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stm32: Add MCU temp for Stm32h7 (#5606)

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Added mcu temperature to the stm32h7 processor.

Signed-off-by: Aaron DeLyser <bluwolf@gmail.com>
This commit is contained in:
adelyser
2022-06-27 08:16:09 -06:00
committed by GitHub
parent 045455648a
commit 84b2bfe313
2 changed files with 17 additions and 2 deletions
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13
src/stm32/stm32h7_adc.c
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@@ -22,6 +22,9 @@
#define ADC_ISR_LDORDY_Msk (0x1UL << ADC_ISR_LDORDY_Pos)
#define ADC_ISR_LDORDY ADC_ISR_LDORDY_Msk
#define ADC_TEMPERATURE_PIN 0xfe
DECL_ENUMERATION("pin", "ADC_TEMPERATURE", ADC_TEMPERATURE_PIN);
DECL_CONSTANT("ADC_MAX", 4095);
// GPIOs like A0_C are not covered!
@@ -88,7 +91,7 @@ static const uint8_t adc_pins[] = {
GPIO('H', 4), // ADC3_INP15
GPIO('H', 5), // ADC3_INP16
0, // Vbat/4
0, // VSENSE
ADC_TEMPERATURE_PIN,// VSENSE
0, // VREFINT
};
@@ -185,7 +188,13 @@ gpio_adc_setup(uint32_t pin)
MODIFY_REG(adc->CFGR2, ADC_CFGR2_OVSS_Msk,
OVERSAMPLES_EXPONENT << ADC_CFGR2_OVSS_Pos);
}
gpio_peripheral(pin, GPIO_ANALOG, 0);
if (pin == ADC_TEMPERATURE_PIN) {
ADC3_COMMON->CCR = ADC_CCR_TSEN;
} else {
gpio_peripheral(pin, GPIO_ANALOG, 0);
}
// Preselect (connect) channel
adc->PCSEL |= (1 << chan);
return (struct gpio_adc){ .adc = adc, .chan = chan };