diff options
Diffstat (limited to 'src/mainboard')
| -rw-r--r-- | src/mainboard/google/brya/variants/taeko/overridetree.cb | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/mainboard/google/brya/variants/taeko/overridetree.cb b/src/mainboard/google/brya/variants/taeko/overridetree.cb index 6806d8b3a0..57c9cead30 100644 --- a/src/mainboard/google/brya/variants/taeko/overridetree.cb +++ b/src/mainboard/google/brya/variants/taeko/overridetree.cb @@ -35,6 +35,10 @@ fw_config option BOOT_EMMC_DISABLED 0 option BOOT_EMMC_ENABLED 1 end + field HPS 17 + option HPS_ABSENT 0 + option HPS_PRESENT 1 + end end chip soc/intel/alderlake register "TcssAuxOri" = "1" @@ -276,6 +280,21 @@ chip soc/intel/alderlake device i2c 10 on end end end + device ref i2c2 on + chip drivers/i2c/generic + register "hid" = ""GOOG0020"" + register "desc" = ""Chrome OS HPS"" + register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_E7)" # EN_HPS_PWR + register "irq" = "ACPI_IRQ_LEVEL_LOW(GPP_E3_IRQ)" # HPS_INT_ODL + # HPS uses I2C addresses 0x30 and 0x51. + # The address we provide here is not significant because + # neither coreboot nor Linux have a driver for HPS, + # it's only used from userspace. + device i2c 30 on + probe HPS HPS_PRESENT + end + end + end device ref i2c5 on chip drivers/i2c/generic register "hid" = ""ELAN0000"" |