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path: root/drivers/issi/is31fl3733.c
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Diffstat (limited to 'drivers/issi/is31fl3733.c')
-rw-r--r--drivers/issi/is31fl3733.c38
1 files changed, 19 insertions, 19 deletions
diff --git a/drivers/issi/is31fl3733.c b/drivers/issi/is31fl3733.c
index c18ed7ca3..aa247f4e8 100644
--- a/drivers/issi/is31fl3733.c
+++ b/drivers/issi/is31fl3733.c
@@ -75,10 +75,10 @@ uint8_t g_twi_transfer_buffer[20];
// buffers and the transfers in IS31FL3733_write_pwm_buffer() but it's
// probably not worth the extra complexity.
uint8_t g_pwm_buffer[DRIVER_COUNT][192];
-bool g_pwm_buffer_update_required = false;
+bool g_pwm_buffer_update_required[DRIVER_COUNT] = { false };
uint8_t g_led_control_registers[DRIVER_COUNT][24] = { { 0 }, { 0 } };
-bool g_led_control_registers_update_required = false;
+bool g_led_control_registers_update_required[DRIVER_COUNT] = { false };
void IS31FL3733_write_register( uint8_t addr, uint8_t reg, uint8_t data )
{
@@ -123,12 +123,13 @@ void IS31FL3733_write_pwm_buffer( uint8_t addr, uint8_t *pwm_buffer )
}
}
-void IS31FL3733_init( uint8_t addr )
+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,
// then disable software shutdown.
+ // Sync is passed so set it according to the datasheet.
// Unlock the command register.
IS31FL3733_write_register( addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5 );
@@ -161,7 +162,7 @@ void IS31FL3733_init( uint8_t addr )
// Set global current to maximum.
IS31FL3733_write_register( addr, ISSI_REG_GLOBALCURRENT, 0xFF );
// Disable software shutdown.
- IS31FL3733_write_register( addr, ISSI_REG_CONFIGURATION, 0x01 );
+ IS31FL3733_write_register( addr, ISSI_REG_CONFIGURATION, (sync << 6) | 0x01 );
// Wait 10ms to ensure the device has woken up.
#ifdef __AVR__
@@ -179,7 +180,7 @@ void IS31FL3733_set_color( int index, uint8_t red, uint8_t green, uint8_t blue )
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 = true;
+ g_pwm_buffer_update_required[led.driver] = true;
}
}
@@ -218,35 +219,34 @@ void IS31FL3733_set_led_control_register( uint8_t index, bool red, bool green, b
g_led_control_registers[led.driver][control_register_b] &= ~(1 << bit_b);
}
- g_led_control_registers_update_required = true;
+ g_led_control_registers_update_required[led.driver] = true;
}
-void IS31FL3733_update_pwm_buffers( uint8_t addr1, uint8_t addr2 )
+void IS31FL3733_update_pwm_buffers( uint8_t addr, uint8_t index )
{
- if ( g_pwm_buffer_update_required )
+ if ( g_pwm_buffer_update_required[index] )
{
// Firstly we need to unlock the command register and select PG1
- IS31FL3733_write_register( addr1, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5 );
- IS31FL3733_write_register( addr1, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM );
+ IS31FL3733_write_register( addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5 );
+ IS31FL3733_write_register( addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM );
- IS31FL3733_write_pwm_buffer( addr1, g_pwm_buffer[0] );
- //IS31FL3733_write_pwm_buffer( addr2, g_pwm_buffer[1] );
+ IS31FL3733_write_pwm_buffer( addr, g_pwm_buffer[index] );
}
- g_pwm_buffer_update_required = false;
+ g_pwm_buffer_update_required[index] = false;
}
-void IS31FL3733_update_led_control_registers( uint8_t addr1, uint8_t addr2 )
+void IS31FL3733_update_led_control_registers( uint8_t addr, uint8_t index )
{
- if ( g_led_control_registers_update_required )
+ if ( g_led_control_registers_update_required[index] )
{
// Firstly we need to unlock the command register and select PG0
- IS31FL3733_write_register( addr1, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5 );
- IS31FL3733_write_register( addr1, 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(addr1, i, g_led_control_registers[0][i] );
- //IS31FL3733_write_register(addr2, i, g_led_control_registers[1][i] );
+ IS31FL3733_write_register(addr, i, g_led_control_registers[index][i] );
}
}
+ g_led_control_registers_update_required[index] = false;
}