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Diffstat (limited to 'include/asm-arm/hardware/scoop.h')
-rw-r--r--include/asm-arm/hardware/scoop.h47
1 files changed, 47 insertions, 0 deletions
diff --git a/include/asm-arm/hardware/scoop.h b/include/asm-arm/hardware/scoop.h
new file mode 100644
index 000000000000..7ea771ff6144
--- /dev/null
+++ b/include/asm-arm/hardware/scoop.h
@@ -0,0 +1,47 @@
+/*
+ * Definitions for the SCOOP interface found on various Sharp PDAs
+ *
+ * Copyright (c) 2004 Richard Purdie
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#define SCOOP_MCR 0x00
+#define SCOOP_CDR 0x04
+#define SCOOP_CSR 0x08
+#define SCOOP_CPR 0x0C
+#define SCOOP_CCR 0x10
+#define SCOOP_IRR 0x14
+#define SCOOP_IRM 0x14
+#define SCOOP_IMR 0x18
+#define SCOOP_ISR 0x1C
+#define SCOOP_GPCR 0x20
+#define SCOOP_GPWR 0x24
+#define SCOOP_GPRR 0x28
+
+#define SCOOP_GPCR_PA22 ( 1 << 12 )
+#define SCOOP_GPCR_PA21 ( 1 << 11 )
+#define SCOOP_GPCR_PA20 ( 1 << 10 )
+#define SCOOP_GPCR_PA19 ( 1 << 9 )
+#define SCOOP_GPCR_PA18 ( 1 << 8 )
+#define SCOOP_GPCR_PA17 ( 1 << 7 )
+#define SCOOP_GPCR_PA16 ( 1 << 6 )
+#define SCOOP_GPCR_PA15 ( 1 << 5 )
+#define SCOOP_GPCR_PA14 ( 1 << 4 )
+#define SCOOP_GPCR_PA13 ( 1 << 3 )
+#define SCOOP_GPCR_PA12 ( 1 << 2 )
+#define SCOOP_GPCR_PA11 ( 1 << 1 )
+
+struct scoop_config {
+ unsigned short io_out;
+ unsigned short io_dir;
+};
+
+void reset_scoop(struct device *dev);
+unsigned short set_scoop_gpio(struct device *dev, unsigned short bit);
+unsigned short reset_scoop_gpio(struct device *dev, unsigned short bit);
+unsigned short read_scoop_reg(struct device *dev, unsigned short reg);
+void write_scoop_reg(struct device *dev, unsigned short reg, unsigned short data);