Re: [PATCH 0/2] arm64: dts: qcom: x1e80100-vivobook-s15: Add usb a and sd-card reader

[Mark Kettenis <mark.kettenis@xs4all.nl>]

> From: Maud Spierings <maud_spierings@hotmail.com>
> Date: Sun, 19 Jan 2025 15:50:50 +0100
> 
> The Asus Vivobook s15 has 2 5gbps usb A ports on the right side which
> are controlled by the usb_mp controller enable them and the retimers
> required.
> 
> There is also a micro sd-card reader on the left side below the two
> usb-c ports, this one is attached to the usb_2 controller. Enable it and
> the retimer to enable the micro sd-card reader.
> 
> The micro sd-card reader seems to have so interesting behaviour, on my
> machine and someone elses it kind of half works, but not really, the
> same under windows, unusable. Either we both got unlucky with a hardware
> defect or there is something else going on, however two other people did
> succesfully test it, one of which on (free?)bsd instead of linux even.

OpenBSD ;).  And yes, the SD-card reader works just fine for me with
this series.

> One hypothesis is that this area is where the charging circuitry is,
> which gets *very* hot while charging and might damage this bit of
> hardware. However this is very much speculation and not based on
> anything concrete.
> 
> Symptoms of dysfunctional sd-card reader:
> The sd card will get detected, a usb device will appear as "Genesys Logic
> STORAGE DEVICE" 05e3:0747
> 
> log:
> [ 2456.648075] usb 1-1: new high-speed USB device number 3 using xhci-hcd
> [ 2456.792703] usb-storage 1-1:1.0: USB Mass Storage device detected
> [ 2456.795530] scsi host0: usb-storage 1-1:1.0
> [ 2457.840518] scsi 0:0:0:0: Direct-Access     Generic  MassStorageClass
> 2402 PQ: 0 ANSI: 6
> [ 2458.072281] sd 0:0:0:0: [sda] Media removed, stopped polling
> [ 2458.073001] sd 0:0:0:0: [sda] Attached SCSI removable disk
> 
> /dev/sda will appear, but it will not do anything, fdisk rejects it etc
> 
> Signed-off-by: Maud Spierings <maud_spierings@hotmail.com>
> ---
> Maud Spierings (2):
>       arm64: dts: qcom: x1e80100-vivobook-s15: Enable USB-A ports
>       arm64: dts: qcom: x1e80100-vivobook-s15: Enable micro-sd card reader
> 
>  .../boot/dts/qcom/x1e80100-asus-vivobook-s15.dts   | 142 ++++++++++++++++++++-
>  1 file changed, 141 insertions(+), 1 deletion(-)
> ---
> base-commit: 0907e7fb35756464aa34c35d6abb02998418164b
> change-id: 20250119-usb_a_micro_sd-4c476ea769b1
> 
> Best regards,
> -- 
> Maud Spierings <maud_spierings@hotmail.com>
> 
>