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I2C driver cleanup (#21273)

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* remove i2c_start and i2c_stop from i2c drivers

* remove static i2c_address variable from chibios i2c driver
This commit is contained in:
David Hoelscher
2024-01-17 07:05:38 -06:00
committed by GitHub
parent 2b0965944d
commit e9bd7d7ad3
49 changed files with 280 additions and 603 deletions
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keyboards/handwired/frenchdev/frenchdev.c
+9 -16
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@@ -83,23 +83,16 @@ uint8_t init_mcp23018(void) {
// - unused : input : 1
// - input : input : 1
// - driving : output : 0
mcp23018_status = i2c_start(I2C_ADDR_WRITE, I2C_TIMEOUT); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(IODIRA, I2C_TIMEOUT); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0b00000000, I2C_TIMEOUT); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0b00111111, I2C_TIMEOUT); if (mcp23018_status) goto out;
i2c_stop();
uint8_t data[] = {0b00000000, 0b00111111};
mcp23018_status = i2c_writeReg(I2C_ADDR, IODIRA, data, sizeof(data), I2C_TIMEOUT);
// set pull-up
// - unused : on : 1
// - input : on : 1
// - driving : off : 0
mcp23018_status = i2c_start(I2C_ADDR_WRITE, I2C_TIMEOUT); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(GPPUA, I2C_TIMEOUT); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0b00000000, I2C_TIMEOUT); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0b00111111, I2C_TIMEOUT); if (mcp23018_status) goto out;
out:
i2c_stop();
if (!mcp23018_status) {
// set pull-up
// - unused : on : 1
// - input : on : 1
// - driving : off : 0
mcp23018_status = i2c_writeReg(I2C_ADDR, GPPUA, data, sizeof(data), I2C_TIMEOUT);
}
// SREG=sreg_prev;