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mb/google/nissa/var/guren: Tune SX9324 register for 5G LTE module

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Update SX9324 register settings based on tuning values from SEMTECH to
adjust the proximity sensor sensing range to support 5G LTE module.

BUG=b:445338278
TEST=Confirm P sensor function can work and check i2c register settings
     on Guren by command # i2cwatch -f -y 14 0x28

Signed-off-by: Joyce Ciou <joyce_ciou@pegatron.corp-partner.google.com>
Change-Id: Ic5e8fe1c67dcdfcfc9a4657b9d859a3b71239858
Reviewed-on: https://review.coreboot.org/c/coreboot/+/89930
Reviewed-by: Paul Menzel <paulepanter@mailbox.org>
Reviewed-by: Derek Huang <derekhuang@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kapil Porwal <kapilporwal@google.com>
Reviewed-by: Eric Lai <ericllai@google.com>
This commit is contained in:
Joyce Ciou 2025-11-06 11:18:01 +08:00 • committed by Matt DeVillier
commit d0c936eea1
1 changed files with 68 additions and 0 deletions
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68
src/mainboard/google/brya/variants/guren/overridetree.cb
View file

@ -480,6 +480,74 @@ chip soc/intel/alderlake
device i2c 28 on
probe DB_USB DB_1C_LTE
probe DB_USB DB_HDMI_LTE
end
end
chip drivers/i2c/sx9324
register "desc" = ""SAR Proximity Sensor""
register "irq" = "ACPI_IRQ_LEVEL_LOW(GPP_H19_IRQ)"
register "speed" = "I2C_SPEED_FAST"
register "uid" = "1"
register "reg_gnrl_ctrl0" = "0x0A"
register "reg_afe_ctrl0" = "0x20"
register "reg_afe_ctrl3" = "0x00"
register "reg_afe_ctrl4" = "0x45"
register "reg_afe_ctrl6" = "0x00"
register "reg_afe_ctrl7" = "0x47"
register "reg_afe_ph0" = "0x3D"
register "reg_afe_ph1" = "0x1B"
register "reg_afe_ph2" = "0x1F"
register "reg_afe_ph3" = "0x3d"
register "reg_afe_ctrl8" = "0x12"
register "reg_afe_ctrl9" = "0x08"
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" = "0x00"
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" = "0x20"
register "reg_adv_ctrl19" = "0x00"
register "reg_adv_ctrl20" = "0x00"
register "reg_irq_msk" = "0x67"
register "reg_irq_cfg0" = "0x00"
register "reg_irq_cfg1" = "0x80"
register "reg_irq_cfg2" = "0x00"
register "reg_gnrl_ctrl1" = "0x21"
register "ph01_resolution" = "256"
register "ph23_resolution" = "1024"
register "ph0_pin" = "{1, 3, 3}"
register "ph1_pin" = "{3, 2, 1}"
register "ph2_pin" = "{3, 3, 1}"
register "ph3_pin" = "{1, 3, 3}"
register "input_precharge_resistor_ohms" = "4000"
register "input_analog_gain" = "1"
register "ph01_proxraw_strength" = "3"
register "ph23_proxraw_strength" = "3"
register "avg_pos_strength" = "256"
register "startup_sensor" = "1"
register "cs_idle_sleep" = ""gnd""
device i2c 28 on
probe DB_USB DB_1C_5G
end
end