diff options
| author | Marco Aurelio da Costa <costa@gamic.com> | 2009-03-28 21:34:44 +0100 |
|---|---|---|
| committer | Jean Delvare <khali@linux-fr.org> | 2009-03-28 21:34:44 +0100 |
| commit | eff9ec95efaaf6b12d230f0ea7d3c295d3bc9d57 (patch) | |
| tree | 741c1ec65283018583bc2a8d5577e3ce8c201994 /drivers/i2c/busses/i2c-pca-isa.c | |
| parent | bac3e7c2aa2575a1c71f6fa643499676ca7c12c3 (diff) | |
i2c-algo-pca: Add PCA9665 support
Add support for the PCA9665 I2C controller.
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Diffstat (limited to 'drivers/i2c/busses/i2c-pca-isa.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-pca-isa.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/i2c/busses/i2c-pca-isa.c b/drivers/i2c/busses/i2c-pca-isa.c index c420a7c0f3e4..0cc8017b3f64 100644 --- a/drivers/i2c/busses/i2c-pca-isa.c +++ b/drivers/i2c/busses/i2c-pca-isa.c @@ -41,7 +41,7 @@ static int irq = -1; /* Data sheet recommends 59kHz for 100kHz operation due to variation * in the actual clock rate */ -static int clock = I2C_PCA_CON_59kHz; +static int clock = 59000; static wait_queue_head_t pca_wait; @@ -103,7 +103,7 @@ static struct i2c_algo_pca_data pca_isa_data = { static struct i2c_adapter pca_isa_ops = { .owner = THIS_MODULE, .algo_data = &pca_isa_data, - .name = "PCA9564 ISA Adapter", + .name = "PCA9564/PCA9665 ISA Adapter", .timeout = 100, }; @@ -196,7 +196,7 @@ static void __exit pca_isa_exit(void) } MODULE_AUTHOR("Ian Campbell <icampbell@arcom.com>"); -MODULE_DESCRIPTION("ISA base PCA9564 driver"); +MODULE_DESCRIPTION("ISA base PCA9564/PCA9665 driver"); MODULE_LICENSE("GPL"); module_param(base, ulong, 0); @@ -205,7 +205,13 @@ MODULE_PARM_DESC(base, "I/O base address"); module_param(irq, int, 0); MODULE_PARM_DESC(irq, "IRQ"); module_param(clock, int, 0); -MODULE_PARM_DESC(clock, "Clock rate as described in table 1 of PCA9564 datasheet"); +MODULE_PARM_DESC(clock, "Clock rate in hertz.\n\t\t" + "For PCA9564: 330000,288000,217000,146000," + "88000,59000,44000,36000\n" + "\t\tFor PCA9665:\tStandard: 60300 - 100099\n" + "\t\t\t\tFast: 100100 - 400099\n" + "\t\t\t\tFast+: 400100 - 10000099\n" + "\t\t\t\tTurbo: Up to 1265800"); module_init(pca_isa_init); module_exit(pca_isa_exit); |