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
|
/*
* Freescale MX23EVK Boot setup
*
* Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
* on behalf of DENX Software Engineering GmbH
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <common.h>
#include <config.h>
#include <asm/io.h>
#include <asm/arch/iomux-mx23.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/sys_proto.h>
#define MUX_CONFIG_SSP1 (MXS_PAD_8MA | MXS_PAD_PULLUP)
#define MUX_CONFIG_EMI (MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_PULLUP)
#define MUX_CONFIG_LCD (MXS_PAD_4MA | MXS_PAD_NOPULL)
const iomux_cfg_t iomux_setup[] = {
/* DUART */
MX23_PAD_PWM0__DUART_RX,
MX23_PAD_PWM1__DUART_TX,
/* EMI */
MX23_PAD_EMI_D00__EMI_D00 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D01__EMI_D01 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D02__EMI_D02 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D03__EMI_D03 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D04__EMI_D04 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D05__EMI_D05 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D06__EMI_D06 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D07__EMI_D07 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D08__EMI_D08 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D09__EMI_D09 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D10__EMI_D10 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D11__EMI_D11 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D12__EMI_D12 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D13__EMI_D13 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D14__EMI_D14 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D15__EMI_D15 | MUX_CONFIG_EMI,
MX23_PAD_EMI_DQM0__EMI_DQM0 | MUX_CONFIG_EMI,
MX23_PAD_EMI_DQM1__EMI_DQM1 | MUX_CONFIG_EMI,
MX23_PAD_EMI_DQS0__EMI_DQS0 | MUX_CONFIG_EMI,
MX23_PAD_EMI_DQS1__EMI_DQS1 | MUX_CONFIG_EMI,
MX23_PAD_EMI_CLK__EMI_CLK | MUX_CONFIG_EMI,
MX23_PAD_EMI_CLKN__EMI_CLKN | MUX_CONFIG_EMI,
MX23_PAD_EMI_A00__EMI_A00 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A01__EMI_A01 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A02__EMI_A02 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A03__EMI_A03 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A04__EMI_A04 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A05__EMI_A05 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A06__EMI_A06 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A07__EMI_A07 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A08__EMI_A08 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A09__EMI_A09 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A10__EMI_A10 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A11__EMI_A11 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A12__EMI_A12 | MUX_CONFIG_EMI,
MX23_PAD_EMI_BA0__EMI_BA0 | MUX_CONFIG_EMI,
MX23_PAD_EMI_BA1__EMI_BA1 | MUX_CONFIG_EMI,
MX23_PAD_EMI_CASN__EMI_CASN | MUX_CONFIG_EMI,
MX23_PAD_EMI_CE0N__EMI_CE0N | MUX_CONFIG_EMI,
MX23_PAD_EMI_CE1N__EMI_CE1N | MUX_CONFIG_EMI,
MX23_PAD_EMI_CKE__EMI_CKE | MUX_CONFIG_EMI,
MX23_PAD_EMI_RASN__EMI_RASN | MUX_CONFIG_EMI,
MX23_PAD_EMI_WEN__EMI_WEN | MUX_CONFIG_EMI,
/* MMC 0 */
MX23_PAD_SSP1_DATA0__SSP1_DATA0 | MUX_CONFIG_SSP1,
MX23_PAD_SSP1_DATA1__SSP1_DATA1 | MUX_CONFIG_SSP1,
MX23_PAD_SSP1_DATA2__SSP1_DATA2 | MUX_CONFIG_SSP1,
MX23_PAD_SSP1_DATA3__SSP1_DATA3 | MUX_CONFIG_SSP1,
MX23_PAD_SSP1_CMD__SSP1_CMD | MUX_CONFIG_SSP1,
MX23_PAD_SSP1_DETECT__SSP1_DETECT | MUX_CONFIG_SSP1,
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
MX23_PAD_SSP1_SCK__SSP1_SCK |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
/* Write Protect Pin */
MX23_PAD_PWM4__GPIO_1_30 |
(MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
/* Slot Power Enable */
MX23_PAD_PWM3__GPIO_1_29 |
(MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
/* LCD */
MX23_PAD_LCD_D00__LCD_D00 | MUX_CONFIG_LCD,
MX23_PAD_LCD_D01__LCD_D01 | MUX_CONFIG_LCD,
MX23_PAD_LCD_D02__LCD_D02 | MUX_CONFIG_LCD,
MX23_PAD_LCD_D03__LCD_D03 | MUX_CONFIG_LCD,
MX23_PAD_LCD_D04__LCD_D04 | MUX_CONFIG_LCD,
MX23_PAD_LCD_D05__LCD_D05 | MUX_CONFIG_LCD,
MX23_PAD_LCD_D06__LCD_D06 | MUX_CONFIG_LCD,
MX23_PAD_LCD_D07__LCD_D07 | MUX_CONFIG_LCD,
MX23_PAD_LCD_D08__LCD_D08 | MUX_CONFIG_LCD,
MX23_PAD_LCD_D09__LCD_D09 | MUX_CONFIG_LCD,
MX23_PAD_LCD_D10__LCD_D10 | MUX_CONFIG_LCD,
MX23_PAD_LCD_D11__LCD_D11 | MUX_CONFIG_LCD,
MX23_PAD_LCD_D12__LCD_D12 | MUX_CONFIG_LCD,
MX23_PAD_LCD_D13__LCD_D13 | MUX_CONFIG_LCD,
MX23_PAD_LCD_D14__LCD_D14 | MUX_CONFIG_LCD,
MX23_PAD_LCD_D15__LCD_D15 | MUX_CONFIG_LCD,
MX23_PAD_LCD_D16__LCD_D16 | MUX_CONFIG_LCD,
MX23_PAD_LCD_D17__LCD_D17 | MUX_CONFIG_LCD,
MX23_PAD_GPMI_D08__LCD_D18 | MUX_CONFIG_LCD,
MX23_PAD_GPMI_D09__LCD_D19 | MUX_CONFIG_LCD,
MX23_PAD_GPMI_D10__LCD_D20 | MUX_CONFIG_LCD,
MX23_PAD_GPMI_D11__LCD_D21 | MUX_CONFIG_LCD,
MX23_PAD_GPMI_D12__LCD_D22 | MUX_CONFIG_LCD,
MX23_PAD_GPMI_D13__LCD_D23 | MUX_CONFIG_LCD,
MX23_PAD_LCD_DOTCK__LCD_DOTCK | MUX_CONFIG_LCD,
MX23_PAD_LCD_ENABLE__LCD_ENABLE | MUX_CONFIG_LCD,
MX23_PAD_LCD_HSYNC__LCD_HSYNC | MUX_CONFIG_LCD,
MX23_PAD_LCD_VSYNC__LCD_VSYNC | MUX_CONFIG_LCD,
MX23_PAD_LCD_RESET__GPIO_1_18 | MUX_CONFIG_LCD, /* LCD power */
MX23_PAD_PWM2__GPIO_1_28 | MUX_CONFIG_LCD, /* LCD contrast */
};
#define HW_DRAM_CTL14 (0x38 >> 2)
#define CS_MAP 0x3
#define INTAREF 0x2
#define HW_DRAM_CTL14_CONFIG (INTAREF << 8 | CS_MAP)
void mxs_adjust_memory_params(uint32_t *dram_vals)
{
dram_vals[HW_DRAM_CTL14] = HW_DRAM_CTL14_CONFIG;
}
void board_init_ll(void)
{
mxs_common_spl_init(iomux_setup, ARRAY_SIZE(iomux_setup));
}
|
