linux-kernel - [PATCH] OLPC: register XO-1 RF kill device

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Message-Id: <20101004171419.E3F3E9D401B@zog.reactivated.net>
Date:	Mon,  4 Oct 2010 18:14:19 +0100 (BST)
From:	Daniel Drake <dsd@...top.org>
To:	x86@...nel.org
Cc:	dilinger@...ued.net
Subject: [PATCH] OLPC: register XO-1 RF kill device

The upcoming XO-1 rfkill driver (for drivers/platform/x86) will register
itself with the name "xo1-rfkill"

Add the necessary mechanics so that this is properly probed and
initialized on XO-1 laptops.

Signed-off-by: Daniel Drake <dsd@...top.org>
---
 arch/x86/kernel/olpc.c |   10 ++++++++++
 1 files changed, 10 insertions(+), 0 deletions(-)

diff --git a/arch/x86/kernel/olpc.c b/arch/x86/kernel/olpc.c
index 37c49934..d57f26a 100644
--- a/arch/x86/kernel/olpc.c
+++ b/arch/x86/kernel/olpc.c
@@ -17,6 +17,7 @@
 #include <linux/spinlock.h>
 #include <linux/io.h>
 #include <linux/string.h>
+#include <linux/platform_device.h>
 
 #include <asm/geode.h>
 #include <asm/setup.h>
@@ -248,6 +249,15 @@ static int __init olpc_init(void)
 			olpc_platform_info.boardrev >> 4,
 			olpc_platform_info.ecver);
 
+	if (olpc_platform_info.boardrev < olpc_board_pre(0xd0)) { /* XO-1 */
+		struct platform_device *pdev;
+
+		/* register any relevant platform devices */
+		pdev = platform_device_register_simple("xo1-rfkill", -1, NULL, 0);
+		if (IS_ERR(pdev))
+			return PTR_ERR(pdev);
+	}
+
 	return 0;
 }
 
-- 
1.7.2.3

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