Revert "drivers: spi: stm32 can support TI mode for the SPI frame format"

This reverts commit d563313.

Signed-off-by: Christopher Friedt <[email protected]>

Author: cfriedt

drivers/spi/spi_ll_stm32.c

@@ -559,11 +559,7 @@ static int spi_stm32_configure(const struct device *dev,
 
 #if !defined(CONFIG_SOC_SERIES_STM32F1X) \
 	&& (!defined(CONFIG_SOC_SERIES_STM32L1X) || defined(SPI_CR2_FRF))
-	if (cfg->ti_mode) {
-		LL_SPI_SetStandard(spi, LL_SPI_PROTOCOL_TI);
-	} else {
-		LL_SPI_SetStandard(spi, LL_SPI_PROTOCOL_MOTOROLA);
-	}
+	LL_SPI_SetStandard(spi, LL_SPI_PROTOCOL_MOTOROLA);
 #endif
 
 	/* At this point, it's mandatory to set this on the context! */
@@ -928,14 +924,6 @@ static void spi_stm32_irq_config_func_##id(const struct device *dev)		\
 #define SPI_DMA_STATUS_SEM(id)
 #endif
 
-#if !defined(CONFIG_SOC_SERIES_STM32F1X) \
-	&& (!defined(CONFIG_SOC_SERIES_STM32L1X) || defined(SPI_CR2_FRF))
-#define STM32_SPI_TI_MODE_CONFIG(id)				\
-	.ti_mode = DT_INST_PROP(id, frame_format),
-#else
-#define STM32_SPI_TI_MODE_CONFIG(id)
-#endif
-
 #if DT_HAS_COMPAT_STATUS_OKAY(st_stm32_spi_subghz)
 #define STM32_SPI_USE_SUBGHZSPI_NSS_CONFIG(id)				\
 	.use_subghzspi_nss = DT_INST_PROP_OR(				\
@@ -960,7 +948,6 @@ static const struct spi_stm32_config spi_stm32_cfg_##id = {		\
 	.pinctrl_list_size = ARRAY_SIZE(spi_pins_##id),			\
 	STM32_SPI_IRQ_HANDLER_FUNC(id)					\
 	STM32_SPI_USE_SUBGHZSPI_NSS_CONFIG(id)				\
-	STM32_SPI_TI_MODE_CONFIG(id)					\
 };									\
 									\
 static struct spi_stm32_data spi_stm32_dev_data_##id = {		\

drivers/spi/spi_ll_stm32.h

@@ -19,16 +19,6 @@ struct spi_stm32_config {
 #ifdef CONFIG_SPI_STM32_INTERRUPT
 	irq_config_func_t irq_config;
 #endif
-
-#if !defined(CONFIG_SOC_SERIES_STM32F1X) \
-	&& (!defined(CONFIG_SOC_SERIES_STM32L1X) || defined(SPI_CR2_FRF))
-	/*
-	 * if supported by the instance, this bit will configure the frame-format
-	 * of the SPI to be compliant with the TI protocol.
-	 */
-	bool ti_mode;
-#endif
-
 #if DT_HAS_COMPAT_STATUS_OKAY(st_stm32_spi_subghz)
 	bool use_subghzspi_nss;
 #endif