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# SPDX-License-Identifier: GPL-2.0-or-later
chip soc/amd/picasso
# Start : OPN Performance Configuration
# See devhub #55593 Chapter 3.2 for documentation
# For the below fields, 0 indicates use SOC default
# System config index
register "system_config" = "2"
# Set STAPM confiuration. All of these fields must be set >0 to take affect
register "slow_ppt_limit" = "25000" #mw
register "fast_ppt_limit" = "30000" #mw
register "slow_ppt_time_constant" = "5" #second
register "stapm_time_constant" = "200" #second
register "sustained_power_limit" = "15000" #mw
register "telemetry_vddcr_vdd_slope" = "71222" #mA
register "telemetry_vddcr_vdd_offset" = "0"
register "telemetry_vddcr_soc_slope" = "28977" #mA
register "telemetry_vddcr_soc_offset" = "0"
# End : OPN Performance Configuration
# USB OC pin mapping: existing trembyle boards are based on old schematics version
register "usb_port_overcurrent_pin[1]" = "USB_OC_PIN_2" # USB A0
register "usb_port_overcurrent_pin[2]" = "USB_OC_PIN_4" # USB A1
# Enable I2C2 for trackpad, touchscreen, pen at 400kHz
register "i2c[2]" = "{
.speed = I2C_SPEED_FAST,
.rise_time_ns = 21, /* 0 to 2.31 (3.3 * .7) */
.fall_time_ns = 76, /* 2.31 to 0 */
}"
# Enable I2C3 for H1 400kHz
register "i2c[3]" = "{
.speed = I2C_SPEED_FAST,
.rise_time_ns = 125, /* 0 to 1.26v (1.8 * .7) */
.fall_time_ns = 37, /* 1.26v to 0 */
.early_init = true,
}"
# See AMD 55570-B1 Table 13: PCI Device ID Assignments.
device domain 0 on
subsystemid 0x1022 0x1510 inherit
end # domain
device mmio 0xfedc4000 on
chip drivers/i2c/generic
register "hid" = ""ELAN0000""
register "desc" = ""ELAN Touchpad""
register "irq_gpio" = "ACPI_GPIO_IRQ_EDGE_LOW(GPIO_9)"
register "wake" = "GEVENT_22"
register "probed" = "1"
device i2c 15 on end
end
chip drivers/i2c/hid
register "generic.hid" = ""PNP0C50""
register "generic.desc" = ""Synaptics Touchpad""
register "generic.irq_gpio" = "ACPI_GPIO_IRQ_EDGE_LOW(GPIO_9)"
register "generic.wake" = "GEVENT_22"
register "generic.probed" = "1"
register "hid_desc_reg_offset" = "0x20"
device i2c 2c on end
end
chip drivers/i2c/generic
register "hid" = ""RAYD0001""
register "desc" = ""Raydium Touchscreen""
register "probed" = "1"
register "irq_gpio" = "ACPI_GPIO_IRQ_EDGE_LOW(GPIO_12)"
register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPIO_140)"
# 32ms: Rise time of the reset line
# 20ms: Firmware ready time
register "reset_delay_ms" = "32 + 20"
register "stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPIO_144)"
register "stop_off_delay_ms" = "1"
register "has_power_resource" = "1"
register "disable_gpio_export_in_crs" = "1"
device i2c 39 on end
end
chip drivers/i2c/generic
register "hid" = ""ELAN0001""
register "desc" = ""ELAN Touchscreen""
register "probed" = "1"
register "irq_gpio" = "ACPI_GPIO_IRQ_EDGE_LOW(GPIO_12)"
register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPIO_140)"
register "reset_delay_ms" = "20"
register "has_power_resource" = "1"
device i2c 10 on end
end
end
device mmio 0xfedca000 on
chip drivers/uart/acpi
register "name" = ""CRFP""
register "desc" = ""Fingerprint Reader""
register "hid" = "ACPI_DT_NAMESPACE_HID"
register "compat_string" = ""google,cros-ec-uart""
register "irq_gpio" = "ACPI_GPIO_IRQ_LEVEL_LOW_WAKE(GPIO_6)"
register "wake" = "GEVENT_10"
register "uart" = "ACPI_UART_RAW_DEVICE(3000000, 64)"
device generic 0 on end
end
end
end # chip soc/amd/picasso
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