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[PATCH v2 7/18] new ARM SoC support: BCMRing

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>From 1fd568d97729a0e174508593c04381966347c439 Mon Sep 17 00:00:00 2001
From: Leo Chen <leochen@xxxxxxxxxxxx>
Date: Fri, 3 Jul 2009 16:24:22 -0700
Subject: [PATCH 07/18] add mach-bcmring/mm.c

memory map description and init function for bcmring

Signed-off-by: Leo Chen <leochen@xxxxxxxxxxxx>
---
 arch/arm/mach-bcmring/mm.c |   71 ++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 71 insertions(+), 0 deletions(-)
 create mode 100644 arch/arm/mach-bcmring/mm.c

diff --git a/arch/arm/mach-bcmring/mm.c b/arch/arm/mach-bcmring/mm.c
new file mode 100644
index 0000000..9f4180b
--- /dev/null
+++ b/arch/arm/mach-bcmring/mm.c
@@ -0,0 +1,71 @@
+/*****************************************************************************
+* 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/sched.h>
+#include <linux/mm.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/ioport.h>
+#include <linux/platform_device.h>
+#include <linux/serial_8250.h>
+
+#include <asm/io.h>
+#include <asm/pgtable.h>
+#include <asm/page.h>
+
+#include <asm/mach/map.h>
+#include <asm/pgalloc.h>
+
+#include <linux/serial.h>
+#include <linux/serial_core.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));
+}
--
1.6.0.6



Leo Hao Chen
Software Engineer
Broadcom Canada Inc.



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