3  * Xilinx Zynq UltraScale+ MPSoC Quad-SPI (QSPI) controller driver
25 /* Generic QSPI register offsets */
161  * struct qspi_platform_data - zynqmp qspi platform data structure
169  * struct zynqmp_qspi - Defines qspi driver instance
171  * @regs:		Virtual address of the QSPI controller registers
185  * @mode:		Defines the mode in which QSPI is operating
189  * @has_tapdelay:	Used for tapdelay register available in qspi
285  * zynqmp_qspi_set_tapdelay:   To configure qspi tap delays
338  * The default settings of the QSPI controller's configurable parameters on
352  *	- Enable the QSPI controller
457  * @qspi:	Pointer to the spi_device structure
460 static void zynqmp_qspi_chipselect(struct spi_device *qspi, bool is_high)  in zynqmp_qspi_chipselect()  argument
462 	struct zynqmp_qspi *xqspi = spi_controller_get_devdata(qspi->controller);  in zynqmp_qspi_chipselect()
469 		if (!spi_get_chipselect(qspi, 0)) {  in zynqmp_qspi_chipselect()
535  * zynqmp_qspi_config_op - Configure QSPI controller for specified
538  * @qspi:	Pointer to the spi_device structure
540  * Sets the operational mode of QSPI controller for the next QSPI transfer and
552  *	by the QSPI controller the driver will set the highest or lowest
556 				 struct spi_device *qspi)  in zynqmp_qspi_config_op()  argument
561 	req_speed_hz = qspi->max_speed_hz;  in zynqmp_qspi_config_op()
587  * zynqmp_qspi_setup_op - Configure the QSPI controller
588  * @qspi:	Pointer to the spi_device structure
590  * Sets the operational mode of QSPI controller for the next QSPI transfer,
591  * baud rate and divisor value to setup the requested qspi clock.
595 static int zynqmp_qspi_setup_op(struct spi_device *qspi)  in zynqmp_qspi_setup_op()  argument
597 	struct spi_controller *ctlr = qspi->controller;  in zynqmp_qspi_setup_op()
739  * zynqmp_process_dma_irq - Handler for DMA done interrupt of QSPI
788  * zynqmp_qspi_irq - Interrupt service routine of the QSPI controller
946  * zynqmp_qspi_suspend - Suspend method for the QSPI driver
949  * This function stops the QSPI driver queue and disables the QSPI controller
969  * zynqmp_qspi_resume - Resume method for the QSPI driver
972  * The function starts the QSPI driver queue and initializes the QSPI
1049  * zynqmp_qspi_exec_op() - Initiates the QSPI transfer
1218 	{ .compatible = "xlnx,zynqmp-qspi-1.0"},
1219 	{ .compatible = "xlnx,versal-qspi-1.0", .data = &versal_qspi_def },
1228  * zynqmp_qspi_probe - Probe method for the QSPI driver
1302 	/* QSPI controller initializations */  in zynqmp_qspi_probe()
1364  * zynqmp_qspi_remove - Remove method for the QSPI driver
1394 		.name = "zynqmp-qspi",
1403 MODULE_DESCRIPTION("Xilinx Zynqmp QSPI driver");