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authorGrant Likely <grant.likely@secretlab.ca>2010-12-29 22:20:30 -0700
committerGrant Likely <grant.likely@secretlab.ca>2010-12-29 22:21:47 -0700
commitd392da5207352f09030e95d9ea335a4225667ec0 (patch)
tree7d6cd1932afcad0a5619a5c504a6d93ca318187c /arch/arm/plat-mxc/include/mach/iram.h
parente39d5ef678045d61812c1401f04fe8edb14d6359 (diff)
parent387c31c7e5c9805b0aef8833d1731a5fe7bdea14 (diff)
downloadop-kernel-dev-d392da5207352f09030e95d9ea335a4225667ec0.zip
op-kernel-dev-d392da5207352f09030e95d9ea335a4225667ec0.tar.gz
Merge v2.6.37-rc8 into powerpc/next
Diffstat (limited to 'arch/arm/plat-mxc/include/mach/iram.h')
-rw-r--r--arch/arm/plat-mxc/include/mach/iram.h41
1 files changed, 41 insertions, 0 deletions
diff --git a/arch/arm/plat-mxc/include/mach/iram.h b/arch/arm/plat-mxc/include/mach/iram.h
new file mode 100644
index 0000000..022690c
--- /dev/null
+++ b/arch/arm/plat-mxc/include/mach/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
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