drivers: dma: dmamux_stm32: remove unused SO and RGO functions

Functions related to synchronization inputs and request generators were
present in the DMAMUX driver, despite being completely unused.
Remove them for compatibility with WB0 which lacks this hardware.

Signed-off-by: Mathieu Choplain <[email protected]>

Author: mathieuchopstm

drivers/dma/dmamux_stm32.c

@@ -56,42 +56,6 @@ struct dmamux_stm32_config {
 	const struct dmamux_stm32_channel *mux_channels;
 };
 
-/*
- * LISTIFY is used to generate arrays with function pointers to check
- * and clear interrupt flags using LL functions
- */
-#define DMAMUX_CHANNEL(i, _)		LL_DMAMUX_CHANNEL_ ## i
-#define IS_ACTIVE_FLAG_SOX(i, _)	LL_DMAMUX_IsActiveFlag_SO  ## i
-#define CLEAR_FLAG_SOX(i, _)		LL_DMAMUX_ClearFlag_SO ## i
-#define IS_ACTIVE_FLAG_RGOX(i, _)	LL_DMAMUX_IsActiveFlag_RGO  ## i
-#define CLEAR_FLAG_RGOX(i, _)		LL_DMAMUX_ClearFlag_RGO ## i
-
-uint32_t table_ll_channel[] = {
-	LISTIFY(DT_INST_PROP(0, dma_channels), DMAMUX_CHANNEL, (,))
-};
-
-#if !defined(CONFIG_SOC_SERIES_STM32G0X) && \
-	!defined(CONFIG_SOC_SERIES_STM32C0X)
-#define dmamux_channel_typedef DMAMUX_Channel_TypeDef
-#else
-#define dmamux_channel_typedef const DMAMUX_Channel_TypeDef
-#endif
-uint32_t (*func_ll_is_active_so[])(dmamux_channel_typedef * DMAMUXx) = {
-	LISTIFY(DT_INST_PROP(0, dma_channels), IS_ACTIVE_FLAG_SOX, (,))
-};
-
-void (*func_ll_clear_so[])(dmamux_channel_typedef * DMAMUXx) = {
-	LISTIFY(DT_INST_PROP(0, dma_channels), CLEAR_FLAG_SOX, (,))
-};
-
-uint32_t (*func_ll_is_active_rgo[])(dmamux_channel_typedef * DMAMUXx) = {
-	LISTIFY(DT_INST_PROP(0, dma_generators), IS_ACTIVE_FLAG_RGOX, (,))
-};
-
-void (*func_ll_clear_rgo[])(dmamux_channel_typedef * DMAMUXx) = {
-	LISTIFY(DT_INST_PROP(0, dma_generators), CLEAR_FLAG_RGOX, (,))
-};
-
 typedef int (*dma_configure_fn)(const struct device *dev, uint32_t id, struct dma_config *config);
 typedef int (*dma_start_fn)(const struct device *dev, uint32_t id);
 typedef int (*dma_stop_fn)(const struct device *dev, uint32_t id);