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authorTyler Wang <tyler.wang@quanta.corp-partner.google.com>2024-11-07 14:41:35 +0800
committerSubrata Banik <subratabanik@google.com>2024-11-18 06:54:49 +0000
commit6821aff65501422be3d0cec95c6583db4c8761c0 (patch)
tree8f095a3e79d0a45d2d16c5feb3492db5ef1e45ec /src/mainboard/google/rex/variants/kanix/overridetree.cb
parent944e0598064737671411d2e24199d5aa5076f924 (diff)
mb/google/rex/var/kanix: Add initial overridetree settings
Update initial overridetree settings, it's basically copied from karis. This patch includes: 1. USB port related settings 2. Display Port Configuration 3. DPTF settings 4. PCIE settings for NVME 5. Settings of MIPI camera HI556 6. Settings of ELAN9004 touchscreen 7. Settings of ELAN and PIXA touchpad 8. PCIE settings for WLAN card 9. Settings of NUVOTON FPMCU BUG=b:368501705 TEST=emerge-rex coreboot pass Change-Id: I468ca388f495b2e527841145f8162b21074058cc Signed-off-by: Tyler Wang <tyler.wang@quanta.corp-partner.google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/85021 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Kapil Porwal <kapilporwal@google.com> Reviewed-by: Subrata Banik <subratabanik@google.com>
Diffstat (limited to 'src/mainboard/google/rex/variants/kanix/overridetree.cb')
-rw-r--r--src/mainboard/google/rex/variants/kanix/overridetree.cb501
1 files changed, 499 insertions, 2 deletions
diff --git a/src/mainboard/google/rex/variants/kanix/overridetree.cb b/src/mainboard/google/rex/variants/kanix/overridetree.cb
index 6c284b305b..4e81a40f91 100644
--- a/src/mainboard/google/rex/variants/kanix/overridetree.cb
+++ b/src/mainboard/google/rex/variants/kanix/overridetree.cb
@@ -1,6 +1,503 @@
chip soc/intel/meteorlake
- device domain 0 on
- end
+ register "usb2_ports[0]" = "USB2_PORT_TYPE_C(OC_SKIP)" # USB2_C1
+ register "usb2_ports[1]" = "USB2_PORT_TYPE_C(OC_SKIP)" # USB2_C0
+ register "usb2_ports[8]" = "USB2_PORT_MID(OC3)" # Type-A Port A0
+ register "usb2_ports[9]" = "USB2_PORT_MID(OC_SKIP)" # M.2 Bluetooth
+ register "usb3_ports[0]" = "USB3_PORT_DEFAULT(OC3)" # USB3/2 Type A port A0
+
+ register "tcss_ports[0]" = "TCSS_PORT_DEFAULT(OC_SKIP)" # USB3_C0
+ register "tcss_ports[2]" = "TCSS_PORT_DEFAULT(OC_SKIP)" # USB3_C1
+
+ # Enable eDP in Port A
+ register "ddi_port_A_config" = "1"
+ # Enable HDMI in Port B
+ register "ddi_port_B_config" = "0"
+
+ # Enable Display Port Configuration
+ register "ddi_ports_config" = "{
+ [DDI_PORT_A] = DDI_ENABLE_HPD,
+ [DDI_PORT_B] = DDI_ENABLE_HPD | DDI_ENABLE_DDC,
+ [DDI_PORT_1] = DDI_ENABLE_HPD,
+ [DDI_PORT_2] = DDI_ENABLE_HPD,
+ [DDI_PORT_3] = DDI_ENABLE_HPD,
+ [DDI_PORT_4] = DDI_ENABLE_HPD,
+ }"
+
+ register "serial_io_gspi_mode" = "{
+ [PchSerialIoIndexGSPI0] = PchSerialIoDisabled,
+ [PchSerialIoIndexGSPI1] = PchSerialIoPci,
+ [PchSerialIoIndexGSPI2] = PchSerialIoDisabled,
+ }"
+
+ register "serial_io_i2c_mode" = "{
+ [PchSerialIoIndexI2C0] = PchSerialIoPci,
+ [PchSerialIoIndexI2C1] = PchSerialIoPci,
+ [PchSerialIoIndexI2C2] = PchSerialIoDisabled,
+ [PchSerialIoIndexI2C3] = PchSerialIoPci,
+ [PchSerialIoIndexI2C4] = PchSerialIoPci,
+ [PchSerialIoIndexI2C5] = PchSerialIoPci,
+ }"
+
+ # Intel Common SoC Config
+ #+-------------------+---------------------------+
+ #| Field | Value |
+ #+-------------------+---------------------------+
+ #| I2C0 | Audio and WFC |
+ #| I2C1 | Touchscreen |
+ #| I2C3 | Touchpad |
+ #| I2C4 | cr50 TPM. Early init is |
+ #| | required to set up a BAR |
+ #| | for TPM communication |
+ #| I2C5 | UFC, SAR1, SAR2, HPS |
+ #+-------------------+---------------------------+
+ register "common_soc_config" = "{
+ .i2c[0] = {
+ .speed = I2C_SPEED_FAST,
+ .rise_time_ns = 400,
+ .fall_time_ns = 350,
+ .data_hold_time_ns = 50,
+ },
+ .i2c[1] = {
+ .speed = I2C_SPEED_FAST,
+ .rise_time_ns = 600,
+ .fall_time_ns = 400,
+ .data_hold_time_ns = 50,
+ },
+ .i2c[3] = {
+ .speed = I2C_SPEED_FAST,
+ .rise_time_ns = 600,
+ .fall_time_ns = 400,
+ .data_hold_time_ns = 50,
+ },
+ .i2c[4] = {
+ .early_init = 1,
+ .speed = I2C_SPEED_FAST,
+ .rise_time_ns = 550,
+ .fall_time_ns = 400,
+ .data_hold_time_ns = 50,
+ },
+ .i2c[5] = {
+ .speed = I2C_SPEED_FAST,
+ .rise_time_ns = 900,
+ .fall_time_ns = 400,
+ .data_hold_time_ns = 50,
+ },
+ }"
+
+ device domain 0 on
+ device ref igpu on
+ chip drivers/gfx/generic
+ register "device_count" = "6"
+ # DDIA for eDP
+ register "device[0].name" = ""LCD0""
+ register "device[0].type" = "panel"
+ # DDIB for HDMI
+ register "device[1].name" = ""DD01""
+ # TCP0 (DP-1) for port C0
+ register "device[2].name" = ""DD02""
+ register "device[2].use_pld" = "true"
+ register "device[2].pld" = "ACPI_PLD_TYPE_C(LEFT, LEFT, ACPI_PLD_GROUP(1, 1))"
+ # TCP1 (DP-2) unused
+ register "device[3].name" = ""DD03""
+ # TCP2 (DP-3) for port C1
+ register "device[4].name" = ""DD04""
+ register "device[4].use_pld" = "true"
+ register "device[4].pld" = "ACPI_PLD_TYPE_C(LEFT, RIGHT, ACPI_PLD_GROUP(2, 1))"
+ # TCP3 (DP-4) unused
+ register "device[5].name" = ""DD05""
+ device generic 0 on end
+ end
+ end # Integrated Graphics Device
+ device ref dtt on
+ chip drivers/intel/dptf
+ ## sensor information
+ register "options.tsr[0].desc" = ""DDR_SOC""
+ register "options.tsr[1].desc" = ""Ambient""
+ register "options.tsr[2].desc" = ""Charger""
+
+ ## Active Policy
+ # FIXME: below values are initial reference values only
+ register "policies.active" = "{
+ [0] = {
+ .target = DPTF_TEMP_SENSOR_0,
+ .thresholds = {
+ TEMP_PCT(75, 90),
+ TEMP_PCT(70, 80),
+ TEMP_PCT(65, 70),
+ TEMP_PCT(60, 60),
+ TEMP_PCT(55, 50),
+ TEMP_PCT(50, 40),
+ TEMP_PCT(45, 30),
+ }
+ },
+ [1] = {
+ .target = DPTF_TEMP_SENSOR_1,
+ .thresholds = {
+ TEMP_PCT(75, 90),
+ TEMP_PCT(70, 80),
+ TEMP_PCT(65, 70),
+ TEMP_PCT(60, 60),
+ TEMP_PCT(55, 50),
+ TEMP_PCT(50, 40),
+ TEMP_PCT(45, 30),
+ }
+ },
+ [2] = {
+ .target = DPTF_TEMP_SENSOR_2,
+ .thresholds = {
+ TEMP_PCT(75, 90),
+ TEMP_PCT(70, 80),
+ TEMP_PCT(65, 70),
+ TEMP_PCT(60, 50),
+ }
+ }
+ }"
+
+ ## Passive Policy
+ # TODO: below values are initial reference values only
+ register "policies.passive" = "{
+ [0] = DPTF_PASSIVE(CPU, CPU, 95, 5000),
+ [1] = DPTF_PASSIVE(CPU, TEMP_SENSOR_0, 80, 5000),
+ [2] = DPTF_PASSIVE(CPU, TEMP_SENSOR_1, 80, 5000),
+ [3] = DPTF_PASSIVE(CHARGER, TEMP_SENSOR_2, 75, 5000),
+ }"
+
+ ## Critical Policy
+ # TODO: below values are initial reference values only
+ register "policies.critical" = "{
+ [0] = DPTF_CRITICAL(CPU, 105, SHUTDOWN),
+ [1] = DPTF_CRITICAL(TEMP_SENSOR_0, 85, SHUTDOWN),
+ [2] = DPTF_CRITICAL(TEMP_SENSOR_1, 85, SHUTDOWN),
+ [3] = DPTF_CRITICAL(TEMP_SENSOR_2, 85, SHUTDOWN),
+ }"
+
+ ## Power Limits Control
+ register "controls.power_limits" = "{
+ .pl1 = {
+ .min_power = 15000,
+ .max_power = 15000,
+ .time_window_min = 28 * MSECS_PER_SEC,
+ .time_window_max = 32 * MSECS_PER_SEC,
+ .granularity = 200,
+ },
+ .pl2 = {
+ .min_power = 57000,
+ .max_power = 57000,
+ .time_window_min = 28 * MSECS_PER_SEC,
+ .time_window_max = 32 * MSECS_PER_SEC,
+ .granularity = 1000,
+ }
+ }"
+
+ ## Charger Performance Control (Control, mA)
+ register "controls.charger_perf" = "{
+ [0] = { 255, 3000 },
+ [1] = { 24, 1500 },
+ [2] = { 16, 1000 },
+ [3] = { 8, 500 }
+ }"
+
+ ## Fan Performance Control (Percent, Speed, Noise, Power)
+ register "controls.fan_perf" = "{
+ [0] = { 90, 6700, 220, 2200, },
+ [1] = { 80, 5800, 180, 1800, },
+ [2] = { 70, 5000, 145, 1450, },
+ [3] = { 60, 4900, 115, 1150, },
+ [4] = { 50, 3838, 90, 900, },
+ [5] = { 40, 2904, 55, 550, },
+ [6] = { 30, 2337, 30, 300, },
+ [7] = { 20, 1608, 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 alias dptf_policy on end
+ end
+ end
+ device ref pcie_rp10 on
+ # Enable SSD Card PCIE 10 using clk 8
+ register "pcie_rp[PCIE_RP(10)]" = "{
+ .clk_src = 8,
+ .clk_req = 8,
+ .flags = PCIE_RP_LTR | PCIE_RP_AER,
+ }"
+ chip soc/intel/common/block/pcie/rtd3
+ register "is_storage" = "true"
+ register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_A19)"
+ register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_A20)"
+ register "srcclk_pin" = "8"
+ device generic 0 on end
+ end
+ end # PCIE10 SSD card
+ device ref tbt_pcie_rp0 on end
+ device ref tbt_pcie_rp2 on 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_port0 on end
+ end
+ chip drivers/usb/acpi
+ register "desc" = ""USB3 Type-C Port C1 (MLB)""
+ register "type" = "UPC_TYPE_C_USB2_SS_SWITCH"
+ register "use_custom_pld" = "true"
+ register "custom_pld" = "ACPI_PLD_TYPE_C(LEFT, RIGHT, ACPI_PLD_GROUP(2, 1))"
+ device ref tcss_usb3_port2 on end
+ end
+ end
+ end
+ end
+ device ref tcss_dma0 on
+ chip drivers/intel/usb4/retimer
+ register "dfp[0].power_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_B22)"
+ use tcss_usb3_port0 as dfp[0].typec_port
+ device generic 0 on end
+ end
+ end
+ device ref tcss_dma1 on
+ chip drivers/intel/usb4/retimer
+ register "dfp[0].power_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_B22)"
+ use tcss_usb3_port2 as dfp[0].typec_port
+ device generic 0 on 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 C1 (MLB)""
+ register "type" = "UPC_TYPE_C_USB2_SS_SWITCH"
+ register "use_custom_pld" = "true"
+ register "custom_pld" = "ACPI_PLD_TYPE_C(LEFT, RIGHT, ACPI_PLD_GROUP(2, 1))"
+ device ref usb2_port1 on end
+ end
+ 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_port2 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(RIGHT, RIGHT, ACPI_PLD_GROUP(3, 1))"
+ device ref usb2_port9 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_B01)"
+ device ref usb2_port10 on end
+ end
+ chip drivers/usb/acpi
+ register "desc" = ""USB3 Type-A Port A0 (DB)""
+ register "type" = "UPC_TYPE_USB3_A"
+ register "use_custom_pld" = "true"
+ register "custom_pld" = "ACPI_PLD_TYPE_A(RIGHT, RIGHT, ACPI_PLD_GROUP(3, 1))"
+ device ref usb3_port1 on end
+ end
+ end
+ end
+ end
+ device ref ipu on
+ chip drivers/intel/mipi_camera
+ register "acpi_uid" = "0x50000"
+ register "acpi_name" = ""IPU0""
+ register "device_type" = "INTEL_ACPI_CAMERA_CIO2"
+
+ register "cio2_num_ports" = "1"
+ register "cio2_lanes_used" = "{2}" # 2 CSI Camera lanes are used
+ register "cio2_lane_endpoint[0]" = ""^I2C5.CAM0""
+ register "cio2_prt[0]" = "4"
+ device generic 0 on end
+ end
+ end
+ device ref i2c0 on end #I2C0
+ device ref i2c1 on
+ chip drivers/i2c/hid
+ register "generic.hid" = ""ELAN9004""
+ register "generic.desc" = ""ELAN Touchscreen""
+ register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_C07_IRQ)"
+ register "generic.detect" = "1"
+ register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C01)"
+ register "generic.reset_delay_ms" = "150"
+ register "generic.reset_off_delay_ms" = "1"
+ register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C00)"
+ register "generic.enable_delay_ms" = "6"
+ register "generic.enable_off_delay_ms" = "30"
+ register "generic.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C06)"
+ register "generic.stop_off_delay_ms" = "1"
+ register "generic.has_power_resource" = "1"
+ register "hid_desc_reg_offset" = "0x01"
+ device i2c 0x10 on end
+ end
+ end
+ device ref i2c3 on
+ chip drivers/i2c/generic
+ register "hid" = ""ELAN0000""
+ register "desc" = ""ELAN Touchpad""
+ register "irq" = "ACPI_IRQ_WAKE_LEVEL_LOW(GPP_B00_IRQ)"
+ register "wake" = "GPE0_DW0_00"
+ register "detect" = "1"
+ device i2c 15 on end
+ end
+ chip drivers/i2c/hid
+ register "generic.hid" = ""PIXA2305""
+ register "generic.desc" = ""PIXA Touchpad""
+ register "generic.irq" = "ACPI_IRQ_WAKE_LEVEL_LOW(GPP_B00_IRQ)"
+ register "generic.wake" = "GPE0_DW0_00"
+ register "generic.detect" = "1"
+ register "hid_desc_reg_offset" = "0x20"
+ device i2c 68 on end
+ end
+ end
+ device ref i2c4 on
+ chip drivers/i2c/tpm
+ register "hid" = ""GOOG0005""
+ register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_E03_IRQ)"
+ device i2c 50 on end
+ end
+ end
+ device ref i2c5 on
+ chip drivers/intel/mipi_camera
+ register "acpi_hid" = ""INT3537""
+ register "acpi_uid" = "0"
+ register "acpi_name" = ""CAM0""
+ register "chip_name" = ""Hi-556 Camera""
+ register "device_type" = "INTEL_ACPI_CAMERA_SENSOR"
+ register "has_power_resource" = "1"
+
+ register "ssdb.lanes_used" = "2"
+ register "ssdb.link_used" = "1"
+ register "num_freq_entries" = "1"
+ register "link_freq[0]" = "437 * MHz"
+ register "remote_name" = ""IPU0""
+ register "max_dstate_for_probe" = "ACPI_DEVICE_SLEEP_D3_COLD"
+
+ #Controls
+ register "gpio_panel.gpio[0].gpio_num" = "GPP_A11" #EN_UCAM_SENR_PWR
+ register "gpio_panel.gpio[1].gpio_num" = "GPP_B09" #EN_FCAM_PWR
+ register "gpio_panel.gpio[2].gpio_num" = "GPP_V23" #UCAM_RST_L
+ register "clk_panel.clks[0].clknum" = "IMGCLKOUT_3"
+ register "clk_panel.clks[0].freq" = "FREQ_19_2_MHZ"
+
+ #_ON
+ register "on_seq.ops_cnt" = "5"
+ register "on_seq.ops[0]" = "SEQ_OPS_CLK_ENABLE(0, 0)"
+ register "on_seq.ops[1]" = "SEQ_OPS_GPIO_ENABLE(0, 5)"
+ register "on_seq.ops[2]" = "SEQ_OPS_GPIO_ENABLE(1, 5)"
+ register "on_seq.ops[3]" = "SEQ_OPS_GPIO_DISABLE(2, 5)"
+ register "on_seq.ops[4]" = "SEQ_OPS_GPIO_ENABLE(2, 5)"
+
+ #_OFF
+ register "off_seq.ops_cnt" = "4"
+ register "off_seq.ops[0]" = "SEQ_OPS_CLK_DISABLE(0, 0)"
+ register "off_seq.ops[1]" = "SEQ_OPS_GPIO_DISABLE(2, 0)"
+ register "off_seq.ops[2]" = "SEQ_OPS_GPIO_DISABLE(1, 0)"
+ register "off_seq.ops[3]" = "SEQ_OPS_GPIO_DISABLE(0, 0)"
+ device i2c 20 on end
+ end
+ chip drivers/intel/mipi_camera
+ register "acpi_hid" = "ACPI_DT_NAMESPACE_HID"
+ register "acpi_uid" = "1"
+ register "acpi_name" = ""NVM0""
+ register "chip_name" = ""ST M24C64X""
+ register "device_type" = "INTEL_ACPI_CAMERA_NVM"
+
+ register "nvm_size" = "0x2000"
+ register "nvm_pagesize" = "1"
+ register "nvm_readonly" = "1"
+ register "nvm_width" = "0x10"
+ register "nvm_compat" = ""atmel,24c64""
+
+ register "max_dstate_for_probe" = "ACPI_DEVICE_SLEEP_D0"
+
+ register "has_power_resource" = "1"
+
+ #Controls
+ register "gpio_panel.gpio[0].gpio_num" = "GPP_B09" #EN_FCAM_PWR
+
+ #_ON
+ register "on_seq.ops_cnt" = "1"
+ register "on_seq.ops[0]" = "SEQ_OPS_GPIO_ENABLE(0, 0)"
+
+ #_OFF
+ register "off_seq.ops_cnt" = "1"
+ register "off_seq.ops[0]" = "SEQ_OPS_GPIO_DISABLE(0, 0)"
+
+ device i2c 50 on end
+ end
+ end #I2C5
+ device ref pcie_rp5 on
+ # Enable WLAN Card PCIE 5 using clk 5
+ register "pcie_rp[PCH_RP(5)]" = "{
+ .clk_src = 5,
+ .clk_req = 5,
+ .flags = PCIE_RP_HOTPLUG | PCIE_RP_LTR | PCIE_RP_AER,
+ }"
+ chip drivers/wifi/generic
+ register "wake" = "GPE0_DW2_09"
+ register "add_acpi_dma_property" = "true"
+ use usb2_port10 as bluetooth_companion
+ device pci 00.0 on end
+ end
+ chip soc/intel/common/block/pcie/rtd3
+ register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_E22)"
+ register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_F08)"
+ register "srcclk_pin" = "5"
+ device generic 0 on end
+ end
+ end #PCIE5 WLAN card
+ device ref gspi1 on
+ chip drivers/spi/acpi
+ register "name" = ""CRFP""
+ register "hid" = "ACPI_DT_NAMESPACE_HID"
+ register "uid" = "1"
+ register "compat_string" = ""google,cros-ec-spi""
+ register "irq" = "ACPI_IRQ_WAKE_LEVEL_LOW(GPP_E10_IRQ)"
+ register "wake" = "GPE0_DW1_10"
+ register "has_power_resource" = "1"
+ register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C23)"
+ register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_B11)"
+ register "enable_delay_ms" = "3"
+ device spi 0 on end
+ end # FPMCU
+ end
+ device ref soc_espi on
+ chip ec/google/chromeec
+ use conn0 as mux_conn[0]
+ use conn1 as mux_conn[1]
+ 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_port2 as usb2_port
+ use tcss_usb3_port0 as usb3_port
+ device generic 0 alias conn0 on end
+ end
+ chip drivers/intel/pmc_mux/conn
+ use usb2_port1 as usb2_port
+ use tcss_usb3_port2 as usb3_port
+ device generic 1 alias conn1 on end
+ end
+ end
+ end
+ end
+ device ref hda on end
+ end
end