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stm32 F2/F4 gpio_set_af() fix

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This commit is contained in:
Jason Kotzin 2012-08-22 17:00:29 -07:00
parent 34beeae925
commit fb110dd3e6
2 changed files with 2 additions and 2 deletions
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2
lib/stm32/f2/gpio.c
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@ -86,7 +86,7 @@ void gpio_set_af(u32 gpioport, u8 alt_func_num, u16 gpios)
for (i = 8; i < 16; i++) { for (i = 8; i < 16; i++) {
if (!((1 << i) & gpios)) if (!((1 << i) & gpios))
continue; continue;
afrl &= ~GPIO_AFR_MASK(i - 8); afrh &= ~GPIO_AFR_MASK(i - 8);
afrh |= GPIO_AFR(i - 8, alt_func_num); afrh |= GPIO_AFR(i - 8, alt_func_num);
} }

2
lib/stm32/f4/gpio.c
View File

@ -86,7 +86,7 @@ void gpio_set_af(u32 gpioport, u8 alt_func_num, u16 gpios)
for (i = 8; i < 16; i++) { for (i = 8; i < 16; i++) {
if (!((1 << i) & gpios)) if (!((1 << i) & gpios))
continue; continue;
afrl &= ~GPIO_AFR_MASK(i - 8); afrh &= ~GPIO_AFR_MASK(i - 8);
afrh |= GPIO_AFR(i - 8, alt_func_num); afrh |= GPIO_AFR(i - 8, alt_func_num);
} }