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Merge branch 'depends/rmk/memory_h' into next/fixes

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Fix up all conflicts between the memory.h cleanup and bug fixes.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Arnd Bergmann
2011-10-31 23:11:46 +01:00
parent 43872fa788 0cdc8b921d
commit 5839fec9d8
465 changed files with 825 additions and 1664 deletions
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1
arch/arm/plat-omap/Kconfig
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@@ -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"

2
arch/arm/plat-omap/include/plat/io.h
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@@ -309,6 +309,8 @@ extern void omap2_init_common_devices(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

102
arch/arm/plat-omap/include/plat/memory.h
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@@ -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

6
arch/arm/plat-omap/include/plat/serial.h
View File

@@ -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

8
arch/arm/plat-omap/include/plat/uncompress.h
View File

@@ -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)

8
arch/arm/plat-omap/io.c
View File

@@ -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>
@@ -139,3 +140,10 @@ void omap_iounmap(volatile void __iomem *addr)
__iounmap(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
}