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authorDmitry Torokhov <dtor@insightbb.com>2007-04-12 01:36:12 -0400
committerDmitry Torokhov <dtor@insightbb.com>2007-04-12 01:36:12 -0400
commitd0a0515fc30b55d4b09395d44762c5f41d6d02d5 (patch)
tree255bf2240af254be7c5cdb6068beb49ef9365bfa /arch/mips
parent0de9550971a0ee614ea4f06655e8a49aa3a942a8 (diff)
downloadop-kernel-dev-d0a0515fc30b55d4b09395d44762c5f41d6d02d5.zip
op-kernel-dev-d0a0515fc30b55d4b09395d44762c5f41d6d02d5.tar.gz
Input: cobalt buttons - separate device and driver registration
Create platform device for cobalt buttons as part of arch setup. This makes the driver follow current driver model more closely. Signed-off-by: Dmitry Torokhov <dtor@mail.ru> Acked-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Diffstat (limited to 'arch/mips')
-rw-r--r--arch/mips/cobalt/Makefile2
-rw-r--r--arch/mips/cobalt/buttons.c54
2 files changed, 55 insertions, 1 deletions
diff --git a/arch/mips/cobalt/Makefile b/arch/mips/cobalt/Makefile
index 225ac8f..c35ee25 100644
--- a/arch/mips/cobalt/Makefile
+++ b/arch/mips/cobalt/Makefile
@@ -2,7 +2,7 @@
# Makefile for the Cobalt micro systems family specific parts of the kernel
#
-obj-y := irq.o reset.o setup.o
+obj-y := irq.o reset.o setup.o buttons.o
obj-$(CONFIG_EARLY_PRINTK) += console.o
diff --git a/arch/mips/cobalt/buttons.c b/arch/mips/cobalt/buttons.c
new file mode 100644
index 0000000..9e14398
--- /dev/null
+++ b/arch/mips/cobalt/buttons.c
@@ -0,0 +1,54 @@
+/*
+ * Cobalt buttons platform device.
+ *
+ * Copyright (C) 2007 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <linux/platform_device.h>
+#include <linux/errno.h>
+#include <linux/init.h>
+
+static struct resource cobalt_buttons_resource __initdata = {
+ .start = 0x1d000000,
+ .end = 0x1d000003,
+ .flags = IORESOURCE_MEM,
+};
+
+static __init int cobalt_add_buttons(void)
+{
+ struct platform_device *pd;
+ int error;
+
+ pd = platform_device_alloc("Cobalt buttons", -1);
+ if (!pd)
+ return -ENOMEM;
+
+ error = platform_device_add_resources(pd, &cobalt_buttons_resource, 1);
+ if (error)
+ goto err_free_device;
+
+ error = platform_device_add(pd);
+ if (error)
+ goto err_free_device;
+
+ return 0;
+
+ err_free_device:
+ platform_device_put(pd);
+ return error;
+}
+device_initcall(cobalt_add_buttons);
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