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authorRussell King <rmk+kernel@arm.linux.org.uk>2009-09-22 20:54:53 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-09-22 21:01:40 +0100
commitae19ffbadc1b2100285a5b5b3d0a4e0a11390904 (patch)
tree3c2086ab67398a019089a47ca3f362a4bc6db74f /arch/m68k/include/asm/pinmux.h
parent34e84f39a27d059a3e6ec6e8b94aafa702e6f220 (diff)
parent9173a8ef24a6b1b8031507b35b8ffe5f85a87692 (diff)
downloadlwn-ae19ffbadc1b2100285a5b5b3d0a4e0a11390904.tar.gz
lwn-ae19ffbadc1b2100285a5b5b3d0a4e0a11390904.zip
Merge branch 'master' into for-linus
Diffstat (limited to 'arch/m68k/include/asm/pinmux.h')
-rw-r--r--arch/m68k/include/asm/pinmux.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/pinmux.h b/arch/m68k/include/asm/pinmux.h
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+++ b/arch/m68k/include/asm/pinmux.h
@@ -0,0 +1,30 @@
+/*
+ * Coldfire generic GPIO pinmux support.
+ *
+ * (C) Copyright 2009, Steven King <sfking@fdwdc.com>
+ *
+ * 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; version 2 of the License.
+ *
+ * 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.
+ */
+
+#ifndef pinmux_h
+#define pinmux_h
+
+#define MCFPINMUX_NONE -1
+
+extern int mcf_pinmux_request(unsigned, unsigned);
+extern void mcf_pinmux_release(unsigned, unsigned);
+
+static inline int mcf_pinmux_is_valid(unsigned pinmux)
+{
+ return pinmux != MCFPINMUX_NONE;
+}
+
+#endif
+