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stm32g4: implement build,usb,can,i2c,spi,serial,adc.

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Signed-off-by: Matt Baker <baker.matt.j@gmail.com>
This commit is contained in:
Matt Baker
2022-09-21 21:45:51 -07:00
committed by KevinOConnor
parent 9ab367d813
commit c5d56f4438
12 changed files with 320 additions and 20 deletions
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59
src/stm32/stm32h7_adc.c
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@@ -32,7 +32,7 @@
#define ADC_ISR_LDORDY_Msk (0x1UL << ADC_ISR_LDORDY_Pos)
#define ADC_ISR_LDORDY ADC_ISR_LDORDY_Msk
#else // stm32l4
#elif CONFIG_MACH_STM32L4
#define RCC_AHBENR_ADC (RCC->AHB2ENR)
#define RCC_AHBENR_ADCEN (RCC_AHB2ENR_ADCEN)
#define ADC_CKMODE (0)
@@ -40,6 +40,19 @@
#define ADC_RES (0b00)
#define ADC_TS (ADC12_COMMON)
#define OVERSAMPLES (0)
#define ADC_MEAS_DELAY (10)
#elif CONFIG_MACH_STM32G4
#define ADCIN_BANK_SIZE (19)
#define RCC_AHBENR_ADC (RCC->AHB2ENR)
#define RCC_AHBENR_ADCEN (RCC_AHB2ENR_ADC12EN)
#define ADC_CKMODE (0b11)
#define ADC_ATICKS (0b100)
#define ADC_RES (0b00)
#define ADC_TS (ADC12_COMMON)
#define ADC_CCR_TSEN (ADC_CCR_VSENSESEL)
#define OVERSAMPLES (0)
#define ADC_MEAS_DELAY (10)
#endif
@@ -116,6 +129,45 @@ static const uint8_t adc_pins[] = {
0, // Vbat/4
ADC_TEMPERATURE_PIN,// VSENSE
0, // VREFINT
#elif CONFIG_MACH_STM32G4
0, // [0] vssa
GPIO('A', 0), // [1]
GPIO('A', 1), // [2]
GPIO('A', 2), // [3]
GPIO('A', 3), // [4]
GPIO('B', 14), // [5]
GPIO('C', 0), // [6]
GPIO('C', 1), // [7]
GPIO('C', 2), // [8]
GPIO('C', 3), // [9]
GPIO('F', 0), // [10]
GPIO('B', 12), // [11]
GPIO('B', 1), // [12]
0, // [13] opamp
GPIO('B', 11), // [14]
GPIO('B', 0), // [15]
ADC_TEMPERATURE_PIN, // [16] vtemp
0, // [17] vbat/3
0, // [18] vref
0, // [0] vssa ADC 2
GPIO('A', 0), // [1]
GPIO('A', 1), // [2]
GPIO('A', 6), // [3]
GPIO('A', 7), // [4]
GPIO('C', 4), // [5]
GPIO('C', 0), // [6]
GPIO('C', 1), // [7]
GPIO('C', 2), // [8]
GPIO('C', 3), // [9]
GPIO('F', 1), // [10]
GPIO('C', 5), // [11]
GPIO('B', 2), // [12]
GPIO('A', 5), // [13]
GPIO('B', 11), // [14]
GPIO('B', 15), // [15]
0, // [16] opamp
GPIO('A', 4), // [17]
0, // [18] opamp
#else // stm32l4
0, // vref
GPIO('C', 0), // ADC12_IN1 .. 16
@@ -168,7 +220,10 @@ gpio_adc_setup(uint32_t pin)
MODIFY_REG(ADC3_COMMON->CCR, ADC_CCR_CKMODE_Msk,
ADC_CKMODE << ADC_CCR_CKMODE_Pos);
chan -= 2 * ADCIN_BANK_SIZE;
} else if (chan >= ADCIN_BANK_SIZE){
} else
#endif
#ifdef ADC2
if (chan >= ADCIN_BANK_SIZE){
adc = ADC2;
RCC_AHBENR_ADC |= RCC_AHBENR_ADCEN;
MODIFY_REG(ADC12_COMMON->CCR, ADC_CCR_CKMODE_Msk,