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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-09-04 15:07:22 +0200
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-09-05 18:02:30 +0200
commit55c381e4896be2611da87088acfad74b361239ab (patch)
tree1515420c29dbbfd987f0157f16d8bb8cac938c15 /drivers/i2c/busses
parent[ARM] omap: allow ioremap() to use our fixed IO mappings (diff)
downloadlinux-55c381e4896be2611da87088acfad74b361239ab.tar.xz
linux-55c381e4896be2611da87088acfad74b361239ab.zip
[ARM] omap: convert OMAP drivers to use ioremap()
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'drivers/i2c/busses')
-rw-r--r--drivers/i2c/busses/i2c-omap.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index e7eb7bf9ddec..608038d64f81 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -589,11 +589,16 @@ omap_i2c_probe(struct platform_device *pdev)
dev->dev = &pdev->dev;
dev->irq = irq->start;
- dev->base = (void __iomem *) IO_ADDRESS(mem->start);
+ dev->base = ioremap(mem->start, mem->end - mem->start + 1);
+ if (!dev->base) {
+ r = -ENOMEM;
+ goto err_free_mem;
+ }
+
platform_set_drvdata(pdev, dev);
if ((r = omap_i2c_get_clocks(dev)) != 0)
- goto err_free_mem;
+ goto err_iounmap;
omap_i2c_unidle(dev);
@@ -640,6 +645,8 @@ err_unuse_clocks:
omap_i2c_write_reg(dev, OMAP_I2C_CON_REG, 0);
omap_i2c_idle(dev);
omap_i2c_put_clocks(dev);
+err_iounmap:
+ iounmap(dev->base);
err_free_mem:
platform_set_drvdata(pdev, NULL);
kfree(dev);
@@ -661,6 +668,7 @@ omap_i2c_remove(struct platform_device *pdev)
i2c_del_adapter(&dev->adapter);
omap_i2c_write_reg(dev, OMAP_I2C_CON_REG, 0);
omap_i2c_put_clocks(dev);
+ iounmap(dev->base);
kfree(dev);
mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
release_mem_region(mem->start, (mem->end - mem->start) + 1);