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path: root/drivers/arm/i2c_master.c
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Diffstat (limited to 'drivers/arm/i2c_master.c')
-rw-r--r--drivers/arm/i2c_master.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/arm/i2c_master.c b/drivers/arm/i2c_master.c
index 5814375f3..9b4a752b1 100644
--- a/drivers/arm/i2c_master.c
+++ b/drivers/arm/i2c_master.c
@@ -33,11 +33,17 @@
33static uint8_t i2c_address; 33static uint8_t i2c_address;
34 34
35static const I2CConfig i2cconfig = { 35static const I2CConfig i2cconfig = {
36#ifdef USE_I2CV1
37 I2C1_OPMODE,
38 I2C1_CLOCK_SPEED,
39 I2C1_DUTY_CYCLE,
40#else
36 STM32_TIMINGR_PRESC(I2C1_TIMINGR_PRESC) | 41 STM32_TIMINGR_PRESC(I2C1_TIMINGR_PRESC) |
37 STM32_TIMINGR_SCLDEL(I2C1_TIMINGR_SCLDEL) | STM32_TIMINGR_SDADEL(I2C1_TIMINGR_SDADEL) | 42 STM32_TIMINGR_SCLDEL(I2C1_TIMINGR_SCLDEL) | STM32_TIMINGR_SDADEL(I2C1_TIMINGR_SDADEL) |
38 STM32_TIMINGR_SCLH(I2C1_TIMINGR_SCLH) | STM32_TIMINGR_SCLL(I2C1_TIMINGR_SCLL), 43 STM32_TIMINGR_SCLH(I2C1_TIMINGR_SCLH) | STM32_TIMINGR_SCLL(I2C1_TIMINGR_SCLL),
39 0, 44 0,
40 0 45 0
46#endif
41}; 47};
42 48
43static i2c_status_t chibios_to_qmk(const msg_t* status) { 49static i2c_status_t chibios_to_qmk(const msg_t* status) {
@@ -61,8 +67,13 @@ void i2c_init(void)
61 67
62 chThdSleepMilliseconds(10); 68 chThdSleepMilliseconds(10);
63 69
70#ifdef USE_I2CV1
71 palSetPadMode(I2C1_SCL_BANK, I2C1_SCL, PAL_MODE_STM32_ALTERNATE_OPENDRAIN);
72 palSetPadMode(I2C1_SDA_BANK, I2C1_SDA, PAL_MODE_STM32_ALTERNATE_OPENDRAIN);
73#else
64 palSetPadMode(I2C1_SCL_BANK, I2C1_SCL, PAL_MODE_ALTERNATE(I2C1_SCL_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN); 74 palSetPadMode(I2C1_SCL_BANK, I2C1_SCL, PAL_MODE_ALTERNATE(I2C1_SCL_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN);
65 palSetPadMode(I2C1_SDA_BANK, I2C1_SDA, PAL_MODE_ALTERNATE(I2C1_SDA_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN); 75 palSetPadMode(I2C1_SDA_BANK, I2C1_SDA, PAL_MODE_ALTERNATE(I2C1_SDA_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN);
76#endif
66 77
67 //i2cInit(); //This is invoked by halInit() so no need to redo it. 78 //i2cInit(); //This is invoked by halInit() so no need to redo it.
68} 79}