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-rw-r--r--src/mainboard/google/poppy/variants/baseboard/devicetree.cb111
1 files changed, 61 insertions, 50 deletions
diff --git a/src/mainboard/google/poppy/variants/baseboard/devicetree.cb b/src/mainboard/google/poppy/variants/baseboard/devicetree.cb
index 8ea5c2da2b..6fe949ffc2 100644
--- a/src/mainboard/google/poppy/variants/baseboard/devicetree.cb
+++ b/src/mainboard/google/poppy/variants/baseboard/devicetree.cb
@@ -170,71 +170,85 @@ chip soc/intel/skylake
register "usb3_ports[2]" = "USB3_PORT_DEFAULT(OC_SKIP)" # Type-A Port
register "usb3_ports[3]" = "USB3_PORT_EMPTY" # Empty
- # Touchscreen
- register "i2c_voltage[0]" = "I2C_VOLTAGE_3V3"
- register "i2c[0]" = "{
- .speed = I2C_SPEED_FAST,
- .speed_config[0] = {
+ # Intel Common SoC Config
+ #+-------------------+---------------------------+
+ #| Field | Value |
+ #+-------------------+---------------------------+
+ #| chipset_lockdown | CHIPSET_LOCKDOWN_COREBOOT |
+ #| I2C0 | Touchscreen |
+ #| I2C1 | H1 |
+ #| I2C2 | Camera |
+ #| I2C3 | Pen |
+ #| I2C4 | Camera |
+ #| I2C5 | Audio |
+ #+-------------------+---------------------------+
+ register "common_soc_config" = "{
+ .chipset_lockdown = CHIPSET_LOCKDOWN_COREBOOT,
+ .i2c[0] = {
.speed = I2C_SPEED_FAST,
- .scl_lcnt = 185,
- .scl_hcnt = 90,
- .sda_hold = 36,
+ .speed_config[0] = {
+ .speed = I2C_SPEED_FAST,
+ .scl_lcnt = 185,
+ .scl_hcnt = 90,
+ .sda_hold = 36,
+ },
},
- }"
-
- # H1
- register "i2c_voltage[1]" = "I2C_VOLTAGE_3V3"
- register "i2c[1]" = "{
- .speed = I2C_SPEED_FAST,
- .speed_config[0] = {
+ .i2c[1] = {
+ .speed = I2C_SPEED_FAST,
+ .speed_config[0] = {
+ .speed = I2C_SPEED_FAST,
+ .scl_lcnt = 190,
+ .scl_hcnt = 100,
+ .sda_hold = 36,
+ },
+ .early_init = 1,
+ },
+ .i2c[2] = {
+ .speed = I2C_SPEED_FAST,
+ .speed_config[0] = {
+ .speed = I2C_SPEED_FAST,
+ .scl_lcnt = 190,
+ .scl_hcnt = 97,
+ .sda_hold = 36,
+ },
+ },
+ .i2c[4] = {
.speed = I2C_SPEED_FAST,
- .scl_lcnt = 190,
- .scl_hcnt = 100,
- .sda_hold = 36,
+ .speed_config[0] = {
+ .speed = I2C_SPEED_FAST,
+ .scl_lcnt = 190,
+ .scl_hcnt = 97,
+ .sda_hold = 36,
+ },
+ },
+ .i2c[5] = {
+ .speed = I2C_SPEED_FAST,
+ .speed_config[0] = {
+ .speed = I2C_SPEED_FAST,
+ .scl_lcnt = 190,
+ .scl_hcnt = 98,
+ .sda_hold = 36,
+ },
},
- .early_init = 1,
}"
+ # Touchscreen
+ register "i2c_voltage[0]" = "I2C_VOLTAGE_3V3"
+
+ # H1
+ register "i2c_voltage[1]" = "I2C_VOLTAGE_3V3"
# Camera
register "i2c_voltage[2]" = "I2C_VOLTAGE_1V8"
- register "i2c[2]" = "{
- .speed = I2C_SPEED_FAST,
- .speed_config[0] = {
- .speed = I2C_SPEED_FAST,
- .scl_lcnt = 190,
- .scl_hcnt = 97,
- .sda_hold = 36,
- },
- }"
# Pen
register "i2c_voltage[3]" = "I2C_VOLTAGE_1V8"
# Camera
register "i2c_voltage[4]" = "I2C_VOLTAGE_1V8"
- register "i2c[4]" = "{
- .speed = I2C_SPEED_FAST,
- .speed_config[0] = {
- .speed = I2C_SPEED_FAST,
- .scl_lcnt = 190,
- .scl_hcnt = 97,
- .sda_hold = 36,
- },
- }"
# Audio
register "i2c_voltage[5]" = "I2C_VOLTAGE_1V8"
- register "i2c[5]" = "{
- .speed = I2C_SPEED_FAST,
- .speed_config[0] = {
- .speed = I2C_SPEED_FAST,
- .scl_lcnt = 190,
- .scl_hcnt = 98,
- .sda_hold = 36,
- },
- }"
-
# Must leave UART0 enabled or SD/eMMC will not work as PCI
register "SerialIoDevMode" = "{
@@ -260,9 +274,6 @@ chip soc/intel/skylake
# Use default SD card detect GPIO configuration
register "sdcard_cd_gpio_default" = "GPP_E15"
- # Lock Down
- register "chipset_lockdown" = "CHIPSET_LOCKDOWN_COREBOOT"
-
# PCH Trip Temperature in degree C
register "pch_trip_temp" = "75"