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Keyboard and Touchpad don't working in Big Sur OpenCore


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My OpenCore Big Sur is working very well, but the keyboard and the touchpad aren't. They are completely dead.


Laptop: Acer A515-54G-53GP

Keyboard/Touchpad: Elan0504

CPU: i5-10210U

iGPU: Intel UHD 630

dGPU: NVidia MX250 (disabled)

RAM: 8GB DDR4 2666MHz

SSD: Kingston NVMe 256GB


Return of lspci -k command on Linux:

00:15.0 Serial bus controller [0c80]: Intel Corporation Serial IO I2C Host Controller

        Subsystem: Acer Incorporated [ALI] Device 1345

        Kernel driver in use: intel-lpss

        Kernel modules: intel_lpss_pci


Return of cat /proc/bus/input/devices command on Linux:

I: Bus=0018 Vendor=04f3 Product=3091 Version=0100

N: Name="ELAN0504:00 04F3:3091 Touchpad"

P: Phys=i2c-ELAN0504:00

S: Sysfs=/devices/pci0000:00/0000:00:15.0/i2c_designware.0/i2c-0/i2c-ELAN0504:00/0018:04F3:3091.0001/input/input13

U: Uniq=

H: Handlers=event9 mouse1 


B: EV=1b

B: KEY=e520 10000 0 0 0 0

B: ABS=2e0800000000003

B: MSC=20


My EFI: https://u.pcloud.link/publink/show?code=XZHxKmXZr2rcYgEU9ESK9OUlyzrfzb9nl7fX

Edited by MadLinuxer
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