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authorLinus Torvalds <torvalds@linux-foundation.org>2011-01-06 16:50:35 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2011-01-06 16:50:35 -0800
commit3c0cb7c31c206aaedb967e44b98442bbeb17a6c4 (patch)
tree3ecba45d7ffae4fba4a5aafaef4af5b0b1105bde /arch/arm/mach-mx5/mm.c
parentf70f5b9dc74ca7d0a64c4ead3fb28da09dc1b234 (diff)
parent404a02cbd2ae8bf256a2fa1169bdfe86bb5ebb34 (diff)
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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-mx5/mm.c')
-rw-r--r--arch/arm/mach-mx5/mm.c75
1 files changed, 44 insertions, 31 deletions
diff --git a/arch/arm/mach-mx5/mm.c b/arch/arm/mach-mx5/mm.c
index bc3f30db8d9a..457f9f95204b 100644
--- a/arch/arm/mach-mx5/mm.c
+++ b/arch/arm/mach-mx5/mm.c
@@ -1,5 +1,5 @@
/*
- * Copyright 2008-2009 Freescale Semiconductor, Inc. All Rights Reserved.
+ * 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
@@ -23,33 +23,21 @@
/*
* Define the MX51 memory map.
*/
-static struct map_desc mxc_io_desc[] __initdata = {
- {
- .virtual = MX51_IRAM_BASE_ADDR_VIRT,
- .pfn = __phys_to_pfn(MX51_IRAM_BASE_ADDR),
- .length = MX51_IRAM_SIZE,
- .type = MT_DEVICE
- }, {
- .virtual = MX51_DEBUG_BASE_ADDR_VIRT,
- .pfn = __phys_to_pfn(MX51_DEBUG_BASE_ADDR),
- .length = MX51_DEBUG_SIZE,
- .type = MT_DEVICE
- }, {
- .virtual = MX51_AIPS1_BASE_ADDR_VIRT,
- .pfn = __phys_to_pfn(MX51_AIPS1_BASE_ADDR),
- .length = MX51_AIPS1_SIZE,
- .type = MT_DEVICE
- }, {
- .virtual = MX51_SPBA0_BASE_ADDR_VIRT,
- .pfn = __phys_to_pfn(MX51_SPBA0_BASE_ADDR),
- .length = MX51_SPBA0_SIZE,
- .type = MT_DEVICE
- }, {
- .virtual = MX51_AIPS2_BASE_ADDR_VIRT,
- .pfn = __phys_to_pfn(MX51_AIPS2_BASE_ADDR),
- .length = MX51_AIPS2_SIZE,
- .type = MT_DEVICE
- },
+static struct map_desc mx51_io_desc[] __initdata = {
+ imx_map_entry(MX51, IRAM, MT_DEVICE),
+ imx_map_entry(MX51, DEBUG, MT_DEVICE),
+ imx_map_entry(MX51, AIPS1, MT_DEVICE),
+ imx_map_entry(MX51, SPBA0, MT_DEVICE),
+ imx_map_entry(MX51, AIPS2, MT_DEVICE),
+};
+
+/*
+ * Define the MX53 memory map.
+ */
+static struct map_desc mx53_io_desc[] __initdata = {
+ imx_map_entry(MX53, AIPS1, MT_DEVICE),
+ imx_map_entry(MX53, SPBA0, MT_DEVICE),
+ imx_map_entry(MX53, AIPS2, MT_DEVICE),
};
/*
@@ -61,8 +49,16 @@ void __init mx51_map_io(void)
{
mxc_set_cpu_type(MXC_CPU_MX51);
mxc_iomux_v3_init(MX51_IO_ADDRESS(MX51_IOMUXC_BASE_ADDR));
- mxc_arch_reset_init(MX51_IO_ADDRESS(MX51_WDOG_BASE_ADDR));
- iotable_init(mxc_io_desc, ARRAY_SIZE(mxc_io_desc));
+ mxc_arch_reset_init(MX51_IO_ADDRESS(MX51_WDOG1_BASE_ADDR));
+ iotable_init(mx51_io_desc, ARRAY_SIZE(mx51_io_desc));
+}
+
+void __init mx53_map_io(void)
+{
+ mxc_set_cpu_type(MXC_CPU_MX53);
+ mxc_iomux_v3_init(MX53_IO_ADDRESS(MX53_IOMUXC_BASE_ADDR));
+ mxc_arch_reset_init(MX53_IO_ADDRESS(MX53_WDOG_BASE_ADDR));
+ iotable_init(mx53_io_desc, ARRAY_SIZE(mx53_io_desc));
}
int imx51_register_gpios(void);
@@ -72,7 +68,7 @@ void __init mx51_init_irq(void)
unsigned long tzic_addr;
void __iomem *tzic_virt;
- if (mx51_revision() < MX51_CHIP_REV_2_0)
+ if (mx51_revision() < IMX_CHIP_REVISION_2_0)
tzic_addr = MX51_TZIC_BASE_ADDR_TO1;
else
tzic_addr = MX51_TZIC_BASE_ADDR;
@@ -84,3 +80,20 @@ void __init mx51_init_irq(void)
tzic_init_irq(tzic_virt);
imx51_register_gpios();
}
+
+int imx53_register_gpios(void);
+
+void __init mx53_init_irq(void)
+{
+ unsigned long tzic_addr;
+ void __iomem *tzic_virt;
+
+ tzic_addr = MX53_TZIC_BASE_ADDR;
+
+ tzic_virt = ioremap(tzic_addr, SZ_16K);
+ if (!tzic_virt)
+ panic("unable to map TZIC interrupt controller\n");
+
+ tzic_init_irq(tzic_virt);
+ imx53_register_gpios();
+}