ARM: OMAP: Remove plat/io.h by splitting it into mach/io.h and mach/hardware.h

This is needed to minimize io.h so the SoC specific io.h
for ARMs can removed.

Note that minimal driver changes for DSS and RNG are needed to
include cpu.h for SoC detection macros.

Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Matt Mackall <mpm@selenic.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Tony Lindgren <tony@atomide.com>

8 files changed, 19 insertions, 104 deletions

diff --git a/arch/arm/plat-omap/counter_32k.c b/arch/arm/plat-omap/counter_32k.c
index 5f0f2292b7fb..5068fe5a6910 100644
--- a/arch/arm/plat-omap/counter_32k.c
+++ b/arch/arm/plat-omap/counter_32k.c
@@ -21,6 +21,7 @@
 
 #include <asm/sched_clock.h>
 
+#include <plat/hardware.h>
 #include <plat/common.h>
 #include <plat/board.h>
 
diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c
index 002fb4d96bbc..95c3ed693f65 100644
--- a/arch/arm/plat-omap/dma.c
+++ b/arch/arm/plat-omap/dma.c
@@ -164,6 +164,8 @@ static inline void set_gdma_dev(int req, int dev)
 }
 #else
 #define set_gdma_dev(req, dev)	do {} while (0)
+#define omap_readl(reg)		0
+#define omap_writel(val, reg)	do {} while (0)
 #endif
 
 void omap_set_dma_priority(int lch, int dst_port, int priority)
diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c
index af3b92be8459..2678260d9feb 100644
--- a/arch/arm/plat-omap/dmtimer.c
+++ b/arch/arm/plat-omap/dmtimer.c
@@ -43,6 +43,8 @@
 
 #include <plat/dmtimer.h>
 
+#include <mach/hardware.h>
+
 static LIST_HEAD(omap_timer_list);
 static DEFINE_SPINLOCK(dm_timer_lock);
 
diff --git a/arch/arm/plat-omap/include/plat/hardware.h b/arch/arm/plat-omap/include/plat/hardware.h
index e897978371c2..537b05ae1f51 100644
--- a/arch/arm/plat-omap/include/plat/hardware.h
+++ b/arch/arm/plat-omap/include/plat/hardware.h
@@ -43,6 +43,12 @@
 #endif
 #include <plat/serial.h>
 
+#ifdef __ASSEMBLER__
+#define IOMEM(x)		(x)
+#else
+#define IOMEM(x)		((void __force __iomem *)(x))
+#endif
+
 /*
  * ---------------------------------------------------------------------------
  * Common definitions for all OMAP processors
diff --git a/arch/arm/plat-omap/include/plat/io.h b/arch/arm/plat-omap/include/plat/io.h
deleted file mode 100644
index 93261d9098f6..000000000000
--- a/arch/arm/plat-omap/include/plat/io.h
+++ /dev/null
@@ -1,84 +0,0 @@
-/*
- * arch/arm/plat-omap/include/mach/io.h
- *
- * IO definitions for TI OMAP processors and boards
- *
- * Copied from arch/arm/mach-sa1100/include/mach/io.h
- * Copyright (C) 1997-1999 Russell King
- *
- * Copyright (C) 2009 Texas Instruments
- * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
- * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- * Modifications:
- *  06-12-1997	RMK	Created.
- *  07-04-1999	RMK	Major cleanup
- */
-
-#ifndef __ASM_ARM_ARCH_IO_H
-#define __ASM_ARM_ARCH_IO_H
-
-#include <mach/hardware.h>
-
-#define IO_SPACE_LIMIT 0xffffffff
-
-/*
- * We don't actually have real ISA nor PCI buses, but there is so many
- * drivers out there that might just work if we fake them...
- */
-#define __io(a)		__typesafe_io(a)
-#define __mem_pci(a)	(a)
-
-/*
- * ----------------------------------------------------------------------------
- * I/O mapping
- * ----------------------------------------------------------------------------
- */
-
-#ifdef __ASSEMBLER__
-#define IOMEM(x)		(x)
-#else
-#define IOMEM(x)		((void __force __iomem *)(x))
-#endif
-
-/*
- * ----------------------------------------------------------------------------
- * Omap specific register access
- * ----------------------------------------------------------------------------
- */
-
-#ifndef __ASSEMBLER__
-
-/*
- * NOTE: Please use ioremap + __raw_read/write where possible instead of these
- */
-
-extern u8 omap_readb(u32 pa);
-extern u16 omap_readw(u32 pa);
-extern u32 omap_readl(u32 pa);
-extern void omap_writeb(u8 v, u32 pa);
-extern void omap_writew(u16 v, u32 pa);
-extern void omap_writel(u32 v, u32 pa);
-
-#endif
-
-#endif
diff --git a/arch/arm/plat-omap/include/plat/tc.h b/arch/arm/plat-omap/include/plat/tc.h
index 83b850f5fc08..1b4b2da86203 100644
--- a/arch/arm/plat-omap/include/plat/tc.h
+++ b/arch/arm/plat-omap/include/plat/tc.h
@@ -84,25 +84,6 @@
 #define EMIFS_CCS(n)		(EMIFS_CS0_CONFIG + (4 * (n)))
 #define EMIFS_ACS(n)		(EMIFS_ACS0 + (4 * (n)))
 
-/* Almost all documentation for chip and board memory maps assumes
- * BM is clear.  Most devel boards have a switch to control booting
- * from NOR flash (using external chipselect 3) rather than mask ROM,
- * which uses BM to interchange the physical CS0 and CS3 addresses.
- */
-#ifdef CONFIG_ARCH_OMAP1
-static inline u32 omap_cs0m_phys(void)
-{
-	return (omap_readl(EMIFS_CONFIG) & OMAP_EMIFS_CONFIG_BM)
-			?  OMAP_CS3_PHYS : 0;
-}
-
-static inline u32 omap_cs3_phys(void)
-{
-	return (omap_readl(EMIFS_CONFIG) & OMAP_EMIFS_CONFIG_BM)
-			? 0 : OMAP_CS3_PHYS;
-}
-#endif
-
 #endif	/* __ASSEMBLER__ */
 
 #endif	/* __ASM_ARCH_TC_H */
diff --git a/arch/arm/plat-omap/mux.c b/arch/arm/plat-omap/mux.c
index 0d4aa0d5876c..cff8712122bb 100644
--- a/arch/arm/plat-omap/mux.c
+++ b/arch/arm/plat-omap/mux.c
@@ -26,8 +26,11 @@
 #include <linux/init.h>
 #include <linux/kernel.h>
 #include <linux/io.h>
-#include <asm/system.h>
 #include <linux/spinlock.h>
+
+#include <asm/system.h>
+
+#include <plat/cpu.h>
 #include <plat/mux.h>
 
 #ifdef CONFIG_OMAP_MUX
diff --git a/arch/arm/plat-omap/usb.c b/arch/arm/plat-omap/usb.c
index f3570884883e..d2bbfd1cb0b5 100644
--- a/arch/arm/plat-omap/usb.c
+++ b/arch/arm/plat-omap/usb.c
@@ -29,6 +29,10 @@
 #include <plat/usb.h>
 #include <plat/board.h>
 
+#include <mach/hardware.h>
+
+#include "../mach-omap2/common.h"
+
 #ifdef	CONFIG_ARCH_OMAP_OTG
 
 void __init