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-rw-r--r--arch/arm/mach-davinci/include/mach/aemif.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/include/mach/aemif.h b/arch/arm/mach-davinci/include/mach/aemif.h
new file mode 100644
index 0000000..05b2934
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/aemif.h
@@ -0,0 +1,36 @@
+/*
+ * TI DaVinci AEMIF support
+ *
+ * Copyright 2010 (C) Texas Instruments, Inc. http://www.ti.com/
+ *
+ * This file is licensed under the terms of the GNU General Public License
+ * version 2. This program is licensed "as is" without any warranty of any
+ * kind, whether express or implied.
+ */
+#ifndef _MACH_DAVINCI_AEMIF_H
+#define _MACH_DAVINCI_AEMIF_H
+
+#define NRCSR_OFFSET 0x00
+#define AWCCR_OFFSET 0x04
+#define A1CR_OFFSET 0x10
+
+#define ACR_ASIZE_MASK 0x3
+#define ACR_EW_MASK BIT(30)
+#define ACR_SS_MASK BIT(31)
+
+/* All timings in nanoseconds */
+struct davinci_aemif_timing {
+ u8 wsetup;
+ u8 wstrobe;
+ u8 whold;
+
+ u8 rsetup;
+ u8 rstrobe;
+ u8 rhold;
+
+ u8 ta;
+};
+
+int davinci_aemif_setup_timing(struct davinci_aemif_timing *t,
+ void __iomem *base, unsigned cs);
+#endif
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