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authorAmanda Huang <amanda_hwang@compal.corp-partner.google.com>2024-05-31 02:27:41 +0800
committerEric Lai <ericllai@google.com>2024-06-12 07:04:39 +0000
commit7ba0cc0f4cb1d1b238e59da86645442b98f21363 (patch)
tree8197458722810b59f1e266b95fd05bec46492643
parent829b94dc988861179f09f56b6693c84fda02acd1 (diff)
mb/google/trulo/var/orisa: Add overridetree
Add override devicetree based on schematic_20240607. BUG=b:333486830 BRANCH=firmware-nissa-15217.B TEST=emerge-nissa coreboot Change-Id: Id3ceff41fdb8e4a57bd6dab6247b622a5d13587d Signed-off-by: Amanda Huang <amanda_hwang@compal.corp-partner.google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/82714 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Kapil Porwal <kapilporwal@google.com> Reviewed-by: Eric Lai <ericllai@google.com>
-rw-r--r--src/mainboard/google/brya/variants/orisa/overridetree.cb529
1 files changed, 527 insertions, 2 deletions
diff --git a/src/mainboard/google/brya/variants/orisa/overridetree.cb b/src/mainboard/google/brya/variants/orisa/overridetree.cb
index 4f2c04a57a..63bff0e066 100644
--- a/src/mainboard/google/brya/variants/orisa/overridetree.cb
+++ b/src/mainboard/google/brya/variants/orisa/overridetree.cb
@@ -1,6 +1,531 @@
+fw_config
+ field THERMAL_SOLUTION 0 0
+ option THERMAL_SOLUTION_6W 0
+ option THERMAL_SOLUTION_15W 1
+ end
+end
+
chip soc/intel/alderlake
+ register "sagv" = "SaGv_Enabled"
+
+ # GPE configuration
+ register "pmc_gpe0_dw1" = "GPP_B"
+
+ # S0ix enable
+ register "s0ix_enable" = "1"
+
+ # DPTF enable
+ register "dptf_enable" = "1"
+
+ register "tcc_offset" = "10" # TCC of 90
+
+ # Enable CNVi BT
+ register "cnvi_bt_core" = "true"
+
+ # eMMC HS400
+ register "emmc_enable_hs400_mode" = "1"
+
+ #eMMC DLL tuning parameters
+ # EMMC Tx CMD Delay
+ # Refer to EDS-Vol2-42.3.7.
+ # [14:8] steps of delay for DDR mode, each 125ps, range: 0 - 39.
+ # [6:0] steps of delay for SDR mode, each 125ps, range: 0 - 39.
+ register "common_soc_config.emmc_dll.emmc_tx_cmd_cntl" = "0x505"
+
+ # EMMC TX DATA Delay 1
+ # Refer to EDS-Vol2-42.3.8.
+ # [14:8] steps of delay for HS400, each 125ps, range: 0 - 78.
+ # [6:0] steps of delay for SDR104/HS200, each 125ps, range: 0 - 79.
+ register "common_soc_config.emmc_dll.emmc_tx_data_cntl1" = "0x909"
+
+ # EMMC TX DATA Delay 2
+ # Refer to EDS-Vol2-42.3.9.
+ # [30:24] steps of delay for SDR50, each 125ps, range: 0 - 79.
+ # [22:16] steps of delay for DDR50, each 125ps, range: 0 - 78.
+ # [14:8] steps of delay for SDR25/HS50, each 125ps, range: 0 -79.
+ # [6:0] steps of delay for SDR12, each 125ps. Range: 0 - 79.
+ register "common_soc_config.emmc_dll.emmc_tx_data_cntl2" = "0x1C2A2828"
+
+ # EMMC RX CMD/DATA Delay 1
+ # Refer to EDS-Vol2-42.3.10.
+ # [30:24] steps of delay for SDR50, each 125ps, range: 0 - 119.
+ # [22:16] steps of delay for DDR50, each 125ps, range: 0 - 78.
+ # [14:8] steps of delay for SDR25/HS50, each 125ps, range: 0 - 119.
+ # [6:0] steps of delay for SDR12, each 125ps, range: 0 - 119.
+ register "common_soc_config.emmc_dll.emmc_rx_cmd_data_cntl1" = "0x1C1B4F1B"
+
+ # EMMC RX CMD/DATA Delay 2
+ # Refer to EDS-Vol2-42.3.12.
+ # [17:16] stands for Rx Clock before Output Buffer,
+ # 00: Rx clock after output buffer,
+ # 01: Rx clock before output buffer,
+ # 10: Automatic selection based on working mode.
+ # 11: Reserved
+ # [14:8] steps of delay for Auto Tuning Mode, each 125ps, range: 0 - 39.
+ # [6:0] steps of delay for HS200, each 125ps, range: 0 - 79.
+ register "common_soc_config.emmc_dll.emmc_rx_cmd_data_cntl2" = "0x1004E"
+
+ # EMMC Rx Strobe Delay
+ # Refer to EDS-Vol2-42.3.11.
+ # [14:8] Rx Strobe Delay DLL 1(HS400 Mode), each 125ps, range: 0 - 39.
+ # [6:0] Rx Strobe Delay DLL 2(HS400 Mode), each 125ps, range: 0 - 39.
+ register "common_soc_config.emmc_dll.emmc_rx_strobe_cntl" = "0x01515"
+
+ register "usb2_ports[0]" = "USB2_PORT_MID(OC_SKIP)" # USB2_A0
+ register "usb2_ports[1]" = "USB2_PORT_MID(OC_SKIP)" # USB2_A1
+ register "usb2_ports[2]" = "USB2_PORT_MID(OC_SKIP)" # M.2 Camera
+ register "usb2_ports[3]" = "USB2_PORT_EMPTY" # Disable USB2 Port 4
+ register "usb2_ports[4]" = "USB2_PORT_TYPE_C(OC_SKIP)" # USB2_C0
+ register "usb2_ports[5]" = "USB2_PORT_MID(OC_SKIP)" # Bluetooth port for CNVi WLAN
+ register "usb2_ports[6]" = "USB2_PORT_EMPTY" # Disable USB2 Port 7
+ register "usb2_ports[7]" = "USB2_PORT_EMPTY" # Disable USB2 Port 8
+ register "usb2_ports[9]" = "USB2_PORT_MID(OC_SKIP)" # Bluetooth port for CNVi WLAN
+
+ register "usb3_ports[0]" = "USB3_PORT_DEFAULT(OC_SKIP)" # USB3/2 Type A port A0
+ register "usb3_ports[1]" = "USB3_PORT_DEFAULT(OC_SKIP)" # USB3/2 Type A port A1
+
+ register "tcss_ports[0]" = "TCSS_PORT_DEFAULT(OC_SKIP)"
+
+ # Bit 0 - C0 has no redriver, so enable SBU muxing in the SoC.
+ # Bit 2 - C1 has a redriver which does SBU muxing.
+ # Bit 1,3 - AUX lines are not swapped on the motherboard for either C0 or C1.
+ register "tcss_aux_ori" = "0"
+
+ # Configure external V1P05/Vnn/VnnSx Rails
+ register "ext_fivr_settings" = "{
+ .configure_ext_fivr = 1,
+ .v1p05_enable_bitmap = FIVR_ENABLE_ALL_SX & ~FIVR_ENABLE_S0,
+ .vnn_enable_bitmap = FIVR_ENABLE_ALL_SX,
+ .vnn_sx_enable_bitmap = FIVR_ENABLE_ALL_SX,
+ .v1p05_supported_voltage_bitmap = FIVR_VOLTAGE_NORMAL,
+ .vnn_supported_voltage_bitmap = FIVR_VOLTAGE_MIN_ACTIVE,
+ .v1p05_voltage_mv = 1050,
+ .vnn_voltage_mv = 780,
+ .vnn_sx_voltage_mv = 1050,
+ .v1p05_icc_max_ma = 500,
+ .vnn_icc_max_ma = 500,
+ }"
+
+
+ register "serial_io_i2c_mode" = "{
+ [PchSerialIoIndexI2C0] = PchSerialIoPci,
+ [PchSerialIoIndexI2C1] = PchSerialIoPci,
+ [PchSerialIoIndexI2C2] = PchSerialIoDisabled,
+ [PchSerialIoIndexI2C3] = PchSerialIoDisabled,
+ [PchSerialIoIndexI2C4] = PchSerialIoDisabled,
+ [PchSerialIoIndexI2C5] = PchSerialIoPci,
+ }"
+
+ register "serial_io_gspi_mode" = "{
+ [PchSerialIoIndexGSPI0] = PchSerialIoDisabled,
+ [PchSerialIoIndexGSPI1] = PchSerialIoDisabled,
+ }"
+
+ register "serial_io_uart_mode" = "{
+ [PchSerialIoIndexUART0] = PchSerialIoPci,
+ [PchSerialIoIndexUART1] = PchSerialIoDisabled,
+ [PchSerialIoIndexUART2] = PchSerialIoDisabled,
+ }"
+
+ # FIXME: To be enabled in future based on PNP impact data.
+ # Disable Package C-state demotion for nissa baseboard.
+ register "disable_package_c_state_demotion" = "1"
+
+ # Intel Common SoC Config
+ #+-------------------+---------------------------+
+ #| Field | Value |
+ #+-------------------+---------------------------+
+ #| I2C0 | TPM. Early init is |
+ #| | required to set up a BAR |
+ #| | for TPM communication |
+ #| I2C1 | Trackpad |
+ #| I2C5 | Touchscreen |
+ #+-------------------+---------------------------+
+ register "common_soc_config" = "{
+ .i2c[0] = {
+ .early_init = 1,
+ .speed = I2C_SPEED_FAST_PLUS,
+ .speed_config[0] = {
+ .speed = I2C_SPEED_FAST_PLUS,
+ .scl_lcnt = 55,
+ .scl_hcnt = 30,
+ .sda_hold = 7,
+ }
+ },
+ .i2c[1] = {
+ .speed = I2C_SPEED_FAST,
+ .speed_config[0] = {
+ .speed = I2C_SPEED_FAST,
+ .scl_lcnt = 158,
+ .scl_hcnt = 79,
+ .sda_hold = 7,
+ }
+ },
+ .i2c[5] = {
+ .speed = I2C_SPEED_FAST,
+ .speed_config[0] = {
+ .speed = I2C_SPEED_FAST,
+ .scl_lcnt = 158,
+ .scl_hcnt = 79,
+ .sda_hold = 7,
+ }
+ },
+ }"
+
+ register "power_limits_config[ADL_N_041_6W_CORE]" = "{
+ .tdp_pl1_override = 20,
+ .tdp_pl2_override = 25,
+ .tdp_pl4 = 78,
+ }"
+
+ register "power_limits_config[ADL_N_081_15W_CORE]" = "{
+ .tdp_pl1_override = 20,
+ .tdp_pl2_override = 35,
+ .tdp_pl4 = 83,
+ }"
+
+ device domain 0 on
+ device ref igpu on end
+ device ref dtt on
+ chip drivers/intel/dptf
+ ## sensor information
+ register "options.tsr[0].desc" = ""DDR""
+ register "options.tsr[1].desc" = ""charger""
+ register "options.tsr[2].desc" = ""ambient""
+
+ ## Active Policy
+ register "policies.active" = "{
+ [0] = {
+ .target = DPTF_CPU,
+ .thresholds = {
+ TEMP_PCT(70, 100),
+ TEMP_PCT(60, 65),
+ TEMP_PCT(42, 60),
+ TEMP_PCT(39, 55),
+ TEMP_PCT(38, 50),
+ TEMP_PCT(35, 43),
+ TEMP_PCT(31, 30),
+ }
+ },
+ [1] = {
+ .target = DPTF_TEMP_SENSOR_0,
+ .thresholds = {
+ TEMP_PCT(60, 100),
+ TEMP_PCT(55, 65),
+ TEMP_PCT(52, 60),
+ TEMP_PCT(50, 55),
+ TEMP_PCT(48, 50),
+ TEMP_PCT(45, 43),
+ TEMP_PCT(41, 30),
+ }
+ }
+ }"
+
+ ## Passive Policy
+ register "policies.passive" = "{
+ [0] = DPTF_PASSIVE(CPU, CPU, 95, 5000),
+ [1] = DPTF_PASSIVE(CPU, TEMP_SENSOR_0, 70, 5000),
+ [2] = DPTF_PASSIVE(CPU, TEMP_SENSOR_1, 70, 5000),
+ [3] = DPTF_PASSIVE(CPU, TEMP_SENSOR_2, 70, 5000),
+ }"
+
+ ## Critical Policy
+ register "policies.critical" = "{
+ [0] = DPTF_CRITICAL(CPU, 100, SHUTDOWN),
+ [1] = DPTF_CRITICAL(TEMP_SENSOR_0, 95, SHUTDOWN),
+ [2] = DPTF_CRITICAL(TEMP_SENSOR_1, 95, SHUTDOWN),
+ [3] = DPTF_CRITICAL(TEMP_SENSOR_2, 95, SHUTDOWN),
+ }"
+
+ register "controls.power_limits" = "{
+ .pl1 = {
+ .min_power = 6000,
+ .max_power = 20000,
+ .time_window_min = 28 * MSECS_PER_SEC,
+ .time_window_max = 28 * MSECS_PER_SEC,
+ .granularity = 500
+ },
+ .pl2 = {
+ .min_power = 25000,
+ .max_power = 25000,
+ .time_window_min = 32 * MSECS_PER_SEC,
+ .time_window_max = 32 * MSECS_PER_SEC,
+ .granularity = 500
+ }
+ }"
+
+ ## Charger Performance Control (Control, mA)
+ register "controls.charger_perf" = "{
+ [0] = { 255, 1700 },
+ [1] = { 24, 1500 },
+ [2] = { 16, 1000 },
+ [3] = { 8, 500 }
+ }"
+
+ ## Fan Performance Control (Percent, Speed, Noise, Power)
+ register "controls.fan_perf" = "{
+ [0] = { 100, 6000, 220, 2200, },
+ [1] = { 92, 5500, 180, 1800, },
+ [2] = { 85, 5000, 145, 1450, },
+ [3] = { 70, 4400, 115, 1150, },
+ [4] = { 56, 3900, 90, 900, },
+ [5] = { 45, 3300, 55, 550, },
+ [6] = { 38, 3000, 30, 300, },
+ [7] = { 33, 2900, 15, 150, },
+ [8] = { 10, 800, 10, 100, },
+ [9] = { 0, 0, 0, 50, }
+ }"
+
+ ## Fan options
+ register "options.fan.fine_grained_control" = "1"
+ register "options.fan.step_size" = "2"
+
+ device generic 0 on
+ probe THERMAL_SOLUTION THERMAL_SOLUTION_6W
+ end
+ end
+ chip drivers/intel/dptf
+ ## sensor information
+ register "options.tsr[0].desc" = ""DDR""
+ register "options.tsr[1].desc" = ""charger""
+ register "options.tsr[2].desc" = ""ambient""
+
+ ## Active Policy
+ register "policies.active" = "{
+ [0] = {
+ .target = DPTF_CPU,
+ .thresholds = {
+ TEMP_PCT(70, 100),
+ TEMP_PCT(60, 65),
+ TEMP_PCT(42, 58),
+ TEMP_PCT(39, 53),
+ TEMP_PCT(38, 47),
+ TEMP_PCT(35, 43),
+ TEMP_PCT(31, 30),
+ }
+ },
+ [1] = {
+ .target = DPTF_TEMP_SENSOR_0,
+ .thresholds = {
+ TEMP_PCT(60, 100),
+ TEMP_PCT(55, 65),
+ TEMP_PCT(52, 58),
+ TEMP_PCT(50, 53),
+ TEMP_PCT(48, 47),
+ TEMP_PCT(45, 43),
+ TEMP_PCT(41, 30),
+ }
+ }
+ }"
+
+ ## Passive Policy
+ register "policies.passive" = "{
+ [0] = DPTF_PASSIVE(CPU, CPU, 95, 5000),
+ [1] = DPTF_PASSIVE(CPU, TEMP_SENSOR_0, 70, 5000),
+ [2] = DPTF_PASSIVE(CPU, TEMP_SENSOR_1, 70, 5000),
+ [3] = DPTF_PASSIVE(CPU, TEMP_SENSOR_2, 70, 5000),
+ }"
+
+ ## Critical Policy
+ register "policies.critical" = "{
+ [0] = DPTF_CRITICAL(CPU, 100, SHUTDOWN),
+ [1] = DPTF_CRITICAL(TEMP_SENSOR_0, 95, SHUTDOWN),
+ [2] = DPTF_CRITICAL(TEMP_SENSOR_1, 95, SHUTDOWN),
+ [3] = DPTF_CRITICAL(TEMP_SENSOR_2, 95, SHUTDOWN),
+ }"
+
+ register "controls.power_limits" = "{
+ .pl1 = {
+ .min_power = 15000,
+ .max_power = 20000,
+ .time_window_min = 28 * MSECS_PER_SEC,
+ .time_window_max = 28 * MSECS_PER_SEC,
+ .granularity = 500
+ },
+ .pl2 = {
+ .min_power = 35000,
+ .max_power = 35000,
+ .time_window_min = 32 * MSECS_PER_SEC,
+ .time_window_max = 32 * MSECS_PER_SEC,
+ .granularity = 500
+ }
+ }"
+
+ ## Charger Performance Control (Control, mA)
+ register "controls.charger_perf" = "{
+ [0] = { 255, 1700 },
+ [1] = { 24, 1500 },
+ [2] = { 16, 1000 },
+ [3] = { 8, 500 }
+ }"
+
+ ## Fan Performance Control (Percent, Speed, Noise, Power)
+ register "controls.fan_perf" = "{
+ [0] = { 100, 6000, 220, 2200, },
+ [1] = { 92, 5500, 180, 1800, },
+ [2] = { 85, 5000, 145, 1450, },
+ [3] = { 70, 4400, 115, 1150, },
+ [4] = { 56, 3900, 90, 900, },
+ [5] = { 45, 3300, 55, 550, },
+ [6] = { 38, 3000, 30, 300, },
+ [7] = { 33, 2900, 15, 150, },
+ [8] = { 10, 800, 10, 100, },
+ [9] = { 0, 0, 0, 50, }
+ }"
- device domain 0 on
- end
+ ## Fan options
+ register "options.fan.fine_grained_control" = "1"
+ register "options.fan.step_size" = "2"
+ device generic 1 on
+ probe THERMAL_SOLUTION THERMAL_SOLUTION_15W
+ end
+ end
+ end
+ device ref tcss_xhci on
+ chip drivers/usb/acpi
+ device ref tcss_root_hub on
+ chip drivers/usb/acpi
+ register "desc" = ""USB3 Type-C Port C0 (MLB)""
+ register "type" = "UPC_TYPE_C_USB2_SS_SWITCH"
+ register "use_custom_pld" = "true"
+ register "custom_pld" = "ACPI_PLD_TYPE_C(LEFT, LEFT, ACPI_PLD_GROUP(1, 1))"
+ device ref tcss_usb3_port1 on end
+ end
+ end
+ end
+ end
+ device ref xhci on
+ chip drivers/usb/acpi
+ device ref xhci_root_hub on
+ chip drivers/usb/acpi
+ register "desc" = ""USB2 Type-C Port C0 (MLB)""
+ register "type" = "UPC_TYPE_C_USB2_SS_SWITCH"
+ register "use_custom_pld" = "true"
+ register "custom_pld" = "ACPI_PLD_TYPE_C(LEFT, LEFT, ACPI_PLD_GROUP(1, 1))"
+ device ref usb2_port5 on end
+ end
+ chip drivers/usb/acpi
+ register "desc" = ""USB2 Type-A Port A0 (DB)""
+ register "type" = "UPC_TYPE_A"
+ register "use_custom_pld" = "true"
+ register "custom_pld" = "ACPI_PLD_TYPE_A(LEFT, RIGHT, ACPI_PLD_GROUP(3, 1))"
+ device ref usb2_port1 on end
+ end
+ chip drivers/usb/acpi
+ register "desc" = ""USB2 Type-A Port A1 (DB)""
+ register "type" = "UPC_TYPE_A"
+ register "use_custom_pld" = "true"
+ register "custom_pld" = "ACPI_PLD_TYPE_A(RIGHT, LEFT, ACPI_PLD_GROUP(4, 1))"
+ device ref usb2_port2 on end
+ end
+ chip drivers/usb/acpi
+ register "desc" = ""USB2 Camera""
+ register "type" = "UPC_TYPE_INTERNAL"
+ device ref usb2_port3 on end
+ end
+ chip drivers/usb/acpi
+ register "desc" = ""USB2 Bluetooth""
+ register "type" = "UPC_TYPE_INTERNAL"
+ register "reset_gpio" =
+ "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_A13)"
+ device ref usb2_port6 on end
+ end
+ chip drivers/usb/acpi
+ register "desc" = ""USB2 Bluetooth""
+ register "type" = "UPC_TYPE_INTERNAL"
+ register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_A13)"
+ device ref usb2_port10 on end
+ end
+ chip drivers/usb/acpi
+ register "desc" = ""USB3 Type-A Port A0 (MLB)""
+ register "type" = "UPC_TYPE_USB3_A"
+ register "use_custom_pld" = "true"
+ register "custom_pld" = "ACPI_PLD_TYPE_A(LEFT, RIGHT, ACPI_PLD_GROUP(3, 1))"
+ device ref usb3_port1 on end
+ end
+ chip drivers/usb/acpi
+ register "desc" = ""USB3 Type-A Port A1 (DB)""
+ register "type" = "UPC_TYPE_USB3_A"
+ register "use_custom_pld" = "true"
+ register "custom_pld" = "ACPI_PLD_TYPE_A(RIGHT, LEFT, ACPI_PLD_GROUP(4, 1))"
+ device ref usb3_port2 on end
+ end
+ end
+ end
+ end
+ device ref shared_sram on end
+ device ref cnvi_wifi on
+ chip drivers/wifi/generic
+ register "wake" = "GPE0_PME_B0"
+ register "enable_cnvi_ddr_rfim" = "true"
+ register "add_acpi_dma_property" = "true"
+ device generic 0 on end
+ end
+ end
+ device ref i2c0 on
+ chip drivers/i2c/tpm
+ register "hid" = ""GOOG0005""
+ register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_A17_IRQ)"
+ device i2c 50 on end
+ end
+ end #I2C0
+ device ref i2c1 on
+ chip drivers/i2c/generic
+ register "hid" = ""ELAN0000""
+ register "desc" = ""ELAN Touchpad""
+ register "irq" = "ACPI_IRQ_WAKE_LEVEL_LOW(GPP_B3_IRQ)"
+ register "wake" = "GPE0_DW1_03"
+ register "detect" = "1"
+ device i2c 15 on end
+ end
+ end #I2C1
+ device ref i2c5 on
+ chip drivers/i2c/hid
+ register "generic.hid" = ""ELAN9004""
+ register "generic.desc" = ""ELAN Touchscreen""
+ register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_D16_IRQ)"
+ register "generic.detect" = "1"
+ register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_D15)"
+ register "generic.reset_delay_ms" = "20"
+ register "generic.reset_off_delay_ms" = "2"
+ register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_E17)"
+ register "generic.enable_delay_ms" = "1"
+ register "generic.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_A21)"
+ register "generic.stop_delay_ms" = "150"
+ register "generic.stop_off_delay_ms" = "2"
+ register "generic.has_power_resource" = "1"
+ register "hid_desc_reg_offset" = "0x01"
+ device i2c 10 on end
+ end
+ end #I2C5
+ device ref heci1 on end
+ device ref pcie_rp7 off end
+ device ref emmc on end
+ device ref ish on
+ chip drivers/intel/ish
+ register "add_acpi_dma_property" = "true"
+ device generic 0 on end
+ end
+ end
+ device ref ufs on end
+ device ref uart0 on end
+ device ref pch_espi on
+ chip ec/google/chromeec
+ use conn0 as mux_conn[0]
+ device pnp 0c09.0 on end
+ end
+ end
+ device ref pmc hidden
+ chip drivers/intel/pmc_mux
+ device generic 0 on
+ chip drivers/intel/pmc_mux/conn
+ use usb2_port5 as usb2_port
+ use tcss_usb3_port1 as usb3_port
+ device generic 0 alias conn0 on end
+ end
+ end
+ end
+ end
+ end
end