Re: [PATCH v9 2/4] dt-bindings: stm32: update DT bingding for stm32mp25

From: Conor Dooley
Date: Thu Feb 08 2024 - 13:07:25 EST

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On Thu, Feb 08, 2024 at 03:22:59PM +0100, gabriel.fernandez@xxxxxxxxxxx wrote:
> From: Gabriel Fernandez <gabriel.fernandez@xxxxxxxxxxx>
>
> Now RCC driver use '.index' of clk_parent_data struct to define a parent.

The RCC driver in linux might have stopped using the names, but they
were a required property that could be replied upon by other software
too. Have you checked U-Boot or *BSD etc to make sure clock-names are
not used there?

Thanks,
Conor.

> The majority of parents are SCMI clocks, then dt-bindings must be fixed.
>
> Fixes: b5be49db3d47 ("dt-bindings: stm32: add clocks and reset binding for stm32mp25 platform")
>
> Signed-off-by: Gabriel Fernandez <gabriel.fernandez@xxxxxxxxxxx>
> ---
> .../bindings/clock/st,stm32mp25-rcc.yaml | 171 ++++++++++++++++--
> 1 file changed, 155 insertions(+), 16 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/clock/st,stm32mp25-rcc.yaml b/Documentation/devicetree/bindings/clock/st,stm32mp25-rcc.yaml
> index 7732e79a42b9..57bd4e7157bd 100644
> --- a/Documentation/devicetree/bindings/clock/st,stm32mp25-rcc.yaml
> +++ b/Documentation/devicetree/bindings/clock/st,stm32mp25-rcc.yaml
> @@ -38,22 +38,87 @@ properties:
> - description: CK_SCMI_MSI Low Power Internal oscillator (~ 4 MHz or ~ 16 MHz)
> - description: CK_SCMI_LSE Low Speed External oscillator (32 KHz)
> - description: CK_SCMI_LSI Low Speed Internal oscillator (~ 32 KHz)
> -
> - clock-names:
> - items:
> - - const: hse
> - - const: hsi
> - - const: msi
> - - const: lse
> - - const: lsi
> -
> + - description: CK_SCMI_HSE_DIV2 CK_SCMI_HSE divided by 2 (coud be gated)
> + - description: CK_SCMI_ICN_HS_MCU High Speed interconnect bus clock
> + - description: CK_SCMI_ICN_LS_MCU Low Speed interconnect bus clock
> + - description: CK_SCMI_ICN_SDMMC SDMMC interconnect bus clock
> + - description: CK_SCMI_ICN_DDR DDR interconnect bus clock
> + - description: CK_SCMI_ICN_DISPLAY Display interconnect bus clock
> + - description: CK_SCMI_ICN_HSL HSL interconnect bus clock
> + - description: CK_SCMI_ICN_NIC NIC interconnect bus clock
> + - description: CK_SCMI_ICN_VID Video interconnect bus clock
> + - description: CK_SCMI_FLEXGEN_07 flexgen clock 7
> + - description: CK_SCMI_FLEXGEN_08 flexgen clock 8
> + - description: CK_SCMI_FLEXGEN_09 flexgen clock 9
> + - description: CK_SCMI_FLEXGEN_10 flexgen clock 10
> + - description: CK_SCMI_FLEXGEN_11 flexgen clock 11
> + - description: CK_SCMI_FLEXGEN_12 flexgen clock 12
> + - description: CK_SCMI_FLEXGEN_13 flexgen clock 13
> + - description: CK_SCMI_FLEXGEN_14 flexgen clock 14
> + - description: CK_SCMI_FLEXGEN_15 flexgen clock 15
> + - description: CK_SCMI_FLEXGEN_16 flexgen clock 16
> + - description: CK_SCMI_FLEXGEN_17 flexgen clock 17
> + - description: CK_SCMI_FLEXGEN_18 flexgen clock 18
> + - description: CK_SCMI_FLEXGEN_19 flexgen clock 19
> + - description: CK_SCMI_FLEXGEN_20 flexgen clock 20
> + - description: CK_SCMI_FLEXGEN_21 flexgen clock 21
> + - description: CK_SCMI_FLEXGEN_22 flexgen clock 22
> + - description: CK_SCMI_FLEXGEN_23 flexgen clock 23
> + - description: CK_SCMI_FLEXGEN_24 flexgen clock 24
> + - description: CK_SCMI_FLEXGEN_25 flexgen clock 25
> + - description: CK_SCMI_FLEXGEN_26 flexgen clock 26
> + - description: CK_SCMI_FLEXGEN_27 flexgen clock 27
> + - description: CK_SCMI_FLEXGEN_28 flexgen clock 28
> + - description: CK_SCMI_FLEXGEN_29 flexgen clock 29
> + - description: CK_SCMI_FLEXGEN_30 flexgen clock 30
> + - description: CK_SCMI_FLEXGEN_31 flexgen clock 31
> + - description: CK_SCMI_FLEXGEN_32 flexgen clock 32
> + - description: CK_SCMI_FLEXGEN_33 flexgen clock 33
> + - description: CK_SCMI_FLEXGEN_34 flexgen clock 34
> + - description: CK_SCMI_FLEXGEN_35 flexgen clock 35
> + - description: CK_SCMI_FLEXGEN_36 flexgen clock 36
> + - description: CK_SCMI_FLEXGEN_37 flexgen clock 37
> + - description: CK_SCMI_FLEXGEN_38 flexgen clock 38
> + - description: CK_SCMI_FLEXGEN_39 flexgen clock 39
> + - description: CK_SCMI_FLEXGEN_40 flexgen clock 40
> + - description: CK_SCMI_FLEXGEN_41 flexgen clock 41
> + - description: CK_SCMI_FLEXGEN_42 flexgen clock 42
> + - description: CK_SCMI_FLEXGEN_43 flexgen clock 43
> + - description: CK_SCMI_FLEXGEN_44 flexgen clock 44
> + - description: CK_SCMI_FLEXGEN_45 flexgen clock 45
> + - description: CK_SCMI_FLEXGEN_46 flexgen clock 46
> + - description: CK_SCMI_FLEXGEN_47 flexgen clock 47
> + - description: CK_SCMI_FLEXGEN_48 flexgen clock 48
> + - description: CK_SCMI_FLEXGEN_49 flexgen clock 49
> + - description: CK_SCMI_FLEXGEN_50 flexgen clock 50
> + - description: CK_SCMI_FLEXGEN_51 flexgen clock 51
> + - description: CK_SCMI_FLEXGEN_52 flexgen clock 52
> + - description: CK_SCMI_FLEXGEN_53 flexgen clock 53
> + - description: CK_SCMI_FLEXGEN_54 flexgen clock 54
> + - description: CK_SCMI_FLEXGEN_55 flexgen clock 55
> + - description: CK_SCMI_FLEXGEN_56 flexgen clock 56
> + - description: CK_SCMI_FLEXGEN_57 flexgen clock 57
> + - description: CK_SCMI_FLEXGEN_58 flexgen clock 58
> + - description: CK_SCMI_FLEXGEN_59 flexgen clock 59
> + - description: CK_SCMI_FLEXGEN_60 flexgen clock 60
> + - description: CK_SCMI_FLEXGEN_61 flexgen clock 61
> + - description: CK_SCMI_FLEXGEN_62 flexgen clock 62
> + - description: CK_SCMI_FLEXGEN_63 flexgen clock 63
> + - description: CK_SCMI_ICN_APB1 Peripheral bridge 1
> + - description: CK_SCMI_ICN_APB2 Peripheral bridge 2
> + - description: CK_SCMI_ICN_APB3 Peripheral bridge 3
> + - description: CK_SCMI_ICN_APB4 Peripheral bridge 4
> + - description: CK_SCMI_ICN_APBDBG Peripheral bridge for degub
> + - description: CK_SCMI_TIMG1 Peripheral bridge for timer1
> + - description: CK_SCMI_TIMG2 Peripheral bridge for timer2
> + - description: CK_SCMI_PLL3 PLL3 clock
> + - description: clk_dsi_txbyte DSI byte clock
> required:
> - compatible
> - reg
> - '#clock-cells'
> - '#reset-cells'
> - clocks
> - - clock-names
>
> additionalProperties: false
>
> @@ -66,11 +131,85 @@ examples:
> reg = <0x44200000 0x10000>;
> #clock-cells = <1>;
> #reset-cells = <1>;
> - clock-names = "hse", "hsi", "msi", "lse", "lsi";
> - clocks = <&scmi_clk CK_SCMI_HSE>,
> - <&scmi_clk CK_SCMI_HSI>,
> - <&scmi_clk CK_SCMI_MSI>,
> - <&scmi_clk CK_SCMI_LSE>,
> - <&scmi_clk CK_SCMI_LSI>;
> + clocks = <&scmi_clk CK_SCMI_HSE>,
> + <&scmi_clk CK_SCMI_HSI>,
> + <&scmi_clk CK_SCMI_MSI>,
> + <&scmi_clk CK_SCMI_LSE>,
> + <&scmi_clk CK_SCMI_LSI>,
> + <&scmi_clk CK_SCMI_HSE_DIV2>,
> + <&scmi_clk CK_SCMI_ICN_HS_MCU>,
> + <&scmi_clk CK_SCMI_ICN_LS_MCU>,
> + <&scmi_clk CK_SCMI_ICN_SDMMC>,
> + <&scmi_clk CK_SCMI_ICN_DDR>,
> + <&scmi_clk CK_SCMI_ICN_DISPLAY>,
> + <&scmi_clk CK_SCMI_ICN_HSL>,
> + <&scmi_clk CK_SCMI_ICN_NIC>,
> + <&scmi_clk CK_SCMI_ICN_VID>,
> + <&scmi_clk CK_SCMI_FLEXGEN_07>,
> + <&scmi_clk CK_SCMI_FLEXGEN_08>,
> + <&scmi_clk CK_SCMI_FLEXGEN_09>,
> + <&scmi_clk CK_SCMI_FLEXGEN_10>,
> + <&scmi_clk CK_SCMI_FLEXGEN_11>,
> + <&scmi_clk CK_SCMI_FLEXGEN_12>,
> + <&scmi_clk CK_SCMI_FLEXGEN_13>,
> + <&scmi_clk CK_SCMI_FLEXGEN_14>,
> + <&scmi_clk CK_SCMI_FLEXGEN_15>,
> + <&scmi_clk CK_SCMI_FLEXGEN_16>,
> + <&scmi_clk CK_SCMI_FLEXGEN_17>,
> + <&scmi_clk CK_SCMI_FLEXGEN_18>,
> + <&scmi_clk CK_SCMI_FLEXGEN_19>,
> + <&scmi_clk CK_SCMI_FLEXGEN_20>,
> + <&scmi_clk CK_SCMI_FLEXGEN_21>,
> + <&scmi_clk CK_SCMI_FLEXGEN_22>,
> + <&scmi_clk CK_SCMI_FLEXGEN_23>,
> + <&scmi_clk CK_SCMI_FLEXGEN_24>,
> + <&scmi_clk CK_SCMI_FLEXGEN_25>,
> + <&scmi_clk CK_SCMI_FLEXGEN_26>,
> + <&scmi_clk CK_SCMI_FLEXGEN_27>,
> + <&scmi_clk CK_SCMI_FLEXGEN_28>,
> + <&scmi_clk CK_SCMI_FLEXGEN_29>,
> + <&scmi_clk CK_SCMI_FLEXGEN_30>,
> + <&scmi_clk CK_SCMI_FLEXGEN_31>,
> + <&scmi_clk CK_SCMI_FLEXGEN_32>,
> + <&scmi_clk CK_SCMI_FLEXGEN_33>,
> + <&scmi_clk CK_SCMI_FLEXGEN_34>,
> + <&scmi_clk CK_SCMI_FLEXGEN_35>,
> + <&scmi_clk CK_SCMI_FLEXGEN_36>,
> + <&scmi_clk CK_SCMI_FLEXGEN_37>,
> + <&scmi_clk CK_SCMI_FLEXGEN_38>,
> + <&scmi_clk CK_SCMI_FLEXGEN_39>,
> + <&scmi_clk CK_SCMI_FLEXGEN_40>,
> + <&scmi_clk CK_SCMI_FLEXGEN_41>,
> + <&scmi_clk CK_SCMI_FLEXGEN_42>,
> + <&scmi_clk CK_SCMI_FLEXGEN_43>,
> + <&scmi_clk CK_SCMI_FLEXGEN_44>,
> + <&scmi_clk CK_SCMI_FLEXGEN_45>,
> + <&scmi_clk CK_SCMI_FLEXGEN_46>,
> + <&scmi_clk CK_SCMI_FLEXGEN_47>,
> + <&scmi_clk CK_SCMI_FLEXGEN_48>,
> + <&scmi_clk CK_SCMI_FLEXGEN_49>,
> + <&scmi_clk CK_SCMI_FLEXGEN_50>,
> + <&scmi_clk CK_SCMI_FLEXGEN_51>,
> + <&scmi_clk CK_SCMI_FLEXGEN_52>,
> + <&scmi_clk CK_SCMI_FLEXGEN_53>,
> + <&scmi_clk CK_SCMI_FLEXGEN_54>,
> + <&scmi_clk CK_SCMI_FLEXGEN_55>,
> + <&scmi_clk CK_SCMI_FLEXGEN_56>,
> + <&scmi_clk CK_SCMI_FLEXGEN_57>,
> + <&scmi_clk CK_SCMI_FLEXGEN_58>,
> + <&scmi_clk CK_SCMI_FLEXGEN_59>,
> + <&scmi_clk CK_SCMI_FLEXGEN_60>,
> + <&scmi_clk CK_SCMI_FLEXGEN_61>,
> + <&scmi_clk CK_SCMI_FLEXGEN_62>,
> + <&scmi_clk CK_SCMI_FLEXGEN_63>,
> + <&scmi_clk CK_SCMI_ICN_APB1>,
> + <&scmi_clk CK_SCMI_ICN_APB2>,
> + <&scmi_clk CK_SCMI_ICN_APB3>,
> + <&scmi_clk CK_SCMI_ICN_APB4>,
> + <&scmi_clk CK_SCMI_ICN_APBDBG>,
> + <&scmi_clk CK_SCMI_TIMG1>,
> + <&scmi_clk CK_SCMI_TIMG2>,
> + <&scmi_clk CK_SCMI_PLL3>,
> + <&clk_dsi_txbyte>;
> };
> ...
> --
> 2.25.1
>

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Next message: Joe Damato: "Re: [PATCH net-next v6 1/4] eventpoll: support busy poll per epoll instance"
Previous message: Matthieu Baerts (NGI0): "[PATCH net 6/7] mptcp: really cope with fastopen race"
In reply to: gabriel.fernandez: "[PATCH v9 2/4] dt-bindings: stm32: update DT bingding for stm32mp25"
Next in thread: Gabriel FERNANDEZ: "Re: [PATCH v9 2/4] dt-bindings: stm32: update DT bingding for stm32mp25"
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