linux-kernel - [PATCH 1/6] 8250/Kconfig: add config option CONFIG_SERIAL_8250

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Message-ID: <1451885501-2710-2-git-send-email-annie.wang@amd.com>
Date:	Mon, 4 Jan 2016 13:31:36 +0800
From:	Wang Hongcheng <annie.wang@....com>
To:	Andy Shevchenko <andy.shevchenko@...il.com>,
	Vinod Koul <vinod.koul@...el.com>,
	Mika Westerberg <mika.westerberg@...ux.intel.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>
CC:	<linux-acpi@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-serial@...r.kernel.org>, <dmaengine@...r.kernel.org>,
	Borislav Petkov <bp@...en8.de>, Huang Rui <ray.huang@....com>,
	Wan Zongshun <vincent.wan@....com>, Ken Xue <ken.xue@....com>,
	Robin Murphy <robin.murphy@....com>,
	Graeme Gregory <gg@...mlogic.co.uk>, Tony Li <tony.li@....com>,
	Xiangliang Yu <Xiangliang.Yu@....com>,
	Wang Hongcheng <annie.wang@....com>
Subject: [PATCH 1/6] 8250/Kconfig: add config option CONFIG_SERIAL_8250_AMD

Add config option  CONFIG_SERIAL_8250_AMD in use of AMD carrizo.
Because carrizo's UART DMA device is an amba device, it selects
ARM_AMBA option. Anything uses amba devices must select ARM_AMBA.

Signed-off-by: Wang Hongcheng <annie.wang@....com>
---
 drivers/tty/serial/8250/Kconfig | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/tty/serial/8250/Kconfig b/drivers/tty/serial/8250/Kconfig
index 6412f14..c9ebc31 100644
--- a/drivers/tty/serial/8250/Kconfig
+++ b/drivers/tty/serial/8250/Kconfig
@@ -378,3 +378,11 @@ config SERIAL_8250_MID
 	  Selecting this option will enable handling of the extra features
 	  present on the UART found on Intel Medfield SOC and various other
 	  Intel platforms.
+
+config SERIAL_8250_AMD
+	bool "AMD carrizo serial port support"
+	depends on SERIAL_8250
+	select ARM_AMBA
+	help
+	  If you have a Family 15h, models 0x60-0x6F based board and want to
+	  use the serial port, say Y to this option. If unsure, say N.
-- 
1.9.1

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