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20266df5 HZ |
1 | /* |
2 | * linux/arch/arm/mach-pxa/tavorevb3.c | |
3 | * | |
4 | * Support for the Marvell EVB3 Development Platform. | |
5 | * | |
6 | * Copyright: (C) Copyright 2008-2010 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/interrupt.h> | |
17 | #include <linux/i2c.h> | |
18 | #include <linux/gpio.h> | |
19 | #include <linux/mfd/88pm860x.h> | |
20 | ||
21 | #include <asm/mach-types.h> | |
22 | #include <asm/mach/arch.h> | |
23 | ||
24 | #include <mach/pxa930.h> | |
25 | ||
26 | #include <plat/i2c.h> | |
27 | ||
28 | #include "devices.h" | |
29 | #include "generic.h" | |
30 | ||
31 | #define TAVOREVB3_NR_IRQS (IRQ_BOARD_START + 24) | |
32 | ||
33 | static mfp_cfg_t evb3_mfp_cfg[] __initdata = { | |
34 | /* UART */ | |
35 | GPIO53_UART1_TXD, | |
36 | GPIO54_UART1_RXD, | |
37 | ||
38 | /* PMIC */ | |
39 | PMIC_INT_GPIO83, | |
40 | }; | |
41 | ||
42 | #if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE) | |
43 | static struct pm860x_touch_pdata evb3_touch = { | |
44 | .gpadc_prebias = 1, | |
45 | .slot_cycle = 1, | |
46 | .tsi_prebias = 6, | |
47 | .pen_prebias = 16, | |
48 | .pen_prechg = 2, | |
49 | .res_x = 300, | |
50 | }; | |
51 | ||
52 | static struct pm860x_backlight_pdata evb3_backlight[] = { | |
53 | { | |
54 | .id = PM8606_ID_BACKLIGHT, | |
55 | .iset = PM8606_WLED_CURRENT(24), | |
56 | .flags = PM8606_BACKLIGHT1, | |
57 | }, | |
58 | {}, | |
59 | }; | |
60 | ||
61 | static struct pm860x_led_pdata evb3_led[] = { | |
62 | { | |
63 | .id = PM8606_ID_LED, | |
64 | .iset = PM8606_LED_CURRENT(12), | |
65 | .flags = PM8606_LED1_RED, | |
66 | }, { | |
67 | .id = PM8606_ID_LED, | |
68 | .iset = PM8606_LED_CURRENT(12), | |
69 | .flags = PM8606_LED1_GREEN, | |
70 | }, { | |
71 | .id = PM8606_ID_LED, | |
72 | .iset = PM8606_LED_CURRENT(12), | |
73 | .flags = PM8606_LED1_BLUE, | |
74 | }, { | |
75 | .id = PM8606_ID_LED, | |
76 | .iset = PM8606_LED_CURRENT(12), | |
77 | .flags = PM8606_LED2_RED, | |
78 | }, { | |
79 | .id = PM8606_ID_LED, | |
80 | .iset = PM8606_LED_CURRENT(12), | |
81 | .flags = PM8606_LED2_GREEN, | |
82 | }, { | |
83 | .id = PM8606_ID_LED, | |
84 | .iset = PM8606_LED_CURRENT(12), | |
85 | .flags = PM8606_LED2_BLUE, | |
86 | }, | |
87 | }; | |
88 | ||
89 | static struct pm860x_platform_data evb3_pm8607_info = { | |
90 | .touch = &evb3_touch, | |
91 | .backlight = &evb3_backlight[0], | |
92 | .led = &evb3_led[0], | |
93 | .companion_addr = 0x10, | |
94 | .irq_mode = 0, | |
95 | .irq_base = IRQ_BOARD_START, | |
96 | ||
97 | .i2c_port = GI2C_PORT, | |
98 | }; | |
99 | ||
100 | static struct i2c_board_info evb3_i2c_info[] = { | |
101 | { | |
102 | .type = "88PM860x", | |
103 | .addr = 0x34, | |
104 | .platform_data = &evb3_pm8607_info, | |
105 | .irq = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO83)), | |
106 | }, | |
107 | }; | |
108 | ||
109 | static void __init evb3_init_i2c(void) | |
110 | { | |
111 | pxa_set_i2c_info(NULL); | |
112 | i2c_register_board_info(0, ARRAY_AND_SIZE(evb3_i2c_info)); | |
113 | } | |
114 | #else | |
115 | static inline void evb3_init_i2c(void) {} | |
116 | #endif | |
117 | ||
118 | static void __init evb3_init(void) | |
119 | { | |
120 | /* initialize MFP configurations */ | |
121 | pxa3xx_mfp_config(ARRAY_AND_SIZE(evb3_mfp_cfg)); | |
122 | ||
123 | pxa_set_ffuart_info(NULL); | |
124 | ||
125 | evb3_init_i2c(); | |
126 | } | |
127 | ||
128 | MACHINE_START(TAVOREVB3, "PXA950 Evaluation Board (aka TavorEVB3)") | |
20266df5 | 129 | .boot_params = 0xa0000100, |
851982c1 | 130 | .map_io = pxa3xx_map_io, |
20266df5 HZ |
131 | .nr_irqs = TAVOREVB3_NR_IRQS, |
132 | .init_irq = pxa3xx_init_irq, | |
133 | .timer = &pxa_timer, | |
134 | .init_machine = evb3_init, | |
135 | MACHINE_END |