diff options
| author | Malik_Hsu <malik_hsu@wistron.corp-partner.google.com> | 2021-12-03 09:44:36 +0800 |
|---|---|---|
| committer | Tim Wawrzynczak <twawrzynczak@chromium.org> | 2021-12-03 03:32:22 +0000 |
| commit | ac812eda0bd9c2e39f9857ee18806bb4edd1de6c (patch) | |
| tree | c302d39b4aa74481de50b91b114e020452cdb4a7 /src/mainboard | |
| parent | df72b18db7fb441ee9a1d6b0dfc5a74be24e541b (diff) | |
mb/google/brya/variants/primus: Swap TPM I2C with touchscreen I2C
In next build phase, primus will exchange i2c port for touchscreen and cr50.
BUG=b:207834727
TEST=build pass
Signed-off-by: Malik_Hsu <malik_hsu@wistron.corp-partner.google.com>
Change-Id: Ief1b156b866a9aaa2919f0e209b6439c7019e939
Reviewed-on: https://review.coreboot.org/c/coreboot/+/59737
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Diffstat (limited to 'src/mainboard')
| -rw-r--r-- | src/mainboard/google/brya/Kconfig | 3 | ||||
| -rw-r--r-- | src/mainboard/google/brya/variants/primus/gpio.c | 8 | ||||
| -rw-r--r-- | src/mainboard/google/brya/variants/primus/overridetree.cb | 28 |
3 files changed, 23 insertions, 16 deletions
diff --git a/src/mainboard/google/brya/Kconfig b/src/mainboard/google/brya/Kconfig index 963b400826..6bf1fe122c 100644 --- a/src/mainboard/google/brya/Kconfig +++ b/src/mainboard/google/brya/Kconfig @@ -74,7 +74,8 @@ config DRIVER_TPM_I2C_BUS hex default 0x3 if BOARD_GOOGLE_BRYA0 default 0x3 if BOARD_GOOGLE_BRASK - default 0x3 if BOARD_GOOGLE_PRIMUS + default 0x1 if BOARD_GOOGLE_PRIMUS + default 0x3 if BOARD_GOOGLE_PRIMUS4ES default 0x1 if BOARD_GOOGLE_GIMBLE default 0x3 if BOARD_GOOGLE_GIMBLE4ES default 0x3 if BOARD_GOOGLE_REDRIX diff --git a/src/mainboard/google/brya/variants/primus/gpio.c b/src/mainboard/google/brya/variants/primus/gpio.c index df0930c42f..1abe369be9 100644 --- a/src/mainboard/google/brya/variants/primus/gpio.c +++ b/src/mainboard/google/brya/variants/primus/gpio.c @@ -80,10 +80,10 @@ static const struct pad_config early_gpio_table[] = { PAD_CFG_GPI_APIC(GPP_A13, NONE, PLTRST, LEVEL, INVERT), /* B4 : PROC_GP3 ==> SSD_PERST_L */ PAD_CFG_GPO(GPP_B4, 0, DEEP), - /* B7 : ISH_12C1_SDA ==> PCH_I2C_TPM_SDA */ - PAD_CFG_NF(GPP_B7, NONE, DEEP, NF2), - /* B8 : ISH_12C1_SCL ==> PCH_I2C_TPM_SCL */ - PAD_CFG_NF(GPP_B8, NONE, DEEP, NF2), + /* H6 : I2C1_SDA ==> PCH_I2C_TPM_SDA */ + PAD_CFG_NF(GPP_H6, NONE, DEEP, NF1), + /* H7 : I2C1_SCL ==> PCH_I2C_TPM_SCL */ + PAD_CFG_NF(GPP_H7, NONE, DEEP, NF1), /* * D1 : ISH_GP1 ==> FP_RST_ODL * FP_RST_ODL comes out of reset as hi-z and does not have an external pull-down. diff --git a/src/mainboard/google/brya/variants/primus/overridetree.cb b/src/mainboard/google/brya/variants/primus/overridetree.cb index c12939f4e8..84243194ea 100644 --- a/src/mainboard/google/brya/variants/primus/overridetree.cb +++ b/src/mainboard/google/brya/variants/primus/overridetree.cb @@ -42,11 +42,11 @@ chip soc/intel/alderlake #+-------------------+---------------------------+ #| GSPI1 | Fingerprint MCU | #| I2C0 | Audio | - #| I2C1 | Touchscreen | - #| I2C2 | | - #| I2C3 | cr50 TPM. Early init is | + #| I2C1 | cr50 TPM. Early init is | #| | required to set up a BAR | #| | for TPM communication | + #| I2C2 | | + #| I2C3 | Touchscreen | #| I2C5 | Trackpad | #+-------------------+---------------------------+ register "common_soc_config" = "{ @@ -54,14 +54,20 @@ chip soc/intel/alderlake .speed = I2C_SPEED_FAST, }, .i2c[1] = { + .early_init = 1, .speed = I2C_SPEED_FAST, + .rise_time_ns = 600, + .fall_time_ns = 400, + .data_hold_time_ns = 50, }, .i2c[2] = { .speed = I2C_SPEED_FAST, }, .i2c[3] = { - .early_init = 1, .speed = I2C_SPEED_FAST, + .rise_time_ns = 650, + .fall_time_ns = 400, + .data_hold_time_ns = 50, }, .i2c[5] = { .speed = I2C_SPEED_FAST, @@ -197,6 +203,13 @@ chip soc/intel/alderlake end end #I2C0 device ref i2c1 on + chip drivers/i2c/tpm + register "hid" = ""GOOG0005"" + register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_A13_IRQ)" + device i2c 50 on end + end + end + device ref i2c3 on chip drivers/i2c/hid register "generic.hid" = ""ELAN9050"" register "generic.desc" = ""ELAN Touchscreen"" @@ -232,13 +245,6 @@ chip soc/intel/alderlake device i2c 0x40 on end end end - device ref i2c3 on - chip drivers/i2c/tpm - register "hid" = ""GOOG0005"" - register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_A13_IRQ)" - device i2c 50 on end - end - end device ref i2c5 on chip drivers/i2c/generic register "hid" = ""ELAN0000"" |