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| author | David Hendricks <dhendrix@chromium.org> | 2014-09-27 20:10:41 -0700 |
|---|---|---|
| committer | Aaron Durbin <adurbin@google.com> | 2015-04-02 21:16:17 +0200 |
| commit | 1fd5a9b36d8b817614ef7f0c301291da0cdb7466 (patch) | |
| tree | 7460cdda4edc6dec5a26d9f1900ed6f2af28cad4 | |
| parent | 8f3883d5f444d3b72661d585e4671d0996771305 (diff) | |
| download | coreboot-1fd5a9b36d8b817614ef7f0c301291da0cdb7466.tar.xz | |
pinky: Force delay for EC SPI transfers
This gives the EC some time to wake-up between asserting /CS and
starting a transfer.
BUG=chrome-os-partner:32223
BRANCH=none
TEST=verified ~100us delay using logic analyzer on Pinky
Original-Change-Id: I9874e65abd405874c43c594d8caeeff9e1300455
Original-Signed-off-by: David Hendricks <dhendrix@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/220243
Original-Reviewed-by: Julius Werner <jwerner@chromium.org>
Original-Reviewed-by: Alexandru Stan <amstan@chromium.org>
Original-Commit-Queue: Alexandru Stan <amstan@chromium.org>
Original-Tested-by: Alexandru Stan <amstan@chromium.org>
Change-Id: I103542517d3ebd7da4f0394b3ae4f68f58403b1e
(cherry picked from commit bdb67fe489b7cbea7a26492fa0536ca452434052)
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/9238
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
| -rw-r--r-- | src/mainboard/google/veyron_pinky/Kconfig | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mainboard/google/veyron_pinky/Kconfig b/src/mainboard/google/veyron_pinky/Kconfig index 07b31fff16..7f981b428b 100644 --- a/src/mainboard/google/veyron_pinky/Kconfig +++ b/src/mainboard/google/veyron_pinky/Kconfig @@ -49,6 +49,10 @@ config EC_GOOGLE_CHROMEEC_SPI_BUS hex default 0 +config EC_GOOGLE_CHROMEEC_SPI_WAKEUP_DELAY_US + int + default 100 + config VBOOT_RAMSTAGE_INDEX hex default 0x3 |