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clock_control: stm32: Configure MCO through devicetree instead of Kconfig #76556

Merged
merged 14 commits into from
Sep 16, 2024
Merged

clock_control: stm32: Configure MCO through devicetree instead of Kconfig #76556

merged 14 commits into from
Sep 16, 2024

Commits on Sep 15, 2024

  1. drivers: clock_control: Expose enabled_clock for clock driver library 

    Expose the helper function enabled_clock so that it can be used in
other clock library sources.

Signed-off-by: Joakim Andersson <joerchan@gmail.com>
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    joerchan committed Sep 15, 2024
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  2. drivers: clock_control: Add clock sources to common enabled_clock check 

    Add clock sources PLL2CLK, PLL3CLK and EXT_HSE.
Needed to check that these clocks are enabled in MCO code.

Signed-off-by: Joakim Andersson <joerchan@gmail.com>
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  3. dt-bindings: clock: Add clock sources for stm32f1x/10x for MCO 

    Add clock sources that can be output by the MCO on the stm32f1x and
stm32f10 connectivity line devices.

Signed-off-by: Joakim Andersson <joerchan@gmail.com>
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  4. include: dt-bindings: Add MCO select and prescaler macros for CFGR reg 

    Add MCO select and prescaler macros to set bits in the RCC CFGRx
register.
The set of supported boards are chosen to replace what is currently
supported in Kconfig.

Signed-off-by: Joakim Andersson <joerchan@gmail.com>
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  5. dts: bindings: Add stm32 microcontroller clock output binding 

    Add stm32 microcontroller clock output binding.

Signed-off-by: Joakim Andersson <joerchan@gmail.com>
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  6. include: Add STM32_MCO_CFGR bit encoding and decoding 

    Add macro for encoding MCO bit values into the CFGR register
of RCC. Add macros for decoding and extracting the different fields.

Signed-off-by: Joakim Andersson <joerchan@gmail.com>
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  7. drivers: Add driver for STM32 MCO peripheral 

    Add device driver for STM32 MCO peripheral which takes configures
the MCO clock source and prescaler, and outputs it on one of the GPIO
pins.

Signed-off-by: Joakim Andersson <joerchan@gmail.com>
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  8. dts: st: Add MCO node to STM32 boards 

    Add MCO device nodes to the STM32 boards.
The set of supported boards are chosen to replace what is currently
supported in Kconfig.

Signed-off-by: Joakim Andersson <joerchan@gmail.com>
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  9. include: dt-bindings: clock: fix stm32f7 missing HSE and PLLI2S_R source 

    Fix stm32f7 missing the definition for HSE and PLLI2S_R clock source.

Signed-off-by: Joakim Andersson <joerchan@gmail.com>
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  10. boards: Add MCO support for the stm32c0xx family 

    Add MCO support for the stm32c0xx family.

Signed-off-by: Joakim Andersson <joerchan@gmail.com>
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  11. samples: stm32: mco: Update sample to use dts instead of Kconfig 

    Update MCO board sample to use devicetree information instead of Kconfig
configurations.

Signed-off-by: Joakim Andersson <joerchan@gmail.com>
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  12. samples: stm32: mco: Add disco board which has 2 MCO instances 

    Add stm32f746g_disco board to MCO sample.
This board has 2 MCO instances so useful to show multiple instances
as well as checking the implementation.

Signed-off-by: Joakim Andersson <joerchan@gmail.com>
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  13. drivers: clock_control: Deprecate Kconfig for MCO configuration 

    Deprecate support for configuring the MCO source and prescaler from
Kconfig configurations.
This is now done by devicetree and an MCO driver instead, which also
configures the pin to be used by the MCO peripheral.

Signed-off-by: Joakim Andersson <joerchan@gmail.com>
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  14. doc: Document deprecated stm32 MCO kconfig options for MCO 

    Document deprecated stm32 MCO Kconfig options in favour of
setting MCO through devicetree.

Signed-off-by: Joakim Andersson <joerchan@gmail.com>
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