diff options
| author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2012-07-12 09:57:52 +0000 |
|---|---|---|
| committer | Samuel Ortiz <sameo@linux.intel.com> | 2012-11-06 23:11:42 +0100 |
| commit | cd0f34b08f98af72bb2f74fe4bd251558fc734d3 (patch) | |
| tree | caee50770690b553ffbc10df5fb031fdde5e187c /drivers/mfd/mc13xxx-i2c.c | |
| parent | 5e53a69b44e893227b046a7bc74db3cb40d7f39b (diff) | |
| download | linux-cd0f34b08f98af72bb2f74fe4bd251558fc734d3.tar.bz2 | |
mfd: mc13xxx: Change probing details for mc13xxx devices
This removes auto-detection of which variant of mc13xxx is used because
mc34708 uses a different layout in the revision register that doesn't
allow differentiation any more.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Acked-by: Marc Reilly <marc@cpdesign.com.au>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers/mfd/mc13xxx-i2c.c')
| -rw-r--r-- | drivers/mfd/mc13xxx-i2c.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/drivers/mfd/mc13xxx-i2c.c b/drivers/mfd/mc13xxx-i2c.c index 9d18dde3cd2a..4a0afc7f2d4e 100644 --- a/drivers/mfd/mc13xxx-i2c.c +++ b/drivers/mfd/mc13xxx-i2c.c @@ -24,7 +24,7 @@ static const struct i2c_device_id mc13xxx_i2c_device_id[] = { { .name = "mc13892", - .driver_data = MC13XXX_ID_MC13892, + .driver_data = (kernel_ulong_t)&mc13xxx_variant_mc13892, }, { /* sentinel */ } @@ -34,7 +34,7 @@ MODULE_DEVICE_TABLE(i2c, mc13xxx_i2c_device_id); static const struct of_device_id mc13xxx_dt_ids[] = { { .compatible = "fsl,mc13892", - .data = (void *) &mc13xxx_i2c_device_id[0], + .data = &mc13xxx_variant_mc13892, }, { /* sentinel */ } @@ -76,11 +76,15 @@ static int mc13xxx_i2c_probe(struct i2c_client *client, return ret; } - ret = mc13xxx_common_init(mc13xxx, pdata, client->irq); + if (client->dev.of_node) { + const struct of_device_id *of_id = + of_match_device(mc13xxx_dt_ids, &client->dev); + mc13xxx->variant = of_id->data; + } else { + mc13xxx->variant = (void *)id->driver_data; + } - if (ret == 0 && (id->driver_data != mc13xxx->ictype)) - dev_warn(mc13xxx->dev, - "device id doesn't match auto detection!\n"); + ret = mc13xxx_common_init(mc13xxx, pdata, client->irq); return ret; } |