drivers/spi/spi-tegra20-sflash.c

105 	struct spi_controller			*host;
306 static int tegra_sflash_transfer_one_message(struct spi_controller *host,
311 	struct tegra_sflash_data *tsd = spi_controller_get_devdata(host);
354 	spi_finalize_current_message(host);
419 	struct spi_controller	*host;
430 	host = spi_alloc_host(&pdev->dev, sizeof(*tsd));
431 	if (!host) {
432 		dev_err(&pdev->dev, "host allocation failed\n");
437 	host->mode_bits = SPI_CPOL | SPI_CPHA;
438 	host->transfer_one_message = tegra_sflash_transfer_one_message;
439 	host->auto_runtime_pm = true;
440 	host->num_chipselect = MAX_CHIP_SELECT;
442 	platform_set_drvdata(pdev, host);
443 	tsd = spi_controller_get_devdata(host);
444 	tsd->host = host;
449 				 &host->max_speed_hz))
450 		host->max_speed_hz = 25000000; /* 25MHz */
508 	host->dev.of_node = pdev->dev.of_node;
509 	ret = devm_spi_register_controller(&pdev->dev, host);
511 		dev_err(&pdev->dev, "can not register to host err %d\n", ret);
523 	spi_controller_put(host);
529 	struct spi_controller *host = platform_get_drvdata(pdev);
530 	struct tegra_sflash_data	*tsd = spi_controller_get_devdata(host);
542 	struct spi_controller *host = dev_get_drvdata(dev);
544 	return spi_controller_suspend(host);
549 	struct spi_controller *host = dev_get_drvdata(dev);
550 	struct tegra_sflash_data *tsd = spi_controller_get_devdata(host);
561 	return spi_controller_resume(host);
567 	struct spi_controller *host = dev_get_drvdata(dev);
568 	struct tegra_sflash_data *tsd = spi_controller_get_devdata(host);
579 	struct spi_controller *host = dev_get_drvdata(dev);
580 	struct tegra_sflash_data *tsd = spi_controller_get_devdata(host);