sh: Provide common CPU headers, prune the SH-2 and SH-2A directories.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

7 files changed, 3 insertions, 200 deletions

diff --git a/arch/sh/include/cpu-sh2a/cpu/addrspace.h b/arch/sh/include/cpu-sh2a/cpu/addrspace.h
deleted file mode 100644
index 795ddd6856a..00000000000
--- a/arch/sh/include/cpu-sh2a/cpu/addrspace.h
+++ /dev/null
@@ -1,10 +0,0 @@
-#ifndef __ASM_SH_CPU_SH2A_ADDRSPACE_H
-#define __ASM_SH_CPU_SH2A_ADDRSPACE_H
-
-#define P0SEG		0x00000000
-#define P1SEG		0x00000000
-#define P2SEG		0x20000000
-#define P3SEG		0x00000000
-#define P4SEG		0x80000000
-
-#endif /* __ASM_SH_CPU_SH2A_ADDRSPACE_H */
diff --git a/arch/sh/include/cpu-sh2a/cpu/cacheflush.h b/arch/sh/include/cpu-sh2a/cpu/cacheflush.h
deleted file mode 100644
index 2979efb26de..00000000000
--- a/arch/sh/include/cpu-sh2a/cpu/cacheflush.h
+++ /dev/null
@@ -1,44 +0,0 @@
-/*
- * include/asm-sh/cpu-sh2/cacheflush.h
- *
- * Copyright (C) 2003 Paul Mundt
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- */
-#ifndef __ASM_CPU_SH2_CACHEFLUSH_H
-#define __ASM_CPU_SH2_CACHEFLUSH_H
-
-/* 
- * Cache flushing:
- *
- *  - flush_cache_all() flushes entire cache
- *  - flush_cache_mm(mm) flushes the specified mm context's cache lines
- *  - flush_cache_dup mm(mm) handles cache flushing when forking
- *  - flush_cache_page(mm, vmaddr, pfn) flushes a single page
- *  - flush_cache_range(vma, start, end) flushes a range of pages
- *
- *  - flush_dcache_page(pg) flushes(wback&invalidates) a page for dcache
- *  - flush_icache_range(start, end) flushes(invalidates) a range for icache
- *  - flush_icache_page(vma, pg) flushes(invalidates) a page for icache
- *
- *  Caches are indexed (effectively) by physical address on SH-2, so
- *  we don't need them.
- */
-#define flush_cache_all()			do { } while (0)
-#define flush_cache_mm(mm)			do { } while (0)
-#define flush_cache_dup_mm(mm)			do { } while (0)
-#define flush_cache_range(vma, start, end)	do { } while (0)
-#define flush_cache_page(vma, vmaddr, pfn)	do { } while (0)
-#define flush_dcache_page(page)			do { } while (0)
-#define flush_dcache_mmap_lock(mapping)		do { } while (0)
-#define flush_dcache_mmap_unlock(mapping)	do { } while (0)
-#define flush_icache_range(start, end)		do { } while (0)
-#define flush_icache_page(vma,pg)		do { } while (0)
-#define flush_icache_user_range(vma,pg,adr,len)	do { } while (0)
-#define flush_cache_sigtramp(vaddr)		do { } while (0)
-
-#define p3_cache_init()				do { } while (0)
-#endif /* __ASM_CPU_SH2_CACHEFLUSH_H */
-
diff --git a/arch/sh/include/cpu-sh2a/cpu/dma.h b/arch/sh/include/cpu-sh2a/cpu/dma.h
index d66b43cdc63..27a13ef4fdf 100644
--- a/arch/sh/include/cpu-sh2a/cpu/dma.h
+++ b/arch/sh/include/cpu-sh2a/cpu/dma.h
@@ -1,23 +1 @@
-/*
- * Definitions for the SH-2 DMAC.
- *
- * Copyright (C) 2003  Paul Mundt
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- */
-#ifndef __ASM_CPU_SH2_DMA_H
-#define __ASM_CPU_SH2_DMA_H
-
-#define SH_MAX_DMA_CHANNELS	2
-
-#define SAR	((unsigned long[]){ 0xffffff80, 0xffffff90 })
-#define DAR	((unsigned long[]){ 0xffffff84, 0xffffff94 })
-#define DMATCR	((unsigned long[]){ 0xffffff88, 0xffffff98 })
-#define CHCR	((unsigned long[]){ 0xfffffffc, 0xffffff9c })
-
-#define DMAOR	0xffffffb0
-
-#endif /* __ASM_CPU_SH2_DMA_H */
-
+#include <cpu-sh2/cpu/dma.h>
diff --git a/arch/sh/include/cpu-sh2a/cpu/mmu_context.h b/arch/sh/include/cpu-sh2a/cpu/mmu_context.h
deleted file mode 100644
index beeb299e01e..00000000000
--- a/arch/sh/include/cpu-sh2a/cpu/mmu_context.h
+++ /dev/null
@@ -1,16 +0,0 @@
-/*
- * include/asm-sh/cpu-sh2/mmu_context.h
- *
- * Copyright (C) 2003  Paul Mundt
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- */
-#ifndef __ASM_CPU_SH2_MMU_CONTEXT_H
-#define __ASM_CPU_SH2_MMU_CONTEXT_H
-
-/* No MMU */
-
-#endif /* __ASM_CPU_SH2_MMU_CONTEXT_H */
-
diff --git a/arch/sh/include/cpu-sh2a/cpu/timer.h b/arch/sh/include/cpu-sh2a/cpu/timer.h
deleted file mode 100644
index a39c241e819..00000000000
--- a/arch/sh/include/cpu-sh2a/cpu/timer.h
+++ /dev/null
@@ -1,6 +0,0 @@
-#ifndef __ASM_CPU_SH2_TIMER_H
-#define __ASM_CPU_SH2_TIMER_H
-
-/* Nothing needed yet */
-
-#endif /* __ASM_CPU_SH2_TIMER_H */
diff --git a/arch/sh/include/cpu-sh2a/cpu/ubc.h b/arch/sh/include/cpu-sh2a/cpu/ubc.h
index ba0e87f19c7..8ce2fc1cf62 100644
--- a/arch/sh/include/cpu-sh2a/cpu/ubc.h
+++ b/arch/sh/include/cpu-sh2a/cpu/ubc.h
@@ -1,32 +1 @@
-/*
- * include/asm-sh/cpu-sh2/ubc.h
- *
- * Copyright (C) 2003 Paul Mundt
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- */
-#ifndef __ASM_CPU_SH2_UBC_H
-#define __ASM_CPU_SH2_UBC_H
-
-#define UBC_BARA                0xffffff40
-#define UBC_BAMRA               0xffffff44
-#define UBC_BBRA                0xffffff48
-#define UBC_BARB                0xffffff60
-#define UBC_BAMRB               0xffffff64
-#define UBC_BBRB                0xffffff68
-#define UBC_BDRB                0xffffff70
-#define UBC_BDMRB               0xffffff74
-#define UBC_BRCR                0xffffff78
-
-/*
- * We don't have any ASID changes to make in the UBC on the SH-2.
- *
- * Make these purposely invalid to track misuse.
- */
-#define UBC_BASRA		0x00000000
-#define UBC_BASRB		0x00000000
-
-#endif /* __ASM_CPU_SH2_UBC_H */
-
+#include <cpu-sh2/cpu/ubc.h>
diff --git a/arch/sh/include/cpu-sh2a/cpu/watchdog.h b/arch/sh/include/cpu-sh2a/cpu/watchdog.h
index 393161c9c6d..e7e8259e468 100644
--- a/arch/sh/include/cpu-sh2a/cpu/watchdog.h
+++ b/arch/sh/include/cpu-sh2a/cpu/watchdog.h
@@ -1,69 +1 @@
-/*
- * include/asm-sh/cpu-sh2/watchdog.h
- *
- * Copyright (C) 2002, 2003 Paul Mundt
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- */
-#ifndef __ASM_CPU_SH2_WATCHDOG_H
-#define __ASM_CPU_SH2_WATCHDOG_H
-
-/*
- * More SH-2 brilliance .. its not good enough that we can't read
- * and write the same sizes to WTCNT, now we have to read and write
- * with different sizes at different addresses for WTCNT _and_ RSTCSR.
- *
- * At least on the bright side no one has managed to screw over WTCSR
- * in this fashion .. yet.
- */
-/* Register definitions */
-#define WTCNT		0xfffffe80
-#define WTCSR		0xfffffe80
-#define RSTCSR		0xfffffe82
-
-#define WTCNT_R		(WTCNT + 1)
-#define RSTCSR_R	(RSTCSR + 1)
-
-/* Bit definitions */
-#define WTCSR_IOVF	0x80
-#define WTCSR_WT	0x40
-#define WTCSR_TME	0x20
-#define WTCSR_RSTS	0x00
-
-#define RSTCSR_RSTS	0x20
-
-/**
- * 	sh_wdt_read_rstcsr - Read from Reset Control/Status Register
- *
- *	Reads back the RSTCSR value.
- */
-static inline __u8 sh_wdt_read_rstcsr(void)
-{
-	/*
-	 * Same read/write brain-damage as for WTCNT here..
-	 */
-	return ctrl_inb(RSTCSR_R);
-}
-
-/**
- * 	sh_wdt_write_csr - Write to Reset Control/Status Register
- *
- * 	@val: Value to write
- *
- * 	Writes the given value @val to the lower byte of the control/status
- * 	register. The upper byte is set manually on each write.
- */
-static inline void sh_wdt_write_rstcsr(__u8 val)
-{
-	/*
-	 * Note: Due to the brain-damaged nature of this register,
-	 * we can't presently touch the WOVF bit, since the upper byte
-	 * has to be swapped for this. So just leave it alone..
-	 */
-	ctrl_outw((WTCNT_HIGH << 8) | (__u16)val, RSTCSR);
-}
-
-#endif /* __ASM_CPU_SH2_WATCHDOG_H */
-
+#include <cpu-sh2/cpu/watchdog.h>