Some boards need to set the INn_MODE[1:0] register to change
the input signal patch. This wlf,inmode property is optional.
If present values must be specified by the number of
ARIZONA_MAX_INPUT.
Example:
- wlf,inmode = <2 0 2 0>; /* IN1, IN3 use DMIC */
Signed-off-by: Inha Song <ideal.song@xxxxxxxxxxx>
---
drivers/mfd/arizona-core.c | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c
index 10a0cb9..2b68ccd 100644
--- a/drivers/mfd/arizona-core.c
+++ b/drivers/mfd/arizona-core.c
@@ -534,7 +534,7 @@ EXPORT_SYMBOL_GPL(arizona_of_get_named_gpio);
static int arizona_of_get_core_pdata(struct arizona *arizona)
{
struct arizona_pdata *pdata = &arizona->pdata;
- int ret, i;
+ int ret, i, proplen;
pdata->reset = arizona_of_get_named_gpio(arizona, "wlf,reset", true);
@@ -560,6 +560,15 @@ static int arizona_of_get_core_pdata(struct arizona *arizona)
ret);
}
+ proplen = of_property_count_u32_elems(arizona->dev->of_node,
+ "wlf,inmode");
+ if (proplen > 0 && proplen <= ARRAY_SIZE(arizona->pdata.inmode)) {
+ for (i = 0; i < proplen; i++)
+ of_property_read_u32_index(arizona->dev->of_node,
+ "wlf,inmode", i,
+ &arizona->pdata.inmode[i]);
+ }
+
return 0;
}
--
2.0.0.390.gcb682f8
--
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