diff options
| author | Eric Lai <eric_lai@quanta.corp-partner.google.com> | 2023-06-06 11:06:51 +0800 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2023-06-07 21:58:52 +0000 |
| commit | 07ebe4ae02ccee012258b3df9da9a8cd6f0e9cd4 (patch) | |
| tree | 292e67898dfee367eeb257c60cb7a9880b0be786 /src/mainboard/google/myst/variants | |
| parent | a4ced631ec44f189c2544636ccd95d38e43d9a99 (diff) | |
mb/google/myst: Enable fingerprint on UART
Add fingerprint into device tree. Also set RST to low per HW
requirement.
BUG=b:285799911
TEST=check ectool --name=cros_fp version.
RO version: bloonchipper_v2.0.5938-197506c1
RO cros fwid: CROS_FWID_MISSING
RW version: bloonchipper_v2.0.14348-e5fb0b9
RW cros fwid: bloonchipper_14931.0.0
Signed-off-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Change-Id: I09819037b80e55edeb56faef9e27fe0753748efc
Reviewed-on: https://review.coreboot.org/c/coreboot/+/75629
Reviewed-by: Martin Roth <martin.roth@amd.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard/google/myst/variants')
| -rw-r--r-- | src/mainboard/google/myst/variants/baseboard/gpio.c | 2 | ||||
| -rw-r--r-- | src/mainboard/google/myst/variants/myst/overridetree.cb | 18 |
2 files changed, 19 insertions, 1 deletions
diff --git a/src/mainboard/google/myst/variants/baseboard/gpio.c b/src/mainboard/google/myst/variants/baseboard/gpio.c index 9b0de5a349..79797638a7 100644 --- a/src/mainboard/google/myst/variants/baseboard/gpio.c +++ b/src/mainboard/google/myst/variants/baseboard/gpio.c @@ -68,7 +68,7 @@ static const struct soc_amd_gpio base_gpio_table[] = { /* WWAN_AUX_RST_L */ PAD_GPO(GPIO_39, HIGH), /* SOC_FP_RST_L */ - PAD_GPO(GPIO_40, HIGH), + PAD_GPO(GPIO_40, LOW), /* GPIO_41 - GPIO_66: Not available */ /* GPIO_67 (Unused) */ PAD_NC(GPIO_67), diff --git a/src/mainboard/google/myst/variants/myst/overridetree.cb b/src/mainboard/google/myst/variants/myst/overridetree.cb index d701dea49c..d230e508fa 100644 --- a/src/mainboard/google/myst/variants/myst/overridetree.cb +++ b/src/mainboard/google/myst/variants/myst/overridetree.cb @@ -93,4 +93,22 @@ chip soc/amd/phoenix device i2c 2a on end end end # I2C3 + device ref uart_1 on + chip drivers/uart/acpi + register "name" = ""CRFP"" + register "desc" = ""Fingerprint Reader"" + register "hid" = "ACPI_DT_NAMESPACE_HID" + register "compat_string" = ""google,cros-ec-uart"" + register "irq_gpio" = "ACPI_GPIO_IRQ_LEVEL_LOW(GPIO_18)" + register "wake" = "GEVENT_14" + register "uart" = "ACPI_UART_RAW_DEVICE(3000000, 64)" + register "has_power_resource" = "1" + register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPIO_40)" + register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_4)" + register "enable_delay_ms" = "3" + device generic 0 alias fpmcu on + probe FP UART + end + end + end end # chip soc/amd/phoenix |