
Add a new property to represent the number of GPIO pins supported by the GPIO controller. Signed-off-by: Bin Meng <bin.meng@windriver.com> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Message-id: 1591625864-31494-7-git-send-email-bmeng.cn@gmail.com Message-Id: <1591625864-31494-7-git-send-email-bmeng.cn@gmail.com> Signed-off-by: Alistair Francis <alistair.francis@wdc.com>