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drivers: clock: stm32-mco: support MCO with enable bit

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On STM32MP13, a dedicated MCO enable bit within the MCO clock control
register must be set in order to activate the MCO.

Signed-off-by: Alain Volmat <alain.volmat@foss.st.com>
This commit is contained in:
Alain Volmat 2025-05-04 12:10:14 +02:00 • committed by Fabio Baltieri
commit 933446ff4a
1 changed files with 5 additions and 0 deletions
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5
drivers/clock_control/clock_stm32_mco.c
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@ -49,6 +49,11 @@ static int stm32_mco_init(const struct device *dev)
STM32_DT_CLKSEL_VAL_GET(pclken->enr) <<
STM32_DT_CLKSEL_SHIFT_GET(pclken->enr));
#if defined(MCOX_ON)
sys_set_bits(DT_REG_ADDR(DT_NODELABEL(rcc)) + STM32_DT_CLKSEL_REG_GET(pclken->enr),
MCOX_ON);
#endif
#if defined(HAS_PRESCALER)
/* MCO prescaler */
sys_clear_bits(