diff options
Diffstat (limited to 'firmware/target/arm/s5l8702/gpio-s5l8702.c')
| -rw-r--r-- | firmware/target/arm/s5l8702/gpio-s5l8702.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/firmware/target/arm/s5l8702/gpio-s5l8702.c b/firmware/target/arm/s5l8702/gpio-s5l8702.c index bd87005ad8..85033de78c 100644 --- a/firmware/target/arm/s5l8702/gpio-s5l8702.c +++ b/firmware/target/arm/s5l8702/gpio-s5l8702.c @@ -214,3 +214,22 @@ void ICODE_ATTR INT_EXT6(void) gpio_handler(0); } #endif + +#ifdef BOOTLOADER +static uint32_t gpio_data[16] = +{ + 0x5322222F, 0xEEEEEE00, 0x2332EEEE, 0x3333E222, + 0x33333333, 0x33333333, 0x3F000E33, 0xEEEEEEEE, + 0xEEEEEEEE, 0xEEEEEEEE, 0xE0EEEEEE, 0xEE00EE0E, + 0xEEEE0EEE, 0xEEEEEEEE, 0xEE2222EE, 0xEEEE0EEE +}; + +void gpio_preinit(void) +{ + for (int i = 0; i < 16; i++) { + PCON(i) = gpio_data[i]; + PUNB(i) = 0; + PUNC(i) = 0; + } +} +#endif |