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1 | /* |
2 | * Copyright 2009 Amit Kucheria <amit.kucheria@canonical.com> |
3 | * Copyright (C) 2010 Freescale Semiconductor, Inc. |
4 | * |
5 | * The code contained herein is licensed under the GNU General Public |
6 | * License. You may obtain a copy of the GNU General Public License |
7 | * Version 2 or later at the following locations: |
8 | * |
9 | * http://www.opensource.org/licenses/gpl-license.html |
10 | * http://www.gnu.org/copyleft/gpl.html |
11 | */ |
12 | |
13 | #include <linux/platform_device.h> |
14 | #include <linux/dma-mapping.h> |
15 | #include <linux/gpio.h> |
16 | #include <mach/hardware.h> |
17 | #include <mach/imx-uart.h> |
18 | #include <mach/irqs.h> |
19 | |
20 | static struct resource mxc_hsi2c_resources[] = { |
21 | { |
22 | .start = MX51_HSI2C_DMA_BASE_ADDR, |
23 | .end = MX51_HSI2C_DMA_BASE_ADDR + SZ_16K - 1, |
24 | .flags = IORESOURCE_MEM, |
25 | }, |
26 | { |
27 | .start = MX51_MXC_INT_HS_I2C, |
28 | .end = MX51_MXC_INT_HS_I2C, |
29 | .flags = IORESOURCE_IRQ, |
30 | }, |
31 | }; |
32 | |
33 | struct platform_device mxc_hsi2c_device = { |
34 | .name = "imx-i2c", |
35 | .id = 2, |
36 | .num_resources = ARRAY_SIZE(mxc_hsi2c_resources), |
37 | .resource = mxc_hsi2c_resources |
38 | }; |
39 | |
40 | static u64 usb_dma_mask = DMA_BIT_MASK(32); |
41 | |
42 | static struct resource usbotg_resources[] = { |
43 | { |
44 | .start = MX51_OTG_BASE_ADDR, |
45 | .end = MX51_OTG_BASE_ADDR + 0x1ff, |
46 | .flags = IORESOURCE_MEM, |
47 | }, |
48 | { |
49 | .start = MX51_MXC_INT_USB_OTG, |
50 | .flags = IORESOURCE_IRQ, |
51 | }, |
52 | }; |
53 | |
54 | /* OTG gadget device */ |
55 | struct platform_device mxc_usbdr_udc_device = { |
56 | .name = "fsl-usb2-udc", |
57 | .id = -1, |
58 | .num_resources = ARRAY_SIZE(usbotg_resources), |
59 | .resource = usbotg_resources, |
60 | .dev = { |
61 | .dma_mask = &usb_dma_mask, |
62 | .coherent_dma_mask = DMA_BIT_MASK(32), |
63 | }, |
64 | }; |
65 | |
66 | struct platform_device mxc_usbdr_host_device = { |
67 | .name = "mxc-ehci", |
68 | .id = 0, |
69 | .num_resources = ARRAY_SIZE(usbotg_resources), |
70 | .resource = usbotg_resources, |
71 | .dev = { |
72 | .dma_mask = &usb_dma_mask, |
73 | .coherent_dma_mask = DMA_BIT_MASK(32), |
74 | }, |
75 | }; |
76 | |
77 | static struct resource usbh1_resources[] = { |
78 | { |
79 | .start = MX51_OTG_BASE_ADDR + 0x200, |
80 | .end = MX51_OTG_BASE_ADDR + 0x200 + 0x1ff, |
81 | .flags = IORESOURCE_MEM, |
82 | }, |
83 | { |
84 | .start = MX51_MXC_INT_USB_H1, |
85 | .flags = IORESOURCE_IRQ, |
86 | }, |
87 | }; |
88 | |
89 | struct platform_device mxc_usbh1_device = { |
90 | .name = "mxc-ehci", |
91 | .id = 1, |
92 | .num_resources = ARRAY_SIZE(usbh1_resources), |
93 | .resource = usbh1_resources, |
94 | .dev = { |
95 | .dma_mask = &usb_dma_mask, |
96 | .coherent_dma_mask = DMA_BIT_MASK(32), |
97 | }, |
98 | }; |
99 | |
100 | static struct resource mxc_wdt_resources[] = { |
101 | { |
102 | .start = MX51_WDOG_BASE_ADDR, |
103 | .end = MX51_WDOG_BASE_ADDR + SZ_16K - 1, |
104 | .flags = IORESOURCE_MEM, |
105 | }, |
106 | }; |
107 | |
108 | struct platform_device mxc_wdt = { |
109 | .name = "imx2-wdt", |
110 | .id = 0, |
111 | .num_resources = ARRAY_SIZE(mxc_wdt_resources), |
112 | .resource = mxc_wdt_resources, |
113 | }; |
114 | |
115 | static struct resource mxc_kpp_resources[] = { |
116 | { |
117 | .start = MX51_MXC_INT_KPP, |
118 | .end = MX51_MXC_INT_KPP, |
119 | .flags = IORESOURCE_IRQ, |
120 | } , { |
121 | .start = MX51_KPP_BASE_ADDR, |
122 | .end = MX51_KPP_BASE_ADDR + 0x8 - 1, |
123 | .flags = IORESOURCE_MEM, |
124 | }, |
125 | }; |
126 | |
127 | struct platform_device mxc_keypad_device = { |
128 | .name = "imx-keypad", |
129 | .id = 0, |
130 | .num_resources = ARRAY_SIZE(mxc_kpp_resources), |
131 | .resource = mxc_kpp_resources, |
132 | }; |
133 | |
134 | static struct mxc_gpio_port mxc_gpio_ports[] = { |
135 | { |
136 | .chip.label = "gpio-0", |
137 | .base = MX51_IO_ADDRESS(MX51_GPIO1_BASE_ADDR), |
138 | .irq = MX51_MXC_INT_GPIO1_LOW, |
139 | .irq_high = MX51_MXC_INT_GPIO1_HIGH, |
140 | .virtual_irq_start = MXC_GPIO_IRQ_START |
141 | }, |
142 | { |
143 | .chip.label = "gpio-1", |
144 | .base = MX51_IO_ADDRESS(MX51_GPIO2_BASE_ADDR), |
145 | .irq = MX51_MXC_INT_GPIO2_LOW, |
146 | .irq_high = MX51_MXC_INT_GPIO2_HIGH, |
147 | .virtual_irq_start = MXC_GPIO_IRQ_START + 32 * 1 |
148 | }, |
149 | { |
150 | .chip.label = "gpio-2", |
151 | .base = MX51_IO_ADDRESS(MX51_GPIO3_BASE_ADDR), |
152 | .irq = MX51_MXC_INT_GPIO3_LOW, |
153 | .irq_high = MX51_MXC_INT_GPIO3_HIGH, |
154 | .virtual_irq_start = MXC_GPIO_IRQ_START + 32 * 2 |
155 | }, |
156 | { |
157 | .chip.label = "gpio-3", |
158 | .base = MX51_IO_ADDRESS(MX51_GPIO4_BASE_ADDR), |
159 | .irq = MX51_MXC_INT_GPIO4_LOW, |
160 | .irq_high = MX51_MXC_INT_GPIO4_HIGH, |
161 | .virtual_irq_start = MXC_GPIO_IRQ_START + 32 * 3 |
162 | }, |
163 | }; |
164 | |
165 | int __init imx51_register_gpios(void) |
166 | { |
167 | return mxc_gpio_init(mxc_gpio_ports, ARRAY_SIZE(mxc_gpio_ports)); |
168 | } |
169 |
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