# # Copyright (c) 2020 Geanix ApS # # SPDX-License-Identifier: Apache-2.0 # description: | This is a representation of the Microchip MCP23S17 SPI Gpio Expander. compatible: "microchip,mcp23s17" include: [gpio-controller.yaml, spi-device.yaml] properties: "#gpio-cells": const: 2 ngpios: type: int required: true const: 16 description: Number of gpios supported gpio-cells: - pin - flags