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| author |   Pi-Hsun Shih <pihsun@chromium.org> | 2019-04-12 15:18:50 +0800 |
|---|---|---|
| committer |   Enric Balletbo i Serra <enric.balletbo@collabora.com> | 2019-04-16 11:00:36 +0200 |
| commit | 2de89fd989584c54f5f3fcea808504c0149ba837 (patch) | |
| tree | c5689f30596275430ecaf0c83ec6c7d793af385c /drivers/platform/chrome/Kconfig | |
| parent | platform/chrome: wilco_ec: Add h1_gpio status to debugfs (diff) | |
| download | linux-dev-2de89fd989584c54f5f3fcea808504c0149ba837.tar.xz linux-dev-2de89fd989584c54f5f3fcea808504c0149ba837.zip | |
platform/chrome: cros_ec: Add EC host command support using rpmsg
Add EC host command support through rpmsg.
Signed-off-by: Pi-Hsun Shih <pihsun@chromium.org>
Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Diffstat (limited to 'drivers/platform/chrome/Kconfig')
| -rw-r--r-- | drivers/platform/chrome/Kconfig | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/platform/chrome/Kconfig b/drivers/platform/chrome/Kconfig index 4313a8bcf0ab..997317d2f2b9 100644 --- a/drivers/platform/chrome/Kconfig +++ b/drivers/platform/chrome/Kconfig @@ -59,6 +59,18 @@ config CROS_EC_I2C a checksum. Failing accesses will be retried three times to improve reliability. +config CROS_EC_RPMSG + tristate "ChromeOS Embedded Controller (rpmsg)" + depends on MFD_CROS_EC && RPMSG && OF + help + If you say Y here, you get support for talking to the ChromeOS EC + through rpmsg. This uses a simple byte-level protocol with a + checksum. Also since there's no addition EC-to-host interrupt, this + use a byte in message to distinguish host event from host command. + + To compile this driver as a module, choose M here: the + module will be called cros_ec_rpmsg. + config CROS_EC_SPI tristate "ChromeOS Embedded Controller (SPI)" depends on MFD_CROS_EC && SPI |