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author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-16 20:25:32 +0200 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-16 20:25:32 +0200 |
commit | 8ef50901d3c619127858b7d7f614fcab45e09d6b (patch) | |
tree | e75a0d48029d4a5857033e4edf1cd572a5a3fc62 /drivers/spi/omap2_mcspi.c | |
parent | drivers/net/xen-netfront.c: Use DIV_ROUND_UP (diff) | |
parent | Merge branch 'fixes' into for-linus (diff) | |
download | linux-8ef50901d3c619127858b7d7f614fcab45e09d6b.tar.xz linux-8ef50901d3c619127858b7d7f614fcab45e09d6b.zip |
Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: (51 commits)
[ARM] 5308/1: Fix Viper ISA IRQ handling
[ARM] 5307/1: pxa: fix CM-X2XX PCMCIA build error
[ARM] 5306/1: pxa: fix build error on CM-X270
[ARM] 5302/1: ARM: OMAP: Revert omap3 WDT changes to avoid merge conflict
[ARM] 5305/1: ARM: OMAP: Fix compile of McBSP by removing unnecessary check
[ARM] 5301/1: ARM: OMAP: Add missing irq defines
ARM: OMAP3: Add default kernel config for OMAP LDP
ARM: OMAP3: Add basic board support for OMAP LDP
ARM: OMAP3: Defconfig for the Gumstix Overo board (rev 3)
ARM: OMAP3: Add support for the Gumstix Overo board (rev 3)
ARM: OMAP3: Add Beagle defconfig
ARM: OMAP3: Add minimal Beagle board support
ARM: OMAP3: Add minimal omap3430 support
ARM: OMAP2: Fix sparse, checkpatch warnings in OMAP2/3 IRQ code
ARM: OMAP: Fixes to omap_mcbsp_request function
ARM: OMAP: Add support for OMAP2430 in McBSP
ARM: OMAP: Add support for McBSP devices 3 - 5 on 34xx
ARM: OMAP: Allocate McBSP devices dynamically
Fix sections for omap-mcbsp platform driver
[ARM] S3C24XX: Additional include moves
...
Diffstat (limited to 'drivers/spi/omap2_mcspi.c')
-rw-r--r-- | drivers/spi/omap2_mcspi.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/drivers/spi/omap2_mcspi.c b/drivers/spi/omap2_mcspi.c index 9d2186fd74aa..454a2712e629 100644 --- a/drivers/spi/omap2_mcspi.c +++ b/drivers/spi/omap2_mcspi.c @@ -119,12 +119,14 @@ struct omap2_mcspi { struct clk *fck; /* Virtual base address of the controller */ void __iomem *base; + unsigned long phys; /* SPI1 has 4 channels, while SPI2 has 2 */ struct omap2_mcspi_dma *dma_channels; }; struct omap2_mcspi_cs { void __iomem *base; + unsigned long phys; int word_len; }; @@ -233,7 +235,7 @@ omap2_mcspi_txrx_dma(struct spi_device *spi, struct spi_transfer *xfer) c = count; word_len = cs->word_len; - base = (unsigned long) io_v2p(cs->base); + base = cs->phys; tx_reg = base + OMAP2_MCSPI_TX0; rx_reg = base + OMAP2_MCSPI_RX0; rx = xfer->rx_buf; @@ -633,6 +635,7 @@ static int omap2_mcspi_setup(struct spi_device *spi) if (!cs) return -ENOMEM; cs->base = mcspi->base + spi->chip_select * 0x14; + cs->phys = mcspi->phys + spi->chip_select * 0x14; spi->controller_state = cs; } @@ -1005,7 +1008,13 @@ static int __init omap2_mcspi_probe(struct platform_device *pdev) goto err1; } - mcspi->base = (void __iomem *) io_p2v(r->start); + mcspi->phys = r->start; + mcspi->base = ioremap(r->start, r->end - r->start + 1); + if (!mcspi->base) { + dev_dbg(&pdev->dev, "can't ioremap MCSPI\n"); + status = -ENOMEM; + goto err1aa; + } INIT_WORK(&mcspi->work, omap2_mcspi_work); @@ -1055,6 +1064,8 @@ err3: err2: clk_put(mcspi->ick); err1a: + iounmap(mcspi->base); +err1aa: release_mem_region(r->start, (r->end - r->start) + 1); err1: spi_master_put(master); @@ -1067,6 +1078,7 @@ static int __exit omap2_mcspi_remove(struct platform_device *pdev) struct omap2_mcspi *mcspi; struct omap2_mcspi_dma *dma_channels; struct resource *r; + void __iomem *base; master = dev_get_drvdata(&pdev->dev); mcspi = spi_master_get_devdata(master); @@ -1078,7 +1090,9 @@ static int __exit omap2_mcspi_remove(struct platform_device *pdev) r = platform_get_resource(pdev, IORESOURCE_MEM, 0); release_mem_region(r->start, (r->end - r->start) + 1); + base = mcspi->base; spi_unregister_master(master); + iounmap(base); kfree(dma_channels); return 0; |