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authorStephen Barber <[email protected]>2015-06-09 13:04:46 +0200
committerLee Jones <[email protected]>2015-06-15 13:18:22 +0100
commitd365407079d33106f76bd486a863de05eb5ae95d (patch)
tree46cc169453a614fee690d5ce9df51ed992222c4c /include/linux
parent2c7589af3c4dee844e6a4174f2aa8996cf837604 (diff)
mfd: cros_ec: add bus-specific proto v3 code
Add proto v3 support to the SPI, I2C, and LPC. Signed-off-by: Stephen Barber <[email protected]> Signed-off-by: Javier Martinez Canillas <[email protected]> Tested-by: Heiko Stuebner <[email protected]> Reviewed-by: Gwendal Grignou <[email protected]> Tested-by: Gwendal Grignou <[email protected]> Acked-by: Lee Jones <[email protected]> Acked-by: Olof Johansson <[email protected]> Signed-off-by: Lee Jones <[email protected]>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/mfd/cros_ec.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/mfd/cros_ec.h b/include/linux/mfd/cros_ec.h
index 59d909434efd..92e13aaa450c 100644
--- a/include/linux/mfd/cros_ec.h
+++ b/include/linux/mfd/cros_ec.h
@@ -22,6 +22,12 @@
#include <linux/mutex.h>
/*
+ * The EC is unresponsive for a time after a reboot command. Add a
+ * simple delay to make sure that the bus stays locked.
+ */
+#define EC_REBOOT_DELAY_MS 50
+
+/*
* Max bus-specific overhead incurred by request/responses.
* I2C requires 1 additional byte for requests.
* I2C requires 2 additional bytes for responses.