Thread (9 messages) 9 messages, 5 authors, 2017-11-30

Re: [PATCH] net: stmmac: dwmac-sun8i: fix allwinner,leds-active-low handling

From: Maxime Ripard <hidden>
Date: 2017-11-29 15:47:39
Also in: linux-arm-kernel, lkml

On Wed, Nov 29, 2017 at 04:37:12PM +0100, Andrew Lunn wrote:
On Wed, Nov 29, 2017 at 10:02:40AM +0100, Corentin Labbe wrote:
quoted
On Tue, Nov 28, 2017 at 06:38:26PM +0100, Andrew Lunn wrote:
quoted
On Tue, Nov 28, 2017 at 05:48:22PM +0100, Corentin Labbe wrote:
quoted
The driver expect "allwinner,leds-active-low" to be in PHY node, but
the binding doc expect it to be in MAC node.

Since all board DT use it also in MAC node, the driver need to search
allwinner,leds-active-low in MAC node.
Hi Corentin

I'm having trouble working out how this worked before. This is code
you moved around, when adding external/internal MDIOs. But the very
first version of this driver code used priv->plat->phy_node. Did that
somehow point to the MAC node when the internal PHY is used? Or has it
been broken all the time?
Hello
quoted
Since this feature control only when the activity LED need to blink,
nobody see that it was broken.
Hi Corentin

So it never worked?

If it never worked, moving the DT properties into the PHY node, where
they belong, won't introduce a regression :-)
That's even truer since it's been queued for 4.15 which hasn't been
released yet.

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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