Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / arm / mach-sa1100 / include / mach / hardware.h

diff --git a/kernel/arch/arm/mach-sa1100/include/mach/hardware.h b/kernel/arch/arm/mach-sa1100/include/mach/hardware.h
new file mode 100644 (file)
index 0000000..cbedd75
--- /dev/null
+++ b/kernel/arch/arm/mach-sa1100/include/mach/hardware.h
@@ -0,0 +1,81 @@
+/*
+ * arch/arm/mach-sa1100/include/mach/hardware.h
+ *
+ * Copyright (C) 1998 Nicolas Pitre <nico@fluxnic.net>
+ *
+ * This file contains the hardware definitions for SA1100 architecture
+ *
+ * 2000/05/23 John Dorsey <john+@cs.cmu.edu>
+ *      Definitions for SA1111 added.
+ */
+
+#ifndef __ASM_ARCH_HARDWARE_H
+#define __ASM_ARCH_HARDWARE_H
+
+
+#define UNCACHEABLE_ADDR       0xfa050000
+
+
+/*
+ * SA1100 internal I/O mappings
+ *
+ * We have the following mapping:
+ *      phys            virt
+ *      80000000        f8000000
+ *      90000000        fa000000
+ *      a0000000        fc000000
+ *      b0000000        fe000000
+ */
+
+#define VIO_BASE        0xf8000000     /* virtual start of IO space */
+#define VIO_SHIFT       3              /* x = IO space shrink power */
+#define PIO_START       0x80000000     /* physical start of IO space */
+
+#define io_p2v( x )             \
+   IOMEM( (((x)&0x00ffffff) | (((x)&0x30000000)>>VIO_SHIFT)) + VIO_BASE )
+#define io_v2p( x )             \
+   ( (((x)&0x00ffffff) | (((x)&(0x30000000>>VIO_SHIFT))<<VIO_SHIFT)) + PIO_START )
+
+#define CPU_SA1110_A0  (0)
+#define CPU_SA1110_B0  (4)
+#define CPU_SA1110_B1  (5)
+#define CPU_SA1110_B2  (6)
+#define CPU_SA1110_B4  (8)
+
+#define CPU_SA1100_ID  (0x4401a110)
+#define CPU_SA1100_MASK        (0xfffffff0)
+#define CPU_SA1110_ID  (0x6901b110)
+#define CPU_SA1110_MASK        (0xfffffff0)
+
+#define __MREG(x)      IOMEM(io_p2v(x))
+
+#ifndef __ASSEMBLY__
+
+#include <asm/cputype.h>
+
+#define CPU_REVISION   (read_cpuid_id() & 15)
+
+#define cpu_is_sa1100()        ((read_cpuid_id() & CPU_SA1100_MASK) == CPU_SA1100_ID)
+#define cpu_is_sa1110()        ((read_cpuid_id() & CPU_SA1110_MASK) == CPU_SA1110_ID)
+
+# define __REG(x)      (*((volatile unsigned long __iomem *)io_p2v(x)))
+# define __PREG(x)     (io_v2p((unsigned long)&(x)))
+
+static inline unsigned long get_clock_tick_rate(void)
+{
+       return 3686400;
+}
+#else
+
+# define __REG(x)      io_p2v(x)
+# define __PREG(x)     io_v2p(x)
+
+#endif
+
+#include "SA-1100.h"
+
+#ifdef CONFIG_SA1101
+#include "SA-1101.h"
+#endif
+
+#endif  /* _ASM_ARCH_HARDWARE_H */