From 3cd8839b6d8ed3ad7a7b8e35de93334dea5523a0 Mon Sep 17 00:00:00 2001
From: Theo Arends <11044339+arendst@users.noreply.github.com>
Date: Wed, 1 Mar 2023 17:59:22 +0100
Subject: [PATCH] Fix ESP8266 compilation

---
 tasmota/tasmota_xdrv_driver/xdrv_67_mcp23xxx.ino | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/tasmota/tasmota_xdrv_driver/xdrv_67_mcp23xxx.ino b/tasmota/tasmota_xdrv_driver/xdrv_67_mcp23xxx.ino
index a120ae5bf..d8f55b69d 100644
--- a/tasmota/tasmota_xdrv_driver/xdrv_67_mcp23xxx.ino
+++ b/tasmota/tasmota_xdrv_driver/xdrv_67_mcp23xxx.ino
@@ -558,7 +558,12 @@ void MCP23xModuleInit(void) {
 
 #ifdef USE_SPI
   if ((SPI_MOSI_MISO == TasmotaGlobal.spi_enabled) && PinUsed(GPIO_MCP23SXX_CS, GPIO_ANY)) {
+#ifdef ESP8266
+    SPI.begin();
+#endif
+#ifdef ESP32
     SPI.begin(Pin(GPIO_SPI_CLK), Pin(GPIO_SPI_MISO), Pin(GPIO_SPI_MOSI), -1);
+#endif
     while ((Mcp23x.max_devices < MCP23XXX_MAX_DEVICES) && PinUsed(GPIO_MCP23SXX_CS, Mcp23x.max_devices)) {
       Mcp23x.device[Mcp23x.chip].pin_cs = Pin(GPIO_MCP23SXX_CS, Mcp23x.max_devices);
       digitalWrite(Mcp23x.device[Mcp23x.chip].pin_cs, 1);