diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/awinic/aw20216.c | 40 |
1 files changed, 26 insertions, 14 deletions
diff --git a/drivers/awinic/aw20216.c b/drivers/awinic/aw20216.c index 269bb3a59a..776653fa6c 100644 --- a/drivers/awinic/aw20216.c +++ b/drivers/awinic/aw20216.c @@ -43,6 +43,10 @@ #define AW_CONFIG_DEFAULT 0b10110000 #define AW_CHIPEN 1 +#define AW_PWM_REGISTER_COUNT 216 + +#define AW_SPI_START(PIN) spi_start(PIN, false, 0, AW_SPI_DIVISOR) + #ifndef AW_SCALING_MAX # define AW_SCALING_MAX 150 #endif @@ -63,13 +67,13 @@ # define AW_SPI_DIVISOR 4 #endif -uint8_t g_spi_transfer_buffer[20] = {0}; -aw_led g_pwm_buffer[DRIVER_LED_TOTAL]; -bool g_pwm_buffer_update_required[DRIVER_LED_TOTAL]; +uint8_t g_spi_transfer_buffer[3] = {0}; +uint8_t g_pwm_buffer[DRIVER_COUNT][AW_PWM_REGISTER_COUNT]; +bool g_pwm_buffer_update_required[DRIVER_COUNT] = {false}; bool AW20216_write_register(pin_t slave_pin, uint8_t page, uint8_t reg, uint8_t data) { // Do we need to call spi_stop() if this fails? - if (!spi_start(slave_pin, false, 0, AW_SPI_DIVISOR)) { + if (!AW_SPI_START(slave_pin)) { return false; } @@ -147,10 +151,11 @@ void AW20216_init(void) { } void AW20216_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) { - g_pwm_buffer[index].r = red; - g_pwm_buffer[index].g = green; - g_pwm_buffer[index].b = blue; - g_pwm_buffer_update_required[index] = true; + aw_led led = g_aw_leds[index]; + g_pwm_buffer[led.driver][led.r] = red; + g_pwm_buffer[led.driver][led.g] = green; + g_pwm_buffer[led.driver][led.b] = blue; + g_pwm_buffer_update_required[led.driver] = true; return; } void AW20216_set_color_all(uint8_t red, uint8_t green, uint8_t blue) { @@ -159,12 +164,19 @@ void AW20216_set_color_all(uint8_t red, uint8_t green, uint8_t blue) { } return; } + +void AW20216_write_pwm_buffer(pin_t slave_pin, uint8_t buffer_idx) { + AW_SPI_START(slave_pin); + spi_write((AWINIC_ID | AW_PAGE_PWM | AW_WRITE)); + spi_write(0); + spi_transmit(g_pwm_buffer[buffer_idx], AW_PWM_REGISTER_COUNT); + spi_stop(); +} + void AW20216_update_pwm_buffers(void) { - for (uint8_t i = 0; i < DRIVER_LED_TOTAL; i++) { - if (g_pwm_buffer_update_required[i]) { - AW20216_update_pwm(i, g_pwm_buffer[i].r, g_pwm_buffer[i].g, g_pwm_buffer[i].b); - g_pwm_buffer_update_required[i] = false; - } - } + AW20216_write_pwm_buffer(DRIVER_1_CS, 0); +#ifdef DRIVER_2_CS + AW20216_write_pwm_buffer(DRIVER_2_CS, 1); +#endif return; } |