diff options
Diffstat (limited to 'drivers/spi/dw_spi_pci.c')
| -rw-r--r-- | drivers/spi/dw_spi_pci.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/drivers/spi/dw_spi_pci.c b/drivers/spi/dw_spi_pci.c index 1f52755dc878..49ec3aa1219f 100644 --- a/drivers/spi/dw_spi_pci.c +++ b/drivers/spi/dw_spi_pci.c @@ -1,5 +1,5 @@ /* - * mrst_spi_pci.c - PCI interface driver for DW SPI Core + * dw_spi_pci.c - PCI interface driver for DW SPI Core * * Copyright (c) 2009, Intel Corporation. * @@ -26,8 +26,8 @@ #define DRIVER_NAME "dw_spi_pci" struct dw_spi_pci { - struct pci_dev *pdev; - struct dw_spi dws; + struct pci_dev *pdev; + struct dw_spi dws; }; static int __devinit spi_pci_probe(struct pci_dev *pdev, @@ -72,9 +72,17 @@ static int __devinit spi_pci_probe(struct pci_dev *pdev, dws->parent_dev = &pdev->dev; dws->bus_num = 0; dws->num_cs = 4; - dws->max_freq = 25000000; /* for Moorestwon */ dws->irq = pdev->irq; - dws->fifo_len = 40; /* FIFO has 40 words buffer */ + + /* + * Specific handling for Intel MID paltforms, like dma setup, + * clock rate, FIFO depth. + */ + if (pdev->device == 0x0800) { + ret = dw_spi_mid_init(dws); + if (ret) + goto err_unmap; + } ret = dw_spi_add_host(dws); if (ret) @@ -140,7 +148,7 @@ static int spi_resume(struct pci_dev *pdev) #endif static const struct pci_device_id pci_ids[] __devinitdata = { - /* Intel Moorestown platform SPI controller 0 */ + /* Intel MID platform SPI controller 0 */ { PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x0800) }, {}, }; |