src/mainboard/google/zork/variants/trembyle/overridetree.cb

   1 # SPDX-License-Identifier: GPL-2.0-or-later
   2 chip soc/amd/picasso
   3
   4         # Start : OPN Performance Configuration
   5         # See devhub #55593 Chapter 3.2 for documentation
   6         # For the below fields, 0 indicates use SOC default
   7
   8         # System config index
   9         register "system_config" = "2"
  10
  11         # Set STAPM confiuration. All of these fields must be set >0 to take affect
  12         register "slow_ppt_limit" = "25000" #mw
  13         register "fast_ppt_limit" = "30000" #mw
  14         register "slow_ppt_time_constant" = "5" #second
  15         register "stapm_time_constant" = "200" #second
  16         register "sustained_power_limit" = "15000" #mw
  17
  18         register "telemetry_vddcr_vdd_slope" = "71222" #mA
  19         register "telemetry_vddcr_vdd_offset" = "0"
  20         register "telemetry_vddcr_soc_slope" = "28977" #mA
  21         register "telemetry_vddcr_soc_offset" = "0"
  22
  23         # End : OPN Performance Configuration
  24
  25         # USB OC pin mapping: existing trembyle boards are based on old schematics version
  26         register "usb_port_overcurrent_pin[1]" = "USB_OC_PIN_2" # USB A0
  27         register "usb_port_overcurrent_pin[2]" = "USB_OC_PIN_4" # USB A1
  28
  29         # Enable I2C2 for trackpad, touchscreen, pen at 400kHz
  30         register "i2c[2]" = "{
  31                 .speed = I2C_SPEED_FAST,
  32                 .rise_time_ns = 21,  /* 0 to 2.31 (3.3 * .7) */
  33                 .fall_time_ns = 76,  /* 2.31 to 0 */
  34         }"
  35
  36         # Enable I2C3 for H1 400kHz
  37         register "i2c[3]" = "{
  38                 .speed = I2C_SPEED_FAST,
  39                 .rise_time_ns = 125,  /* 0 to 1.26v (1.8 * .7) */
  40                 .fall_time_ns = 37,  /* 1.26v to 0 */
  41                 .early_init = true,
  42         }"
  43
  44         # See AMD 55570-B1 Table 13: PCI Device ID Assignments.
  45         device domain 0 on
  46                 subsystemid 0x1022 0x1510 inherit
  47         end # domain
  48
  49         device mmio 0xfedc4000 on
  50                 chip drivers/i2c/generic
  51                         register "hid" = ""ELAN0000""
  52                         register "desc" = ""ELAN Touchpad""
  53                         register "irq_gpio" = "ACPI_GPIO_IRQ_EDGE_LOW(GPIO_9)"
  54                         register "wake" = "GEVENT_22"
  55                         register "probed" = "1"
  56                         device i2c 15 on end
  57                 end
  58                 chip drivers/i2c/hid
  59                         register "generic.hid" = ""PNP0C50""
  60                         register "generic.desc" = ""Synaptics Touchpad""
  61                         register "generic.irq_gpio" = "ACPI_GPIO_IRQ_EDGE_LOW(GPIO_9)"
  62                         register "generic.wake" = "GEVENT_22"
  63                         register "generic.probed" = "1"
  64                         register "hid_desc_reg_offset" = "0x20"
  65                         device i2c 2c on end
  66                 end
  67                 chip drivers/i2c/generic
  68                         register "hid" = ""RAYD0001""
  69                         register "desc" = ""Raydium Touchscreen""
  70                         register "probed" = "1"
  71                         register "irq_gpio" = "ACPI_GPIO_IRQ_EDGE_LOW(GPIO_12)"
  72                         register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPIO_140)"
  73                         # 32ms: Rise time of the reset line
  74                         # 20ms: Firmware ready time
  75                         register "reset_delay_ms" = "32 + 20"
  76                         register "stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPIO_144)"
  77                         register "stop_off_delay_ms" = "1"
  78                         register "has_power_resource" = "1"
  79                         register "disable_gpio_export_in_crs" = "1"
  80                         device i2c 39 on end
  81                 end
  82                 chip drivers/i2c/generic
  83                         register "hid" = ""ELAN0001""
  84                         register "desc" = ""ELAN Touchscreen""
  85                         register "probed" = "1"
  86                         register "irq_gpio" = "ACPI_GPIO_IRQ_EDGE_LOW(GPIO_12)"
  87                         register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPIO_140)"
  88                         register "reset_delay_ms" = "20"
  89                         register "has_power_resource" = "1"
  90                         device i2c 10 on end
  91                 end
  92         end
  93
  94         device mmio 0xfedca000 on
  95                 chip drivers/uart/acpi
  96                         register "name" = ""CRFP""
  97                         register "desc" = ""Fingerprint Reader""
  98                         register "hid" = "ACPI_DT_NAMESPACE_HID"
  99                         register "compat_string" = ""google,cros-ec-uart""
 100                         register "irq_gpio" = "ACPI_GPIO_IRQ_LEVEL_LOW_WAKE(GPIO_6)"
 101                         register "wake" = "GEVENT_10"
 102                         register "uart" = "ACPI_UART_RAW_DEVICE(3000000, 64)"
 103                         device generic 0 on end
 104                 end
 105         end
 106
 107 end     # chip soc/amd/picasso