diff options
| author | Vijay Hiremath <vijay.p.hiremath@intel.com> | 2015-08-03 23:37:54 -0700 |
|---|---|---|
| committer | chrome-bot <chrome-bot@chromium.org> | 2016-09-23 15:10:08 -0700 |
| commit | f9272713da615e51ea14f70872fec46fbd88e938 (patch) | |
| tree | 7b12c57a3435a615718c9d3325dfc0671fc297b6 /driver/accelgyro_bmi160.c | |
| parent | 806aae81f6bed5ab1a26e860eaa2b5b1349a1444 (diff) | |
| download | chrome-ec-f9272713da615e51ea14f70872fec46fbd88e938.tar.gz | |
i2c: Add i2ctest console command
Added i2ctest console command to test the reliability of the I2C.
By reading/writing to the known registers this tests provides the
number of successful read and writes.
BUG=chrome-os-partner:57487
TEST=Enabled the i2ctest config on Reef and tested the
i2c read/writes.
BRANCH=none
Change-Id: I9e27ff96f2b85422933bc590d112a083990e2dfb
Signed-off-by: Vijay Hiremath <vijay.p.hiremath@intel.com>
Reviewed-on: https://chromium-review.googlesource.com/290427
Commit-Ready: Vijay P Hiremath <vijay.p.hiremath@intel.com>
Tested-by: Vijay P Hiremath <vijay.p.hiremath@intel.com>
Reviewed-by: Shawn N <shawnn@chromium.org>
Diffstat (limited to 'driver/accelgyro_bmi160.c')
| -rw-r--r-- | driver/accelgyro_bmi160.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/driver/accelgyro_bmi160.c b/driver/accelgyro_bmi160.c index c8a6d18bdf..2ecc27fe4c 100644 --- a/driver/accelgyro_bmi160.c +++ b/driver/accelgyro_bmi160.c @@ -139,7 +139,7 @@ static inline int spi_raw_read(const int addr, const uint8_t reg, /** * Read 8bit register from accelerometer. */ -static int raw_read8(const int port, const int addr, const uint8_t reg, +static int raw_read8(const int port, const int addr, const int reg, int *data_ptr) { int rv = -EC_ERROR_PARAM1; @@ -163,7 +163,7 @@ static int raw_read8(const int port, const int addr, const uint8_t reg, /** * Write 8bit register from accelerometer. */ -static int raw_write8(const int port, const int addr, const uint8_t reg, +static int raw_write8(const int port, const int addr, const int reg, int data) { int rv = -EC_ERROR_PARAM1; @@ -1248,3 +1248,15 @@ const struct accelgyro_drv bmi160_drv = { struct bmi160_drv_data_t g_bmi160_data = { .flags = 0, }; + +#ifdef CONFIG_CMD_I2C_STRESS_TEST_ACCEL +struct i2c_stress_test_dev bmi160_i2c_stress_test_dev = { + .reg_info = { + .read_reg = BMI160_CHIP_ID, + .read_val = BMI160_CHIP_ID_MAJOR, + .write_reg = BMI160_PMU_TRIGGER, + }, + .i2c_read = &raw_read8, + .i2c_write = &raw_write8, +}; +#endif /* CONFIG_CMD_I2C_STRESS_TEST_ACCEL */ |