diff options
Diffstat (limited to 'drivers/led/issi/is31fl3733-simple.c')
| -rw-r--r-- | drivers/led/issi/is31fl3733-simple.c | 56 |
1 files changed, 28 insertions, 28 deletions
diff --git a/drivers/led/issi/is31fl3733-simple.c b/drivers/led/issi/is31fl3733-simple.c index d90fd8587f..f9a0a271a8 100644 --- a/drivers/led/issi/is31fl3733-simple.c +++ b/drivers/led/issi/is31fl3733-simple.c @@ -81,7 +81,7 @@ uint8_t g_twi_transfer_buffer[20]; // The control buffers match the PG0 LED On/Off registers. // Storing them like this is optimal for I2C transfers to the registers. // We could optimize this and take out the unused registers from these -// buffers and the transfers in IS31FL3733_write_pwm_buffer() but it's +// buffers and the transfers in is31fl3733_write_pwm_buffer() but it's // probably not worth the extra complexity. uint8_t g_pwm_buffer[LED_DRIVER_COUNT][192]; bool g_pwm_buffer_update_required[LED_DRIVER_COUNT] = {false}; @@ -98,7 +98,7 @@ uint8_t g_led_control_registers[LED_DRIVER_COUNT][24] = {{0}, {0}, {0}, {0}}; #endif bool g_led_control_registers_update_required[LED_DRIVER_COUNT] = {false}; -bool IS31FL3733_write_register(uint8_t addr, uint8_t reg, uint8_t data) { +bool is31fl3733_write_register(uint8_t addr, uint8_t reg, uint8_t data) { // If the transaction fails function returns false. g_twi_transfer_buffer[0] = reg; g_twi_transfer_buffer[1] = data; @@ -117,7 +117,7 @@ bool IS31FL3733_write_register(uint8_t addr, uint8_t reg, uint8_t data) { return true; } -bool IS31FL3733_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) { +bool is31fl3733_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) { // Assumes PG1 is already selected. // If any of the transactions fails function returns false. // Transmit PWM registers in 12 transfers of 16 bytes. @@ -146,7 +146,7 @@ bool IS31FL3733_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) { return true; } -void IS31FL3733_init(uint8_t addr, uint8_t sync) { +void is31fl3733_init(uint8_t addr, uint8_t sync) { // In order to avoid the LEDs being driven with garbage data // in the LED driver's PWM registers, shutdown is enabled last. // Set up the mode and other settings, clear the PWM registers, @@ -154,45 +154,45 @@ void IS31FL3733_init(uint8_t addr, uint8_t sync) { // Sync is passed so set it according to the datasheet. // Unlock the command register. - IS31FL3733_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5); + is31fl3733_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5); // Select PG0 - IS31FL3733_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL); + is31fl3733_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL); // Turn off all LEDs. for (int i = 0x00; i <= 0x17; i++) { - IS31FL3733_write_register(addr, i, 0x00); + is31fl3733_write_register(addr, i, 0x00); } // Unlock the command register. - IS31FL3733_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5); + is31fl3733_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5); // Select PG1 - IS31FL3733_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM); + is31fl3733_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM); // Set PWM on all LEDs to 0 // No need to setup Breath registers to PWM as that is the default. for (int i = 0x00; i <= 0xBF; i++) { - IS31FL3733_write_register(addr, i, 0x00); + is31fl3733_write_register(addr, i, 0x00); } // Unlock the command register. - IS31FL3733_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5); + is31fl3733_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5); // Select PG3 - IS31FL3733_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_FUNCTION); + is31fl3733_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_FUNCTION); // Set de-ghost pull-up resistors (SWx) - IS31FL3733_write_register(addr, ISSI_REG_SWPULLUP, ISSI_SWPULLUP); + is31fl3733_write_register(addr, ISSI_REG_SWPULLUP, ISSI_SWPULLUP); // Set de-ghost pull-down resistors (CSx) - IS31FL3733_write_register(addr, ISSI_REG_CSPULLUP, ISSI_CSPULLUP); + is31fl3733_write_register(addr, ISSI_REG_CSPULLUP, ISSI_CSPULLUP); // Set global current to maximum. - IS31FL3733_write_register(addr, ISSI_REG_GLOBALCURRENT, ISSI_GLOBALCURRENT); + is31fl3733_write_register(addr, ISSI_REG_GLOBALCURRENT, ISSI_GLOBALCURRENT); // Disable software shutdown. - IS31FL3733_write_register(addr, ISSI_REG_CONFIGURATION, ((sync & 0b11) << 6) | ((ISSI_PWM_FREQUENCY & 0b111) << 3) | 0x01); + is31fl3733_write_register(addr, ISSI_REG_CONFIGURATION, ((sync & 0b11) << 6) | ((ISSI_PWM_FREQUENCY & 0b111) << 3) | 0x01); // Wait 10ms to ensure the device has woken up. wait_ms(10); } -void IS31FL3733_set_value(int index, uint8_t value) { +void is31fl3733_set_value(int index, uint8_t value) { is31_led led; if (index >= 0 && index < LED_MATRIX_LED_COUNT) { memcpy_P(&led, (&g_is31_leds[index]), sizeof(led)); @@ -205,13 +205,13 @@ void IS31FL3733_set_value(int index, uint8_t value) { } } -void IS31FL3733_set_value_all(uint8_t value) { +void is31fl3733_set_value_all(uint8_t value) { for (int i = 0; i < LED_MATRIX_LED_COUNT; i++) { - IS31FL3733_set_value(i, value); + is31fl3733_set_value(i, value); } } -void IS31FL3733_set_led_control_register(uint8_t index, bool value) { +void is31fl3733_set_led_control_register(uint8_t index, bool value) { is31_led led; memcpy_P(&led, (&g_is31_leds[index]), sizeof(led)); @@ -227,28 +227,28 @@ void IS31FL3733_set_led_control_register(uint8_t index, bool value) { g_led_control_registers_update_required[led.driver] = true; } -void IS31FL3733_update_pwm_buffers(uint8_t addr, uint8_t index) { +void is31fl3733_update_pwm_buffers(uint8_t addr, uint8_t index) { if (g_pwm_buffer_update_required[index]) { // Firstly we need to unlock the command register and select PG1. - IS31FL3733_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5); - IS31FL3733_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM); + is31fl3733_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5); + is31fl3733_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM); // If any of the transactions fail we risk writing dirty PG0, // refresh page 0 just in case. - if (!IS31FL3733_write_pwm_buffer(addr, g_pwm_buffer[index])) { + if (!is31fl3733_write_pwm_buffer(addr, g_pwm_buffer[index])) { g_led_control_registers_update_required[index] = true; } g_pwm_buffer_update_required[index] = false; } } -void IS31FL3733_update_led_control_registers(uint8_t addr, uint8_t index) { +void is31fl3733_update_led_control_registers(uint8_t addr, uint8_t index) { if (g_led_control_registers_update_required[index]) { // Firstly we need to unlock the command register and select PG0 - IS31FL3733_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5); - IS31FL3733_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL); + is31fl3733_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5); + is31fl3733_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL); for (int i = 0; i < 24; i++) { - IS31FL3733_write_register(addr, i, g_led_control_registers[index][i]); + is31fl3733_write_register(addr, i, g_led_control_registers[index][i]); } g_led_control_registers_update_required[index] = false; } |