blob: 205ecaff0fc5aea06148cb28eeb739594d7ae963 [file] [log] [blame]
#!/bin/bash
# Set all output GPIOs as such and drive them with reasonable values.
function set_gpio_active_low() {
if [ $# -ne 2 ]; then
echo "set_gpio_active_low: need both GPIO# and initial level";
return;
fi
echo $1 > /sys/class/gpio/export
echo 1 > /sys/class/gpio/gpio$1/active_low
echo $2 > /sys/class/gpio/gpio$1/direction
}
GPIO_BASE=$(cat /sys/devices/platform/ahb/ahb:apb/1e780000.gpio/gpio/*/base)
# FM_BMC_READY_N, GPIO Q4, active low
set_gpio_active_low $((${GPIO_BASE} + 128 + 4)) high
# FM_BMC_SSB_SMI_LPC_N, GPIO Q6, active low
set_gpio_active_low $((${GPIO_BASE} + 128 + 6)) high
# FM_BMC_SYS_THROTTLE_N, GPIO A3, active low
set_gpio_active_low $((${GPIO_BASE} + 0 + 3)) high
# FM_BMC_SSB_SCI_LPC_N, GPIO E4, active low
set_gpio_active_low $((${GPIO_BASE} + 32 + 4)) high
# FP_PWR_BTN_PASS_R_N, GPIO D3, active low
set_gpio_active_low $((${GPIO_BASE} + 24 + 3)) high
exit 0;