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SiLabs Pearl: I2C: Do not try to force specific locations of pins 

Pearl can freely select pins, so do not force both SDA and SCL pins
to have the same "location".
pull/1501/head
Mikko Polojarvi 2015-12-03 17:52:27 +02:00 committed by Steven Cooreman
parent c1e5c0b907
commit 316e8733df
2 changed files with 5 additions and 0 deletions
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3
libraries/mbed/targets/hal/TARGET_Silicon_Labs/TARGET_EFM32/i2c_api.c
View File

@ -107,10 +107,13 @@ void i2c_preinit(i2c_t *obj, PinName sda, PinName scl)
obj->i2c.i2c = (I2C_TypeDef*) pinmap_merge(i2c_sda, i2c_scl);
MBED_ASSERT(((int) obj->i2c.i2c) != NC);
#ifndef _SILICON_LABS_32B_PLATFORM_2
int loc_sda = pin_location(sda, PinMap_I2C_SDA);
int loc_scl = pin_location(scl, PinMap_I2C_SCL);
obj->i2c.loc = pinmap_merge(loc_sda, loc_scl);
MBED_ASSERT(obj->i2c.loc != NC);
#endif
obj->i2c.sda = sda;
obj->i2c.scl = scl;
}

2
libraries/mbed/targets/hal/TARGET_Silicon_Labs/TARGET_EFM32/objects.h
View File

@ -66,7 +66,9 @@ struct dac_s {
#if DEVICE_I2C
struct i2c_s {
I2C_TypeDef *i2c;
#ifndef _SILICON_LABS_32B_PLATFORM_2
int loc;
#endif
uint8_t index;
PinName sda;
PinName scl;