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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_mW" = "25000"
register "fast_ppt_limit_mW" = "30000"
register "slow_ppt_time_constant_s" = "5"
register "stapm_time_constant_s" = "200"
register "sustained_power_limit_mW" = "15000"
register "telemetry_vddcr_vdd_slope_mA" = "102586"
register "telemetry_vddcr_vdd_offset" = "0"
register "telemetry_vddcr_soc_slope_mA" = "24674"
register "telemetry_vddcr_soc_offset" = "0"
# End : OPN Performance Configuration
#USB 2.0 strength
register "usb_2_port_tune_params[0]" = "{
.com_pds_tune = 0x07,
.sq_rx_tune = 0x3,
.tx_fsls_tune = 0x3,
.tx_pre_emp_amp_tune = 0x03,
.tx_pre_emp_pulse_tune = 0x0,
.tx_rise_tune = 0x1,
.tx_vref_tune = 0xf,
.tx_hsxv_tune = 0x3,
.tx_res_tune = 0x01,
}"
register "usb_2_port_tune_params[3]" = "{
.com_pds_tune = 0x07,
.sq_rx_tune = 0x3,
.tx_fsls_tune = 0x3,
.tx_pre_emp_amp_tune = 0x03,
.tx_pre_emp_pulse_tune = 0x0,
.tx_rise_tune = 0x1,
.tx_vref_tune = 0xf,
.tx_hsxv_tune = 0x3,
.tx_res_tune = 0x01,
}"
# USB OC pin mapping
register "usb_port_overcurrent_pin[2]" = "USB_OC_NONE" # NC
# 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 = 110, /* 0 to 1.26v (1.8 * .7) */
.fall_time_ns = 34, /* 1.26v to 0 */
.early_init = true,
}"
register "emmc_config" = "{
.timing = SD_EMMC_EMMC_HS400,
.sdr104_hs400_driver_strength = SD_EMMC_DRIVE_STRENGTH_A,
.init_khz_preset = 400,
}"
# See AMD 55570-B1 Table 13: PCI Device ID Assignments.
device domain 0 on
subsystemid 0x1022 0x1510 inherit
chip drivers/usb/acpi
device usb 2.2 off end
end
chip drivers/usb/acpi
device usb 3.2 off end
end
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" = ""ELAN9008""
register "generic.desc" = ""ELAN Touchscreen""
register "generic.probed" = "1"
register "generic.irq_gpio" = "ACPI_GPIO_IRQ_LEVEL_LOW(GPIO_12)"
register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_90)"
register "generic.enable_delay_ms" = "1"
register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPIO_140)"
register "generic.reset_delay_ms" = "50"
register "generic.reset_off_delay_ms" = "1"
register "generic.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPIO_144)"
register "generic.stop_off_delay_ms" = "1"
register "generic.has_power_resource" = "1"
register "generic.disable_gpio_export_in_crs" = "1"
register "hid_desc_reg_offset" = "0x01"
device i2c 10 on end
end
end
end # chip soc/amd/picasso
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