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#!/bin/bash
I2C_BUS=7
CHIP_ADDR=0x47
read_id() {
local idx=0
local result=0
local value=0
for ((idx=0; idx<6; idx++))
do
typeset -i value=$(gpioget $(gpiofind "FM_BMC_BOARD_SKU_ID${idx}_N"))
value=$((value << idx))
result=$((result | value))
done
echo $result
}
BOARD_ID=$(read_id)
if grep -q 'CPU part\s*: 0xc07' /proc/cpuinfo; then # AST2600
if [[ $BOARD_ID == 62 || $BOARD_ID == 61 ]]; then
# Write 0x01 data into General Control Register (offset 0x0A)
# Write 0x21 data into General Control Register (offset 0x0A)
# Write 0x80 data into Connection Status Register (offset 0x08)
# Write 0x20 data into General Control Register (offset 0x0A)
i2cset -y $I2C_BUS $CHIP_ADDR 0x0a 0x01; i2cset -y $I2C_BUS $CHIP_ADDR 0x0a 0x21; i2cset -y $I2C_BUS $CHIP_ADDR 0x08 0x80; i2cset -y $I2C_BUS $CHIP_ADDR 0x0a 0x20
echo "Configured USB Type C controller"
fi
fi
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