From 405c73005f81929fbf5b4639beee055fe0e8b85e Mon Sep 17 00:00:00 2001 From: Teddy Shih Date: Fri, 15 Apr 2022 19:04:18 +0800 Subject: mb/google/dedede/var/beadrix: Add a Proximity Sensor SX9324 for SAR To meet LTE's RF Specific Absorption Rate (SAR) certification, we add a Semtech Smart Proximity Sensor (P-Sensor) SX9324. P-Sensor connects EC of I2C 5 bus and GPIO D22, D23, as well as, SoC of GPIO E11, refer to mainboard schematic. BUG=b:213549229 BRANCH=dedede TEST=emerge-dedede coreboot Signed-off-by: Teddy Shih Change-Id: If172d13aa62503547227adf91f049ea50b948888 Reviewed-on: https://review.coreboot.org/c/coreboot/+/63652 Reviewed-by: Karthik Ramasubramanian Tested-by: build bot (Jenkins) --- .../google/dedede/variants/beadrix/overridetree.cb | 71 +++++++++++++++++++++- 1 file changed, 69 insertions(+), 2 deletions(-) (limited to 'src/mainboard/google/dedede/variants/beadrix/overridetree.cb') diff --git a/src/mainboard/google/dedede/variants/beadrix/overridetree.cb b/src/mainboard/google/dedede/variants/beadrix/overridetree.cb index f3f5d5615d..2c82fa5891 100644 --- a/src/mainboard/google/dedede/variants/beadrix/overridetree.cb +++ b/src/mainboard/google/dedede/variants/beadrix/overridetree.cb @@ -14,10 +14,11 @@ chip soc/intel/jasperlake #| | for TPM communication | #| | before memory is up | #| I2C0 | Trackpad | - #| I2C1 | Digitizer | + #| I2C1 | | #| I2C2 | Touchscreen | - #| I2C3 | Camera | + #| I2C3 | | #| I2C4 | Audio | + #| I2C5 | P-sensor | #+-------------------+---------------------------+ register "common_soc_config" = "{ .gspi[0] = { @@ -39,6 +40,18 @@ chip soc/intel/jasperlake .i2c[4] = { .speed = I2C_SPEED_FAST, }, + .i2c[5] = { + .speed = I2C_SPEED_FAST, + }, + }" + + register "SerialIoI2cMode" = "{ + [PchSerialIoIndexI2C0] = PchSerialIoPci, + [PchSerialIoIndexI2C1] = PchSerialIoDisabled, + [PchSerialIoIndexI2C2] = PchSerialIoPci, + [PchSerialIoIndexI2C3] = PchSerialIoDisabled, + [PchSerialIoIndexI2C4] = PchSerialIoPci, + [PchSerialIoIndexI2C5] = PchSerialIoPci, }" device domain 0 on @@ -131,6 +144,60 @@ chip soc/intel/jasperlake device i2c 1a on end end end # I2C 4 + device pci 19.1 on + chip drivers/i2c/sx9324 + register "desc" = ""SAR Proximity Sensor"" + register "irq" = "ACPI_IRQ_LEVEL_LOW(GPP_E11_IRQ)" + register "uid" = "0" + register "reg_gnrl_ctrl0" = "0x0a" + register "reg_gnrl_ctrl1" = "0x22" + register "reg_afe_ctrl0" = "0x20" + register "reg_afe_ctrl3" = "0x01" + register "reg_afe_ctrl4" = "0x47" + register "reg_afe_ctrl6" = "0x00" + register "reg_afe_ctrl7" = "0x47" + register "reg_afe_ctrl8" = "0x12" + register "reg_afe_ctrl9" = "0x0f" + register "reg_afe_ph0" = "0x37" + register "reg_afe_ph1" = "0x29" + register "reg_afe_ph2" = "0x1f" + register "reg_afe_ph3" = "0x3d" + register "reg_prox_ctrl0" = "0x0b" + register "reg_prox_ctrl1" = "0x0b" + register "reg_prox_ctrl2" = "0x20" + register "reg_prox_ctrl3" = "0x20" + register "reg_prox_ctrl4" = "0x0c" + register "reg_prox_ctrl5" = "0x00" + register "reg_prox_ctrl6" = "0x2d" + register "reg_prox_ctrl7" = "0xc0" + register "reg_adv_ctrl0" = "0x00" + register "reg_adv_ctrl1" = "0x00" + register "reg_adv_ctrl2" = "0x00" + register "reg_adv_ctrl3" = "0x00" + register "reg_adv_ctrl4" = "0x00" + register "reg_adv_ctrl5" = "0x05" + register "reg_adv_ctrl6" = "0x00" + register "reg_adv_ctrl7" = "0x00" + register "reg_adv_ctrl8" = "0x00" + register "reg_adv_ctrl9" = "0x00" + register "reg_adv_ctrl10" = "0x00" + register "reg_adv_ctrl11" = "0x00" + register "reg_adv_ctrl12" = "0x00" + register "reg_adv_ctrl13" = "0x00" + register "reg_adv_ctrl14" = "0x80" + register "reg_adv_ctrl15" = "0x0c" + register "reg_adv_ctrl16" = "0x04" + register "reg_adv_ctrl17" = "0x70" + register "reg_adv_ctrl18" = "0x40" + register "reg_adv_ctrl19" = "0x00" + register "reg_adv_ctrl20" = "0x00" + register "reg_irq_msk" = "0x6f" + register "reg_irq_cfg0" = "0x00" + register "reg_irq_cfg1" = "0x80" + register "reg_irq_cfg2" = "0x00" + device i2c 28 on end + end + end # I2C 5 device pci 1c.6 off end # PCI Express Root Port 7 / SATA_0. Baseboard/devicetree.cb is off device pci 1c.7 off end # PCI Express Root Port 8 / SATA_1 device pci 1f.3 on -- cgit v1.2.3