Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc
[linux-2.6.git] / arch / arm / mach-mmp / jasper.c
1 /*
2  *  linux/arch/arm/mach-mmp/jasper.c
3  *
4  *  Support for the Marvell Jasper Development Platform.
5  *
6  *  Copyright (C) 2009-2010 Marvell International Ltd.
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 version 2 as
10  *  publishhed by the Free Software Foundation.
11  */
12
13 #include <linux/init.h>
14 #include <linux/kernel.h>
15 #include <linux/platform_device.h>
16 #include <linux/io.h>
17 #include <linux/gpio.h>
18 #include <linux/regulator/machine.h>
19 #include <linux/regulator/max8649.h>
20 #include <linux/mfd/max8925.h>
21 #include <linux/interrupt.h>
22
23 #include <asm/mach-types.h>
24 #include <asm/mach/arch.h>
25 #include <mach/addr-map.h>
26 #include <mach/mfp-mmp2.h>
27 #include <mach/mmp2.h>
28
29 #include "common.h"
30
31 #define JASPER_NR_IRQS          (IRQ_BOARD_START + 48)
32
33 static unsigned long jasper_pin_config[] __initdata = {
34         /* UART1 */
35         GPIO29_UART1_RXD,
36         GPIO30_UART1_TXD,
37
38         /* UART3 */
39         GPIO51_UART3_RXD,
40         GPIO52_UART3_TXD,
41
42         /* DFI */
43         GPIO168_DFI_D0,
44         GPIO167_DFI_D1,
45         GPIO166_DFI_D2,
46         GPIO165_DFI_D3,
47         GPIO107_DFI_D4,
48         GPIO106_DFI_D5,
49         GPIO105_DFI_D6,
50         GPIO104_DFI_D7,
51         GPIO111_DFI_D8,
52         GPIO164_DFI_D9,
53         GPIO163_DFI_D10,
54         GPIO162_DFI_D11,
55         GPIO161_DFI_D12,
56         GPIO110_DFI_D13,
57         GPIO109_DFI_D14,
58         GPIO108_DFI_D15,
59         GPIO143_ND_nCS0,
60         GPIO144_ND_nCS1,
61         GPIO147_ND_nWE,
62         GPIO148_ND_nRE,
63         GPIO150_ND_ALE,
64         GPIO149_ND_CLE,
65         GPIO112_ND_RDY0,
66         GPIO160_ND_RDY1,
67
68         /* PMIC */
69         PMIC_PMIC_INT | MFP_LPM_EDGE_FALL,
70
71         /* MMC1 */
72         GPIO131_MMC1_DAT3,
73         GPIO132_MMC1_DAT2,
74         GPIO133_MMC1_DAT1,
75         GPIO134_MMC1_DAT0,
76         GPIO136_MMC1_CMD,
77         GPIO139_MMC1_CLK,
78         GPIO140_MMC1_CD,
79         GPIO141_MMC1_WP,
80
81         /* MMC2 */
82         GPIO37_MMC2_DAT3,
83         GPIO38_MMC2_DAT2,
84         GPIO39_MMC2_DAT1,
85         GPIO40_MMC2_DAT0,
86         GPIO41_MMC2_CMD,
87         GPIO42_MMC2_CLK,
88
89         /* MMC3 */
90         GPIO165_MMC3_DAT7,
91         GPIO162_MMC3_DAT6,
92         GPIO166_MMC3_DAT5,
93         GPIO163_MMC3_DAT4,
94         GPIO167_MMC3_DAT3,
95         GPIO164_MMC3_DAT2,
96         GPIO168_MMC3_DAT1,
97         GPIO111_MMC3_DAT0,
98         GPIO112_MMC3_CMD,
99         GPIO151_MMC3_CLK,
100 };
101
102 static struct regulator_consumer_supply max8649_supply[] = {
103         REGULATOR_SUPPLY("vcc_core", NULL),
104 };
105
106 static struct regulator_init_data max8649_init_data = {
107         .constraints    = {
108                 .name           = "vcc_core range",
109                 .min_uV         = 1150000,
110                 .max_uV         = 1280000,
111                 .always_on      = 1,
112                 .boot_on        = 1,
113                 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
114         },
115         .num_consumer_supplies  = 1,
116         .consumer_supplies      = &max8649_supply[0],
117 };
118
119 static struct max8649_platform_data jasper_max8649_info = {
120         .mode           = 2,    /* VID1 = 1, VID0 = 0 */
121         .extclk         = 0,
122         .ramp_timing    = MAX8649_RAMP_32MV,
123         .regulator      = &max8649_init_data,
124 };
125
126 static struct max8925_backlight_pdata jasper_backlight_data = {
127         .dual_string    = 0,
128 };
129
130 static struct max8925_power_pdata jasper_power_data = {
131         .batt_detect            = 0,    /* can't detect battery by ID pin */
132         .topoff_threshold       = MAX8925_TOPOFF_THR_10PER,
133         .fast_charge            = MAX8925_FCHG_1000MA,
134 };
135
136 static struct max8925_platform_data jasper_max8925_info = {
137         .backlight              = &jasper_backlight_data,
138         .power                  = &jasper_power_data,
139         .irq_base               = IRQ_BOARD_START,
140 };
141
142 static struct i2c_board_info jasper_twsi1_info[] = {
143         [0] = {
144                 .type           = "max8649",
145                 .addr           = 0x60,
146                 .platform_data  = &jasper_max8649_info,
147         },
148         [1] = {
149                 .type           = "max8925",
150                 .addr           = 0x3c,
151                 .irq            = IRQ_MMP2_PMIC,
152                 .platform_data  = &jasper_max8925_info,
153         },
154 };
155
156 static struct sdhci_pxa_platdata mmp2_sdh_platdata_mmc0 = {
157         .clk_delay_cycles = 0x1f,
158 };
159
160 static void __init jasper_init(void)
161 {
162         mfp_config(ARRAY_AND_SIZE(jasper_pin_config));
163
164         /* on-chip devices */
165         mmp2_add_uart(1);
166         mmp2_add_uart(3);
167         mmp2_add_twsi(1, NULL, ARRAY_AND_SIZE(jasper_twsi1_info));
168         mmp2_add_sdhost(0, &mmp2_sdh_platdata_mmc0); /* SD/MMC */
169
170         regulator_has_full_constraints();
171 }
172
173 MACHINE_START(MARVELL_JASPER, "Jasper Development Platform")
174         .map_io         = mmp_map_io,
175         .nr_irqs        = JASPER_NR_IRQS,
176         .init_irq       = mmp2_init_irq,
177         .timer          = &mmp2_timer,
178         .init_machine   = jasper_init,
179 MACHINE_END