Re: [PATCH] iio: adc: stm32: fix maximum clock rate for stm32mp15x

From: Jonathan Cameron
Date: Sat Jun 11 2022 - 12:06:01 EST


On Thu, 9 Jun 2022 11:52:34 +0200
Olivier Moysan <olivier.moysan@xxxxxxxxxxx> wrote:

> Change maximum STM32 ADC input clock rate to 36MHz, as specified
> in STM32MP15x datasheets.
>
> Fixes: d58c67d1d851 ("iio: adc: stm32-adc: add support for STM32MP1")
No gap here as per the other patch. Fixed up whilst applying and marked
for stable.

Thanks,

Jonathan

>
> Signed-off-by: Olivier Moysan <olivier.moysan@xxxxxxxxxxx>
> ---
> drivers/iio/adc/stm32-adc-core.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/iio/adc/stm32-adc-core.c b/drivers/iio/adc/stm32-adc-core.c
> index 142656232157..ce1a63a82034 100644
> --- a/drivers/iio/adc/stm32-adc-core.c
> +++ b/drivers/iio/adc/stm32-adc-core.c
> @@ -805,7 +805,7 @@ static const struct stm32_adc_priv_cfg stm32h7_adc_priv_cfg = {
> static const struct stm32_adc_priv_cfg stm32mp1_adc_priv_cfg = {
> .regs = &stm32h7_adc_common_regs,
> .clk_sel = stm32h7_adc_clk_sel,
> - .max_clk_rate_hz = 40000000,
> + .max_clk_rate_hz = 36000000,
> .has_syscfg = HAS_VBOOSTER | HAS_ANASWVDD,
> .num_irqs = 2,
> };