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| author | Zhuohao Lee <zhuohao@chromium.org> | 2020-03-05 21:08:19 +0800 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2020-04-07 14:42:20 +0000 |
| commit | 598ef8b43219dd769602f884b49556f64ed157c0 (patch) | |
| tree | c2327bcde376e366b44f8962137a11cf0cdb8fcd /util | |
| parent | 62e4ff1b2ace788736a37e7fc26b297bd8954eb5 (diff) | |
| download | chrome-ec-598ef8b43219dd769602f884b49556f64ed157c0.tar.gz | |
flash_fp_mcu: Add a config for the Volteer fingerprint MCU
To enable the flash_fp_mcu to update the fingerprint MCU firmware,
we need to add a config for the Volteer fingerprint MCU.
BUG=b:147687800
BRANCH=None
TEST=use 'flash_fp_mcu ${BINARY_PATH}',
the firmware is programmed correctly.
Change-Id: Ib62ae29ca805985e0256c2ebee5fee633ccef082
Signed-off-by: Zhuohao Lee <zhuohao@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2089214
Reviewed-by: Alex Levin <levinale@chromium.org>
Diffstat (limited to 'util')
| -rw-r--r-- | util/flash_fp_mcu | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/util/flash_fp_mcu b/util/flash_fp_mcu index 80b3385c56..0dd3af6409 100644 --- a/util/flash_fp_mcu +++ b/util/flash_fp_mcu @@ -293,6 +293,27 @@ config_nocturne() { readonly GPIO_PWREN=371 } +config_volteer() { + check_gpio_chip_exists "gpiochip252" + check_gpio_chip_exists "gpiochip445" + + readonly SPIDEV="/dev/spidev1.0" + + # See + # third_party/coreboot/src/soc/intel/tigerlake/include/soc/gpio_soc_defs_tgl.h + # for pin name to number mapping. + # Examine `cat /sys/kernel/debug/pinctrl/INT34C5:02/gpio-ranges` and + # `cat /sys/kernel/debug/pinctrl/INT34C5:00/gpio-ranges` on a volteer + # device to determine gpio number from pin number. + + # FPMCU RST_ODL is on GPP_C23 = 252 + (211 - 188) = 275 + readonly GPIO_NRST=275 + # FPMCU BOOT0 is on GPP_C22 = 252 + (210 - 188) = 274 + readonly GPIO_BOOT0=274 + # FP_PWR_EN is on GPP_A21 = 445 + 63 = 508 + readonly GPIO_PWREN=508 +} + # The "platform name" corresponds to the underlying board (reference design) # that we're running on (not the FPMCU or sensor). At the moment all of the # reference designs use the same GPIOs. If for some reason a design differs in |