projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 8c25c36f SH |
1 | /* |
| 2 | * Copyright (C) 1999,2000 Arm Limited | |
| 3 | * Copyright (C) 2000 Deep Blue Solutions Ltd | |
| 4 | * Copyright (C) 2002 Shane Nay (shane@minirl.com) | |
| 5 | * Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved. | |
| 6 | * - add MX31 specific definitions | |
| 7 | * | |
| 8 | * This program is free software; you can redistribute it and/or modify | |
| 9 | * it under the terms of the GNU General Public License as published by | |
| 10 | * the Free Software Foundation; either version 2 of the License, or | |
| 11 | * (at your option) any later version. | |
| 12 | * | |
| 13 | * This program is distributed in the hope that it will be useful, | |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 16 | * GNU General Public License for more details. | |
| 8c25c36f SH |
17 | */ |
| 18 | ||
| 19 | #include <linux/mm.h> | |
| 20 | #include <linux/init.h> | |
| 21 | #include <linux/err.h> | |
| 22 | ||
| 23 | #include <asm/pgtable.h> | |
| 24 | #include <asm/mach/map.h> | |
| 25 | ||
| 26 | #include <mach/common.h> | |
| 27 | #include <mach/hardware.h> | |
| 28 | #include <mach/mx25.h> | |
| 29 | #include <mach/iomux-v3.h> | |
| 5ae30b47 SH |
30 | #include <mach/gpio.h> |
| 31 | #include <mach/irqs.h> | |
| 8c25c36f SH |
32 | |
| 33 | /* | |
| 34 | * This table defines static virtual address mappings for I/O regions. | |
| 08ff97b5 | 35 | * These are the mappings common across all MX25 boards. |
| 8c25c36f | 36 | */ |
| 08ff97b5 UKK |
37 | static struct map_desc mx25_io_desc[] __initdata = { |
| 38 | imx_map_entry(MX25, AVIC, MT_DEVICE_NONSHARED), | |
| 39 | imx_map_entry(MX25, AIPS1, MT_DEVICE_NONSHARED), | |
| 40 | imx_map_entry(MX25, AIPS2, MT_DEVICE_NONSHARED), | |
| 8c25c36f SH |
41 | }; |
| 42 | ||
| 43 | /* | |
| 44 | * This function initializes the memory map. It is called during the | |
| 45 | * system startup to create static physical to virtual memory mappings | |
| 46 | * for the IO modules. | |
| 47 | */ | |
| 48 | void __init mx25_map_io(void) | |
| 3dac2196 UKK |
49 | { |
| 50 | iotable_init(mx25_io_desc, ARRAY_SIZE(mx25_io_desc)); | |
| 51 | } | |
| 52 | ||
| 53 | void __init imx25_init_early(void) | |
| 8c25c36f SH |
54 | { |
| 55 | mxc_set_cpu_type(MXC_CPU_MX25); | |
| 56 | mxc_iomux_v3_init(MX25_IO_ADDRESS(MX25_IOMUXC_BASE_ADDR)); | |
| 57 | mxc_arch_reset_init(MX25_IO_ADDRESS(MX25_WDOG_BASE_ADDR)); | |
| 8c25c36f SH |
58 | } |
| 59 | ||
| 5ae30b47 SH |
60 | static struct mxc_gpio_port imx25_gpio_ports[] = { |
| 61 | DEFINE_IMX_GPIO_PORT_IRQ(MX25, 0, 1, MX25_INT_GPIO1), | |
| 62 | DEFINE_IMX_GPIO_PORT_IRQ(MX25, 1, 2, MX25_INT_GPIO2), | |
| 63 | DEFINE_IMX_GPIO_PORT_IRQ(MX25, 2, 3, MX25_INT_GPIO3), | |
| 64 | DEFINE_IMX_GPIO_PORT_IRQ(MX25, 3, 4, MX25_INT_GPIO4), | |
| 65 | }; | |
| 9a763bfb | 66 | |
| 8c25c36f SH |
67 | void __init mx25_init_irq(void) |
| 68 | { | |
| cf3a6aba | 69 | mxc_init_irq(MX25_IO_ADDRESS(MX25_AVIC_BASE_ADDR)); |
| 5ae30b47 | 70 | mxc_gpio_init(imx25_gpio_ports, ARRAY_SIZE(imx25_gpio_ports)); |
| 8c25c36f SH |
71 | } |
| 72 |