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Add and use PWM frequency defines for ISSI LED drivers (#22009)

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Ryan 2023-09-14 17:02:40 +10:00 • committed by GitHub
parent f9ed1e3ebc
commit 76daf29ef0
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18 changed files with 58 additions and 12 deletions
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7
drivers/led/issi/is31fl3741.c
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@ -49,6 +49,7 @@
#define IS31FL3741_REG_CONFIGURATION 0x00 // PG4
#define IS31FL3741_REG_GLOBALCURRENT 0x01 // PG4
#define IS31FL3741_REG_PULLDOWNUP 0x02 // PG4
#define IS31FL3741_REG_PWM_FREQUENCY 0x36 // PG4
#define IS31FL3741_REG_RESET 0x3F // PG4
#ifndef IS31FL3741_I2C_TIMEOUT
@ -63,6 +64,10 @@
# define IS31FL3741_CONFIGURATION 0x01
#endif
#ifndef IS31FL3741_PWM_FREQUENCY
# define IS31FL3741_PWM_FREQUENCY IS31FL3741_PWM_FREQUENCY_29K_HZ
#endif
#ifndef IS31FL3741_SWPULLUP
# define IS31FL3741_SWPULLUP IS31FL3741_PUR_32KR
#endif
@ -170,6 +175,8 @@ void is31fl3741_init(uint8_t addr) {
is31fl3741_write_register(addr, IS31FL3741_REG_GLOBALCURRENT, IS31FL3741_GLOBALCURRENT);
// Set Pull up & Down for SWx CSy
is31fl3741_write_register(addr, IS31FL3741_REG_PULLDOWNUP, ((IS31FL3741_CSPULLUP << 4) | IS31FL3741_SWPULLUP));
// Set PWM frequency
is31fl3741_write_register(addr, IS31FL3741_REG_PWM_FREQUENCY, (IS31FL3741_PWM_FREQUENCY & 0b1111));
// is31fl3741_update_led_scaling_registers(addr, 0xFF, 0xFF, 0xFF);