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authorLeo Chen <leochen@broadcom.com>2009-08-07 20:59:57 +0200
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-08-15 17:01:40 +0200
commit661f78d80969eefb25a0e99c08c0eba81b37861e (patch)
treef4593dd184282a47c874419e874d4e51590bc0a0 /arch/arm/mach-bcmring/mm.c
parentARM: 5645/1: bcmring: add bcmring irq.c (diff)
downloadlinux-661f78d80969eefb25a0e99c08c0eba81b37861e.tar.xz
linux-661f78d80969eefb25a0e99c08c0eba81b37861e.zip
ARM: 5646/1: bcmring: add mach-bcmring/mm.c and memory headers
memory map addresses memory map description and init functions Signed-off-by: Leo Chen <leochen@broadcom.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-bcmring/mm.c')
-rw-r--r--arch/arm/mach-bcmring/mm.c56
1 files changed, 56 insertions, 0 deletions
diff --git a/arch/arm/mach-bcmring/mm.c b/arch/arm/mach-bcmring/mm.c
new file mode 100644
index 000000000000..0f1c37e4523a
--- /dev/null
+++ b/arch/arm/mach-bcmring/mm.c
@@ -0,0 +1,56 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+#include <linux/platform_device.h>
+#include <asm/mach/map.h>
+
+#include <mach/hardware.h>
+#include <mach/csp/mm_io.h>
+
+#define IO_DESC(va, sz) { .virtual = va, \
+ .pfn = __phys_to_pfn(HW_IO_VIRT_TO_PHYS(va)), \
+ .length = sz, \
+ .type = MT_DEVICE }
+
+#define MEM_DESC(va, sz) { .virtual = va, \
+ .pfn = __phys_to_pfn(HW_IO_VIRT_TO_PHYS(va)), \
+ .length = sz, \
+ .type = MT_MEMORY }
+
+static struct map_desc bcmring_io_desc[] __initdata = {
+ IO_DESC(MM_IO_BASE_NAND, SZ_64K), /* phys:0x28000000-0x28000FFF virt:0xE8000000-0xE8000FFF size:0x00010000 */
+ IO_DESC(MM_IO_BASE_UMI, SZ_64K), /* phys:0x2C000000-0x2C000FFF virt:0xEC000000-0xEC000FFF size:0x00010000 */
+
+ IO_DESC(MM_IO_BASE_BROM, SZ_64K), /* phys:0x30000000-0x3000FFFF virt:0xF3000000-0xF300FFFF size:0x00010000 */
+ MEM_DESC(MM_IO_BASE_ARAM, SZ_1M), /* phys:0x31000000-0x31FFFFFF virt:0xF3100000-0xF31FFFFF size:0x01000000 */
+ IO_DESC(MM_IO_BASE_DMA0, SZ_1M), /* phys:0x32000000-0x32FFFFFF virt:0xF3200000-0xF32FFFFF size:0x01000000 */
+ IO_DESC(MM_IO_BASE_DMA1, SZ_1M), /* phys:0x33000000-0x33FFFFFF virt:0xF3300000-0xF33FFFFF size:0x01000000 */
+ IO_DESC(MM_IO_BASE_ESW, SZ_1M), /* phys:0x34000000-0x34FFFFFF virt:0xF3400000-0xF34FFFFF size:0x01000000 */
+ IO_DESC(MM_IO_BASE_CLCD, SZ_1M), /* phys:0x35000000-0x35FFFFFF virt:0xF3500000-0xF35FFFFF size:0x01000000 */
+ IO_DESC(MM_IO_BASE_APM, SZ_1M), /* phys:0x36000000-0x36FFFFFF virt:0xF3600000-0xF36FFFFF size:0x01000000 */
+ IO_DESC(MM_IO_BASE_SPUM, SZ_1M), /* phys:0x37000000-0x37FFFFFF virt:0xF3700000-0xF37FFFFF size:0x01000000 */
+ IO_DESC(MM_IO_BASE_VPM_PROG, SZ_1M), /* phys:0x38000000-0x38FFFFFF virt:0xF3800000-0xF38FFFFF size:0x01000000 */
+ IO_DESC(MM_IO_BASE_VPM_DATA, SZ_1M), /* phys:0x3A000000-0x3AFFFFFF virt:0xF3A00000-0xF3AFFFFF size:0x01000000 */
+
+ IO_DESC(MM_IO_BASE_VRAM, SZ_64K), /* phys:0x40000000-0x4000FFFF virt:0xF4000000-0xF400FFFF size:0x00010000 */
+ IO_DESC(MM_IO_BASE_CHIPC, SZ_16M), /* phys:0x80000000-0x80FFFFFF virt:0xF8000000-0xF8FFFFFF size:0x01000000 */
+ IO_DESC(MM_IO_BASE_VPM_EXTMEM_RSVD,
+ SZ_16M), /* phys:0x0F000000-0x0FFFFFFF virt:0xF0000000-0xF0FFFFFF size:0x01000000 */
+};
+
+void __init bcmring_map_io(void)
+{
+
+ iotable_init(bcmring_io_desc, ARRAY_SIZE(bcmring_io_desc));
+}