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/* Copyright 2021 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
/*
* Macros are to help creating driver data. A driver data that uses
* any data structures defined in accelgyro.h should use the macros here
* to utilize the information in device tree.
*
*/
#ifndef __ZEPHYR_SHIM_SRC_MOTIONSENSE_DRIVER_DRVDATA_ACCELGYRO_H
#define __ZEPHYR_SHIM_SRC_MOTIONSENSE_DRIVER_DRVDATA_ACCELGYRO_H
/*
* compatible = "cros-ec,accelgyro-als-channel-scale"
* als_channel_scale_t in accelgyro.h
*
* e.g) The following is the example in DT for als_channel_scale_t
* als-channel-scale {
* compatible = "cros-ec,accelgyro-als-channel-scale";
* k-channel-scale = <1>;
* cover-scale = <1>;
* };
*/
#define ACCELGYRO_ALS_CHANNEL_SCALE(id) \
{ \
.k_channel_scale = \
ALS_CHANNEL_SCALE(DT_PROP(id, k_channel_scale)),\
.cover_scale = \
ALS_CHANNEL_SCALE(DT_PROP(id, cover_scale)), \
}
#define ALS_CALIBRATION_CHANNEL_SCALE(id) \
.als_cal.channel_scale = ACCELGYRO_ALS_CHANNEL_SCALE(id),
#define ALS_CALIBRATION_SET(id) \
.als_cal.scale = DT_PROP(id, scale), \
.als_cal.uscale = DT_PROP(id, uscale), \
.als_cal.offset = DT_PROP(id, offset), \
ALS_CALIBRATION_CHANNEL_SCALE(DT_CHILD(id, als_channel_scale))
/*
* compatible = "cros-ec,accelgyro-als-drv-data"
* als_drv_data_t in accelgyro.h
*
* e.g) The following is the example in DT for als_drv_data_t
* als-drv-data {
* compatible = "cros-ec,accelgyro-als-drv-data";
* als-cal {
* scale = <1>;
* uscale = <0>;
* offset = <0>;
* als-channel-scale {
* compatible = "cros-ec,accelgyro-als-channel-scale";
* k-channel-scale = <1>;
* cover-scale = <1>;
* };
* };
* };
*/
#define ACCELGYRO_ALS_DRV_DATA(id) \
{ \
ALS_CALIBRATION_SET(DT_CHILD(id, als_cal)) \
}
#define RGB_CAL_RGB_SET_SCALE(id) \
.scale = ACCELGYRO_ALS_CHANNEL_SCALE(id),
#define RGB_CAL_RGB_SET_ONE(id, suffix) \
.rgb_cal[suffix] = { \
.offset = DT_PROP(id, offset), \
.coeff[0] = FLOAT_TO_FP(DT_PROP_BY_IDX(id, coeff, 0)), \
.coeff[1] = FLOAT_TO_FP(DT_PROP_BY_IDX(id, coeff, 1)), \
.coeff[2] = FLOAT_TO_FP(DT_PROP_BY_IDX(id, coeff, 2)), \
.coeff[3] = FLOAT_TO_FP(DT_PROP_BY_IDX(id, coeff, 3)), \
RGB_CAL_RGB_SET_SCALE(DT_CHILD(id, als_channel_scale)) \
},
/*
* compatible = "cros-ec,accelgyro-rgb-calibration"
* rgb_calibration_t in accelgyro.h
*
* e.g) The following is the example in DT for rgb_calibration_t
* rgb_calibration {
* compatible = "cros-ec,accelgyro-rgb-calibration";
*
* irt = <1>;
*
* rgb-cal-x {
* offset = <0>;
* coeff = <0 0 0 0>;
* als-channel-scale {
* compatible = "cros-ec,accelgyro-als-channel-scale";
* k-channel-scale = <1>;
* cover-scale = <1>;
* };
* };
* rgb-cal-y {
* offset = <0>;
* coeff = <0 0 0 0>;
* als-channel-scale {
* compatible = "cros-ec,accelgyro-als-channel-scale";
* k-channel-scale = <1>;
* cover-scale = <1>;
* };
* };
* rgb-cal-z {
* offset = <0>;
* coeff = <0 0 0 0>;
* als-channel-scale {
* compatible = "cros-ec,accelgyro-als-channel-scale";
* k-channel-scale = <1>;
* cover-scale = <1>;
* };
* };
* };
*/
#define ACCELGYRO_RGB_CALIBRATION(id) \
{ \
RGB_CAL_RGB_SET_ONE(DT_CHILD(id, rgb_cal_x), X) \
RGB_CAL_RGB_SET_ONE(DT_CHILD(id, rgb_cal_y), Y) \
RGB_CAL_RGB_SET_ONE(DT_CHILD(id, rgb_cal_z), Z) \
.irt = INT_TO_FP(DT_PROP(id, irt)), \
}
#endif /* __ZEPHYR_SHIM_SRC_MOTIONSENSE_DRIVER_DRVDATA_ACCELGYRO_H */
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