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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2008-10-21 00:52:04 -0400
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2008-10-21 00:52:04 -0400
commita02efb906d12c9d4eb2ab7c59049ba9545e5412d (patch)
treebf1f6467978ec63a22f42299ecac2ee7f7e73336 /drivers/i2c
parent84dfcb4b318463cd4883b6a19937824f49aee564 (diff)
parent2515ddc6db8eb49a79f0fe5e67ff09ac7c81eab4 (diff)
Merge commit 'origin' into master
Manual merge of: arch/powerpc/Kconfig arch/powerpc/include/asm/page.h
Diffstat (limited to 'drivers/i2c')
-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
-rw-r--r--drivers/i2c/chips/at24.c1
-rw-r--r--drivers/i2c/chips/ds1682.c1
-rw-r--r--drivers/i2c/chips/menelaus.c34
-rw-r--r--drivers/i2c/i2c-dev.c6
8 files changed, 59 insertions, 34 deletions
diff --git a/drivers/i2c/busses/i2c-amd756.c b/drivers/i2c/busses/i2c-amd756.c
index 1ea39254dac..424dad6f18d 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,
332 int error; 332 int error;
333 u8 temp; 333 u8 temp;
334 334
335 /* driver_data might come from user-space, so check it */
336 if (id->driver_data >= ARRAY_SIZE(chipname))
337 return -EINVAL;
338
339 if (amd756_ioport) { 335 if (amd756_ioport) {
340 dev_err(&pdev->dev, "Only one device supported " 336 dev_err(&pdev->dev, "Only one device supported "
341 "(you have a strange motherboard, btw)\n"); 337 "(you have a strange motherboard, btw)\n");
@@ -412,7 +408,6 @@ static struct pci_driver amd756_driver = {
412 .id_table = amd756_ids, 408 .id_table = amd756_ids,
413 .probe = amd756_probe, 409 .probe = amd756_probe,
414 .remove = __devexit_p(amd756_remove), 410 .remove = __devexit_p(amd756_remove),
415 .dynids.use_driver_data = 1,
416}; 411};
417 412
418static int __init amd756_init(void) 413static int __init amd756_init(void)
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index e7eb7bf9dde..608038d64f8 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)
589 589
590 dev->dev = &pdev->dev; 590 dev->dev = &pdev->dev;
591 dev->irq = irq->start; 591 dev->irq = irq->start;
592 dev->base = (void __iomem *) IO_ADDRESS(mem->start); 592 dev->base = ioremap(mem->start, mem->end - mem->start + 1);
593 if (!dev->base) {
594 r = -ENOMEM;
595 goto err_free_mem;
596 }
597
593 platform_set_drvdata(pdev, dev); 598 platform_set_drvdata(pdev, dev);
594 599
595 if ((r = omap_i2c_get_clocks(dev)) != 0) 600 if ((r = omap_i2c_get_clocks(dev)) != 0)
596 goto err_free_mem; 601 goto err_iounmap;
597 602
598 omap_i2c_unidle(dev); 603 omap_i2c_unidle(dev);
599 604
@@ -640,6 +645,8 @@ err_unuse_clocks:
640 omap_i2c_write_reg(dev, OMAP_I2C_CON_REG, 0); 645 omap_i2c_write_reg(dev, OMAP_I2C_CON_REG, 0);
641 omap_i2c_idle(dev); 646 omap_i2c_idle(dev);
642 omap_i2c_put_clocks(dev); 647 omap_i2c_put_clocks(dev);
648err_iounmap:
649 iounmap(dev->base);
643err_free_mem: 650err_free_mem:
644 platform_set_drvdata(pdev, NULL); 651 platform_set_drvdata(pdev, NULL);
645 kfree(dev); 652 kfree(dev);
@@ -661,6 +668,7 @@ omap_i2c_remove(struct platform_device *pdev)
661 i2c_del_adapter(&dev->adapter); 668 i2c_del_adapter(&dev->adapter);
662 omap_i2c_write_reg(dev, OMAP_I2C_CON_REG, 0); 669 omap_i2c_write_reg(dev, OMAP_I2C_CON_REG, 0);
663 omap_i2c_put_clocks(dev); 670 omap_i2c_put_clocks(dev);
671 iounmap(dev->base);
664 kfree(dev); 672 kfree(dev);
665 mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); 673 mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
666 release_mem_region(mem->start, (mem->end - mem->start) + 1); 674 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 0e7b1c6724a..60ca91745e5 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)
259 } 259 }
260 260
261 printk(KERN_INFO "PowerMac i2c bus %s registered\n", name); 261 printk(KERN_INFO "PowerMac i2c bus %s registered\n", name);
262
263 if (!strncmp(basename, "uni-n", 5)) {
264 struct device_node *np;
265 const u32 *prop;
266 struct i2c_board_info info;
267
268 /* Instantiate I2C motion sensor if present */
269 np = of_find_node_by_name(NULL, "accelerometer");
270 if (np && of_device_is_compatible(np, "AAPL,accelerometer_1") &&
271 (prop = of_get_property(np, "reg", NULL))) {
272 int i2c_bus;
273 const char *tmp_bus;
274
275 /* look for bus either using "reg" or by path */
276 tmp_bus = strstr(np->full_name, "/i2c-bus@");
277 if (tmp_bus)
278 i2c_bus = *(tmp_bus + 9) - '0';
279 else
280 i2c_bus = ((*prop) >> 8) & 0x0f;
281
282 if (pmac_i2c_get_channel(bus) == i2c_bus) {
283 memset(&info, 0, sizeof(struct i2c_board_info));
284 info.addr = ((*prop) & 0xff) >> 1;
285 strlcpy(info.type, "ams", I2C_NAME_SIZE);
286 i2c_new_device(adapter, &info);
287 }
288 }
289 }
290
262 return rc; 291 return rc;
263} 292}
264 293
diff --git a/drivers/i2c/busses/i2c-viapro.c b/drivers/i2c/busses/i2c-viapro.c
index 73dc52e114e..9f194d9efd9 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,
332 unsigned char temp; 332 unsigned char temp;
333 int error = -ENODEV; 333 int error = -ENODEV;
334 334
335 /* driver_data might come from user-space, so check it */
336 if (id->driver_data & 1 || id->driver_data > 0xff)
337 return -EINVAL;
338
339 /* Determine the address of the SMBus areas */ 335 /* Determine the address of the SMBus areas */
340 if (force_addr) { 336 if (force_addr) {
341 vt596_smba = force_addr & 0xfff0; 337 vt596_smba = force_addr & 0xfff0;
@@ -483,7 +479,6 @@ static struct pci_driver vt596_driver = {
483 .name = "vt596_smbus", 479 .name = "vt596_smbus",
484 .id_table = vt596_ids, 480 .id_table = vt596_ids,
485 .probe = vt596_probe, 481 .probe = vt596_probe,
486 .dynids.use_driver_data = 1,
487}; 482};
488 483
489static int __init i2c_vt596_init(void) 484static int __init i2c_vt596_init(void)
diff --git a/drivers/i2c/chips/at24.c b/drivers/i2c/chips/at24.c
index 2a4acb26956..d4775528abc 100644
--- a/drivers/i2c/chips/at24.c
+++ b/drivers/i2c/chips/at24.c
@@ -460,7 +460,6 @@ static int at24_probe(struct i2c_client *client, const struct i2c_device_id *id)
460 */ 460 */
461 at24->bin.attr.name = "eeprom"; 461 at24->bin.attr.name = "eeprom";
462 at24->bin.attr.mode = chip.flags & AT24_FLAG_IRUGO ? S_IRUGO : S_IRUSR; 462 at24->bin.attr.mode = chip.flags & AT24_FLAG_IRUGO ? S_IRUGO : S_IRUSR;
463 at24->bin.attr.owner = THIS_MODULE;
464 at24->bin.read = at24_bin_read; 463 at24->bin.read = at24_bin_read;
465 at24->bin.size = chip.byte_len; 464 at24->bin.size = chip.byte_len;
466 465
diff --git a/drivers/i2c/chips/ds1682.c b/drivers/i2c/chips/ds1682.c
index 23be4d42cb0..f3ee4a1abb7 100644
--- a/drivers/i2c/chips/ds1682.c
+++ b/drivers/i2c/chips/ds1682.c
@@ -190,7 +190,6 @@ static struct bin_attribute ds1682_eeprom_attr = {
190 .attr = { 190 .attr = {
191 .name = "eeprom", 191 .name = "eeprom",
192 .mode = S_IRUGO | S_IWUSR, 192 .mode = S_IRUGO | S_IWUSR,
193 .owner = THIS_MODULE,
194 }, 193 },
195 .size = DS1682_EEPROM_SIZE, 194 .size = DS1682_EEPROM_SIZE,
196 .read = ds1682_eeprom_read, 195 .read = ds1682_eeprom_read,
diff --git a/drivers/i2c/chips/menelaus.c b/drivers/i2c/chips/menelaus.c
index 176126d3a01..4b364bae6b3 100644
--- a/drivers/i2c/chips/menelaus.c
+++ b/drivers/i2c/chips/menelaus.c
@@ -832,52 +832,52 @@ static irqreturn_t menelaus_irq(int irq, void *_menelaus)
832 832
833static void menelaus_to_time(char *regs, struct rtc_time *t) 833static void menelaus_to_time(char *regs, struct rtc_time *t)
834{ 834{
835 t->tm_sec = BCD2BIN(regs[0]); 835 t->tm_sec = bcd2bin(regs[0]);
836 t->tm_min = BCD2BIN(regs[1]); 836 t->tm_min = bcd2bin(regs[1]);
837 if (the_menelaus->rtc_control & RTC_CTRL_MODE12) { 837 if (the_menelaus->rtc_control & RTC_CTRL_MODE12) {
838 t->tm_hour = BCD2BIN(regs[2] & 0x1f) - 1; 838 t->tm_hour = bcd2bin(regs[2] & 0x1f) - 1;
839 if (regs[2] & RTC_HR_PM) 839 if (regs[2] & RTC_HR_PM)
840 t->tm_hour += 12; 840 t->tm_hour += 12;
841 } else 841 } else
842 t->tm_hour = BCD2BIN(regs[2] & 0x3f); 842 t->tm_hour = bcd2bin(regs[2] & 0x3f);
843 t->tm_mday = BCD2BIN(regs[3]); 843 t->tm_mday = bcd2bin(regs[3]);
844 t->tm_mon = BCD2BIN(regs[4]) - 1; 844 t->tm_mon = bcd2bin(regs[4]) - 1;
845 t->tm_year = BCD2BIN(regs[5]) + 100; 845 t->tm_year = bcd2bin(regs[5]) + 100;
846} 846}
847 847
848static int time_to_menelaus(struct rtc_time *t, int regnum) 848static int time_to_menelaus(struct rtc_time *t, int regnum)
849{ 849{
850 int hour, status; 850 int hour, status;
851 851
852 status = menelaus_write_reg(regnum++, BIN2BCD(t->tm_sec)); 852 status = menelaus_write_reg(regnum++, bin2bcd(t->tm_sec));
853 if (status < 0) 853 if (status < 0)
854 goto fail; 854 goto fail;
855 855
856 status = menelaus_write_reg(regnum++, BIN2BCD(t->tm_min)); 856 status = menelaus_write_reg(regnum++, bin2bcd(t->tm_min));
857 if (status < 0) 857 if (status < 0)
858 goto fail; 858 goto fail;
859 859
860 if (the_menelaus->rtc_control & RTC_CTRL_MODE12) { 860 if (the_menelaus->rtc_control & RTC_CTRL_MODE12) {
861 hour = t->tm_hour + 1; 861 hour = t->tm_hour + 1;
862 if (hour > 12) 862 if (hour > 12)
863 hour = RTC_HR_PM | BIN2BCD(hour - 12); 863 hour = RTC_HR_PM | bin2bcd(hour - 12);
864 else 864 else
865 hour = BIN2BCD(hour); 865 hour = bin2bcd(hour);
866 } else 866 } else
867 hour = BIN2BCD(t->tm_hour); 867 hour = bin2bcd(t->tm_hour);
868 status = menelaus_write_reg(regnum++, hour); 868 status = menelaus_write_reg(regnum++, hour);
869 if (status < 0) 869 if (status < 0)
870 goto fail; 870 goto fail;
871 871
872 status = menelaus_write_reg(regnum++, BIN2BCD(t->tm_mday)); 872 status = menelaus_write_reg(regnum++, bin2bcd(t->tm_mday));
873 if (status < 0) 873 if (status < 0)
874 goto fail; 874 goto fail;
875 875
876 status = menelaus_write_reg(regnum++, BIN2BCD(t->tm_mon + 1)); 876 status = menelaus_write_reg(regnum++, bin2bcd(t->tm_mon + 1));
877 if (status < 0) 877 if (status < 0)
878 goto fail; 878 goto fail;
879 879
880 status = menelaus_write_reg(regnum++, BIN2BCD(t->tm_year - 100)); 880 status = menelaus_write_reg(regnum++, bin2bcd(t->tm_year - 100));
881 if (status < 0) 881 if (status < 0)
882 goto fail; 882 goto fail;
883 883
@@ -914,7 +914,7 @@ static int menelaus_read_time(struct device *dev, struct rtc_time *t)
914 } 914 }
915 915
916 menelaus_to_time(regs, t); 916 menelaus_to_time(regs, t);
917 t->tm_wday = BCD2BIN(regs[6]); 917 t->tm_wday = bcd2bin(regs[6]);
918 918
919 return 0; 919 return 0;
920} 920}
@@ -927,7 +927,7 @@ static int menelaus_set_time(struct device *dev, struct rtc_time *t)
927 status = time_to_menelaus(t, MENELAUS_RTC_SEC); 927 status = time_to_menelaus(t, MENELAUS_RTC_SEC);
928 if (status < 0) 928 if (status < 0)
929 return status; 929 return status;
930 status = menelaus_write_reg(MENELAUS_RTC_WKDAY, BIN2BCD(t->tm_wday)); 930 status = menelaus_write_reg(MENELAUS_RTC_WKDAY, bin2bcd(t->tm_wday));
931 if (status < 0) { 931 if (status < 0) {
932 dev_err(&the_menelaus->client->dev, "rtc write reg %02x " 932 dev_err(&the_menelaus->client->dev, "rtc write reg %02x "
933 "err %d\n", MENELAUS_RTC_WKDAY, status); 933 "err %d\n", MENELAUS_RTC_WKDAY, status);
diff --git a/drivers/i2c/i2c-dev.c b/drivers/i2c/i2c-dev.c
index 307d976c9b6..c171988a9f5 100644
--- a/drivers/i2c/i2c-dev.c
+++ b/drivers/i2c/i2c-dev.c
@@ -521,9 +521,9 @@ static int i2cdev_attach_adapter(struct i2c_adapter *adap)
521 return PTR_ERR(i2c_dev); 521 return PTR_ERR(i2c_dev);
522 522
523 /* register this i2c device with the driver core */ 523 /* register this i2c device with the driver core */
524 i2c_dev->dev = device_create_drvdata(i2c_dev_class, &adap->dev, 524 i2c_dev->dev = device_create(i2c_dev_class, &adap->dev,
525 MKDEV(I2C_MAJOR, adap->nr), 525 MKDEV(I2C_MAJOR, adap->nr), NULL,
526 NULL, "i2c-%d", adap->nr); 526 "i2c-%d", adap->nr);
527 if (IS_ERR(i2c_dev->dev)) { 527 if (IS_ERR(i2c_dev->dev)) {
528 res = PTR_ERR(i2c_dev->dev); 528 res = PTR_ERR(i2c_dev->dev);
529 goto error; 529 goto error;