From e7ad27cac94c6eb609d43b0f968dce8ff804fa7c Mon Sep 17 00:00:00 2001 From: Charles Keepax Date: Tue, 3 Mar 2015 15:04:53 +0000 Subject: mfd: arizona: Add DT binding for the DMIC reference voltages Add a DT binding that lets the DMIC reference voltage source be specified for each input. Signed-off-by: Charles Keepax Signed-off-by: Lee Jones --- drivers/mfd/arizona-core.c | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'drivers/mfd') diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c index 9f819989683b..6ca6dfab50eb 100644 --- a/drivers/mfd/arizona-core.c +++ b/drivers/mfd/arizona-core.c @@ -561,6 +561,16 @@ static int arizona_of_get_core_pdata(struct arizona *arizona) count++; } + count = 0; + of_property_for_each_u32(arizona->dev->of_node, "wlf,dmic-ref", prop, + cur, val) { + if (count == ARRAY_SIZE(arizona->pdata.dmic_ref)) + break; + + arizona->pdata.dmic_ref[count] = val; + count++; + } + return 0; } -- cgit v1.2.3