diff options
Diffstat (limited to 'arch/arm/mach-mx5/mm.c')
| -rw-r--r-- | arch/arm/mach-mx5/mm.c | 75 |
1 files changed, 44 insertions, 31 deletions
diff --git a/arch/arm/mach-mx5/mm.c b/arch/arm/mach-mx5/mm.c index bc3f30db8d9..457f9f95204 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(); +} |