| # SPDX-License-Identifier: GPL-2.0-or-later |
| |
| chip soc/amd/picasso |
| |
| # Start : OPN Performance Configuration |
| # See devhub #56670 Chapter 5 for documentation |
| # For the below fields, 0 indicates use SOC default |
| |
| # System config index |
| register "system_config" = "1" |
| |
| # Set STAPM confiuration. All of these fields must be set >0 to take affect |
| register "slow_ppt_limit" = "6000" #mw |
| register "fast_ppt_limit" = "9000" #mw |
| register "slow_ppt_time_constant" = "5" #second |
| register "stapm_time_constant" = "2500" #second |
| register "sustained_power_limit" = "4800" #mw |
| |
| # End : OPN Performance Configuration |
| |
| # I2C2 for touchscreen and trackpad |
| |
| register "i2c[2]" = "{ |
| .speed = I2C_SPEED_FAST, |
| }" |
| |
| # I2C3 for H1 |
| |
| register "i2c[3]" = "{ |
| .speed = I2C_SPEED_FAST, |
| .early_init = true, |
| }" |
| |
| # See AMD 55570-B1 Table 13: PCI Device ID Assignments. |
| device domain 0 on |
| subsystemid 0x1022 0x1510 inherit |
| device pci 8.1 on # Internal GPP Bridge 0 to Bus A |
| device pci 0.3 on end # USB 3.1 |
| end |
| end # domain |
| |
| device mmio 0xfedc4000 on # APU_I2C2_BASE |
| end # device |
| |
| end # chip soc/amd/picasso |
