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mfd: Fix twl6040 build failure

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Without it we get:

 CC      drivers/mfd/twl6040-core.o
drivers/mfd/twl6040-core.c: In function ‘twl6040_has_vibra’:
drivers/mfd/twl6040-core.c:55:2: error: implicit declaration of function
‘of_find_node_by_name’ [-Werror=implicit-function-declaration]

Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Samuel Ortiz 2012-05-23 16:23:21 +02:00
parent 78302a194c
commit ca2cad6ae3
1 changed files with 15 additions and 1 deletions
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16
drivers/mfd/twl6040-core.c
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@ -45,6 +45,20 @@
#define VIBRACTRL_MEMBER(reg) ((reg == TWL6040_REG_VIBCTLL) ? 0 : 1)
#define TWL6040_NUM_SUPPLIES (2)
static bool twl6040_has_vibra(struct twl6040_platform_data *pdata,
struct device_node *node)
{
if (pdata && pdata->vibra)
return true;
#ifdef CONFIG_OF
if (of_find_node_by_name(node, "vibra"))
return true;
#endif
return false;
}
int twl6040_reg_read(struct twl6040 *twl6040, unsigned int reg)
{
int ret;
@ -617,7 +631,7 @@ static int __devinit twl6040_probe(struct i2c_client *client,
}
children++;
if ((pdata && pdata->vibra) || of_find_node_by_name(node, "vibra")) {
if (twl6040_has_vibra(pdata, node)) {
irq = twl6040->irq_base + TWL6040_IRQ_VIB;
cell = &twl6040->cells[children];