From: Kun Yi kunyi@google.com
[ Upstream commit f21c8e753b1dcb8f9e5b096db1f7f4e6fdfa7258 ]
Change initial PWM target to 255 to prevent overheating, for example when BMC hangs in userspace or when userspace fan control application is not implemented yet.
Signed-off-by: Kun Yi kunyi@google.com Signed-off-by: Guenter Roeck linux@roeck-us.net Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/hwmon/npcm750-pwm-fan.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/hwmon/npcm750-pwm-fan.c b/drivers/hwmon/npcm750-pwm-fan.c index b998f9fbed41e..979b579bc118f 100644 --- a/drivers/hwmon/npcm750-pwm-fan.c +++ b/drivers/hwmon/npcm750-pwm-fan.c @@ -52,7 +52,7 @@
/* Define the Counter Register, value = 100 for match 100% */ #define NPCM7XX_PWM_COUNTER_DEFAULT_NUM 255 -#define NPCM7XX_PWM_CMR_DEFAULT_NUM 127 +#define NPCM7XX_PWM_CMR_DEFAULT_NUM 255 #define NPCM7XX_PWM_CMR_MAX 255
/* default all PWM channels PRESCALE2 = 1 */