commit e294092811 upstream. Patch fixes the procedure of resetting controller. The CPUCTRL register is write only and reading returns 0. Waiting for reset to complite is incorrect. Fixes: 3eb1f1efe2 ("usb: cdns2: Add main part of Cadence USBHS driver") cc: stable@vger.kernel.org Signed-off-by: Pawel Laszczak <pawell@cadence.com> Link: https://lore.kernel.org/r/PH7PR07MB9538D56D75F1F399D0BB96F0DD922@PH7PR07MB9538.namprd07.prod.outlook.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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