blob: c6485a4f63440b139f14bf56aa4d7c9b9cb52327 [file] [log] [blame]
#!/bin/bash
# shellcheck source=meta-quanta/meta-gsj/recipes-gsj/quanta-nvme-powerctrl/files/nvme_powerctrl_library.sh
source /usr/libexec/nvme_powerctrl_library.sh
function set_gpio() {
#$1 gpio pin
echo "$1" > /sys/class/gpio/export
}
echo "Read Clock Gen Value is: $CLOCK_GEN_VALUE"
## Initial U2_PRESENT_N
for i in "${!U2_PRESENT[@]}";
do
set_gpio "${U2_PRESENT[$i]}";
set_gpio_direction "${U2_PRESENT[$i]}" 'in';
echo "Read $i SSD present: $(read_gpio_input "${U2_PRESENT[$i]}")"
done
## Initial POWER_U2_EN
for i in "${!POWER_U2[@]}";
do
set_gpio "${POWER_U2[$i]}";
done
## Initial PWRGD_U2
for i in "${!PWRGD_U2[@]}";
do
set_gpio "${PWRGD_U2[$i]}";
set_gpio_direction "${PWRGD_U2[$i]}" 'in';
echo "Read $i SSD Power Good: $(read_gpio_input "${PWRGD_U2[$i]}")"
done
## Initial RST_BMC_U2
for i in "${!RST_BMC_U2[@]}";
do
set_gpio "${RST_BMC_U2[$i]}";
done
### Initial related Power by Present
for i in {0..7};
do
update_value=$(printf '%x\n' "$((0x01 << i))")
if [ "$(read_gpio_input "${U2_PRESENT[$i]}")" == $PLUGGED ];then
CLOCK_GEN_VALUE=$(printf '0x%x\n' \
"$((CLOCK_GEN_VALUE | 0x$update_value))")
else
set_gpio_direction "${RST_BMC_U2[$i]}" "low"
set_gpio_direction "${POWER_U2[$i]}" "low"
CLOCK_GEN_VALUE=$(printf '0x%x\n' \
"$((CLOCK_GEN_VALUE & ~0x$update_value))")
fi
done
i2cset -y $I2C_BUS $CHIP_ADDR 0 "$CLOCK_GEN_VALUE" s
echo "Read Clock Gen Value again is: $CLOCK_GEN_VALUE"
exit 0;