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authorBen Dooks <ben-linux@fluff.org>2008-08-08 21:10:12 +0100
committerBen Dooks <ben-linux@fluff.org>2008-08-08 21:10:12 +0100
commitaf7a535688a758d15f06a98833e6a143b29af9de (patch)
treebac5ab210bbbbe276f0e44ed84194d7c8bb16aae /arch/arm/include/asm/therm.h
parent0c17e4ceedd35c78b1c7413dbd16279a350be6bc (diff)
parentc41107c2d4fd31924533f4dbc4c3428acc2b5894 (diff)
Merge http://ftp.arm.linux.org.uk/pub/linux/arm/kernel/git-cur/linux-2.6-arm into for-rmk
Diffstat (limited to 'arch/arm/include/asm/therm.h')
-rw-r--r--arch/arm/include/asm/therm.h28
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/arm/include/asm/therm.h b/arch/arm/include/asm/therm.h
new file mode 100644
index 00000000000..f002f0197d7
--- /dev/null
+++ b/arch/arm/include/asm/therm.h
@@ -0,0 +1,28 @@
+/*
+ * arch/arm/include/asm/therm.h: Definitions for Dallas Semiconductor
+ * DS1620 thermometer driver (as used in the Rebel.com NetWinder)
+ */
+#ifndef __ASM_THERM_H
+#define __ASM_THERM_H
+
+/* ioctl numbers for /dev/therm */
+#define CMD_SET_THERMOSTATE 0x53
+#define CMD_GET_THERMOSTATE 0x54
+#define CMD_GET_STATUS 0x56
+#define CMD_GET_TEMPERATURE 0x57
+#define CMD_SET_THERMOSTATE2 0x58
+#define CMD_GET_THERMOSTATE2 0x59
+#define CMD_GET_TEMPERATURE2 0x5a
+#define CMD_GET_FAN 0x5b
+#define CMD_SET_FAN 0x5c
+
+#define FAN_OFF 0
+#define FAN_ON 1
+#define FAN_ALWAYS_ON 2
+
+struct therm {
+ int hi;
+ int lo;
+};
+
+#endif