1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * linux/arch/arm/mach-mmp/jasper.c
4 *
5 * Support for the Marvell Jasper Development Platform.
6 *
7 * Copyright (C) 2009-2010 Marvell International Ltd.
8 */
9
10 #include <linux/init.h>
11 #include <linux/kernel.h>
12 #include <linux/gpio-pxa.h>
13 #include <linux/platform_device.h>
14 #include <linux/io.h>
15 #include <linux/regulator/machine.h>
16 #include <linux/regulator/max8649.h>
17 #include <linux/mfd/max8925.h>
18 #include <linux/interrupt.h>
19
20 #include "irqs.h"
21 #include <asm/mach-types.h>
22 #include <asm/mach/arch.h>
23 #include "addr-map.h"
24 #include "mfp-mmp2.h"
25 #include "mmp2.h"
26
27 #include "common.h"
28
29 #define JASPER_NR_IRQS (MMP_NR_IRQS + 48)
30
31 static unsigned long jasper_pin_config[] __initdata = {
32 /* UART1 */
33 GPIO29_UART1_RXD,
34 GPIO30_UART1_TXD,
35
36 /* UART3 */
37 GPIO51_UART3_RXD,
38 GPIO52_UART3_TXD,
39
40 /* DFI */
41 GPIO168_DFI_D0,
42 GPIO167_DFI_D1,
43 GPIO166_DFI_D2,
44 GPIO165_DFI_D3,
45 GPIO107_DFI_D4,
46 GPIO106_DFI_D5,
47 GPIO105_DFI_D6,
48 GPIO104_DFI_D7,
49 GPIO111_DFI_D8,
50 GPIO164_DFI_D9,
51 GPIO163_DFI_D10,
52 GPIO162_DFI_D11,
53 GPIO161_DFI_D12,
54 GPIO110_DFI_D13,
55 GPIO109_DFI_D14,
56 GPIO108_DFI_D15,
57 GPIO143_ND_nCS0,
58 GPIO144_ND_nCS1,
59 GPIO147_ND_nWE,
60 GPIO148_ND_nRE,
61 GPIO150_ND_ALE,
62 GPIO149_ND_CLE,
63 GPIO112_ND_RDY0,
64 GPIO160_ND_RDY1,
65
66 /* PMIC */
67 PMIC_PMIC_INT | MFP_LPM_EDGE_FALL,
68
69 /* MMC1 */
70 GPIO131_MMC1_DAT3,
71 GPIO132_MMC1_DAT2,
72 GPIO133_MMC1_DAT1,
73 GPIO134_MMC1_DAT0,
74 GPIO136_MMC1_CMD,
75 GPIO139_MMC1_CLK,
76 GPIO140_MMC1_CD,
77 GPIO141_MMC1_WP,
78
79 /* MMC2 */
80 GPIO37_MMC2_DAT3,
81 GPIO38_MMC2_DAT2,
82 GPIO39_MMC2_DAT1,
83 GPIO40_MMC2_DAT0,
84 GPIO41_MMC2_CMD,
85 GPIO42_MMC2_CLK,
86
87 /* MMC3 */
88 GPIO165_MMC3_DAT7,
89 GPIO162_MMC3_DAT6,
90 GPIO166_MMC3_DAT5,
91 GPIO163_MMC3_DAT4,
92 GPIO167_MMC3_DAT3,
93 GPIO164_MMC3_DAT2,
94 GPIO168_MMC3_DAT1,
95 GPIO111_MMC3_DAT0,
96 GPIO112_MMC3_CMD,
97 GPIO151_MMC3_CLK,
98 };
99
100 static struct pxa_gpio_platform_data mmp2_gpio_pdata = {
101 .irq_base = MMP_GPIO_TO_IRQ(0),
102 };
103
104 static struct regulator_consumer_supply max8649_supply[] = {
105 REGULATOR_SUPPLY("vcc_core", NULL),
106 };
107
108 static struct regulator_init_data max8649_init_data = {
109 .constraints = {
110 .name = "vcc_core range",
111 .min_uV = 1150000,
112 .max_uV = 1280000,
113 .always_on = 1,
114 .boot_on = 1,
115 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
116 },
117 .num_consumer_supplies = 1,
118 .consumer_supplies = &max8649_supply[0],
119 };
120
121 static struct max8649_platform_data jasper_max8649_info = {
122 .mode = 2, /* VID1 = 1, VID0 = 0 */
123 .extclk = 0,
124 .ramp_timing = MAX8649_RAMP_32MV,
125 .regulator = &max8649_init_data,
126 };
127
128 static struct max8925_backlight_pdata jasper_backlight_data = {
129 .dual_string = 0,
130 };
131
132 static struct max8925_power_pdata jasper_power_data = {
133 .batt_detect = 0, /* can't detect battery by ID pin */
134 .topoff_threshold = MAX8925_TOPOFF_THR_10PER,
135 .fast_charge = MAX8925_FCHG_1000MA,
136 };
137
138 static struct max8925_platform_data jasper_max8925_info = {
139 .backlight = &jasper_backlight_data,
140 .power = &jasper_power_data,
141 .irq_base = MMP_NR_IRQS,
142 };
143
144 static struct i2c_board_info jasper_twsi1_info[] = {
145 [0] = {
146 .type = "max8649",
147 .addr = 0x60,
148 .platform_data = &jasper_max8649_info,
149 },
150 [1] = {
151 .type = "max8925",
152 .addr = 0x3c,
153 .irq = IRQ_MMP2_PMIC,
154 .platform_data = &jasper_max8925_info,
155 },
156 };
157
158 static struct sdhci_pxa_platdata mmp2_sdh_platdata_mmc0 = {
159 .clk_delay_cycles = 0x1f,
160 };
161
jasper_init(void)162 static void __init jasper_init(void)
163 {
164 mfp_config(ARRAY_AND_SIZE(jasper_pin_config));
165
166 /* on-chip devices */
167 mmp2_add_uart(1);
168 mmp2_add_uart(3);
169 mmp2_add_twsi(1, NULL, ARRAY_AND_SIZE(jasper_twsi1_info));
170 platform_device_add_data(&mmp2_device_gpio, &mmp2_gpio_pdata,
171 sizeof(struct pxa_gpio_platform_data));
172 platform_device_register(&mmp2_device_gpio);
173 mmp2_add_sdhost(0, &mmp2_sdh_platdata_mmc0); /* SD/MMC */
174
175 regulator_has_full_constraints();
176 }
177
178 MACHINE_START(MARVELL_JASPER, "Jasper Development Platform")
179 .map_io = mmp_map_io,
180 .nr_irqs = JASPER_NR_IRQS,
181 .init_irq = mmp2_init_irq,
182 .init_time = mmp2_timer_init,
183 .init_machine = jasper_init,
184 .restart = mmp_restart,
185 MACHINE_END
186