collect information

gpio-banks

~# grep "" /sys/class/gpio/gpiochip*/*
/sys/class/gpio/gpiochip404/base:404
/sys/class/gpio/gpiochip404/label:0-0020
/sys/class/gpio/gpiochip404/ngpio:8
/sys/class/gpio/gpiochip412/base:412
/sys/class/gpio/gpiochip412/label:aobus-banks
/sys/class/gpio/gpiochip412/ngpio:15
/sys/class/gpio/gpiochip427/base:427
/sys/class/gpio/gpiochip427/label:periphs-banks
/sys/class/gpio/gpiochip427/ngpio:85

meson-g12a-gpio.h

/* First GPIO chip */
#define GPIOAO_0	0
#define GPIOAO_1	1
#define GPIOAO_2	2
#define GPIOAO_3	3
#define GPIOAO_4	4
#define GPIOAO_5	5
#define GPIOAO_6	6
#define GPIOAO_7	7
#define GPIOAO_8	8
#define GPIOAO_9	9
#define GPIOAO_10	10
#define GPIOAO_11	11
#define GPIOE_0		12
#define GPIOE_1		13
#define GPIOE_2		14
 
/* Second GPIO chip */
#define GPIOZ_0		0
#define GPIOZ_1		1
#define GPIOZ_2		2
#define GPIOZ_3		3
#define GPIOZ_4		4
#define GPIOZ_5		5
#define GPIOZ_6		6
#define GPIOZ_7		7
#define GPIOZ_8		8
#define GPIOZ_9		9
#define GPIOZ_10	10
#define GPIOZ_11	11
#define GPIOZ_12	12
#define GPIOZ_13	13
#define GPIOZ_14	14
#define GPIOZ_15	15
#define GPIOH_0		16
#define GPIOH_1		17
#define GPIOH_2		18
#define GPIOH_3		19
#define GPIOH_4		20
#define GPIOH_5		21
#define GPIOH_6		22
#define GPIOH_7		23
#define GPIOH_8		24
#define BOOT_0		25
#define BOOT_1		26
#define BOOT_2		27
#define BOOT_3		28
#define BOOT_4		29
#define BOOT_5		30
#define BOOT_6		31
#define BOOT_7		32
#define BOOT_8		33
#define BOOT_9		34
#define BOOT_10		35
#define BOOT_11		36
#define BOOT_12		37
#define BOOT_13		38
#define BOOT_14		39
#define BOOT_15		40
#define GPIOC_0		41
#define GPIOC_1		42
#define GPIOC_2		43
#define GPIOC_3		44
#define GPIOC_4		45
#define GPIOC_5		46
#define GPIOC_6		47
#define GPIOC_7		48
#define GPIOA_0		49
#define GPIOA_1		50
#define GPIOA_2		51
#define GPIOA_3		52
#define GPIOA_4		53
#define GPIOA_5		54
#define GPIOA_6		55
#define GPIOA_7		56
#define GPIOA_8		57
#define GPIOA_9		58
#define GPIOA_10	59
#define GPIOA_11	60
#define GPIOA_12	61
#define GPIOA_13	62
#define GPIOA_14	63
#define GPIOA_15	64
#define GPIOX_0		65
#define GPIOX_1		66
#define GPIOX_2		67
#define GPIOX_3		68
#define GPIOX_4		69
#define GPIOX_5		70
#define GPIOX_6		71
#define GPIOX_7		72
#define GPIOX_8		73
#define GPIOX_9		74
#define GPIOX_10	75
#define GPIOX_11	76
#define GPIOX_12	77
#define GPIOX_13	78
#define GPIOX_14	79
#define GPIOX_15	80
#define GPIOX_16	81
#define GPIOX_17	82
#define GPIOX_18	83
#define GPIOX_19	84