Tony Lindgren 1937e40875 ARM: dts: Fix occasional boot hang for am3 usb
commit 9b6a51aab5f5f9f71d2fa16e8b4d530e1643dfcb upstream.

With subtle timings changes, we can now sometimes get an external abort on
non-linefetch error booting am3 devices at sysc_reset(). This is because
of a missing reset delay needed for the usb target module.

Looks like we never enabled the delay earlier for am3, although a similar
issue was seen earlier with a similar usb setup for dm814x as described in
commit ebf244148092 ("ARM: OMAP2+: Use srst_udelay for USB on dm814x").

Cc: stable@vger.kernel.org
Fixes: 0782e8572ce4 ("ARM: dts: Probe am335x musb with ti-sysc")
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-01-01 12:42:38 +00:00
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