diff options
Diffstat (limited to 'util/flash_fp_mcu')
| -rw-r--r-- | util/flash_fp_mcu | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/util/flash_fp_mcu b/util/flash_fp_mcu index 578382c213..4f8fa26749 100644 --- a/util/flash_fp_mcu +++ b/util/flash_fp_mcu @@ -702,6 +702,26 @@ config_ghost() { config_brya } +config_rex() { + readonly TRANSPORT="SPI" + readonly DEVICE="/dev/spidev0.0" + + # See kernel/v5.15/drivers/pinctrl/intel/pinctrl-meteorlake.c + # for pin name and pin number. + # Examine `cat /sys/kernel/debug/pinctrl/INTC1083:00/gpio-ranges` on a + # rex device to determine gpio number from pin number. + # For example: GPP_B11, the pin number is 215 from the pinctrl-meteorlake.c. + # From the gpio-ranges, the gpio value is 925 + (215-204) = 936 + + readonly GPIO_CHIP="gpiochip573" + # FPMCU RST_ODL is on GPP_C23 = 637 + (52 - 29) = 660 + readonly GPIO_NRST=660 + # FPMCU BOOT0 is on GPP_C22 = 637 + (51 - 29) = 659 + readonly GPIO_BOOT0=659 + # FP_PWR_EN is on GPP_B11 = 925 + (215-204) = 936 + readonly GPIO_PWREN=936 +} + config_zork() { readonly TRANSPORT="UART" readonly DEVICE="/dev/ttyS1" |