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atsamd: Use enumerations for buses and reserve pins

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Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor
2019-03-31 23:37:17 -04:00
parent 7e8ecfe177
commit bc9fd03dab
9 changed files with 37 additions and 32 deletions
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6
src/atsamd/i2c.c
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@@ -45,12 +45,6 @@ i2c_init(uint32_t bus, SercomI2cm *si)
struct i2c_config
i2c_setup(uint32_t bus, uint32_t rate, uint8_t addr)
{
#ifdef SERCOM7
if (bus > 7)
#else
if (bus > 5)
#endif
shutdown("Unsupported i2c bus");
Sercom *sercom = sercom_enable_pclock(bus);
sercom_i2c_pins(bus);
SercomI2cm *si = &sercom->I2CM;