Commit | Line | Data |
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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> | |
a2aa65a3 | 22 | #include <linux/pinctrl/machine.h> |
8c25c36f SH |
23 | |
24 | #include <asm/pgtable.h> | |
25 | #include <asm/mach/map.h> | |
26 | ||
e3372474 | 27 | #include "common.h" |
e0557c0d | 28 | #include "devices/devices-common.h" |
50f2de61 | 29 | #include "hardware.h" |
267dd34c | 30 | #include "iomux-v3.h" |
50f2de61 | 31 | #include "mx25.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)); | |
8c25c36f SH |
57 | } |
58 | ||
59 | void __init mx25_init_irq(void) | |
60 | { | |
cf3a6aba | 61 | mxc_init_irq(MX25_IO_ADDRESS(MX25_AVIC_BASE_ADDR)); |
8c25c36f SH |
62 | } |
63 | ||
36223604 | 64 | static struct sdma_platform_data imx25_sdma_pdata __initdata = { |
2e534b21 | 65 | .fw_name = "sdma-imx25.bin", |
36223604 SG |
66 | }; |
67 | ||
3bc34a61 RZ |
68 | static const struct resource imx25_audmux_res[] __initconst = { |
69 | DEFINE_RES_MEM(MX25_AUDMUX_BASE_ADDR, SZ_16K), | |
70 | }; | |
71 | ||
b78d8e59 SG |
72 | void __init imx25_soc_init(void) |
73 | { | |
18cb680f | 74 | mxc_arch_reset_init(MX25_IO_ADDRESS(MX25_WDOG_BASE_ADDR)); |
69ac71d3 SG |
75 | mxc_device_init(); |
76 | ||
aeb27748 BT |
77 | /* i.mx25 has the i.mx35 type gpio */ |
78 | mxc_register_gpio("imx35-gpio", 0, MX25_GPIO1_BASE_ADDR, SZ_16K, MX25_INT_GPIO1, 0); | |
79 | mxc_register_gpio("imx35-gpio", 1, MX25_GPIO2_BASE_ADDR, SZ_16K, MX25_INT_GPIO2, 0); | |
80 | mxc_register_gpio("imx35-gpio", 2, MX25_GPIO3_BASE_ADDR, SZ_16K, MX25_INT_GPIO3, 0); | |
81 | mxc_register_gpio("imx35-gpio", 3, MX25_GPIO4_BASE_ADDR, SZ_16K, MX25_INT_GPIO4, 0); | |
36223604 | 82 | |
a2aa65a3 | 83 | pinctrl_provide_dummies(); |
62550cd7 SG |
84 | /* i.mx25 has the i.mx35 type sdma */ |
85 | imx_add_imx_sdma("imx35-sdma", MX25_SDMA_BASE_ADDR, MX25_INT_SDMA, &imx25_sdma_pdata); | |
3bc34a61 RZ |
86 | /* i.mx25 has the i.mx31 type audmux */ |
87 | platform_device_register_simple("imx31-audmux", 0, imx25_audmux_res, | |
88 | ARRAY_SIZE(imx25_audmux_res)); | |
b78d8e59 | 89 | } |