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| author | Hyungwoo Yang <hyungwoo.yang@intel.corp-partner.google.com> | 2021-03-20 11:51:05 -0700 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2021-03-24 02:10:56 +0000 |
| commit | e0835c1209a7ce2911a1ebfdd6763c4907d2c2ff (patch) | |
| tree | aaffb82b6c21b00c4549b9c33459d786d14a6d57 /driver/als_tcs3400.c | |
| parent | a0e46cd164efca0f48ecff3d1d2ffe10309e3fd4 (diff) | |
| download | chrome-ec-e0835c1209a7ce2911a1ebfdd6763c4907d2c2ff.tar.gz | |
zephyr: DT: support TCS3400
This change is to support TCS3400 via DT.
The change includes, using DT,
- creating TCS3400 driver specific data
- creating motion sensor entry for TCS3400
- creating the TCS3400 irq event to motion sense task
BUG=b:173507858
BRANCH=none
TEST=make buildall -j8
build volteer on zephyr
Signed-off-by: Hyungwoo Yang <hyungwoo.yang@intel.corp-partner.google.com>
Change-Id: I09cb7d69baa95c8450c7f5cc0149038aa23f3bc9
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2778822
Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'driver/als_tcs3400.c')
| -rw-r--r-- | driver/als_tcs3400.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/driver/als_tcs3400.c b/driver/als_tcs3400.c index 93bd1f1d91..0626e679ee 100644 --- a/driver/als_tcs3400.c +++ b/driver/als_tcs3400.c @@ -18,6 +18,26 @@ #define CPRINTS(fmt, args...) cprints(CC_ACCEL, "%s "fmt, __func__, ## args) +#if defined(CONFIG_ZEPHYR) && defined(CONFIG_ACCEL_INTERRUPTS) +/* + * Get the mostion sensor ID of the TCS3400 sensor that + * generates the interrupt. + * The interrupt is converted to the event and transferred to motion + * sense task that actually handles the interrupt. + * + * Here, we use alias to get the motion sensor ID + * + * e.g) als_clear below is the label of a child node in /motionsense-sensors + * aliases { + * tcs3400-int = &als_clear; + * }; + */ +#if DT_NODE_EXISTS(DT_ALIAS(tcs3400_int)) +#define CONFIG_ALS_TCS3400_INT_EVENT \ + TASK_EVENT_MOTION_SENSOR_INTERRUPT(SENSOR_ID(DT_ALIAS(tcs3400_int))) +#endif +#endif + STATIC_IF(CONFIG_ACCEL_FIFO) volatile uint32_t last_interrupt_timestamp; #ifdef CONFIG_TCS_USE_LUX_TABLE |