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authorDirk Eibach <eibach@gdsys.de>2011-10-31 09:39:12 +0100
committerStefan Roese <sr@denx.de>2011-11-18 14:04:25 +0100
commit042f9f106272a46214dccbe6177b11d87798351d (patch)
tree9017d9d3cdb3d18fa8a679dcd2968f6c0ba676dc /include/pca9698.h
parent5721385b187b3154c7768e6c182501022f4e2e45 (diff)
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gpio: Adapt PCA9698 to standard GPIO API
Signed-off-by: Dirk Eibach <eibach@gdsys.de> Acked-by: Mike Frysinger <vapier@gentoo.org> Acked-by: Stefan Roese <sr@denx.de>
Diffstat (limited to 'include/pca9698.h')
-rw-r--r--include/pca9698.h33
1 files changed, 29 insertions, 4 deletions
diff --git a/include/pca9698.h b/include/pca9698.h
index 2506088..67b364e 100644
--- a/include/pca9698.h
+++ b/include/pca9698.h
@@ -1,9 +1,34 @@
+/*
+ * (C) Copyright 2011
+ * Dirk Eibach, Guntermann & Drunck GmbH, eibach@gdsys.de
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
#ifndef __PCA9698_H_
#define __PCA9698_H_
-int pca9698_direction_input(u8 chip, unsigned offset);
-int pca9698_direction_output(u8 chip, unsigned offset);
-int pca9698_get_input(u8 chip, unsigned offset);
-int pca9698_set_output(u8 chip, unsigned offset, int value);
+int pca9698_request(unsigned gpio, const char *label);
+void pca9698_free(unsigned gpio);
+int pca9698_direction_input(u8 addr, unsigned gpio);
+int pca9698_direction_output(u8 addr, unsigned gpio, int value);
+int pca9698_get_value(u8 addr, unsigned gpio);
+int pca9698_set_value(u8 addr, unsigned gpio, int value);
#endif /* __PCA9698_H_ */