README.md

General Information

Linux driver for Realtek PCI-Express card reader chip.

Build Steps

On a Terminal put the next 4 lines:

git clone https://github.com/wachin/Realtek-rts5229-linux-driver
sudo mkdir /usr/src/rts5229-1.07
sudo cp Realtek-rts5229-linux-driver/* /usr/src/rts5229-1.07
cd /usr/src/rts5229-1.07

Then put the next:

sudo su

Set your password, and next put the 4 lines:

dkms install -m rts5229 -v 1.07
make 
make install
depmod

Then Reboot

La solución para el Kernel 5.3 la encontré aquí

Announcement of SUBDIRS removal after kernel 5.3 · Issue #187 · MEN-Mikro-Elektronik/13MD05-90 MEN-Mikro-Elektronik/13MD05-90#187