diff options
Diffstat (limited to 'src/mainboard')
4 files changed, 32 insertions, 0 deletions
diff --git a/src/mainboard/google/dedede/Kconfig b/src/mainboard/google/dedede/Kconfig index 2892dd16f0..377702da45 100644 --- a/src/mainboard/google/dedede/Kconfig +++ b/src/mainboard/google/dedede/Kconfig @@ -4,6 +4,7 @@ config BOARD_GOOGLE_BASEBOARD_DEDEDE select CR50_USE_LONG_INTERRUPT_PULSES select DPTF_USE_EISA_HID select DRIVERS_I2C_GENERIC + select DRIVERS_I2C_GPIO_MUX select DRIVERS_I2C_HID select DRIVERS_INTEL_DPTF select DRIVERS_SPI_ACPI diff --git a/src/mainboard/google/dedede/variants/waddledee/Makefile.inc b/src/mainboard/google/dedede/variants/waddledee/Makefile.inc index eda535c992..93f34f81e0 100644 --- a/src/mainboard/google/dedede/variants/waddledee/Makefile.inc +++ b/src/mainboard/google/dedede/variants/waddledee/Makefile.inc @@ -2,4 +2,5 @@ romstage-y += memory.c +ramstage-y += gpio.c ramstage-y += variant.c diff --git a/src/mainboard/google/dedede/variants/waddledee/gpio.c b/src/mainboard/google/dedede/variants/waddledee/gpio.c new file mode 100644 index 0000000000..0905e8f217 --- /dev/null +++ b/src/mainboard/google/dedede/variants/waddledee/gpio.c @@ -0,0 +1,16 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + +#include <baseboard/gpio.h> +#include <baseboard/variants.h> + +/* Pad configuration in ramstage*/ +static const struct pad_config gpio_table[] = { + /* E5 : AP_SUB_IO_2 */ + PAD_CFG_GPO(GPP_E5, 0, PLTRST), +}; + +const struct pad_config *variant_override_gpio_table(size_t *num) +{ + *num = ARRAY_SIZE(gpio_table); + return gpio_table; +} diff --git a/src/mainboard/google/dedede/variants/waddledee/overridetree.cb b/src/mainboard/google/dedede/variants/waddledee/overridetree.cb index 22a08a060e..b67b8702c6 100644 --- a/src/mainboard/google/dedede/variants/waddledee/overridetree.cb +++ b/src/mainboard/google/dedede/variants/waddledee/overridetree.cb @@ -119,6 +119,20 @@ chip soc/intel/jasperlake device i2c 0x5d on end end end # I2C 2 + device pci 15.3 on + chip drivers/i2c/gpiomux/mux + register "mux_gpio_count" = "1" + register "mux_gpio[0]" = "ACPI_GPIO_OUTPUT(GPP_E5)" + device generic 0 on + chip drivers/i2c/gpiomux/bus + device generic 0 on end # I2C Mux Bus 0 + end + chip drivers/i2c/gpiomux/bus + device generic 1 on end # I2C Mux Bus 1 + end + end # I2C MUX + end + end # I2C 3 device pci 19.0 on chip drivers/i2c/generic register "hid" = ""10EC5682"" |