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authorLinus Torvalds <torvalds@linux-foundation.org>2009-04-05 22:15:28 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2009-04-05 22:15:28 +0400
commit87fc94d54b639d8c39fc4a11db0e142f84096e13 (patch)
tree00ea5cdb108c93f621110424d8c54ef5dac12960 /arch/avr32/boards/merisc/merisc_sysfs.c
parent3516c6a8dc0b1153c611c4cf0dc4a51631f052bb (diff)
parent8e706c4d0dab214c625a2df84a0ca69a76bae65d (diff)
downloadlinux-87fc94d54b639d8c39fc4a11db0e142f84096e13.tar.xz
Merge branch 'avr32-arch' of git://git.kernel.org/pub/scm/linux/kernel/git/hskinnemoen/avr32-2.6
* 'avr32-arch' of git://git.kernel.org/pub/scm/linux/kernel/git/hskinnemoen/avr32-2.6: avr32: add hardware handshake support to atmel_serial avr32: add RTS/CTS/CLK pin selection for the USARTs Add RTC support for Merisc boards avr32: at32ap700x: setup DMA for AC97C in the machine code avr32: at32ap700x: setup DMA for ABDAC in the machine code Add Merisc board support avr32: use gpio_is_valid() to check USBA vbus_pin I/O line atmel-usba-udc: use gpio_is_valid() to check vbus_pin I/O line avr32: fix timing LCD parameters for EVKLCD10X boards avr32: use GPIO line PB15 on EVKLCD10x boards for backlight avr32: configure MCI detect and write protect pins for EVKLCD10x boards avr32: set pin mask to alternative 18 bpp for EVKLCD10x boards avr32: add pin mask for 18-bit color on the LCD controller avr32: fix 15-bit LCDC pin mask to use MSB lines
Diffstat (limited to 'arch/avr32/boards/merisc/merisc_sysfs.c')
-rw-r--r--arch/avr32/boards/merisc/merisc_sysfs.c65
1 files changed, 65 insertions, 0 deletions
diff --git a/arch/avr32/boards/merisc/merisc_sysfs.c b/arch/avr32/boards/merisc/merisc_sysfs.c
new file mode 100644
index 000000000000..df431fdba9ad
--- /dev/null
+++ b/arch/avr32/boards/merisc/merisc_sysfs.c
@@ -0,0 +1,65 @@
+/*
+ * Merisc sysfs exports
+ *
+ * Copyright (C) 2008 Martinsson Elektronik AB
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/spinlock.h>
+#include <linux/device.h>
+#include <linux/sysdev.h>
+#include <linux/timer.h>
+#include <linux/err.h>
+#include <linux/ctype.h>
+#include "merisc.h"
+
+static ssize_t merisc_model_show(struct class *class, char *buf)
+{
+ ssize_t ret = 0;
+
+ sprintf(buf, "%s\n", merisc_model());
+ ret = strlen(buf) + 1;
+
+ return ret;
+}
+
+static ssize_t merisc_revision_show(struct class *class, char *buf)
+{
+ ssize_t ret = 0;
+
+ sprintf(buf, "%s\n", merisc_revision());
+ ret = strlen(buf) + 1;
+
+ return ret;
+}
+
+static struct class_attribute merisc_class_attrs[] = {
+ __ATTR(model, S_IRUGO, merisc_model_show, NULL),
+ __ATTR(revision, S_IRUGO, merisc_revision_show, NULL),
+ __ATTR_NULL,
+};
+
+struct class merisc_class = {
+ .name = "merisc",
+ .owner = THIS_MODULE,
+ .class_attrs = merisc_class_attrs,
+};
+
+static int __init merisc_sysfs_init(void)
+{
+ int status;
+
+ status = class_register(&merisc_class);
+ if (status < 0)
+ return status;
+
+ return 0;
+}
+
+postcore_initcall(merisc_sysfs_init);