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Nikolaus Schaller" , "Andreas Kemnade" , Subject: Re: [PATCH] clocksource/drivers/timer-ti-dm: Register clocksource/event only for am654 From: "Markus Schneider-Pargmann" To: "Markus Schneider-Pargmann (TI)" , "Daniel Lezcano" , "Thomas Gleixner" X-Mailer: aerc 0.21.0-146-gb5c16ebe1835 References: <20260828-v7-3-next-topic-ti-timer-dm-clocksource-omap-fix-v1-1-85f0e4dc6f9f@baylibre.com> In-Reply-To: <20260828-v7-3-next-topic-ti-timer-dm-clocksource-omap-fix-v1-1-85f0e4dc6f9f@baylibre.com> --5f403bfe266842db9f121664ad883b790e1fcbb4c0a296a58194c880a16b Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Hi Daniel, On Fri Aug 28, 2026 at 8:47 PM CEST, Markus Schneider-Pargmann (TI) wrote: > Registering clocksource/clockevent for the older platforms breaks > booting them. The older platforms have their own implementation in early > boot that is used to register clocksource/clockevent in > timer-ti-dm-systimer.c. > > With am654, the timer is much more complex with more dependencies so > doing this in early boot with the other driver is very difficult and > gets ugly. Instead it is implemented in the platform driver for am654. > However the old platforms may not register clocksource/clockevent in > this driver as that would break the boot. > > Add a system_timer_capable flag that is only set for am654-timer that > gates the clocksource/clockevent registration. > > Reported-by: H. Nikolaus Schaller > Closes: https://lore.kernel.org/r/2013A99A-0502-4128-ACFA-B04886224393@go= ldelico.com > Fixes: b8eeeca55456 ("clocksource/drivers/timer-ti-dm: Add clocksource su= pport") > Signed-off-by: Markus Schneider-Pargmann (TI) Did you have time to take a look at this patch? Thanks, Markus --5f403bfe266842db9f121664ad883b790e1fcbb4c0a296a58194c880a16b Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iKMEABYKAEsWIQSJYVVm/x+5xmOiprOFwVZpkBVKUwUCaqpaihsUgAAAAAAEAA5t YW51MiwyLjUrMS4xMiwyLDIRHG1zcEBiYXlsaWJyZS5jb20ACgkQhcFWaZAVSlNf 9wEAzSGxiiJD7K5pMDPxka2vtj/zspBsngcNB7JR2NIWOLAA/0+Gdz+0zBzL/rFq orzdHSAmnQDs8GiNnP7Z8IzZ35cA =MsJn -----END PGP SIGNATURE----- --5f403bfe266842db9f121664ad883b790e1fcbb4c0a296a58194c880a16b--