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authorLinus Torvalds <torvalds@linux-foundation.org>2011-01-07 03:50:35 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2011-01-07 03:50:35 +0300
commit3c0cb7c31c206aaedb967e44b98442bbeb17a6c4 (patch)
tree3ecba45d7ffae4fba4a5aafaef4af5b0b1105bde /arch/arm/mach-mxs/mm-mx28.c
parentf70f5b9dc74ca7d0a64c4ead3fb28da09dc1b234 (diff)
parent404a02cbd2ae8bf256a2fa1169bdfe86bb5ebb34 (diff)
downloadlinux-3c0cb7c31c206aaedb967e44b98442bbeb17a6c4.tar.xz
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (416 commits) ARM: DMA: add support for DMA debugging ARM: PL011: add DMA burst threshold support for ST variants ARM: PL011: Add support for transmit DMA ARM: PL011: Ensure IRQs are disabled in UART interrupt handler ARM: PL011: Separate hardware FIFO size from TTY FIFO size ARM: PL011: Allow better handling of vendor data ARM: PL011: Ensure error flags are clear at startup ARM: PL011: include revision number in boot-time port printk ARM: vexpress: add sched_clock() for Versatile Express ARM i.MX53: Make MX53 EVK bootable ARM i.MX53: Some bug fix about MX53 MSL code ARM: 6607/1: sa1100: Update platform device registration ARM: 6606/1: sa1100: Fix platform device registration ARM i.MX51: rename IPU irqs ARM i.MX51: Add ipu clock support ARM: imx/mx27_3ds: Add PMIC support ARM: DMA: Replace page_to_dma()/dma_to_page() with pfn_to_dma()/dma_to_pfn() mx51: fix usb clock support MX51: Add support for usb host 2 arch/arm/plat-mxc/ehci.c: fix errors/typos ...
Diffstat (limited to 'arch/arm/mach-mxs/mm-mx28.c')
-rw-r--r--arch/arm/mach-mxs/mm-mx28.c45
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/arm/mach-mxs/mm-mx28.c b/arch/arm/mach-mxs/mm-mx28.c
new file mode 100644
index 000000000000..7e4cea32ebc6
--- /dev/null
+++ b/arch/arm/mach-mxs/mm-mx28.c
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2008-2010 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * Create static mapping between physical to virtual memory.
+ */
+
+#include <linux/mm.h>
+#include <linux/init.h>
+
+#include <asm/mach/map.h>
+
+#include <mach/mx28.h>
+#include <mach/common.h>
+#include <mach/iomux.h>
+
+/*
+ * Define the MX28 memory map.
+ */
+static struct map_desc mx28_io_desc[] __initdata = {
+ mxs_map_entry(MX28, OCRAM, MT_DEVICE),
+ mxs_map_entry(MX28, IO, MT_DEVICE),
+};
+
+/*
+ * This function initializes the memory map. It is called during the
+ * system startup to create static physical to virtual memory mappings
+ * for the IO modules.
+ */
+void __init mx28_map_io(void)
+{
+ iotable_init(mx28_io_desc, ARRAY_SIZE(mx28_io_desc));
+}
+
+void __init mx28_init_irq(void)
+{
+ icoll_init_irq();
+ mx28_register_gpios();
+}