Re: [PATCH 2/3] arm64: dts: qcom: glymur: Add Asus Zenbook A14 (UX3407NA)

[Bjorn Andersson <andersson@kernel.org>]

On Sun, Jun 28, 2026 at 04:20:22PM +0300, Dmitry Baryshkov wrote:
> On Sat, Jun 27, 2026 at 09:41:38PM -0500, Bjorn Andersson wrote:
> > On Tue, Jun 23, 2026 at 09:06:51AM +0200, Konrad Dybcio wrote:
> > > On 6/23/26 3:31 AM, Bjorn Andersson wrote:
> > > > From: Bjorn Andersson <bjorn.andersson@oss.qualcomm.com>
> > > > 
> > > > UX3407NA is a variant of the Asus Zenbook A14 built on the Qualcomm
> > > > Glymur platform. It comes with an 18-core X2 Elite SoC, 32GB DDR, and
> > > > the other typical Glymur platform capabilities.
> > > > 
> > > > The Asus Zenbook uses &pcie3b for NVMe storage, the screen is WUXGA
> > > > OLED, it has two USB Type-C ports, one USB Type-A, and one HDMI port.
> > > > 
> > > > Signed-off-by: Bjorn Andersson <bjorn.andersson@oss.qualcomm.com>
> > > > ---
> > > > +&tlmm {
> > > > +	gpio-reserved-ranges = <4 4>, /* EC Secure */
> > > > +			       <10 2>, /* OOB UART */
> > > > +			       <44 4>, /* TPM */
> > > > +			       <90 2>; /* TPM */
> > > 
> > > Is there no EC reset pin? I wouldn't want others to have to open up
> > > a laptop after trying to find out what it does..
> 
> :-)
> 
> > > 
> > 
> > These are the ones needed to allow the thing to boot, I don't know what
> > the EC reset pin does, but I guess we can add some more for convenience.
> > 
> > [..]
> > > > +&uart21 {
> > > > +	status = "disabled";
> > > 
> > > hm?
> > > 
> > 
> > The debug-uart is left enabled in glymur.dtsi. Perhaps we should change
> > that instead?
> 
> I think that would match other platforms. But, is it actually not wired
> up? No debug connector or TPs?
> 

It might very well be, but like most other users I don't intend to ever
use them...

Regards,
Bjorn

> -- 
> With best wishes
> Dmitry