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implement ergodox_left_leds_update in ergodox_ez

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Previously, this code was implemented in keymap.c, but I'm unaware of
someone with a different implementation of this particular hack. [If
someone has it, we can add another #ifdef in the future.]
This commit is contained in:
Don Armstrong 2017-10-27 13:34:03 -07:00
parent 2e3b99f7f1
commit 364aeeec53
1 changed files with 34 additions and 0 deletions
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34
keyboards/ergodox_ez/ergodox_ez.c
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@ -151,6 +151,40 @@ out:
return mcp23018_status;
}
#ifdef LEFT_LEDS
uint8_t ergodox_left_leds_update(void) {
if (mcp23018_status) { // if there was an error
return mcp23018_status;
}
#define LEFT_LED_1_SHIFT 7 // in MCP23018 port B
#define LEFT_LED_2_SHIFT 6 // in MCP23018 port B
#define LEFT_LED_3_SHIFT 7 // in MCP23018 port A
// set logical value (doesn't matter on inputs)
// - unused : hi-Z : 1
// - input : hi-Z : 1
// - driving : hi-Z : 1
mcp23018_status = i2c_start(I2C_ADDR_WRITE);
if (mcp23018_status) goto out;
mcp23018_status = i2c_write(OLATA);
if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0b11111111
& ~(ergodox_left_led_3<<LEFT_LED_3_SHIFT)
);
if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0b11111111
& ~(ergodox_left_led_2<<LEFT_LED_2_SHIFT)
& ~(ergodox_left_led_1<<LEFT_LED_1_SHIFT)
);
if (mcp23018_status) goto out;
out:
i2c_stop();
return mcp23018_status;
}
#endif
#ifdef ONEHAND_ENABLE
__attribute__ ((weak))
// swap-hands action needs a matrix to define the swap