diff options
| author | Shelley Chen <shchen@google.com> | 2019-03-21 10:05:53 -0700 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2019-03-22 12:23:55 +0000 |
| commit | f71792f8c91ea7b254ed7f478253ef2bec7819ff (patch) | |
| tree | 999999d511ce71e72090afd18b0809cba597f72d /src/mainboard/google/hatch/variants | |
| parent | c325fa1312ed2cbbfcb7ba6cb395146120701e7e (diff) | |
mb/google/hatch: Enable FP MCU
AP communicates with FP MCU through gspi1.
BUG=b:126455006
BRANCH=None
TEST=ensure during bootup we see spi id spi-PRP0001:01 in dmesg
FP MCU fw is not ready yet, so not much testing to be done yet.
Signed-off-by: Shelley Chen <shchen@google.com>
Change-Id: I2eba205d5e63664dca684fbd849454c5a2fe0d0e
Reviewed-on: https://review.coreboot.org/c/coreboot/+/32017
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard/google/hatch/variants')
| -rw-r--r-- | src/mainboard/google/hatch/variants/baseboard/devicetree.cb | 12 | ||||
| -rw-r--r-- | src/mainboard/google/hatch/variants/baseboard/gpio.c | 5 |
2 files changed, 15 insertions, 2 deletions
diff --git a/src/mainboard/google/hatch/variants/baseboard/devicetree.cb b/src/mainboard/google/hatch/variants/baseboard/devicetree.cb index 2b18b3b4b4..0399dc1709 100644 --- a/src/mainboard/google/hatch/variants/baseboard/devicetree.cb +++ b/src/mainboard/google/hatch/variants/baseboard/devicetree.cb @@ -25,6 +25,7 @@ chip soc/intel/cannonlake #| | required to set up a BAR | #| | for TPM communication | #| | before memory is up | + #| GSPI1 | FP MCU | #| I2C0 | Touchpad | #| I2C1 | Touch screen | #| I2C4 | Audio | @@ -321,7 +322,16 @@ chip soc/intel/cannonlake device spi 0 on end end end # GSPI #0 - device pci 1e.3 off end # GSPI #1 + device pci 1e.3 on + chip drivers/spi/acpi + register "name" = ""CRFP"" + register "hid" = "ACPI_DT_NAMESPACE_HID" + register "uid" = "1" + register "compat_string" = ""google,cros-ec-spi"" + register "irq" = "ACPI_IRQ_LEVEL_LOW(GPP_A23_IRQ)" + device spi 1 on end + end # FPMCU + end # GSPI #1 device pci 1f.0 on chip ec/google/chromeec device pnp 0c09.0 on end diff --git a/src/mainboard/google/hatch/variants/baseboard/gpio.c b/src/mainboard/google/hatch/variants/baseboard/gpio.c index 93e0af1753..73d6645c71 100644 --- a/src/mainboard/google/hatch/variants/baseboard/gpio.c +++ b/src/mainboard/google/hatch/variants/baseboard/gpio.c @@ -62,7 +62,10 @@ static const struct pad_config gpio_table[] = { PAD_CFG_GPI_SCI(GPP_A21, NONE, DEEP, EDGE_SINGLE, INVERT), /* A22 : FPMCU_PCH_BOOT0 */ PAD_CFG_GPO(GPP_A22, 0, DEEP), - /* A23 : FPMCU_PCH_INT_ODL */ + /* A23 : FPMCU_PCH_INT_ODL + * TODO Configure it back to invert mode, when + * ITSS IPCx configuration is fixed in FSP. + */ PAD_CFG_GPI_APIC(GPP_A23, NONE, PLTRST, LEVEL, NONE), /* B0 : CORE_VID0 */ |