summaryrefslogtreecommitdiff
path: root/include/linux/platform_data
diff options
context:
space:
mode:
authorTakashi Iwai <tiwai@suse.de>2013-02-05 14:48:03 +0100
committerTakashi Iwai <tiwai@suse.de>2013-02-05 14:48:03 +0100
commit2faea5274f079630991800bd579f85a621f96ef5 (patch)
tree4afb9032f0ae3a3e8b539e0abe40cda320989ac3 /include/linux/platform_data
parent16c5ab1d3a6d1b11ed2966fa33a3a4fecd13a2bc (diff)
parentedac894389f9c9de2a1368c78809c824b343f3a5 (diff)
Merge branch 'for-linus' into for-next
Merge pending fixes that haven't pulled into 3.8.
Diffstat (limited to 'include/linux/platform_data')
-rw-r--r--include/linux/platform_data/imx-iram.h41
1 files changed, 41 insertions, 0 deletions
diff --git a/include/linux/platform_data/imx-iram.h b/include/linux/platform_data/imx-iram.h
new file mode 100644
index 000000000000..022690c33702
--- /dev/null
+++ b/include/linux/platform_data/imx-iram.h
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2010 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * 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/errno.h>
+
+#ifdef CONFIG_IRAM_ALLOC
+
+int __init iram_init(unsigned long base, unsigned long size);
+void __iomem *iram_alloc(unsigned int size, unsigned long *dma_addr);
+void iram_free(unsigned long dma_addr, unsigned int size);
+
+#else
+
+static inline int __init iram_init(unsigned long base, unsigned long size)
+{
+ return -ENOMEM;
+}
+
+static inline void __iomem *iram_alloc(unsigned int size, unsigned long *dma_addr)
+{
+ return NULL;
+}
+
+static inline void iram_free(unsigned long base, unsigned long size) {}
+
+#endif