Short documentation at kernel doc format. Signed-off-by: Samu Onkalo <samu.p.onkalo@xxxxxxxxx> --- include/linux/lis3lv02d.h | 41 +++++++++++++++++++++++++++++++++++++++++ 1 files changed, 41 insertions(+), 0 deletions(-) diff --git a/include/linux/lis3lv02d.h b/include/linux/lis3lv02d.h index c949612..da294cd 100644 --- a/include/linux/lis3lv02d.h +++ b/include/linux/lis3lv02d.h @@ -1,6 +1,47 @@ #ifndef __LIS3LV02D_H_ #define __LIS3LV02D_H_ +/** + * struct lis3lv02d_platform_data - lis3 chip family platform data + * @click_flags: Click detection unit configuration + * @click_thresh_x: Click detection unit x axis treshold + * @click_thresh_y: Click detection unit y axis treshold + * @click_thresh_z: Click detection unit z axis treshold + * @click_time_limit: Click detection unit time parameter + * @click_latency: Click detection unit latency parameter + * @click_window: Click detection unit window parameter + * @irq_cfg: On chip irq configuration (click / data available / wu) + * @irq_flags1: Additional irq triggering flags for irq channel 0 + * @irq_flags2: Additional irq triggering flags for irq channel 1 + * @duration1: Wake up unit 1 duration parameter + * @duration2: Wake up unit 2 duration parameter + * @wakeup_flags: Wakeup unit 1 flags + * @wakeup_thresh: Wakeup unit 1 threshold value + * @wakeup_flags2: Wakeup unit 2 flags + * @wakeup_thresh2: Wakeup unit 2 threshold value + * @hipass_ctrl: Hi-pass filter control + * @axis_x: Remap parameter for x-axis + * @axis_y: Remap parameter for y-axis + * @axis_z: Remap parameter for z-axis + * @driver_features: Enable bits for different features. Disabled by default + * @default_rate: Default sampling rate. 0 means reset default + * @setup_resources: Interrupt line setup call back function + * @release_resources: Interrupt line release call back function + * @st_min_limits[3]: Selftest acceptance minimum values + * @st_max_limits[3]: Selftest accepratnce maximum values + * @irq2: Irq line 2 number + * + * Platform data is used to setup the sensor chip. Meaning of the different + * chip features can be found from the data sheet. Currently the data is used + * only for the 8 bit device. The 8 bit device has two wake up / free fall + * detection units and click detection unit. There are plenty of ways to + * configure the chip which makes is quite impossible to explain meaning of the + * fields here. Behaviour of the detection blocks varies heavily depending + * on the configuration. Irq_flags can be used to enable interrupt detection + * on the both edges. With proper chip configuration this produces interrupt + * when some trigger starts and when it goes away. + */ + struct lis3lv02d_platform_data { /* please note: the 'click' feature is only supported for * LIS[32]02DL variants of the chip and will be ignored for -- 1.6.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-i2c" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html