blob: e06eed12a7b0816b2d3bb7fbaa555449f3588707 [file] [log] [blame]
Uwe Kleine-König27ad4bf2011-03-17 09:40:29 +01001/*
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.
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>
Shawn Guo36223602011-06-22 22:41:30 +080027#include <mach/devices-common.h>
Uwe Kleine-König27ad4bf2011-03-17 09:40:29 +010028#include <mach/hardware.h>
29#include <mach/iomux-v3.h>
Uwe Kleine-König27ad4bf2011-03-17 09:40:29 +010030#include <mach/irqs.h>
31
32static struct map_desc mx31_io_desc[] __initdata = {
33 imx_map_entry(MX31, X_MEMC, MT_DEVICE),
34 imx_map_entry(MX31, AVIC, MT_DEVICE_NONSHARED),
35 imx_map_entry(MX31, AIPS1, MT_DEVICE_NONSHARED),
36 imx_map_entry(MX31, AIPS2, MT_DEVICE_NONSHARED),
37 imx_map_entry(MX31, SPBA0, MT_DEVICE_NONSHARED),
38};
39
40/*
41 * This function initializes the memory map. It is called during the
42 * system startup to create static physical to virtual memory mappings
43 * for the IO modules.
44 */
45void __init mx31_map_io(void)
46{
47 iotable_init(mx31_io_desc, ARRAY_SIZE(mx31_io_desc));
48}
49
Shawn Guof1263de2011-09-28 17:16:03 +080050static struct map_desc mx35_io_desc[] __initdata = {
51 imx_map_entry(MX35, X_MEMC, MT_DEVICE),
52 imx_map_entry(MX35, AVIC, MT_DEVICE_NONSHARED),
53 imx_map_entry(MX35, AIPS1, MT_DEVICE_NONSHARED),
54 imx_map_entry(MX35, AIPS2, MT_DEVICE_NONSHARED),
55 imx_map_entry(MX35, SPBA0, MT_DEVICE_NONSHARED),
56};
57
58void __init mx35_map_io(void)
59{
60 iotable_init(mx35_io_desc, ARRAY_SIZE(mx35_io_desc));
61}
62
Uwe Kleine-König27ad4bf2011-03-17 09:40:29 +010063void __init imx31_init_early(void)
64{
65 mxc_set_cpu_type(MXC_CPU_MX31);
66 mxc_arch_reset_init(MX31_IO_ADDRESS(MX31_WDOG_BASE_ADDR));
67}
68
Shawn Guof1263de2011-09-28 17:16:03 +080069void __init imx35_init_early(void)
70{
71 mxc_set_cpu_type(MXC_CPU_MX35);
72 mxc_iomux_v3_init(MX35_IO_ADDRESS(MX35_IOMUXC_BASE_ADDR));
73 mxc_arch_reset_init(MX35_IO_ADDRESS(MX35_WDOG_BASE_ADDR));
74}
75
Uwe Kleine-König27ad4bf2011-03-17 09:40:29 +010076void __init mx31_init_irq(void)
77{
78 mxc_init_irq(MX31_IO_ADDRESS(MX31_AVIC_BASE_ADDR));
Shawn Guob78d8e52011-06-06 00:07:55 +080079}
80
Shawn Guof1263de2011-09-28 17:16:03 +080081void __init mx35_init_irq(void)
82{
83 mxc_init_irq(MX35_IO_ADDRESS(MX35_AVIC_BASE_ADDR));
84}
85
Shawn Guo36223602011-06-22 22:41:30 +080086static struct sdma_script_start_addrs imx31_to1_sdma_script __initdata = {
87 .per_2_per_addr = 1677,
88};
89
90static struct sdma_script_start_addrs imx31_to2_sdma_script __initdata = {
91 .ap_2_ap_addr = 423,
92 .ap_2_bp_addr = 829,
93 .bp_2_ap_addr = 1029,
94};
95
96static struct sdma_platform_data imx31_sdma_pdata __initdata = {
Shawn Guo2e534b22011-06-22 22:41:31 +080097 .fw_name = "sdma-imx31-to2.bin",
Shawn Guo36223602011-06-22 22:41:30 +080098 .script_addrs = &imx31_to2_sdma_script,
99};
100
Shawn Guob78d8e52011-06-06 00:07:55 +0800101void __init imx31_soc_init(void)
102{
Shawn Guo36223602011-06-22 22:41:30 +0800103 int to_version = mx31_revision() >> 4;
104
Shawn Guoe7fc6ae2011-07-07 00:37:41 +0800105 mxc_register_gpio("imx31-gpio", 0, MX31_GPIO1_BASE_ADDR, SZ_16K, MX31_INT_GPIO1, 0);
106 mxc_register_gpio("imx31-gpio", 1, MX31_GPIO2_BASE_ADDR, SZ_16K, MX31_INT_GPIO2, 0);
107 mxc_register_gpio("imx31-gpio", 2, MX31_GPIO3_BASE_ADDR, SZ_16K, MX31_INT_GPIO3, 0);
Shawn Guo36223602011-06-22 22:41:30 +0800108
Shawn Guo2e534b22011-06-22 22:41:31 +0800109 if (to_version == 1) {
110 strncpy(imx31_sdma_pdata.fw_name, "sdma-imx31-to1.bin",
111 strlen(imx31_sdma_pdata.fw_name));
Shawn Guo36223602011-06-22 22:41:30 +0800112 imx31_sdma_pdata.script_addrs = &imx31_to1_sdma_script;
Shawn Guo2e534b22011-06-22 22:41:31 +0800113 }
114
Shawn Guo62550cd2011-07-13 21:33:17 +0800115 imx_add_imx_sdma("imx31-sdma", MX31_SDMA_BASE_ADDR, MX31_INT_SDMA, &imx31_sdma_pdata);
Uwe Kleine-König27ad4bf2011-03-17 09:40:29 +0100116}
Shawn Guof1263de2011-09-28 17:16:03 +0800117
118static struct sdma_script_start_addrs imx35_to1_sdma_script __initdata = {
119 .ap_2_ap_addr = 642,
120 .uart_2_mcu_addr = 817,
121 .mcu_2_app_addr = 747,
122 .uartsh_2_mcu_addr = 1183,
123 .per_2_shp_addr = 1033,
124 .mcu_2_shp_addr = 961,
125 .ata_2_mcu_addr = 1333,
126 .mcu_2_ata_addr = 1252,
127 .app_2_mcu_addr = 683,
128 .shp_2_per_addr = 1111,
129 .shp_2_mcu_addr = 892,
130};
131
132static struct sdma_script_start_addrs imx35_to2_sdma_script __initdata = {
133 .ap_2_ap_addr = 729,
134 .uart_2_mcu_addr = 904,
135 .per_2_app_addr = 1597,
136 .mcu_2_app_addr = 834,
137 .uartsh_2_mcu_addr = 1270,
138 .per_2_shp_addr = 1120,
139 .mcu_2_shp_addr = 1048,
140 .ata_2_mcu_addr = 1429,
141 .mcu_2_ata_addr = 1339,
142 .app_2_per_addr = 1531,
143 .app_2_mcu_addr = 770,
144 .shp_2_per_addr = 1198,
145 .shp_2_mcu_addr = 979,
146};
147
148static struct sdma_platform_data imx35_sdma_pdata __initdata = {
149 .fw_name = "sdma-imx35-to2.bin",
150 .script_addrs = &imx35_to2_sdma_script,
151};
152
153void __init imx35_soc_init(void)
154{
155 int to_version = mx35_revision() >> 4;
156
157 /* i.mx35 has the i.mx31 type gpio */
158 mxc_register_gpio("imx31-gpio", 0, MX35_GPIO1_BASE_ADDR, SZ_16K, MX35_INT_GPIO1, 0);
159 mxc_register_gpio("imx31-gpio", 1, MX35_GPIO2_BASE_ADDR, SZ_16K, MX35_INT_GPIO2, 0);
160 mxc_register_gpio("imx31-gpio", 2, MX35_GPIO3_BASE_ADDR, SZ_16K, MX35_INT_GPIO3, 0);
161
162 if (to_version == 1) {
163 strncpy(imx35_sdma_pdata.fw_name, "sdma-imx35-to1.bin",
164 strlen(imx35_sdma_pdata.fw_name));
165 imx35_sdma_pdata.script_addrs = &imx35_to1_sdma_script;
166 }
167
168 imx_add_imx_sdma("imx35-sdma", MX35_SDMA_BASE_ADDR, MX35_INT_SDMA, &imx35_sdma_pdata);
169}