diff options
| author | Joel Challis <git@zvecr.com> | 2021-10-30 15:13:40 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-10-30 15:13:40 +0100 |
| commit | fb739a67c92483f6c072886b9ffbb90e55b6582d (patch) | |
| tree | e53e55a347ff44912ef47163e5b7f2547849c27b /drivers/led/issi | |
| parent | 5851ac1934a3948403cd1666f2b9b519224c51ca (diff) | |
Enable configuration of PWM frequency for IS31FL3733B (#14983)
* Enable PWM frequency for IS31FL3733B
* Document config option
* clang
Diffstat (limited to 'drivers/led/issi')
| -rw-r--r-- | drivers/led/issi/is31fl3733.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/led/issi/is31fl3733.c b/drivers/led/issi/is31fl3733.c index d99e5339c9..4ddd827caf 100644 --- a/drivers/led/issi/is31fl3733.c +++ b/drivers/led/issi/is31fl3733.c @@ -56,6 +56,10 @@ # define ISSI_PERSISTENCE 0 #endif +#ifndef ISSI_PWM_FREQUENCY +# define ISSI_PWM_FREQUENCY 0b000 // PFS - IS31FL3733B only +#endif + // Transfer buffer for TWITransmitData() uint8_t g_twi_transfer_buffer[20]; @@ -157,7 +161,7 @@ void IS31FL3733_init(uint8_t addr, uint8_t sync) { // Set global current to maximum. IS31FL3733_write_register(addr, ISSI_REG_GLOBALCURRENT, 0xFF); // Disable software shutdown. - IS31FL3733_write_register(addr, ISSI_REG_CONFIGURATION, (sync << 6) | 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); |