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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
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GPG key ID: B5690EEEBB952194
49 changed files with 280 additions and 603 deletions
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27
keyboards/ergodox_ez/led_i2c.c
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@ -24,30 +24,41 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
# include "ws2812.h"
void setleds_custom(rgb_led_t *led, uint16_t led_num) {
i2c_init();
i2c_start(0x84, ERGODOX_EZ_I2C_TIMEOUT);
uint16_t length = 0;
int i = 0;
int j = 0;
# ifdef RGBW
int bytes_per_led = 4;
# else
int bytes_per_led = 3;
# endif
# if defined(ERGODOX_LED_30)
// prevent right-half code from trying to bitbang all 30
// so with 30 LEDs, we count from 29 to 15 here, and the
// other half does 0 to 14.
uint8_t half_led_num = RGBLIGHT_LED_COUNT / 2;
length = half_led_num * bytes_per_led;
uint8_t data[length];
for (i = half_led_num + half_led_num - 1; i >= half_led_num; --i)
# elif defined(ERGODOX_LED_15_MIRROR)
length = led_num * bytes_per_led;
uint8_t data[length];
for (i = 0; i < led_num; ++i)
# else // ERGDOX_LED_15 non-mirrored
length = led_num * bytes_per_led;
uint8_t data[length];
for (i = led_num - 1; i >= 0; --i)
# endif
{
uint8_t *data = (uint8_t *)(led + i);
i2c_write(*data++, ERGODOX_EZ_I2C_TIMEOUT);
i2c_write(*data++, ERGODOX_EZ_I2C_TIMEOUT);
i2c_write(*data++, ERGODOX_EZ_I2C_TIMEOUT);
uint8_t *data_byte = (uint8_t *)(led + i);
data[j++] = data_byte[0];
data[j++] = data_byte[1];
data[j++] = data_byte[2];
#ifdef RGBW
i2c_write(*data++, ERGODOX_EZ_I2C_TIMEOUT);
data[j++] = data_byte[3];
#endif
}
i2c_stop();
i2c_transmit(0x84, data, sizeof(data), ERGODOX_EZ_I2C_TIMEOUT);
ws2812_setleds(led, led_num);
}