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path: root/keyboards/gboards/gergo/gergo.c
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Diffstat (limited to 'keyboards/gboards/gergo/gergo.c')
-rw-r--r--keyboards/gboards/gergo/gergo.c24
1 files changed, 9 insertions, 15 deletions
diff --git a/keyboards/gboards/gergo/gergo.c b/keyboards/gboards/gergo/gergo.c
index da2a3007a8..41d383d408 100644
--- a/keyboards/gboards/gergo/gergo.c
+++ b/keyboards/gboards/gergo/gergo.c
@@ -43,23 +43,17 @@ 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(0b10000000, I2C_TIMEOUT); if (mcp23018_status) goto out;
- mcp23018_status = i2c_write(0b11111111, I2C_TIMEOUT); if (mcp23018_status) goto out;
- i2c_stop();
+ uint8_t data[] = {0b10000000, 0b11111111};
+ 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(0b10000000, I2C_TIMEOUT); if (mcp23018_status) goto out;
- mcp23018_status = i2c_write(0b11111111, I2C_TIMEOUT); if (mcp23018_status) goto out;
+ 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);
+ }
-out:
- i2c_stop();
// SREG=sreg_prev;
//uprintf("Init %x\n", mcp23018_status);
return mcp23018_status;