summary refs log tree commit diff
path: root/arch/arm/plat-omap
diff options
context:
space:
mode:
authorArnd Bergmann <arnd@arndb.de>2011-11-01 13:47:27 +0100
committerArnd Bergmann <arnd@arndb.de>2011-11-01 13:47:27 +0100
commitdf80442d1ee2902c2e39f90f18160f2e08d14c06 (patch)
treee7c2080df1a5851e0c5353c48a211d9af91aae68 /arch/arm/plat-omap
parent8aca3ab5865f8cfbde841b6daf9442cc2279ced3 (diff)
parent0cdc8b921d68817b687755b4f6ae20cd8ff1d026 (diff)
downloadlinux-df80442d1ee2902c2e39f90f18160f2e08d14c06.tar.gz
Merge branch 'depends/rmk/memory_h' into next/cleanup2
Theis resolves lots of simple conflicts between the omap
cleanup and the mach/memory.h removal series.

Conflicts:
	arch/arm/mach-imx/mach-cpuimx27.c
	arch/arm/mach-omap1/board-ams-delta.c
	arch/arm/mach-omap1/board-generic.c
	arch/arm/mach-omap1/board-h2.c
	arch/arm/mach-omap1/board-h3.c
	arch/arm/mach-omap1/board-nokia770.c
	arch/arm/mach-omap1/board-osk.c
	arch/arm/mach-omap1/board-palmte.c
	arch/arm/mach-omap1/board-palmtt.c
	arch/arm/mach-omap1/board-palmz71.c
	arch/arm/mach-omap1/board-sx1.c
	arch/arm/mach-omap1/board-voiceblue.c
	arch/arm/mach-omap1/io.c
	arch/arm/mach-omap2/board-generic.c
	arch/arm/mach-omap2/io.c
	arch/arm/plat-omap/io.c

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arm/plat-omap')
-rw-r--r--arch/arm/plat-omap/Kconfig1
-rw-r--r--arch/arm/plat-omap/include/plat/io.h2
-rw-r--r--arch/arm/plat-omap/include/plat/memory.h102
-rw-r--r--arch/arm/plat-omap/include/plat/serial.h6
-rw-r--r--arch/arm/plat-omap/include/plat/uncompress.h8
-rw-r--r--arch/arm/plat-omap/io.c8
6 files changed, 21 insertions, 106 deletions
diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig
index bb8f4a6b3e37..95732af7b208 100644
--- a/arch/arm/plat-omap/Kconfig
+++ b/arch/arm/plat-omap/Kconfig
@@ -14,6 +14,7 @@ config ARCH_OMAP1
 	select CLKDEV_LOOKUP
 	select CLKSRC_MMIO
 	select GENERIC_IRQ_CHIP
+	select NEED_MACH_MEMORY_H
 	help
 	  "Systems based on omap7xx, omap15xx or omap16xx"
 
diff --git a/arch/arm/plat-omap/include/plat/io.h b/arch/arm/plat-omap/include/plat/io.h
index 5ffbea60be45..7f2969eadb85 100644
--- a/arch/arm/plat-omap/include/plat/io.h
+++ b/arch/arm/plat-omap/include/plat/io.h
@@ -334,6 +334,8 @@ extern void omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
 void __iomem *omap_ioremap(unsigned long phys, size_t size, unsigned int type);
 void omap_iounmap(volatile void __iomem *addr);
 
+extern void __init omap_init_consistent_dma_size(void);
+
 #endif
 
 #endif
diff --git a/arch/arm/plat-omap/include/plat/memory.h b/arch/arm/plat-omap/include/plat/memory.h
deleted file mode 100644
index e6720aa2d553..000000000000
--- a/arch/arm/plat-omap/include/plat/memory.h
+++ /dev/null
@@ -1,102 +0,0 @@
-/*
- * arch/arm/plat-omap/include/mach/memory.h
- *
- * Memory map for OMAP-1510 and 1610
- *
- * Copyright (C) 2000 RidgeRun, Inc.
- * Author: Greg Lonnon <glonnon@ridgerun.com>
- *
- * This file was derived from arch/arm/mach-intergrator/include/mach/memory.h
- * Copyright (C) 1999 ARM Limited
- *
- * 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.
- */
-
-#ifndef __ASM_ARCH_MEMORY_H
-#define __ASM_ARCH_MEMORY_H
-
-/*
- * Physical DRAM offset.
- */
-#if defined(CONFIG_ARCH_OMAP1)
-#define PLAT_PHYS_OFFSET		UL(0x10000000)
-#else
-#define PLAT_PHYS_OFFSET		UL(0x80000000)
-#endif
-
-/*
- * Bus address is physical address, except for OMAP-1510 Local Bus.
- * OMAP-1510 bus address is translated into a Local Bus address if the
- * OMAP bus type is lbus. We do the address translation based on the
- * device overriding the defaults used in the dma-mapping API.
- * Note that the is_lbus_device() test is not very efficient on 1510
- * because of the strncmp().
- */
-#ifdef CONFIG_ARCH_OMAP15XX
-
-/*
- * OMAP-1510 Local Bus address offset
- */
-#define OMAP1510_LB_OFFSET	UL(0x30000000)
-
-#define virt_to_lbus(x)		((x) - PAGE_OFFSET + OMAP1510_LB_OFFSET)
-#define lbus_to_virt(x)		((x) - OMAP1510_LB_OFFSET + PAGE_OFFSET)
-#define is_lbus_device(dev)	(cpu_is_omap15xx() && dev && (strncmp(dev_name(dev), "ohci", 4) == 0))
-
-#define __arch_pfn_to_dma(dev, pfn)	\
-	({ dma_addr_t __dma = __pfn_to_phys(pfn); \
-	   if (is_lbus_device(dev)) \
-		__dma = __dma - PHYS_OFFSET + OMAP1510_LB_OFFSET; \
-	   __dma; })
-
-#define __arch_dma_to_pfn(dev, addr)	\
-	({ dma_addr_t __dma = addr;				\
-	   if (is_lbus_device(dev))				\
-		__dma += PHYS_OFFSET - OMAP1510_LB_OFFSET;	\
-	   __phys_to_pfn(__dma);				\
-	})
-
-#define __arch_dma_to_virt(dev, addr)	({ (void *) (is_lbus_device(dev) ? \
-						lbus_to_virt(addr) : \
-						__phys_to_virt(addr)); })
-
-#define __arch_virt_to_dma(dev, addr)	({ unsigned long __addr = (unsigned long)(addr); \
-					   (dma_addr_t) (is_lbus_device(dev) ? \
-						virt_to_lbus(__addr) : \
-						__virt_to_phys(__addr)); })
-
-#endif	/* CONFIG_ARCH_OMAP15XX */
-
-/* Override the ARM default */
-#ifdef CONFIG_FB_OMAP_CONSISTENT_DMA_SIZE
-
-#if (CONFIG_FB_OMAP_CONSISTENT_DMA_SIZE == 0)
-#undef CONFIG_FB_OMAP_CONSISTENT_DMA_SIZE
-#define CONFIG_FB_OMAP_CONSISTENT_DMA_SIZE 2
-#endif
-
-#define CONSISTENT_DMA_SIZE \
-	(((CONFIG_FB_OMAP_CONSISTENT_DMA_SIZE + 1) & ~1) * 1024 * 1024)
-
-#endif
-
-#endif
-
diff --git a/arch/arm/plat-omap/include/plat/serial.h b/arch/arm/plat-omap/include/plat/serial.h
index de3b10c18127..1ab9fd6abe6d 100644
--- a/arch/arm/plat-omap/include/plat/serial.h
+++ b/arch/arm/plat-omap/include/plat/serial.h
@@ -16,8 +16,8 @@
 #include <linux/init.h>
 
 /*
- * Memory entry used for the DEBUG_LL UART configuration. See also
- * uncompress.h and debug-macro.S.
+ * Memory entry used for the DEBUG_LL UART configuration, relative to
+ * start of RAM. See also uncompress.h and debug-macro.S.
  *
  * Note that using a memory location for storing the UART configuration
  * has at least two limitations:
@@ -27,7 +27,7 @@
  * 2. We assume printascii is called at least once before paging_init,
  *    and addruart has a chance to read OMAP_UART_INFO
  */
-#define OMAP_UART_INFO		(PLAT_PHYS_OFFSET + 0x3ffc)
+#define OMAP_UART_INFO_OFS	0x3ffc
 
 /* OMAP1 serial ports */
 #define OMAP1_UART1_BASE	0xfffb0000
diff --git a/arch/arm/plat-omap/include/plat/uncompress.h b/arch/arm/plat-omap/include/plat/uncompress.h
index a067484cc4a2..2f472e989ec6 100644
--- a/arch/arm/plat-omap/include/plat/uncompress.h
+++ b/arch/arm/plat-omap/include/plat/uncompress.h
@@ -36,7 +36,13 @@ int uart_shift;
  */
 static void set_omap_uart_info(unsigned char port)
 {
-	*(volatile u32 *)OMAP_UART_INFO = port;
+	/*
+	 * Get address of some.bss variable and round it down
+	 * a la CONFIG_AUTO_ZRELADDR.
+	 */
+	u32 ram_start = (u32)&uart_shift & 0xf8000000;
+	u32 *uart_info = (u32 *)(ram_start + OMAP_UART_INFO_OFS);
+	*uart_info = port;
 }
 
 static void putc(int c)
diff --git a/arch/arm/plat-omap/io.c b/arch/arm/plat-omap/io.c
index 1bbcbde76400..333871f59995 100644
--- a/arch/arm/plat-omap/io.c
+++ b/arch/arm/plat-omap/io.c
@@ -12,6 +12,7 @@
 #include <linux/module.h>
 #include <linux/io.h>
 #include <linux/mm.h>
+#include <linux/dma-mapping.h>
 
 #include <plat/omap7xx.h>
 #include <plat/omap1510.h>
@@ -145,6 +146,13 @@ void omap_iounmap(volatile void __iomem *addr)
 }
 EXPORT_SYMBOL(omap_iounmap);
 
+void __init omap_init_consistent_dma_size(void)
+{
+#ifdef CONFIG_FB_OMAP_CONSISTENT_DMA_SIZE
+	init_consistent_dma_size(CONFIG_FB_OMAP_CONSISTENT_DMA_SIZE << 20);
+#endif
+}
+
 void __init omap_ioremap_init(void)
 {
 	initialized++;