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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org,
        Cristian Birsan <cristian.birsan@microchip.com>,
        Alexandre Belloni <alexandre.belloni@bootlin.com>,
        Felipe Balbi <felipe.balbi@linux.intel.com>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 4.19 160/361] usb: gadget: udc: atmel: handle at91sam9rl PMC
Date:   Sun, 11 Nov 2018 14:18:27 -0800
Message-Id: <20181111221642.912286130@linuxfoundation.org>
In-Reply-To: <20181111221619.915519183@linuxfoundation.org>
References: <20181111221619.915519183@linuxfoundation.org>
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4.19-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Alexandre Belloni <alexandre.belloni@bootlin.com>

[ Upstream commit bb80e4fa57eb75ebd64ae9be4155da6d12c1a997 ]

The at91sam9rl PMC is not quite the same as the at91sam9g45 one and now has
its own compatible string. Add support for that.

Fixes: 217bace8e548 ("ARM: dts: fix PMC compatible")
Acked-by: Cristian Birsan <cristian.birsan@microchip.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/usb/gadget/udc/atmel_usba_udc.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/drivers/usb/gadget/udc/atmel_usba_udc.c
+++ b/drivers/usb/gadget/udc/atmel_usba_udc.c
@@ -2018,6 +2018,8 @@ static struct usba_ep * atmel_udc_of_ini
 	udc->errata = match->data;
 	udc->pmc = syscon_regmap_lookup_by_compatible("atmel,at91sam9g45-pmc");
 	if (IS_ERR(udc->pmc))
+		udc->pmc = syscon_regmap_lookup_by_compatible("atmel,at91sam9rl-pmc");
+	if (IS_ERR(udc->pmc))
 		udc->pmc = syscon_regmap_lookup_by_compatible("atmel,at91sam9x5-pmc");
 	if (udc->errata && IS_ERR(udc->pmc))
 		return ERR_CAST(udc->pmc);