diff options
| author | Shelley Chen <shchen@google.com> | 2023-11-13 10:02:28 -0800 |
|---|---|---|
| committer | Shelley Chen <shchen@google.com> | 2023-11-29 06:54:24 +0000 |
| commit | ea9248e9fb38e107dc4397ba7d30616aa4c9077b (patch) | |
| tree | 9b13e44d4bd1bcf4fec81a353700f8e488594e6c /src/mainboard/google/brox/variants | |
| parent | 2d589cfc6ca27656f621af634b04e49ed472872f (diff) | |
mb/google/brox: Fix configuration for TPM
On Brox, TPM is using i2c4 and GPP_E2, so modifying the Kconfig to
reflect this. Also, fixing up the TPM entry in the device tree.
Making sure that the GPIO for GSC_PCH_INT_ODL is set correctly.
BUG=b:300690448
BRANCH=None
TEST=emerge-brox coreboot
Change-Id: I0ecaa6fcfc05c3c2e55f857d7a4e59fe46096bb5
Signed-off-by: Shelley Chen <shchen@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/79102
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <ericllai@google.com>
Reviewed-by: Ivy Jian <ivy.jian@quanta.corp-partner.google.com>
Diffstat (limited to 'src/mainboard/google/brox/variants')
| -rw-r--r-- | src/mainboard/google/brox/variants/baseboard/brox/devicetree.cb | 30 |
1 files changed, 14 insertions, 16 deletions
diff --git a/src/mainboard/google/brox/variants/baseboard/brox/devicetree.cb b/src/mainboard/google/brox/variants/baseboard/brox/devicetree.cb index 2b73ad2b1d..c8b4c5aeaa 100644 --- a/src/mainboard/google/brox/variants/baseboard/brox/devicetree.cb +++ b/src/mainboard/google/brox/variants/baseboard/brox/devicetree.cb @@ -76,14 +76,12 @@ chip soc/intel/alderlake #+-------------------+---------------------------+ #| Field | Value | #+-------------------+---------------------------+ - #| GSPI1 | Fingerprint MCU | - #| I2C0 | Audio and WFC | - #| I2C1 | cr50 TPM. Early init is | + #| I2C0 | Trackpad | + #| I2C1 | Touchscreen | + #| I2C2 | ISH Sensor | + #| I2C4 | cr50 TPM. Early init is | #| | required to set up a BAR | #| | for TPM communication | - #| I2C2 | SAR0 | - #| I2C3 | Touchscreen | - #| I2C5 | Trackpad | #+-------------------+---------------------------+ register "common_soc_config" = "{ .i2c[0] = { @@ -94,24 +92,18 @@ chip soc/intel/alderlake }, .i2c[1] = { .speed = I2C_SPEED_FAST, - .rise_time_ns = 650, + .rise_time_ns = 600, .fall_time_ns = 400, .data_hold_time_ns = 50, }, .i2c[2] = { .speed = I2C_SPEED_FAST, - .rise_time_ns = 900, - .fall_time_ns = 400, - .data_hold_time_ns = 50, - }, - .i2c[3] = { - .early_init = 1, - .speed = I2C_SPEED_FAST, .rise_time_ns = 600, .fall_time_ns = 400, .data_hold_time_ns = 50, }, - .i2c[5] = { + .i2c[4] = { + .early_init = 1, .speed = I2C_SPEED_FAST, .rise_time_ns = 650, .fall_time_ns = 400, @@ -167,7 +159,13 @@ chip soc/intel/alderlake device generic 0 on end end end - device ref i2c3 on end + device ref i2c4 on + chip drivers/i2c/tpm + register "hid" = ""GOOG0005"" + register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_E2_IRQ)" + device i2c 50 on end + end + end device ref heci1 on end device ref sata on end device ref pcie_rp8 on |