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mb/google/hatch: Add SX9310 SAR0 sensor

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Add SAR0, which is an SX9310. The schematics and layout have a second
SAR1 sensor provisioned on I2C4, with an interrupt of GPP_A6, but this
is not populated.

Signed-off-by: Evan Green <evgreen@chromium.org>

BUG=b:128540461
BRANCH=none
TEST=Boot kernel with sx9310 driver, see it come up happily

Change-Id: I63943cc7da5ff56f6ef6dcbd99bb8f8f031e8bf7
Reviewed-on: https://review.coreboot.org/c/coreboot/+/31998
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Enrico Granata <egranata@google.com>
Reviewed-by: Furquan Shaikh <furquan@google.com>
This commit is contained in:
Evan Green
2019-03-18 09:08:00 -07:00
committed by Patrick Georgi
parent 0146bce262
commit 9c8044bdcd
2 changed files with 33 additions and 1 deletions
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1
src/mainboard/google/hatch/Kconfig
View File

@ -5,6 +5,7 @@ config BOARD_GOOGLE_BASEBOARD_HATCH
select DRIVERS_GENERIC_MAX98357A
select DRIVERS_I2C_GENERIC
select DRIVERS_I2C_HID
select DRIVERS_I2C_SX9310
select DRIVERS_SPI_ACPI
select DRIVERS_USB_ACPI
select EC_GOOGLE_CHROMEEC

33
src/mainboard/google/hatch/variants/baseboard/devicetree.cb
View File

@ -236,7 +236,38 @@ chip soc/intel/cannonlake
end
end # I2C #1
device pci 15.2 on end # I2C #2
device pci 15.3 on end # I2C #3
device pci 15.3 on
chip drivers/i2c/sx9310
register "desc" = ""SAR Proximity Sensor""
register "irq" = "ACPI_IRQ_LEVEL_LOW(GPP_A0_IRQ)"
register "speed" = "I2C_SPEED_FAST"
register "uid" = "1"
register "reg_prox_ctrl0" = "0x10"
register "reg_prox_ctrl1" = "0x00"
register "reg_prox_ctrl2" = "0x84"
register "reg_prox_ctrl3" = "0x0e"
register "reg_prox_ctrl4" = "0x07"
register "reg_prox_ctrl5" = "0xc6"
register "reg_prox_ctrl6" = "0x20"
register "reg_prox_ctrl7" = "0x0d"
register "reg_prox_ctrl8" = "0x8d"
register "reg_prox_ctrl9" = "0x43"
register "reg_prox_ctrl10" = "0x1f"
register "reg_prox_ctrl11" = "0x00"
register "reg_prox_ctrl12" = "0x00"
register "reg_prox_ctrl13" = "0x00"
register "reg_prox_ctrl14" = "0x00"
register "reg_prox_ctrl15" = "0x00"
register "reg_prox_ctrl16" = "0x00"
register "reg_prox_ctrl17" = "0x00"
register "reg_prox_ctrl18" = "0x00"
register "reg_prox_ctrl19" = "0x00"
register "reg_sar_ctrl0" = "0x50"
register "reg_sar_ctrl1" = "0x8a"
register "reg_sar_ctrl2" = "0x3c"
device i2c 28 on end
end
end # I2C #3
device pci 16.0 on end # Management Engine Interface 1
device pci 16.1 off end # Management Engine Interface 2
device pci 16.2 off end # Management Engine IDE-R