diff options
Diffstat (limited to 'drivers/i2c')
-rw-r--r-- | drivers/i2c/busses/i2c-pasemi-core.c | 8 | ||||
-rw-r--r-- | drivers/i2c/busses/i2c-pasemi-core.h | 1 | ||||
-rw-r--r-- | drivers/i2c/busses/i2c-pasemi-pci.c | 4 |
3 files changed, 8 insertions, 5 deletions
diff --git a/drivers/i2c/busses/i2c-pasemi-core.c b/drivers/i2c/busses/i2c-pasemi-core.c index 232587c70a38..9fb8fac53f2b 100644 --- a/drivers/i2c/busses/i2c-pasemi-core.c +++ b/drivers/i2c/busses/i2c-pasemi-core.c @@ -39,9 +39,6 @@ #define CTL_MTR 0x00000200 #define CTL_CLK_M 0x000000ff -#define CLK_100K_DIV 84 -#define CLK_400K_DIV 21 - static inline void reg_write(struct pasemi_smbus *smbus, int reg, int val) { dev_dbg(smbus->dev, "smbus write reg %lx val %08x\n", @@ -63,8 +60,9 @@ static inline int reg_read(struct pasemi_smbus *smbus, int reg) static void pasemi_reset(struct pasemi_smbus *smbus) { - reg_write(smbus, REG_CTL, (CTL_MTR | CTL_MRR | - (CLK_100K_DIV & CTL_CLK_M))); + u32 val = (CTL_MTR | CTL_MRR | (smbus->clk_div & CTL_CLK_M)); + + reg_write(smbus, REG_CTL, val); } static void pasemi_smb_clear(struct pasemi_smbus *smbus) diff --git a/drivers/i2c/busses/i2c-pasemi-core.h b/drivers/i2c/busses/i2c-pasemi-core.h index 7acc33de6ce1..30a7990825ef 100644 --- a/drivers/i2c/busses/i2c-pasemi-core.h +++ b/drivers/i2c/busses/i2c-pasemi-core.h @@ -14,6 +14,7 @@ struct pasemi_smbus { void __iomem *ioaddr; unsigned long base; int size; + unsigned int clk_div; }; int pasemi_i2c_common_probe(struct pasemi_smbus *smbus); diff --git a/drivers/i2c/busses/i2c-pasemi-pci.c b/drivers/i2c/busses/i2c-pasemi-pci.c index 644656e28012..96585bbf8c24 100644 --- a/drivers/i2c/busses/i2c-pasemi-pci.c +++ b/drivers/i2c/busses/i2c-pasemi-pci.c @@ -17,6 +17,9 @@ #include "i2c-pasemi-core.h" +#define CLK_100K_DIV 84 +#define CLK_400K_DIV 21 + static struct pci_driver pasemi_smb_pci_driver; static int pasemi_smb_pci_probe(struct pci_dev *dev, @@ -35,6 +38,7 @@ static int pasemi_smb_pci_probe(struct pci_dev *dev, smbus->dev = &dev->dev; smbus->base = pci_resource_start(dev, 0); smbus->size = pci_resource_len(dev, 0); + smbus->clk_div = CLK_100K_DIV; if (!request_region(smbus->base, smbus->size, pasemi_smb_pci_driver.name)) { |