STM32H7_SPI_IER
ier = readl_relaxed(spi->base + STM32H7_SPI_IER);
writel_relaxed(ier, spi->base + STM32H7_SPI_IER);
stm32_spi_set_bits(spi, STM32H7_SPI_IER, ier);
writel_relaxed(0, spi->base + STM32H7_SPI_IER);