE_USB20DRD_TOP_QCH_20CTRL         (CLK_HIS_BASE + 4)
> > +#define GATE_USB20DRD_TOP_QCH_REFCLK         (CLK_HIS_BASE + 5)
> > +#define GATE_USB20DRD_TOP_QCH_RTC            (CLK_HIS_BASE + 6)
> > +#define PLL_MMC_OUT                          (CLK_HIS_BASE + 7)
> > +#define HSI_BUS                                      (CLK_HIS_BASE + 8)
>
> Please prefix HSI/IS/MFCM with something reasonable. Most of other
> bindings prefix everything with CLK or ACLK/SCLK/PCLK/PHYCLK/DOUT, but
> having GATE/DOUT/MUX is reasonable as well. However here and further you
> miss prefixes.
>
> > +#define HSI_MMC_CARD                         (CLK_HIS_BASE + 9)
> > +#define HSI_USB20DRD                         (CLK_HIS_BASE + 10)
> > +
> > +#define CLK_IS_BASE                          (450)
> > +#define GATE_CSIS0_QCH                               (CLK_IS_BASE + 0)
> > +#define GATE_CSIS1_QCH                               (CLK_IS_BASE + 1)
> > +#define GATE_CSIS2_QCH                               (CLK_IS_BASE + 2)
> > +#define GATE_IS_CMU_IS_QCH                   (CLK_IS_BASE + 3)
> > +#define GATE_IS_TOP_QCH_S_00                 (CLK_IS_BASE + 4)
> > +#define GATE_IS_TOP_QCH_S_02                 (CLK_IS_BASE + 5)
> > +#define GATE_IS_TOP_QCH_S_03                 (CLK_IS_BASE + 6)
> > +#define GATE_IS_TOP_QCH_S_04                 (CLK_IS_BASE + 7)
> > +#define GATE_IS_TOP_QCH_S_05                 (CLK_IS_BASE + 8)
> > +#define GATE_IS_TOP_QCH_S_06                 (CLK_IS_BASE + 9)
> > +#define GATE_SYSMMU_IS0_QCH                  (CLK_IS_BASE + 10)
> > +#define GATE_SYSMMU_IS1_QCH                  (CLK_IS_BASE + 11)
> > +#define IS_BUS                                       (CLK_IS_BASE + 12)
> > +#define IS_VRA                                       (CLK_IS_BASE + 13)
> > +#define IS_ITP                                       (CLK_IS_BASE + 14)
> > +#define IS_GDC                                       (CLK_IS_BASE + 15)
> > +#define UMUX_CLK_IS_BUS                              (CLK_IS_BASE + 15)
> > +#define UMUX_CLK_IS_ITP                              (CLK_IS_BASE + 16)
> > +#define UMUX_CLK_IS_VRA                              (CLK_IS_BASE + 17)
> > +#define UMUX_CLK_IS_GDC                              (CLK_IS_BASE + 18)
> > +#define GATE_CLK_ITP                         (CLK_IS_BASE + 19)
> > +#define GATE_CLK_VRA                         (CLK_IS_BASE + 20)
> > +#define GATE_CLK_GDC                         (CLK_IS_BASE + 21)
> > +#define CIS_CLK0                             (CLK_IS_BASE + 22)
> > +#define CIS_CLK1                             (CLK_IS_BASE + 23)
> > +#define CIS_CLK2                             (CLK_IS_BASE + 24)
> > +
> > +#define CLK_MFCMSCL_BASE                     (500)
> > +#define GATE_JPEG_QCH                                (CLK_MFCMSCL_BASE + 0)
> > +#define GATE_M2M_QCH                         (CLK_MFCMSCL_BASE + 1)
> > +#define GATE_MCSC_QCH                                (CLK_MFCMSCL_BASE + 2)
> > +#define GATE_MFC_QCH                         (CLK_MFCMSCL_BASE + 3)
> > +#define GATE_MFCMSCL_CMU_MFCMSCL_QCH         (CLK_MFCMSCL_BASE + 4)
> > +#define GATE_SYSMMU_MFCMSCL_QCH                      (CLK_MFCMSCL_BASE + 5)
> > +#define GATE_CMU_MIF_CMUREF_QCH                      (CLK_MFCMSCL_BASE + 6)
> > +#define GATE_DMC_QCH                         (CLK_MFCMSCL_BASE + 7)
> > +#define GATE_MIF_CMU_MIF_QCH                 (CLK_MFCMSCL_BASE + 8)
> > +#define GATE_CMU_MIF1_CMU_REF_QCH            (CLK_MFCMSCL_BASE + 9)
> > +#define GATE_DMC1_QCH                                (CLK_MFCMSCL_BASE + 10)
> > +#define GATE_MIF1_CMU_MIF1_QCH                       (CLK_MFCMSCL_BASE + 11)
> > +#define GATE_MODEM_CMU_MODEM_QCH             (CLK_MFCMSCL_BASE + 12)
> > +#define DOUT_CLK_MFCMSCL_BUSP                        (CLK_MFCMSCL_BASE + 13)
> > +#define MFCMSCL_MFC                          (CLK_MFCMSCL_BASE + 14)
> > +#define MFCMSCL_M2M                          (CLK_MFCMSCL_BASE + 15)
> > +#define MFCMSCL_MCSC                         (CLK_MFCMSCL_BASE + 16)
> > +#define MFCMSCL_JPEG                         (CLK_MFCMSCL_BASE + 17)
> > +#define UMUX_CLKCMU_MFCMSCL_MFC                      (CLK_MFCMSCL_BASE + 18)
> > +#define UMUX_CLKCMU_MFCMSCL_M2M                      (CLK_MFCMSCL_BASE + 19)
> > +#define UMUX_CLKCMU_MFCMSCL_MCSC             (CLK_MFCMSCL_BASE + 20)
> > +#define UMUX_CLKCMU_MFCMSCL_JPEG             (CLK_MFCMSCL_BASE + 21)
> > +
> > +#define CLK_PERI_BASE                                (550)
> > +#define UMUX_CLKCMU_PERI_BUS_USER            (CLK_PERI_BASE + 0)
> > +#define UMUX_CLKCMU_PERI_UART_USER           (CLK_PERI_BASE + 1)
> > +#define UMUX_CLKCMU_PERI_HSI2C_USER          (CLK_PERI_BASE + 2)
> > +#define UMUX_CLKCMU_PERI_SPI_USER            (CLK_PERI_BASE + 3)
> > +#define GATE_BUSIF_TMU_QCH                   (CLK_PERI_BASE + 4)
> > +#define GATE_GPIO_PERI_QCH                   (CLK_PERI_BASE + 5)
> > +#define GATE_HSI2C_0_QCH                     (CLK_PERI_BASE + 6)
> > +#define GATE_HSI2C_1_QCH                     (CLK_PERI_BASE + 7)
> > +#define GATE_HSI2C_2_QCH                     (CLK_PERI_BASE + 8)
> > +#define GATE_I2C_0_QCH                               (CLK_PERI_BASE + 9)
> > +#define GATE_I2C_1_QCH                               (CLK_PERI_BASE + 10)
> > +#define GATE_I2C_2_QCH                               (CLK_PERI_BASE + 11)
> > +#define GATE_I2C_3_QCH                               (CLK_PERI_BASE + 12)
> > +#define GATE_I2C_4_QCH                               (CLK_PERI_BASE + 13)
> > +#define GATE_I2C_5_QCH                               (CLK_PERI_BASE + 14)
> > +#define GATE_I2C_6_QCH                               (CLK_PERI_BASE + 15)
> > +#define GATE_MCT_QCH                         (CLK_PERI_BASE + 16)
> > +#define GATE_OTP_CON_TOP_QCH                 (CLK_PERI_BASE + 17)
> > +#define GATE_PWM_MOTOR_QCH                   (CLK_PERI_BASE + 18)
> > +#define GATE_SPI_0_QCH                               (CLK_PERI_BASE + 19)
> > +#define GATE_UART_QCH                                (CLK_PERI_BASE + 20)
> > +#define GATE_WDT_0_QCH                               (CLK_PERI_BASE + 21)
> > +#define GATE_WDT_1_QCH                               (CLK_PERI_BASE + 22)
> > +#define DOUT_CLK_PERI_SPI_0                  (CLK_PERI_BASE + 23)
> > +#define DOUT_CLK_PERI_HSI2C_0                        (CLK_PERI_BASE + 24)
> > +#define DOUT_CLK_PERI_HSI2C_1                        (CLK_PERI_BASE + 25)
> > +#define DOUT_CLK_PERI_HSI2C_2                        (CLK_PERI_BASE + 26)
> > +#define DOUT_I2C_0                           (CLK_PERI_BASE + 27)
> > +#define DOUT_I2C_1                           (CLK_PERI_BASE + 28)
> > +#define DOUT_I2C_2                           (CLK_PERI_BASE + 29)
> > +#define DOUT_I2C_3                           (CLK_PERI_BASE + 30)
> > +#define DOUT_I2C_4                           (CLK_PERI_BASE + 31)
> > +#define DOUT_I2C_5                           (CLK_PERI_BASE + 32)
> > +#define DOUT_I2C_6                           (CLK_PERI_BASE + 33)
> > +#define DOUT_UART                            (CLK_PERI_BASE + 34)
> > +
> > +#define CLK_CLKOUT_BASE                              (700)
> > +#define OSC_NFC                                      (CLK_CLKOUT_BASE + 0)
> > +#define OSC_AUD                                      (CLK_CLKOUT_BASE + 1)
>
> What are these?
>
> > +
> > +/* Must be greater than maximal clock ID */
>
> Why?
>
> > +#define CLK_NR_CLKS                          (1125 + 1)
> > +
> > +#endif /* _DT_BINDINGS_CLOCK_EXYNOS_850_H */
> >
>
>
> Best regards,
> Krzysztof



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