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cros_ec: Support reading EC features

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The EC can support a variety of features and provides a way to find out
what is available. Add support for this.

Also update the feature list to the lastest available while we are here.
This is at:

   https://chromium.googlesource.com/chromiumos/platform/ec/+/refs/heads/master/include/ec_commands.h

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass
2021-01-16 14:52:26 -07:00
parent 7791df576c
commit 8aec32f6ab
6 changed files with 195 additions and 10 deletions
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28
test/dm/cros_ec.c
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@@ -47,3 +47,31 @@ static int dm_test_cros_ec_sku_id(struct unit_test_state *uts)
return 0;
}
DM_TEST(dm_test_cros_ec_sku_id, UT_TESTF_SCAN_FDT);
static int dm_test_cros_ec_features(struct unit_test_state *uts)
{
struct udevice *dev;
u64 feat;
ut_assertok(uclass_first_device_err(UCLASS_CROS_EC, &dev));
ut_assertok(cros_ec_get_features(dev, &feat));
ut_asserteq_64(1U << EC_FEATURE_FLASH | 1U << EC_FEATURE_I2C |
1ULL << EC_FEATURE_UNIFIED_WAKE_MASKS | 1ULL << EC_FEATURE_ISH,
feat);
ut_asserteq(true, cros_ec_check_feature(dev, EC_FEATURE_I2C));
ut_asserteq(false, cros_ec_check_feature(dev, EC_FEATURE_MOTION_SENSE));
ut_asserteq(true, cros_ec_check_feature(dev, EC_FEATURE_ISH));
/* try the command */
console_record_reset();
ut_assertok(run_command("crosec features", 0));
ut_assert_nextline("flash");
ut_assert_nextline("i2c");
ut_assert_nextline("unified_wake_masks");
ut_assert_nextline("ish");
ut_assert_console_end();
return 0;
}
DM_TEST(dm_test_cros_ec_features, UT_TESTF_SCAN_FDT);