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| author | Aaron Massey <aaronmassey@google.com> | 2021-11-01 14:44:36 -0600 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2021-11-02 17:16:07 +0000 |
| commit | afe0ae3c652c1863b22649079422d7d93da71374 (patch) | |
| tree | 3046b5c763365a4a446112659644670a178b6d1e | |
| parent | 522cc120373a330f9652145a6d6084eaac2a1296 (diff) | |
| download | chrome-ec-afe0ae3c652c1863b22649079422d7d93da71374.tar.gz | |
zephyr: test: verify ln9310 update_startup failure
When the ln9310 driver is initializing, it updates the chip startup
sequence registers.
Verify the driver behavior is appropriate.
BRANCH=none
BUG=b:184856083
TEST=zmake configure --test zephyr/test/drivers
Signed-off-by: Aaron Massey <aaronmassey@google.com>
Change-Id: I74af11d1658dfbd2e6d2e2d3e7e57d7103eafa79
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3252926
Reviewed-by: Yuval Peress <peress@google.com>
| -rw-r--r-- | zephyr/test/drivers/src/ln9310.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/zephyr/test/drivers/src/ln9310.c b/zephyr/test/drivers/src/ln9310.c index 932b998cdb..13874396a8 100644 --- a/zephyr/test/drivers/src/ln9310.c +++ b/zephyr/test/drivers/src/ln9310.c @@ -586,6 +586,44 @@ static void test_ln9310_reset_explicit_detected_startup(void) i2c_common_emul_set_read_func(i2c_emul, NULL, NULL); } +static void test_ln9310_update_startup_seq_fails(void) +{ + const struct emul *emulator = + emul_get_binding(DT_LABEL(DT_NODELABEL(ln9310))); + struct i2c_emul *i2c_emul = ln9310_emul_get_i2c_emul(emulator); + struct reg_to_fail_data test_data = { + .reg_access_to_fail = LN9310_REG_CFG_4, + .reg_access_fail_countdown = 1, + }; + + zassert_not_null(emulator, NULL); + zassert_not_null(i2c_emul, NULL); + + ln9310_emul_set_context(emulator); + ln9310_emul_reset(emulator); + /* Battery won't matter here so only testing one pair */ + ln9310_emul_set_battery_cell_type(emulator, BATTERY_CELL_TYPE_2S); + /* Requires older version of chip */ + ln9310_emul_set_version(emulator, + REQUIRES_CFLY_PRECHARGE_STARTUP_CHIP_REV); + + i2c_common_emul_set_read_func( + i2c_emul, &mock_read_intercept_reg_to_fail, &test_data); + + zassert_false(ln9310_init() == 0, NULL); + zassert_false(ln9310_emul_is_init(emulator), NULL); + + ln9310_software_enable(true); + + /* TODO(b/201420132) */ + k_msleep(TEST_DELAY_MS); + + zassert_false(ln9310_power_good(), NULL); + zassert_true(test_data.reg_access_fail_countdown <= 0, NULL); + + i2c_common_emul_set_read_func(i2c_emul, NULL, NULL); +} + static void reset_ln9310_state(void) { ln9310_reset_to_initial_state(); @@ -597,6 +635,10 @@ void test_suite_ln9310(void) ztest_test_suite( ln9310, ztest_unit_test_setup_teardown( + test_ln9310_update_startup_seq_fails, + reset_ln9310_state, + reset_ln9310_state), + ztest_unit_test_setup_teardown( test_ln9310_reset_explicit_detected_startup, reset_ln9310_state, reset_ln9310_state), |