diff options
Diffstat (limited to 'drivers/i2c/busses/i2c-ibm_iic.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-ibm_iic.c | 46 |
1 files changed, 14 insertions, 32 deletions
diff --git a/drivers/i2c/busses/i2c-ibm_iic.c b/drivers/i2c/busses/i2c-ibm_iic.c index 6e3c3824033..274312c96b1 100644 --- a/drivers/i2c/busses/i2c-ibm_iic.c +++ b/drivers/i2c/busses/i2c-ibm_iic.c @@ -36,13 +36,13 @@ #include <linux/ioport.h> #include <linux/delay.h> #include <linux/slab.h> -#include <linux/init.h> #include <linux/interrupt.h> #include <asm/irq.h> #include <linux/io.h> #include <linux/i2c.h> +#include <linux/of_address.h> +#include <linux/of_irq.h> #include <linux/of_platform.h> -#include <linux/of_i2c.h> #include "i2c-ibm_iic.h" @@ -51,11 +51,11 @@ MODULE_DESCRIPTION("IBM IIC driver v" DRIVER_VERSION); MODULE_LICENSE("GPL"); -static int iic_force_poll; +static bool iic_force_poll; module_param(iic_force_poll, bool, 0); MODULE_PARM_DESC(iic_force_poll, "Force polling mode"); -static int iic_force_fast; +static bool iic_force_fast; module_param(iic_force_fast, bool, 0); MODULE_PARM_DESC(iic_force_fast, "Force fast mode (400 kHz)"); @@ -494,7 +494,7 @@ static int iic_xfer_bytes(struct ibm_iic_private* dev, struct i2c_msg* pm, if (unlikely(ret < 0)) break; else if (unlikely(ret != count)){ - DBG("%d: xfer_bytes, requested %d, transfered %d\n", + DBG("%d: xfer_bytes, requested %d, transferred %d\n", dev->idx, count, ret); /* If it's not a last part of xfer, abort it */ @@ -593,7 +593,7 @@ static int iic_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num) if (unlikely((in_8(&iic->extsts) & EXTSTS_BCS_MASK) != EXTSTS_BCS_FREE)){ DBG("%d: iic_xfer, bus is not free\n", dev->idx); - /* Usually it means something serious has happend. + /* Usually it means something serious has happened. * We *cannot* have unfinished previous transfer * so it doesn't make any sense to try to stop it. * Probably we were not able to recover from the @@ -660,7 +660,7 @@ static inline u8 iic_clckdiv(unsigned int opb) return (u8)((opb + 9) / 10 - 1); } -static int __devinit iic_request_irq(struct platform_device *ofdev, +static int iic_request_irq(struct platform_device *ofdev, struct ibm_iic_private *dev) { struct device_node *np = ofdev->dev.of_node; @@ -691,8 +691,7 @@ static int __devinit iic_request_irq(struct platform_device *ofdev, /* * Register single IIC interface */ -static int __devinit iic_probe(struct platform_device *ofdev, - const struct of_device_id *match) +static int iic_probe(struct platform_device *ofdev) { struct device_node *np = ofdev->dev.of_node; struct ibm_iic_private *dev; @@ -706,7 +705,7 @@ static int __devinit iic_probe(struct platform_device *ofdev, return -ENOMEM; } - dev_set_drvdata(&ofdev->dev, dev); + platform_set_drvdata(ofdev, dev); dev->vaddr = of_iomap(np, 0); if (dev->vaddr == NULL) { @@ -760,9 +759,6 @@ static int __devinit iic_probe(struct platform_device *ofdev, dev_info(&ofdev->dev, "using %s mode\n", dev->fast_mode ? "fast (400 kHz)" : "standard (100 kHz)"); - /* Now register all the child nodes */ - of_i2c_register_devices(adap); - return 0; error_cleanup: @@ -774,7 +770,6 @@ error_cleanup: if (dev->vaddr) iounmap(dev->vaddr); - dev_set_drvdata(&ofdev->dev, NULL); kfree(dev); return ret; } @@ -782,11 +777,9 @@ error_cleanup: /* * Cleanup initialized IIC interface */ -static int __devexit iic_remove(struct platform_device *ofdev) +static int iic_remove(struct platform_device *ofdev) { - struct ibm_iic_private *dev = dev_get_drvdata(&ofdev->dev); - - dev_set_drvdata(&ofdev->dev, NULL); + struct ibm_iic_private *dev = platform_get_drvdata(ofdev); i2c_del_adapter(&dev->adap); @@ -806,25 +799,14 @@ static const struct of_device_id ibm_iic_match[] = { {} }; -static struct of_platform_driver ibm_iic_driver = { +static struct platform_driver ibm_iic_driver = { .driver = { .name = "ibm-iic", .owner = THIS_MODULE, .of_match_table = ibm_iic_match, }, .probe = iic_probe, - .remove = __devexit_p(iic_remove), + .remove = iic_remove, }; -static int __init iic_init(void) -{ - return of_register_platform_driver(&ibm_iic_driver); -} - -static void __exit iic_exit(void) -{ - of_unregister_platform_driver(&ibm_iic_driver); -} - -module_init(iic_init); -module_exit(iic_exit); +module_platform_driver(ibm_iic_driver); |