From 75e435e314cb193eb2d5da39d6dbfb467f8ea8b6 Mon Sep 17 00:00:00 2001
From: Brendan <2bndy5@gmail.com>
Date: Fri, 28 Jun 2024 13:40:23 -0700
Subject: [PATCH] [CMake] default to SPIDEV driver

per nRF24/RF24#971
---
 CMakeLists.txt                     |  5 ----
 cmake/AutoConfig_RF24_DRIVER.cmake | 42 ++++++++++++++++--------------
 2 files changed, 22 insertions(+), 25 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 07dc9099..9525b09e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -151,11 +151,6 @@ if(DEFINED SLOW_ADDR_POLL_RESPONSE)
     message(STATUS "SLOW_ADDR_POLL_RESPONSE set to ${SLOW_ADDR_POLL_RESPONSE}")
     target_compile_definitions(${LibTargetName} PUBLIC SLOW_ADDR_POLL_RESPONSE=${SLOW_ADDR_POLL_RESPONSE})
 endif()
-# conditionally disable interruot support (a pigpio specific feature)
-if("${LibPIGPIO}" STREQUAL "LibPIGPIO-NOTFOUND" OR DEFINED RF24_NO_INTERRUPT)
-    message(STATUS "Disabling IRQ pin support")
-    target_compile_definitions(${LibTargetName} PUBLIC RF24_NO_INTERRUPT)
-endif()
 
 ###########################
 # target install rules for the RF24Network lib
diff --git a/cmake/AutoConfig_RF24_DRIVER.cmake b/cmake/AutoConfig_RF24_DRIVER.cmake
index 6e942caf..99e04082 100644
--- a/cmake/AutoConfig_RF24_DRIVER.cmake
+++ b/cmake/AutoConfig_RF24_DRIVER.cmake
@@ -26,31 +26,33 @@ else()
 endif()
 
 
-if(${RF24_DRIVER} STREQUAL "UNKNOWN") # invokes automatic configuration
-    if("${SOC}" STREQUAL "BCM2708" OR "${SOC}" STREQUAL "BCM2709" OR "${SOC}" STREQUAL "BCM2835")
-        set(RF24_DRIVER RPi CACHE STRING "using folder /utility/RPi" FORCE)
-    elseif(NOT "${LibPIGPIO}" STREQUAL "LibPIGPIO-NOTFOUND")
-        message(STATUS "Found pigpio library: ${LibPIGPIO}")
-        set(RF24_DRIVER pigpio CACHE STRING "using folder /utility/pigpio" FORCE)
-    elseif(NOT "${LibWiringPi}" STREQUAL "LibWiringPi-NOTFOUND")
-        message(STATUS "Found wiringPi library: ${LibWiringPi}")
-        set(RF24_DRIVER wiringPi CACHE STRING "using folder /utility/wiringPi" FORCE)
-    elseif(NOT "${LibLittleWire}" STREQUAL "LibLittleWire-NOTFOUND")
-        message(STATUS "Found LittleWire library: ${LibLittleWire}")
-        set(RF24_DRIVER LittleWire CACHE STRING "using folder /utility/LittleWire" FORCE)
-    elseif(NOT "${LibMRAA}" STREQUAL "LibMRAA-NOTFOUND")
-        message(STATUS "Found MRAA library: ${LibMRAA}")
-        set(RF24_DRIVER MRAA CACHE STRING "using folder /utility/MRAA" FORCE)
-    elseif(SPIDEV_EXISTS) # should be a non-empty string if SPI is enabled
-        message(STATUS "detected that SPIDEV is enabled: ${SPIDEV_EXISTS}")
-        set(RF24_DRIVER SPIDEV CACHE STRING "using folder /utility/SPIDEV" FORCE)
-    endif()
-endif()
+# if(${RF24_DRIVER} STREQUAL "UNKNOWN") # invokes automatic configuration
+#     if("${SOC}" STREQUAL "BCM2708" OR "${SOC}" STREQUAL "BCM2709" OR "${SOC}" STREQUAL "BCM2835")
+#         set(RF24_DRIVER RPi CACHE STRING "using folder /utility/RPi" FORCE)
+#     elseif(NOT "${LibPIGPIO}" STREQUAL "LibPIGPIO-NOTFOUND")
+#         message(STATUS "Found pigpio library: ${LibPIGPIO}")
+#         set(RF24_DRIVER pigpio CACHE STRING "using folder /utility/pigpio" FORCE)
+#     elseif(NOT "${LibWiringPi}" STREQUAL "LibWiringPi-NOTFOUND")
+#         message(STATUS "Found wiringPi library: ${LibWiringPi}")
+#         set(RF24_DRIVER wiringPi CACHE STRING "using folder /utility/wiringPi" FORCE)
+#     elseif(NOT "${LibLittleWire}" STREQUAL "LibLittleWire-NOTFOUND")
+#         message(STATUS "Found LittleWire library: ${LibLittleWire}")
+#         set(RF24_DRIVER LittleWire CACHE STRING "using folder /utility/LittleWire" FORCE)
+#     elseif(NOT "${LibMRAA}" STREQUAL "LibMRAA-NOTFOUND")
+#         message(STATUS "Found MRAA library: ${LibMRAA}")
+#         set(RF24_DRIVER MRAA CACHE STRING "using folder /utility/MRAA" FORCE)
+#     elseif(SPIDEV_EXISTS) # should be a non-empty string if SPI is enabled
+#         message(STATUS "detected that SPIDEV is enabled: ${SPIDEV_EXISTS}")
+#         set(RF24_DRIVER SPIDEV CACHE STRING "using folder /utility/SPIDEV" FORCE)
+#     endif()
+# endif()
 
 # override the auto-detect if RF24_DRIVER is defined in an env var
 if(DEFINED ENV{RF24_DRIVER})
     message(STATUS "RF24_DRIVER (set from env var) = $ENV{RF24_DRIVER}")
     set(RF24_DRIVER $ENV{RF24_DRIVER} CACHE STRING "" FORCE)
+elseif(${RF24_DRIVER} STREQUAL "UNKNOWN")
+    set(RF24_DRIVER SPIDEV CACHE STRING "using folder RF24/utility/SPIDEV" FORCE)
 endif()
 
 message(STATUS "Using driver: ${RF24_DRIVER}")