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drivers: entropy: stm32: Allow to configure clock source from dt

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Use STM32_DT_INST_CLOCKS to populate device clock information.
This will allow to add clock source information in next commits.

Signed-off-by: Erwan Gouriou <erwan.gouriou@linaro.org>
This commit is contained in:
Erwan Gouriou 2023-01-05 17:07:35 +01:00 • committed by Carles Cufí
commit 5cbff34e35
1 changed files with 6 additions and 5 deletions
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11
drivers/entropy/entropy_stm32.c
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@ -76,7 +76,7 @@ BUILD_ASSERT((CONFIG_ENTROPY_STM32_THR_POOL_SIZE &
"The CONFIG_ENTROPY_STM32_THR_POOL_SIZE must be a power of 2!"); "The CONFIG_ENTROPY_STM32_THR_POOL_SIZE must be a power of 2!");
struct entropy_stm32_rng_dev_cfg { struct entropy_stm32_rng_dev_cfg {
struct stm32_pclken pclken; struct stm32_pclken *pclken;
}; };
struct entropy_stm32_rng_dev_data { struct entropy_stm32_rng_dev_data {
@ -91,9 +91,10 @@ struct entropy_stm32_rng_dev_data {
RNG_POOL_DEFINE(thr, CONFIG_ENTROPY_STM32_THR_POOL_SIZE); RNG_POOL_DEFINE(thr, CONFIG_ENTROPY_STM32_THR_POOL_SIZE);
}; };
static const struct entropy_stm32_rng_dev_cfg entropy_stm32_rng_config = { static struct stm32_pclken pclken_rng[] = STM32_DT_INST_CLOCKS(0);
.pclken = { .bus = DT_INST_CLOCKS_CELL(0, bus),
.enr = DT_INST_CLOCKS_CELL(0, bits) }, static struct entropy_stm32_rng_dev_cfg entropy_stm32_rng_config = {
.pclken = pclken_rng
}; };
static struct entropy_stm32_rng_dev_data entropy_stm32_rng_data = { static struct entropy_stm32_rng_dev_data entropy_stm32_rng_data = {
@ -652,7 +653,7 @@ static int entropy_stm32_rng_init(const struct device *dev)
} }
res = clock_control_on(dev_data->clock, res = clock_control_on(dev_data->clock,
(clock_control_subsys_t *)&dev_cfg->pclken); (clock_control_subsys_t *)&dev_cfg->pclken[0]);
__ASSERT_NO_MSG(res == 0); __ASSERT_NO_MSG(res == 0);
/* Locking semaphore initialized to 1 (unlocked) */ /* Locking semaphore initialized to 1 (unlocked) */