1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
|
/*
* linux/arch/arm/mach-mmp/mmp2.c
*
* code name MMP2
*
* Copyright (C) 2009 Marvell International Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/io.h>
#include <linux/platform_device.h>
#include <asm/hardware/cache-tauros2.h>
#include <asm/mach/time.h>
#include <mach/addr-map.h>
#include <mach/regs-apbc.h>
#include <mach/cputype.h>
#include <mach/irqs.h>
#include <mach/dma.h>
#include <mach/mfp.h>
#include <mach/devices.h>
#include <mach/mmp2.h>
#include "common.h"
#define MFPR_VIRT_BASE (APB_VIRT_BASE + 0x1e000)
static struct mfp_addr_map mmp2_addr_map[] __initdata = {
MFP_ADDR_X(GPIO0, GPIO58, 0x54),
MFP_ADDR_X(GPIO59, GPIO73, 0x280),
MFP_ADDR_X(GPIO74, GPIO101, 0x170),
MFP_ADDR(GPIO102, 0x0),
MFP_ADDR(GPIO103, 0x4),
MFP_ADDR(GPIO104, 0x1fc),
MFP_ADDR(GPIO105, 0x1f8),
MFP_ADDR(GPIO106, 0x1f4),
MFP_ADDR(GPIO107, 0x1f0),
MFP_ADDR(GPIO108, 0x21c),
MFP_ADDR(GPIO109, 0x218),
MFP_ADDR(GPIO110, 0x214),
MFP_ADDR(GPIO111, 0x200),
MFP_ADDR(GPIO112, 0x244),
MFP_ADDR(GPIO113, 0x25c),
MFP_ADDR(GPIO114, 0x164),
MFP_ADDR_X(GPIO115, GPIO122, 0x260),
MFP_ADDR(GPIO123, 0x148),
MFP_ADDR_X(GPIO124, GPIO141, 0xc),
MFP_ADDR(GPIO142, 0x8),
MFP_ADDR_X(GPIO143, GPIO151, 0x220),
MFP_ADDR_X(GPIO152, GPIO153, 0x248),
MFP_ADDR_X(GPIO154, GPIO155, 0x254),
MFP_ADDR_X(GPIO156, GPIO159, 0x14c),
MFP_ADDR(GPIO160, 0x250),
MFP_ADDR(GPIO161, 0x210),
MFP_ADDR(GPIO162, 0x20c),
MFP_ADDR(GPIO163, 0x208),
MFP_ADDR(GPIO164, 0x204),
MFP_ADDR(GPIO165, 0x1ec),
MFP_ADDR(GPIO166, 0x1e8),
MFP_ADDR(GPIO167, 0x1e4),
MFP_ADDR(GPIO168, 0x1e0),
MFP_ADDR_X(TWSI1_SCL, TWSI1_SDA, 0x140),
MFP_ADDR_X(TWSI4_SCL, TWSI4_SDA, 0x2bc),
MFP_ADDR(PMIC_INT, 0x2c4),
MFP_ADDR(CLK_REQ, 0x160),
MFP_ADDR_END,
};
void mmp2_clear_pmic_int(void)
{
void __iomem *mfpr_pmic;
unsigned long data;
mfpr_pmic = APB_VIRT_BASE + 0x1e000 + 0x2c4;
data = __raw_readl(mfpr_pmic);
__raw_writel(data | (1 << 6), mfpr_pmic);
__raw_writel(data, mfpr_pmic);
}
void __init mmp2_init_irq(void)
{
mmp2_init_icu();
}
static int __init mmp2_init(void)
{
if (cpu_is_mmp2()) {
#ifdef CONFIG_CACHE_TAUROS2
tauros2_init(0);
#endif
mfp_init_base(MFPR_VIRT_BASE);
mfp_init_addr(mmp2_addr_map);
pxa_init_dma(IRQ_MMP2_DMA_RIQ, 16);
mmp2_clk_init();
}
return 0;
}
postcore_initcall(mmp2_init);
#define APBC_TIMERS APBC_REG(0x024)
void __init mmp2_timer_init(void)
{
unsigned long clk_rst;
__raw_writel(APBC_APBCLK | APBC_RST, APBC_TIMERS);
/*
* enable bus/functional clock, enable 6.5MHz (divider 4),
* release reset
*/
clk_rst = APBC_APBCLK | APBC_FNCLK | APBC_FNCLKSEL(1);
__raw_writel(clk_rst, APBC_TIMERS);
timer_init(IRQ_MMP2_TIMER1);
}
/* on-chip devices */
MMP2_DEVICE(uart1, "pxa2xx-uart", 0, UART1, 0xd4030000, 0x30, 4, 5);
MMP2_DEVICE(uart2, "pxa2xx-uart", 1, UART2, 0xd4017000, 0x30, 20, 21);
MMP2_DEVICE(uart3, "pxa2xx-uart", 2, UART3, 0xd4018000, 0x30, 22, 23);
MMP2_DEVICE(uart4, "pxa2xx-uart", 3, UART4, 0xd4016000, 0x30, 18, 19);
MMP2_DEVICE(twsi1, "pxa2xx-i2c", 0, TWSI1, 0xd4011000, 0x70);
MMP2_DEVICE(twsi2, "pxa2xx-i2c", 1, TWSI2, 0xd4031000, 0x70);
MMP2_DEVICE(twsi3, "pxa2xx-i2c", 2, TWSI3, 0xd4032000, 0x70);
MMP2_DEVICE(twsi4, "pxa2xx-i2c", 3, TWSI4, 0xd4033000, 0x70);
MMP2_DEVICE(twsi5, "pxa2xx-i2c", 4, TWSI5, 0xd4033800, 0x70);
MMP2_DEVICE(twsi6, "pxa2xx-i2c", 5, TWSI6, 0xd4034000, 0x70);
MMP2_DEVICE(nand, "pxa3xx-nand", -1, NAND, 0xd4283000, 0x100, 28, 29);
MMP2_DEVICE(sdh0, "sdhci-pxav3", 0, MMC, 0xd4280000, 0x120);
MMP2_DEVICE(sdh1, "sdhci-pxav3", 1, MMC2, 0xd4280800, 0x120);
MMP2_DEVICE(sdh2, "sdhci-pxav3", 2, MMC3, 0xd4281000, 0x120);
MMP2_DEVICE(sdh3, "sdhci-pxav3", 3, MMC4, 0xd4281800, 0x120);
MMP2_DEVICE(asram, "asram", -1, NONE, 0xe0000000, 0x4000);
/* 0xd1000000 ~ 0xd101ffff is reserved for secure processor */
MMP2_DEVICE(isram, "isram", -1, NONE, 0xd1020000, 0x18000);
struct resource mmp2_resource_gpio[] = {
{
.start = 0xd4019000,
.end = 0xd4019fff,
.flags = IORESOURCE_MEM,
}, {
.start = IRQ_MMP2_GPIO,
.end = IRQ_MMP2_GPIO,
.name = "gpio_mux",
.flags = IORESOURCE_IRQ,
},
};
struct platform_device mmp2_device_gpio = {
.name = "mmp2-gpio",
.id = -1,
.num_resources = ARRAY_SIZE(mmp2_resource_gpio),
.resource = mmp2_resource_gpio,
};
|
