GIO_BANK_SIZE 36 drivers/gpio/gpio-brcmstb.c #define GIO_BANK_OFF(bank, off) (((bank) * GIO_BANK_SIZE) + (off * sizeof(u32))) GIO_BANK_SIZE 372 drivers/gpio/gpio-brcmstb.c int res_num_banks = resource_size(res) / GIO_BANK_SIZE;