linux-kernel - Re: [PATCH] Revert "bus: ti-sysc: Probe for l4_wkup and l4

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Message-ID: <20250331110017.2b0aa9ae@akair>
Date: Mon, 31 Mar 2025 11:00:17 +0200
From: Andreas Kemnade <andreas@...nade.info>
To: "A. Sverdlin" <alexander.sverdlin@...mens.com>
Cc: Tony Lindgren <tony@...mide.com>, linux-omap@...r.kernel.org, Aaro
 Koskinen <aaro.koskinen@....fi>, Kevin Hilman <khilman@...libre.com>, Roger
 Quadros <rogerq@...nel.org>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Revert "bus: ti-sysc: Probe for l4_wkup and l4_cfg
 interconnect devices first"

Am Thu, 13 Mar 2025 10:47:06 +0100
schrieb "A. Sverdlin" <alexander.sverdlin@...mens.com>:

> From: Alexander Sverdlin <alexander.sverdlin@...mens.com>
> 
> This reverts commit 4700a00755fb5a4bb5109128297d6fd2d1272ee6.
> 
> It brakes target-module@...00050 ("ti,sysc-omap2") probe on AM62x in a case
> when minimally-configured system tries to network-boot:
> 
> [    6.888776] probe of 2b300050.target-module returned 517 after 258 usecs
> [   17.129637] probe of 2b300050.target-module returned 517 after 708 usecs
> [   17.137397] platform 2b300050.target-module: deferred probe pending: (reason unknown)
> [   26.878471] Waiting up to 100 more seconds for network.
> 
> Arbitrary 10 deferrals is really not a solution to any problem.
> Stable mmc enumeration can be achiever by filling /aliases node properly
> (4700a00755fb commit's rationale).
> 
> After revert:
> 
> [    9.006816] IP-Config: Complete:
> [    9.010058]      device=lan0, ...
> 
> Signed-off-by: Alexander Sverdlin <alexander.sverdlin@...mens.com>

No regressions seen on GTA04, Pandaboard and BT200.
So

Tested-by: Andreas Kemnade <andreas@...nade.info> # GTA04, Panda, BT200