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mfd: stmpe: DT: Add stmpe-i2c dt alias to get id device 

This patch augments the STMP driver to read the device id
from the stmpe-i2c dt alias if present.

Cc: devicetree-discuss@lists.ozlabs.org
Signed-off-by: Gabriel Fernandez <gabriel.fernandez@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Gabriel Fernandez 2013-03-01 13:07:26 +01:00 committed by Samuel Ortiz
parent a200e320f7
commit 408a3fa867
1 changed files with 4 additions and 1 deletions
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5
drivers/mfd/stmpe.c
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@ -1015,7 +1015,10 @@ void stmpe_of_probe(struct stmpe_platform_data *pdata, struct device_node *np)
{
struct device_node *child;
pdata->id = -1;
pdata->id = of_alias_get_id(np, "stmpe-i2c");
if (pdata->id < 0)
pdata->id = -1;
pdata->irq_trigger = IRQF_TRIGGER_NONE;
of_property_read_u32(np, "st,autosleep-timeout",