linux-kernel - [PATCH] ACPI: Add device HID for future AMD UART controller

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Message-ID: <1457663692-16265-1-git-send-email-annie.wang@amd.com>
Date:	Fri, 11 Mar 2016 10:34:52 +0800
From:	Wang Hongcheng <annie.wang@....com>
To:	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Len Brown <lenb@...nel.org>, <linux-acpi@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>,
	SPG_Linux_Kernel <SPG_Linux_Kernel@....com>
CC:	Wang Hongcheng <annie.wang@....com>
Subject: [PATCH] ACPI:  Add device HID for future AMD UART controller

Add device HID AMDI0020 to match the AMD ACPI Vendor ID (AMDI) as
registered in http://www.uefi.org/acpi_id_list, and the UART
controller on future AMD paltform will use the HID instead of AMD0020.

Signed-off-by: Wang Hongcheng <annie.wang@....com>
---
 drivers/acpi/acpi_apd.c           | 1 +
 drivers/tty/serial/8250/8250_dw.c | 1 +
 2 files changed, 2 insertions(+)

diff --git a/drivers/acpi/acpi_apd.c b/drivers/acpi/acpi_apd.c
index a450e7a..dc2d8a5 100644
--- a/drivers/acpi/acpi_apd.c
+++ b/drivers/acpi/acpi_apd.c
@@ -134,6 +134,7 @@ static const struct acpi_device_id acpi_apd_device_ids[] = {
 	/* Generic apd devices */
 	{ "AMD0010", APD_ADDR(cz_i2c_desc) },
 	{ "AMD0020", APD_ADDR(cz_uart_desc) },
+	{ "AMDI0020", APD_ADDR(cz_uart_desc) },
 	{ "AMD0030", },
 	{ }
 };
-- 
1.9.1