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| author | Stephen Boyd <swboyd@chromium.org> | 2021-08-31 23:02:29 -0700 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2021-09-01 20:58:49 +0000 |
| commit | 4e6e68a2f29fae523d2f2e9e92afe3174c1c54c9 (patch) | |
| tree | 1f17f278fcd66ca028bf47916f61fdcf7d79d78b /util/flash_fp_mcu | |
| parent | c9b52beb497821dda34784e2252eacb559aed524 (diff) | |
| download | chrome-ec-4e6e68a2f29fae523d2f2e9e92afe3174c1c54c9.tar.gz | |
flash_fp_mcu: Add support for Herobrine
Add the logic to find the gpios on herobrine.
BUG=None
BRANCH=None
TEST=flash_fp_mcu on Herobrine
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Change-Id: I8ed4f0df41d36f279a6e1d3a4dab74063d489f0f
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3135042
Reviewed-by: Alexandru M Stan <amstan@chromium.org>
Reviewed-by: Craig Hesling <hesling@chromium.org>
Diffstat (limited to 'util/flash_fp_mcu')
| -rw-r--r-- | util/flash_fp_mcu | 24 |
1 files changed, 20 insertions, 4 deletions
diff --git a/util/flash_fp_mcu b/util/flash_fp_mcu index 94551c5741..679478f1e2 100644 --- a/util/flash_fp_mcu +++ b/util/flash_fp_mcu @@ -406,10 +406,12 @@ flash_fp_mcu_stm32() { gpio 0 "${gpio_boot0}" "${gpio_nrst}" gpio 1 "${gpio_nrst}" - # Give up GPIO control - # TODO(b/179839337): Remove this for Strongbad DVT, where we should have - # correct external pulls on these lines. - if [[ "${PLATFORM_NAME}" != "strongbad" ]]; then + # Give up GPIO control, unless we need to keep these driving as + # outputs because they're not open-drain signals. + # TODO(b/179839337): Make this the default and properly support + # open-drain outputs on other platforms. + if [[ "${PLATFORM_NAME}" != "strongbad" ]] && + [[ "${PLATFORM_NAME}" != "herobrine" ]]; then gpio in "${gpio_boot0}" "${gpio_nrst}" fi gpio unexport "${gpio_boot0}" "${gpio_nrst}" @@ -472,6 +474,20 @@ config_hatch() { readonly GPIO_PWREN=467 } +config_herobrine() { + readonly TRANSPORT="SPI" + readonly DEVICE="/dev/spidev11.0" + # TODO(b/179533783): Fix this script to look for non-ACPI modalias + readonly DEVICEID="spi11.0" + + readonly GPIO_CHIP="gpiochip336" + # FPMCU RST_ODL is $(gpiofind FP_RST_L) is gpiochip0 78 + readonly GPIO_NRST=$((336 + $(gpiofind FP_RST_L|cut -f2 -d" "))) + # FPMCU BOOT0 is $(gpiofind FPMCU_BOOT0) is gpiochip0 77 + readonly GPIO_BOOT0=$((336 + $(gpiofind FPMCU_BOOT0|cut -f2 -d" "))) + # EN FP RAILS is $(gpiofind EN_FP_RAILS) is gpiochip0 42 + readonly GPIO_PWREN=$((336 + $(gpiofind EN_FP_RAILS|cut -f2 -d" "))) +} config_nami() { readonly TRANSPORT="SPI" |