Title: [9283] trunk/arch/blackfin/include/asm/bfin_ppi.h: bfin: start a common ppi header
- Revision
- 9283
- Author
- vapier
- Date
- 2010-10-22 00:41:13 -0400 (Fri, 22 Oct 2010)
Log Message
bfin: start a common ppi header
Added Paths
Diff
Added: trunk/arch/blackfin/include/asm/bfin_ppi.h (0 => 9283)
--- trunk/arch/blackfin/include/asm/bfin_ppi.h (rev 0)
+++ trunk/arch/blackfin/include/asm/bfin_ppi.h 2010-10-22 04:41:13 UTC (rev 9283)
@@ -0,0 +1,51 @@
+/*
+ * bfin_ppi.h - interface to Blackfin PPIs
+ *
+ * Copyright 2005-2010 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#ifndef __ASM_BFIN_PPI_H__
+#define __ASM_BFIN_PPI_H__
+
+#include <linux/types.h>
+
+/*
+ * All Blackfin system MMRs are padded to 32bits even if the register
+ * itself is only 16bits. So use a helper macro to streamline this.
+ */
+#define __BFP(m) u16 m; u16 __pad_##m
+
+/*
+ * bfin ppi registers layout
+ */
+struct bfin_ppi_regs {
+ __BFP(control);
+ __BFP(status);
+ __BFP(count);
+ __BFP(delay);
+ __BFP(frame);
+};
+
+/*
+ * bfin eppi registers layout
+ */
+struct bfin_eppi_regs {
+ __BFP(status);
+ __BFP(hcount);
+ __BFP(hdelay);
+ __BFP(vcount);
+ __BFP(vdelay);
+ __BFP(frame);
+ __BFP(line);
+ __BFP(clkdiv);
+ u32 control;
+ u32 fs1w_hbl;
+ u32 fs1p_avpl;
+ u32 fs2w_lvb;
+ u32 fs2p_lavf;
+ u32 clip;
+};
+
+#endif
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