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| author | Daisuke Nojiri <dnojiri@chromium.org> | 2016-10-03 12:51:52 -0700 |
|---|---|---|
| committer | chrome-bot <chrome-bot@chromium.org> | 2016-10-05 20:58:20 -0700 |
| commit | 3afd683d683f482f003405c721800e3ba2ccb637 (patch) | |
| tree | 0d4a7a23b273d09cbe46f49f5c41eb56ceb3db2b /cts/i2c/cts_i2c.h | |
| parent | 8c22c2dcd7397cddd78e518f808212a0ac86df90 (diff) | |
| download | chrome-ec-3afd683d683f482f003405c721800e3ba2ccb637.tar.gz | |
cts: Add I2C tests for read8/16/32 and write8/16/32
This patch adds tests for i2c_read8/16/32 and i2c_write8/16/32.
BUG=chromium:653183
BRANCH=none
TEST=make buildall. Run cts.py -m i2c for 100kHz with 10k ohms
pull-up registers on SCL and SDA. TH=stm32l476g-eval DUT=nucleo-f072rb.
Change-Id: I8121b1c5dc7542da45141543e35036ef41364c38
Signed-off-by: Daisuke Nojiri <dnojiri@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/393331
Reviewed-by: Randall Spangler <rspangler@chromium.org>
Diffstat (limited to 'cts/i2c/cts_i2c.h')
| -rw-r--r-- | cts/i2c/cts_i2c.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/cts/i2c/cts_i2c.h b/cts/i2c/cts_i2c.h new file mode 100644 index 0000000000..9d287580bf --- /dev/null +++ b/cts/i2c/cts_i2c.h @@ -0,0 +1,20 @@ +/* Copyright 2016 The Chromium OS Authors. All rights reserved. + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + */ + +enum cts_i2c_packets { + WRITE_8_OFFSET = 0, + WRITE_16_OFFSET = 1, + WRITE_32_OFFSET = 2, + READ_8_OFFSET = 3, + READ_16_OFFSET = 4, + READ_32_OFFSET = 5, +}; + +#define WRITE_8_DATA 0x42 +#define WRITE_16_DATA 0x1234 +#define WRITE_32_DATA 0xDEADBEEF +#define READ_8_DATA 0x23 +#define READ_16_DATA 0xACED +#define READ_32_DATA 0x01ABCDEF |