releases/4.9.123/serial-8250_dw-add-acpi-support-for-uart-on-broadcom-soc.patch

From 784c29eda5b4e28c3a56aa90b3815f9a1b0cfdc1 Mon Sep 17 00:00:00 2001
From: Srinath Mannam <srinath.mannam@broadcom.com>
Date: Sat, 28 Jul 2018 20:55:15 +0530
Subject: serial: 8250_dw: Add ACPI support for uart on Broadcom SoC

From: Srinath Mannam <srinath.mannam@broadcom.com>

commit 784c29eda5b4e28c3a56aa90b3815f9a1b0cfdc1 upstream.

Add ACPI identifier HID for UART DW 8250 on Broadcom SoCs
to match the HID passed through ACPI tables to enable
UART controller.

Signed-off-by: Srinath Mannam <srinath.mannam@broadcom.com>
Reviewed-by: Vladimir Olovyannikov <vladimir.olovyannikov@broadcom.com>
Tested-by: Vladimir Olovyannikov <vladimir.olovyannikov@broadcom.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/tty/serial/8250/8250_dw.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/tty/serial/8250/8250_dw.c
+++ b/drivers/tty/serial/8250/8250_dw.c
@@ -626,6 +626,7 @@ static const struct acpi_device_id dw825
 	{ "APMC0D08", 0},
 	{ "AMD0020", 0 },
 	{ "AMDI0020", 0 },
+	{ "BRCM2032", 0 },
 	{ "HISI0031", 0 },
 	{ },
 };