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authorLinus Torvalds <torvalds@linux-foundation.org>2011-01-07 00:50:35 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2011-01-07 00:50:35 (GMT)
commit3c0cb7c31c206aaedb967e44b98442bbeb17a6c4 (patch)
tree3ecba45d7ffae4fba4a5aafaef4af5b0b1105bde /arch/arm/mach-mx3/mm.c
parentf70f5b9dc74ca7d0a64c4ead3fb28da09dc1b234 (diff)
parent404a02cbd2ae8bf256a2fa1169bdfe86bb5ebb34 (diff)
downloadlinux-fsl-qoriq-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-mx3/mm.c')
-rw-r--r--arch/arm/mach-mx3/mm.c84
1 files changed, 35 insertions, 49 deletions
diff --git a/arch/arm/mach-mx3/mm.c b/arch/arm/mach-mx3/mm.c
index b4ffc53..47118f7 100644
--- a/arch/arm/mach-mx3/mm.c
+++ b/arch/arm/mach-mx3/mm.c
@@ -36,40 +36,16 @@
* @ingroup Memory
*/
-/*!
- * This table defines static virtual address mappings for I/O regions.
- * These are the mappings common across all MX3 boards.
- */
-static struct map_desc mxc_io_desc[] __initdata = {
- {
- .virtual = X_MEMC_BASE_ADDR_VIRT,
- .pfn = __phys_to_pfn(X_MEMC_BASE_ADDR),
- .length = X_MEMC_SIZE,
- .type = MT_DEVICE
- }, {
- .virtual = AVIC_BASE_ADDR_VIRT,
- .pfn = __phys_to_pfn(AVIC_BASE_ADDR),
- .length = AVIC_SIZE,
- .type = MT_DEVICE_NONSHARED
- }, {
- .virtual = AIPS1_BASE_ADDR_VIRT,
- .pfn = __phys_to_pfn(AIPS1_BASE_ADDR),
- .length = AIPS1_SIZE,
- .type = MT_DEVICE_NONSHARED
- }, {
- .virtual = AIPS2_BASE_ADDR_VIRT,
- .pfn = __phys_to_pfn(AIPS2_BASE_ADDR),
- .length = AIPS2_SIZE,
- .type = MT_DEVICE_NONSHARED
- }, {
- .virtual = SPBA0_BASE_ADDR_VIRT,
- .pfn = __phys_to_pfn(SPBA0_BASE_ADDR),
- .length = SPBA0_SIZE,
- .type = MT_DEVICE_NONSHARED
- },
+#ifdef CONFIG_SOC_IMX31
+static struct map_desc mx31_io_desc[] __initdata = {
+ imx_map_entry(MX31, X_MEMC, MT_DEVICE),
+ imx_map_entry(MX31, AVIC, MT_DEVICE_NONSHARED),
+ imx_map_entry(MX31, AIPS1, MT_DEVICE_NONSHARED),
+ imx_map_entry(MX31, AIPS2, MT_DEVICE_NONSHARED),
+ imx_map_entry(MX31, SPBA0, MT_DEVICE_NONSHARED),
};
-/*!
+/*
* 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.
@@ -77,34 +53,44 @@ static struct map_desc mxc_io_desc[] __initdata = {
void __init mx31_map_io(void)
{
mxc_set_cpu_type(MXC_CPU_MX31);
- mxc_arch_reset_init(IO_ADDRESS(WDOG_BASE_ADDR));
+ mxc_arch_reset_init(MX31_IO_ADDRESS(MX31_WDOG_BASE_ADDR));
- iotable_init(mxc_io_desc, ARRAY_SIZE(mxc_io_desc));
+ iotable_init(mx31_io_desc, ARRAY_SIZE(mx31_io_desc));
}
-#ifdef CONFIG_ARCH_MX35
-void __init mx35_map_io(void)
+int imx31_register_gpios(void);
+void __init mx31_init_irq(void)
{
- mxc_set_cpu_type(MXC_CPU_MX35);
- mxc_iomux_v3_init(IO_ADDRESS(IOMUXC_BASE_ADDR));
- mxc_arch_reset_init(IO_ADDRESS(WDOG_BASE_ADDR));
-
- iotable_init(mxc_io_desc, ARRAY_SIZE(mxc_io_desc));
+ mxc_init_irq(MX31_IO_ADDRESS(MX31_AVIC_BASE_ADDR));
+ imx31_register_gpios();
}
-#endif
-
-int imx3x_register_gpios(void);
+#endif /* ifdef CONFIG_SOC_IMX31 */
+
+#ifdef CONFIG_SOC_IMX35
+static struct map_desc mx35_io_desc[] __initdata = {
+ imx_map_entry(MX35, X_MEMC, MT_DEVICE),
+ imx_map_entry(MX35, AVIC, MT_DEVICE_NONSHARED),
+ imx_map_entry(MX35, AIPS1, MT_DEVICE_NONSHARED),
+ imx_map_entry(MX35, AIPS2, MT_DEVICE_NONSHARED),
+ imx_map_entry(MX35, SPBA0, MT_DEVICE_NONSHARED),
+};
-void __init mx31_init_irq(void)
+void __init mx35_map_io(void)
{
- mxc_init_irq(IO_ADDRESS(AVIC_BASE_ADDR));
- imx3x_register_gpios();
+ mxc_set_cpu_type(MXC_CPU_MX35);
+ mxc_iomux_v3_init(MX35_IO_ADDRESS(MX35_IOMUXC_BASE_ADDR));
+ mxc_arch_reset_init(MX35_IO_ADDRESS(MX35_WDOG_BASE_ADDR));
+
+ iotable_init(mx35_io_desc, ARRAY_SIZE(mx35_io_desc));
}
+int imx35_register_gpios(void);
void __init mx35_init_irq(void)
{
- mx31_init_irq();
+ mxc_init_irq(MX35_IO_ADDRESS(MX35_AVIC_BASE_ADDR));
+ imx35_register_gpios();
}
+#endif /* ifdef CONFIG_SOC_IMX35 */
#ifdef CONFIG_CACHE_L2X0
static int mxc_init_l2x0(void)
@@ -129,7 +115,7 @@ static int mxc_init_l2x0(void)
pr_err("L2 cache: Cannot fix timing. Trying to continue without\n");
}
- l2x0_base = ioremap(L2CC_BASE_ADDR, 4096);
+ l2x0_base = ioremap(MX3x_L2CC_BASE_ADDR, 4096);
if (IS_ERR(l2x0_base)) {
printk(KERN_ERR "remapping L2 cache area failed with %ld\n",
PTR_ERR(l2x0_base));