From mboxrd@z Thu Jan 1 00:00:00 1970 From: Charles Keepax Subject: [PATCH 1/2 v2] mfd: arizona: Add DT binding for the DMIC reference voltages Date: Tue, 3 Mar 2015 15:04:53 +0000 Message-ID: <1425395094-22397-1-git-send-email-ckeepax@opensource.wolfsonmicro.com> Return-path: Sender: linux-kernel-owner@vger.kernel.org To: lee.jones@linaro.org Cc: sameo@linux.intel.com, robh+dt@kernel.org, mark.rutland@arm.com, galak@codeaurora.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, patches@opensource.wolfsonmicro.com List-Id: devicetree@vger.kernel.org Add a DT binding that lets the DMIC reference voltage source be specified for each input. Signed-off-by: Charles Keepax --- The only change since rev 1 is a slight tweak to the wording of everything to make clear these are voltages. Thanks, Charles drivers/mfd/arizona-core.c | 10 ++++++++++ 1 files changed, 10 insertions(+), 0 deletions(-) diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c index 09ba8f1..d6f306e 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; } -- 1.7.2.5