From patchwork Tue Dec 17 17:10:38 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 11298281 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 77A63109A for ; Tue, 17 Dec 2019 17:10:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5F18721582 for ; Tue, 17 Dec 2019 17:10:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726515AbfLQRKm (ORCPT ); Tue, 17 Dec 2019 12:10:42 -0500 Received: from mga04.intel.com ([192.55.52.120]:63803 "EHLO mga04.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726320AbfLQRKm (ORCPT ); Tue, 17 Dec 2019 12:10:42 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 17 Dec 2019 09:10:42 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.69,326,1571727600"; d="scan'208";a="212633812" Received: from black.fi.intel.com ([10.237.72.28]) by fmsmga008.fm.intel.com with ESMTP; 17 Dec 2019 09:10:40 -0800 Received: by black.fi.intel.com (Postfix, from userid 1003) id 36C9312A; Tue, 17 Dec 2019 19:10:38 +0200 (EET) From: Andy Shevchenko To: Jonathan Cameron , linux-iio@vger.kernel.org, Hartmut Knaack , Lars-Peter Clausen , Peter Meerwald-Stadler , Denis Ciocca Cc: Andy Shevchenko , Leonard Crestez , Lorenzo Bianconi Subject: [PATCH v1] iio: st_gyro: Correct data for LSM9DS0 gyro Date: Tue, 17 Dec 2019 19:10:38 +0200 Message-Id: <20191217171038.17004-1-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.24.0 MIME-Version: 1.0 Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org The commit 41c128cb25ce ("iio: st_gyro: Add lsm9ds0-gyro support") assumes that gyro in LSM9DS0 is the same as others with 0xd4 WAI ID, but datasheet tells slight different story, i.e. the first scale factor for the chip is 245 dps, and not 250 dps. Correct this by introducing a separate settings for LSM9DS0. Fixes: 41c128cb25ce ("iio: st_gyro: Add lsm9ds0-gyro support") Depends-on: 45a4e4220bf4 ("iio: gyro: st_gyro: fix L3GD20H support") Cc: Leonard Crestez Cc: Lorenzo Bianconi Signed-off-by: Andy Shevchenko --- drivers/iio/gyro/st_gyro_core.c | 75 ++++++++++++++++++++++++++++++++- 1 file changed, 74 insertions(+), 1 deletion(-) diff --git a/drivers/iio/gyro/st_gyro_core.c b/drivers/iio/gyro/st_gyro_core.c index 57be68b291fa..26c50b24bc08 100644 --- a/drivers/iio/gyro/st_gyro_core.c +++ b/drivers/iio/gyro/st_gyro_core.c @@ -138,7 +138,6 @@ static const struct st_sensor_settings st_gyro_sensors_settings[] = { [2] = LSM330DLC_GYRO_DEV_NAME, [3] = L3G4IS_GYRO_DEV_NAME, [4] = LSM330_GYRO_DEV_NAME, - [5] = LSM9DS0_GYRO_DEV_NAME, }, .ch = (struct iio_chan_spec *)st_gyro_16bit_channels, .odr = { @@ -208,6 +207,80 @@ static const struct st_sensor_settings st_gyro_sensors_settings[] = { .multi_read_bit = true, .bootime = 2, }, + { + .wai = 0xd4, + .wai_addr = ST_SENSORS_DEFAULT_WAI_ADDRESS, + .sensors_supported = { + [0] = LSM9DS0_GYRO_DEV_NAME, + }, + .ch = (struct iio_chan_spec *)st_gyro_16bit_channels, + .odr = { + .addr = 0x20, + .mask = GENMASK(7, 6), + .odr_avl = { + { .hz = 95, .value = 0x00, }, + { .hz = 190, .value = 0x01, }, + { .hz = 380, .value = 0x02, }, + { .hz = 760, .value = 0x03, }, + }, + }, + .pw = { + .addr = 0x20, + .mask = BIT(3), + .value_on = ST_SENSORS_DEFAULT_POWER_ON_VALUE, + .value_off = ST_SENSORS_DEFAULT_POWER_OFF_VALUE, + }, + .enable_axis = { + .addr = ST_SENSORS_DEFAULT_AXIS_ADDR, + .mask = ST_SENSORS_DEFAULT_AXIS_MASK, + }, + .fs = { + .addr = 0x23, + .mask = GENMASK(5, 4), + .fs_avl = { + [0] = { + .num = ST_GYRO_FS_AVL_245DPS, + .value = 0x00, + .gain = IIO_DEGREE_TO_RAD(8750), + }, + [1] = { + .num = ST_GYRO_FS_AVL_500DPS, + .value = 0x01, + .gain = IIO_DEGREE_TO_RAD(17500), + }, + [2] = { + .num = ST_GYRO_FS_AVL_2000DPS, + .value = 0x02, + .gain = IIO_DEGREE_TO_RAD(70000), + }, + }, + }, + .bdu = { + .addr = 0x23, + .mask = BIT(7), + }, + .drdy_irq = { + .int2 = { + .addr = 0x22, + .mask = BIT(3), + }, + /* + * The sensor has IHL (active low) and open + * drain settings, but only for INT1 and not + * for the DRDY line on INT2. + */ + .stat_drdy = { + .addr = ST_SENSORS_DEFAULT_STAT_ADDR, + .mask = GENMASK(2, 0), + }, + }, + .sim = { + .addr = 0x23, + .value = BIT(0), + }, + .multi_read_bit = true, + .bootime = 2, + }, { .wai = 0xd7, .wai_addr = ST_SENSORS_DEFAULT_WAI_ADDRESS,