aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/mach-u300
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-u300')
-rw-r--r--arch/arm/mach-u300/core.c3
-rw-r--r--arch/arm/mach-u300/include/mach/debug-macro.S2
-rw-r--r--arch/arm/mach-u300/include/mach/memory.h13
-rw-r--r--arch/arm/mach-u300/u300.c2
4 files changed, 9 insertions, 11 deletions
diff --git a/arch/arm/mach-u300/core.c b/arch/arm/mach-u300/core.c
index 24f3a96aac3..f4ad6d2e26f 100644
--- a/arch/arm/mach-u300/core.c
+++ b/arch/arm/mach-u300/core.c
@@ -27,6 +27,7 @@
#include <linux/mtd/fsmc.h>
#include <linux/pinctrl/machine.h>
#include <linux/pinctrl/pinmux.h>
+#include <linux/dma-mapping.h>
#include <asm/types.h>
#include <asm/setup.h>
@@ -95,6 +96,8 @@ static struct map_desc u300_io_desc[] __initdata = {
void __init u300_map_io(void)
{
iotable_init(u300_io_desc, ARRAY_SIZE(u300_io_desc));
+ /* We enable a real big DMA buffer if need be. */
+ init_consistent_dma_size(SZ_4M);
}
/*
diff --git a/arch/arm/mach-u300/include/mach/debug-macro.S b/arch/arm/mach-u300/include/mach/debug-macro.S
index df715707bea..8ae8e4ab34b 100644
--- a/arch/arm/mach-u300/include/mach/debug-macro.S
+++ b/arch/arm/mach-u300/include/mach/debug-macro.S
@@ -10,7 +10,7 @@
*/
#include <mach/hardware.h>
- .macro addruart, rp, rv
+ .macro addruart, rp, rv, tmp
/* If we move the address using MMU, use this. */
ldr \rp, = U300_SLOW_PER_PHYS_BASE @ MMU off, physical address
ldr \rv, = U300_SLOW_PER_VIRT_BASE @ MMU on, virtual address
diff --git a/arch/arm/mach-u300/include/mach/memory.h b/arch/arm/mach-u300/include/mach/memory.h
index 888e2e351ee..7034bae95de 100644
--- a/arch/arm/mach-u300/include/mach/memory.h
+++ b/arch/arm/mach-u300/include/mach/memory.h
@@ -16,7 +16,7 @@
#ifdef CONFIG_MACH_U300_DUAL_RAM
#define PLAT_PHYS_OFFSET UL(0x48000000)
-#define BOOT_PARAMS_OFFSET (PHYS_OFFSET + 0x100)
+#define BOOT_PARAMS_OFFSET 0x100
#else
@@ -24,19 +24,14 @@
#define PLAT_PHYS_OFFSET (0x28000000 + \
(CONFIG_MACH_U300_ACCESS_MEM_SIZE - \
(CONFIG_MACH_U300_ACCESS_MEM_SIZE & 1))*1024*1024)
+#define BOOT_PARAMS_OFFSET (0x100 + \
+ (CONFIG_MACH_U300_ACCESS_MEM_SIZE & 1)*1024*1024*2)
#else
#define PLAT_PHYS_OFFSET (0x28000000 + \
(CONFIG_MACH_U300_ACCESS_MEM_SIZE + \
(CONFIG_MACH_U300_ACCESS_MEM_SIZE & 1))*1024*1024)
+#define BOOT_PARAMS_OFFSET 0x100
#endif
-#define BOOT_PARAMS_OFFSET (0x28000000 + \
- (CONFIG_MACH_U300_ACCESS_MEM_SIZE + \
- (CONFIG_MACH_U300_ACCESS_MEM_SIZE & 1))*1024*1024 + 0x100)
#endif
-/*
- * We enable a real big DMA buffer if need be.
- */
-#define CONSISTENT_DMA_SIZE SZ_4M
-
#endif
diff --git a/arch/arm/mach-u300/u300.c b/arch/arm/mach-u300/u300.c
index 48b3b7f3996..80e7305589c 100644
--- a/arch/arm/mach-u300/u300.c
+++ b/arch/arm/mach-u300/u300.c
@@ -61,7 +61,7 @@ static void __init u300_init_machine(void)
MACHINE_START(U300, MACH_U300_STRING)
/* Maintainer: Linus Walleij <linus.walleij@stericsson.com> */
- .boot_params = BOOT_PARAMS_OFFSET,
+ .atag_offset = BOOT_PARAMS_OFFSET,
.map_io = u300_map_io,
.reserve = u300_reserve,
.init_irq = u300_init_irq,