1root {
2    platform {
3        gpio_config {
4            controller_0x120d0000 {
5                match_attr = "linux_gpio_adapter";
6                groupNum = 12;
7                bitNum = 8;
8                regBase = 0x120d0000;
9                regStep = 0x1000;
10                irqStart = 48;
11                irqShare = 0;
12            }
13        }
14    }
15}
16