Change module enable logic

include/sta/stm32/spi.hpp

@@ -11,26 +11,21 @@
  * @brief STM32 SPI module.
  */
 
-#ifdef DOXYGEN
-/**
- * @def STA_STM32_SPI_ENABLE
- * @brief Enable module.
- *
- * Requires **STM_GPIO** module.
- *
- * @ingroup stm32BuildConfig
- */
-#  define STA_STM32_SPI_ENABLE
-#endif // DOXYGEN
-
 
+// Only enable module on STM32 platform w/ HAL SPI module enabled
 #include <sta/config.hpp>
-#ifdef STA_STM32_SPI_ENABLE
+#ifdef STA_PLATFORM_STM32
+#  include <sta/stm32/hal.hpp>
+#  ifndef HAL_GPIO_MODULE_ENABLED
+#    error "STM32 GPIO module required!"
+#  endif // !HAL_GPIO_MODULE_ENABLED
+#  ifdef HAL_SPI_MODULE_ENABLED
+#    define STA_STM32_SPI_ENABLED
+#  endif // HAL_SPI_MODULE_ENABLED
+#endif // STA_PLATFORM_STM32
 
-#ifndef STA_STM32_GPIO_ENABLE
-#error "STM32 GPIO module required"
-#endif // !STA_STM32_GPIO_ENABLE
 
+#ifdef STA_STM32_SPI_ENABLED
 
 #include <sta/spi/device.hpp>
 #include <sta/spi/interface.hpp>
@@ -128,6 +123,6 @@ namespace sta
 #define STA_STM32_SPI_INFO(handle) sta::STM32SpiInterfaceInfo{&handle, STA_STM32_GET_HANDLE_PCLK_FREQ_FN(handle)}
 
 
-#endif // STA_STM32_SPI_ENABLE
+#endif // STA_STM32_SPI_ENABLED
 
 #endif // STA_CORE_STM32_SPI_HPP