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Merge pull request #8169 from beduino-project/boards/bluepill/i2c-rebased

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bluepill: add i2c support
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Sebastian Meiling 2017-12-04 15:41:48 +01:00 committed by GitHub
commit 38ee38e791
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2 changed files with 37 additions and 1 deletions
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3
boards/bluepill/Makefile.features
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@ -1,10 +1,11 @@
# Put defined MCU peripherals here (in alphabetical order)
FEATURES_PROVIDED += periph_adc
FEATURES_PROVIDED += periph_gpio
FEATURES_PROVIDED += periph_i2c
FEATURES_PROVIDED += periph_pwm
FEATURES_PROVIDED += periph_spi
FEATURES_PROVIDED += periph_timer
FEATURES_PROVIDED += periph_uart
FEATURES_PROVIDED += periph_adc
# The board MPU family (used for grouping by the CI system)
FEATURES_MCU_GROUP = cortex_m3_2

35
boards/bluepill/include/periph_conf.h
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@ -152,6 +152,41 @@ static const uart_conf_t uart_config[] = {
#define UART_NUMOF (sizeof(uart_config) / sizeof(uart_config[0]))
/** @} */
/**
* @name I2C configuration
* @{
*/
#define I2C_NUMOF (2U)
#define I2C_0_EN 1
#define I2C_1_EN 0 /* Disabled by default since pins collide with USART3. */
#define I2C_IRQ_PRIO 1
#define I2C_APBCLK (CLOCK_APB1)
/* I2C 0 device configuration */
#define I2C_0_DEV I2C1
#define I2C_0_CLKEN() (periph_clk_en(APB1, RCC_APB1ENR_I2C1EN))
#define I2C_0_CLKDIS() (periph_clk_dis(APB1, RCC_APB1ENR_I2C1EN))
#define I2C_0_EVT_IRQ I2C1_EV_IRQn
#define I2C_0_EVT_ISR isr_i2c1_ev
#define I2C_0_ERR_IRQ I2C1_ER_IRQn
#define I2C_0_ERR_ISR isr_i2c1_er
/* I2C 0 pin configuration */
#define I2C_0_SCL_PIN GPIO_PIN(PORT_B, 6)
#define I2C_0_SDA_PIN GPIO_PIN(PORT_B, 7)
/* I2C 1 device configuration */
#define I2C_1_DEV I2C2
#define I2C_1_CLKEN() (periph_clk_en(APB1, RCC_APB1ENR_I2C2EN))
#define I2C_1_CLKDIS() (periph_clk_dis(APB1, RCC_APB1ENR_I2C2EN))
#define I2C_1_EVT_IRQ I2C2_EV_IRQn
#define I2C_1_EVT_ISR isr_i2c2_ev
#define I2C_1_ERR_IRQ I2C2_ER_IRQn
#define I2C_1_ERR_ISR isr_i2c2_er
/* I2C 1 pin configuration */
#define I2C_1_SCL_PIN GPIO_PIN(PORT_B, 10)
#define I2C_1_SDA_PIN GPIO_PIN(PORT_B, 11)
/** @} */
/**
* @name PWM configuration
* @{