From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Daniel Baluta To: jic23@kernel.org Cc: daniel.baluta@intel.com, viorel.suman@intel.com, knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 3/3] iio: magnetometer: mmc35240: fix SET/RESET sequence Date: Tue, 14 Jul 2015 17:56:54 +0300 Message-Id: <1436885814-29155-4-git-send-email-daniel.baluta@intel.com> In-Reply-To: <1436885814-29155-1-git-send-email-daniel.baluta@intel.com> References: <1436885814-29155-1-git-send-email-daniel.baluta@intel.com> List-ID: From: Viorel Suman The RESET operation invoked in the last instance will align in the natural way all 3 axis and the chip top view. Signed-off-by: Viorel Suman Signed-off-by: Daniel Baluta --- drivers/iio/magnetometer/mmc35240.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/iio/magnetometer/mmc35240.c b/drivers/iio/magnetometer/mmc35240.c index f4d7495..a53efd2 100644 --- a/drivers/iio/magnetometer/mmc35240.c +++ b/drivers/iio/magnetometer/mmc35240.c @@ -215,14 +215,15 @@ static int mmc35240_init(struct mmc35240_data *data) /* * make sure we restore sensor characteristics, by doing - * a RESET/SET sequence + * a SET/RESET sequence, the axis polarity being naturally + * aligned after RESET */ - ret = mmc35240_hw_set(data, false); + ret = mmc35240_hw_set(data, true); if (ret < 0) return ret; usleep_range(MMC53240_WAIT_SET_RESET, MMC53240_WAIT_SET_RESET + 1); - ret = mmc35240_hw_set(data, true); + ret = mmc35240_hw_set(data, false); if (ret < 0) return ret; -- 1.9.1