From 367b8e09d9c7d4aa62e49eedac0d66fb72414c38 Mon Sep 17 00:00:00 2001 From: Daniel Schaefer Date: Fri, 1 Sep 2023 07:20:24 +0800 Subject: [PATCH] is31fl3741: Allow changing config register (#21861) When not all SW pins are used, it's useful to disable those that aren't. Can reduce audible noise. ``` Layout: D7:D4 D3 D2:D1 D0 SWD LGC OSDE SSD SWS: SWx Setting. Change how many SW pins are active LGC: H/L Logic SSD: Software Shutdown Control ``` Signed-off-by: Daniel Schaefer --- drivers/led/issi/is31fl3741.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/led/issi/is31fl3741.c b/drivers/led/issi/is31fl3741.c index 70671c2a40f..5c84ac20671 100644 --- a/drivers/led/issi/is31fl3741.c +++ b/drivers/led/issi/is31fl3741.c @@ -61,6 +61,10 @@ # define ISSI_PERSISTENCE 0 #endif +#ifndef ISSI_CONFIGURATION +# define ISSI_CONFIGURATION 0x01 +#endif + #ifndef ISSI_SWPULLUP # define ISSI_SWPULLUP PUR_32KR #endif @@ -162,7 +166,7 @@ void is31fl3741_init(uint8_t addr) { is31fl3741_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_FUNCTION); // Set to Normal operation - is31fl3741_write_register(addr, ISSI_REG_CONFIGURATION, 0x01); + is31fl3741_write_register(addr, ISSI_REG_CONFIGURATION, ISSI_CONFIGURATION); // Set Golbal Current Control Register is31fl3741_write_register(addr, ISSI_REG_GLOBALCURRENT, ISSI_GLOBALCURRENT);