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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2008-10-21 08:52:04 +0400
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2008-10-21 08:52:04 +0400
commita02efb906d12c9d4eb2ab7c59049ba9545e5412d (patch)
treebf1f6467978ec63a22f42299ecac2ee7f7e73336 /drivers/i2c/busses
parent84dfcb4b318463cd4883b6a19937824f49aee564 (diff)
parent2515ddc6db8eb49a79f0fe5e67ff09ac7c81eab4 (diff)
downloadlinux-a02efb906d12c9d4eb2ab7c59049ba9545e5412d.tar.xz
Merge commit 'origin' into master
Manual merge of: arch/powerpc/Kconfig arch/powerpc/include/asm/page.h
Diffstat (limited to 'drivers/i2c/busses')
-rw-r--r--drivers/i2c/busses/i2c-amd756.c5
-rw-r--r--drivers/i2c/busses/i2c-omap.c12
-rw-r--r--drivers/i2c/busses/i2c-powermac.c29
-rw-r--r--drivers/i2c/busses/i2c-viapro.c5
4 files changed, 39 insertions, 12 deletions
diff --git a/drivers/i2c/busses/i2c-amd756.c b/drivers/i2c/busses/i2c-amd756.c
index 1ea39254dac6..424dad6f18d8 100644
--- a/drivers/i2c/busses/i2c-amd756.c
+++ b/drivers/i2c/busses/i2c-amd756.c
@@ -332,10 +332,6 @@ static int __devinit amd756_probe(struct pci_dev *pdev,
int error;
u8 temp;
- /* driver_data might come from user-space, so check it */
- if (id->driver_data >= ARRAY_SIZE(chipname))
- return -EINVAL;
-
if (amd756_ioport) {
dev_err(&pdev->dev, "Only one device supported "
"(you have a strange motherboard, btw)\n");
@@ -412,7 +408,6 @@ static struct pci_driver amd756_driver = {
.id_table = amd756_ids,
.probe = amd756_probe,
.remove = __devexit_p(amd756_remove),
- .dynids.use_driver_data = 1,
};
static int __init amd756_init(void)
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);
diff --git a/drivers/i2c/busses/i2c-powermac.c b/drivers/i2c/busses/i2c-powermac.c
index 0e7b1c6724aa..60ca91745e55 100644
--- a/drivers/i2c/busses/i2c-powermac.c
+++ b/drivers/i2c/busses/i2c-powermac.c
@@ -259,6 +259,35 @@ static int __devinit i2c_powermac_probe(struct platform_device *dev)
}
printk(KERN_INFO "PowerMac i2c bus %s registered\n", name);
+
+ if (!strncmp(basename, "uni-n", 5)) {
+ struct device_node *np;
+ const u32 *prop;
+ struct i2c_board_info info;
+
+ /* Instantiate I2C motion sensor if present */
+ np = of_find_node_by_name(NULL, "accelerometer");
+ if (np && of_device_is_compatible(np, "AAPL,accelerometer_1") &&
+ (prop = of_get_property(np, "reg", NULL))) {
+ int i2c_bus;
+ const char *tmp_bus;
+
+ /* look for bus either using "reg" or by path */
+ tmp_bus = strstr(np->full_name, "/i2c-bus@");
+ if (tmp_bus)
+ i2c_bus = *(tmp_bus + 9) - '0';
+ else
+ i2c_bus = ((*prop) >> 8) & 0x0f;
+
+ if (pmac_i2c_get_channel(bus) == i2c_bus) {
+ memset(&info, 0, sizeof(struct i2c_board_info));
+ info.addr = ((*prop) & 0xff) >> 1;
+ strlcpy(info.type, "ams", I2C_NAME_SIZE);
+ i2c_new_device(adapter, &info);
+ }
+ }
+ }
+
return rc;
}
diff --git a/drivers/i2c/busses/i2c-viapro.c b/drivers/i2c/busses/i2c-viapro.c
index 73dc52e114eb..9f194d9efd91 100644
--- a/drivers/i2c/busses/i2c-viapro.c
+++ b/drivers/i2c/busses/i2c-viapro.c
@@ -332,10 +332,6 @@ static int __devinit vt596_probe(struct pci_dev *pdev,
unsigned char temp;
int error = -ENODEV;
- /* driver_data might come from user-space, so check it */
- if (id->driver_data & 1 || id->driver_data > 0xff)
- return -EINVAL;
-
/* Determine the address of the SMBus areas */
if (force_addr) {
vt596_smba = force_addr & 0xfff0;
@@ -483,7 +479,6 @@ static struct pci_driver vt596_driver = {
.name = "vt596_smbus",
.id_table = vt596_ids,
.probe = vt596_probe,
- .dynids.use_driver_data = 1,
};
static int __init i2c_vt596_init(void)