6.6-stable review patch. If anyone has any objections, please let me know.
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From: Matthias Schiffer matthias.schiffer@tq-group.com
[ Upstream commit 3f61783920504b2cf99330b372d82914bb004d8e ]
am33xx.dtsi has the same clock setup as am35xx.dtsi, setting ti,no-reset-on-init and ti,no-idle on timer1_target and timer2_target, so AM33 needs the same workaround as AM35 to avoid ti-sysc probe failing on certain target modules.
Signed-off-by: Matthias Schiffer matthias.schiffer@tq-group.com Signed-off-by: Alexander Stein alexander.stein@ew.tq-group.com Link: https://lore.kernel.org/r/20250825131114.2206804-1-alexander.stein@ew.tq-gro... Signed-off-by: Kevin Hilman khilman@baylibre.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/bus/ti-sysc.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c index 46d7410f6f0f..b6a7d0d3f153 100644 --- a/drivers/bus/ti-sysc.c +++ b/drivers/bus/ti-sysc.c @@ -37,6 +37,7 @@ enum sysc_soc { SOC_UNKNOWN, SOC_2420, SOC_2430, + SOC_AM33, SOC_3430, SOC_AM35, SOC_3630, @@ -2996,6 +2997,7 @@ static void ti_sysc_idle(struct work_struct *work) static const struct soc_device_attribute sysc_soc_match[] = { SOC_FLAG("OMAP242*", SOC_2420), SOC_FLAG("OMAP243*", SOC_2430), + SOC_FLAG("AM33*", SOC_AM33), SOC_FLAG("AM35*", SOC_AM35), SOC_FLAG("OMAP3[45]*", SOC_3430), SOC_FLAG("OMAP3[67]*", SOC_3630), @@ -3201,10 +3203,15 @@ static int sysc_check_active_timer(struct sysc *ddata) * can be dropped if we stop supporting old beagleboard revisions * A to B4 at some point. */ - if (sysc_soc->soc == SOC_3430 || sysc_soc->soc == SOC_AM35) + switch (sysc_soc->soc) { + case SOC_AM33: + case SOC_3430: + case SOC_AM35: error = -ENXIO; - else + break; + default: error = -EBUSY; + }
if ((ddata->cfg.quirks & SYSC_QUIRK_NO_RESET_ON_INIT) && (ddata->cfg.quirks & SYSC_QUIRK_NO_IDLE))