2 * Copyright 2009 Amit Kucheria <amit.kucheria@canonical.com>
3 * Copyright (C) 2010 Freescale Semiconductor, Inc.
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:
9 * http://www.opensource.org/licenses/gpl-license.html
10 * http://www.gnu.org/copyleft/gpl.html
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>
20 static struct resource uart0
[] = {
22 .start
= MX51_UART1_BASE_ADDR
,
23 .end
= MX51_UART1_BASE_ADDR
+ 0xfff,
24 .flags
= IORESOURCE_MEM
,
26 .start
= MX51_MXC_INT_UART1
,
27 .end
= MX51_MXC_INT_UART1
,
28 .flags
= IORESOURCE_IRQ
,
32 struct platform_device mxc_uart_device0
= {
36 .num_resources
= ARRAY_SIZE(uart0
),
39 static struct resource uart1
[] = {
41 .start
= MX51_UART2_BASE_ADDR
,
42 .end
= MX51_UART2_BASE_ADDR
+ 0xfff,
43 .flags
= IORESOURCE_MEM
,
45 .start
= MX51_MXC_INT_UART2
,
46 .end
= MX51_MXC_INT_UART2
,
47 .flags
= IORESOURCE_IRQ
,
51 struct platform_device mxc_uart_device1
= {
55 .num_resources
= ARRAY_SIZE(uart1
),
58 static struct resource uart2
[] = {
60 .start
= MX51_UART3_BASE_ADDR
,
61 .end
= MX51_UART3_BASE_ADDR
+ 0xfff,
62 .flags
= IORESOURCE_MEM
,
64 .start
= MX51_MXC_INT_UART3
,
65 .end
= MX51_MXC_INT_UART3
,
66 .flags
= IORESOURCE_IRQ
,
70 struct platform_device mxc_uart_device2
= {
74 .num_resources
= ARRAY_SIZE(uart2
),
77 static struct resource mxc_fec_resources
[] = {
79 .start
= MX51_MXC_FEC_BASE_ADDR
,
80 .end
= MX51_MXC_FEC_BASE_ADDR
+ 0xfff,
81 .flags
= IORESOURCE_MEM
,
83 .start
= MX51_MXC_INT_FEC
,
84 .end
= MX51_MXC_INT_FEC
,
85 .flags
= IORESOURCE_IRQ
,
89 struct platform_device mxc_fec_device
= {
92 .num_resources
= ARRAY_SIZE(mxc_fec_resources
),
93 .resource
= mxc_fec_resources
,
96 static struct resource mxc_i2c0_resources
[] = {
98 .start
= MX51_I2C1_BASE_ADDR
,
99 .end
= MX51_I2C1_BASE_ADDR
+ SZ_4K
- 1,
100 .flags
= IORESOURCE_MEM
,
102 .start
= MX51_MXC_INT_I2C1
,
103 .end
= MX51_MXC_INT_I2C1
,
104 .flags
= IORESOURCE_IRQ
,
108 struct platform_device mxc_i2c_device0
= {
111 .num_resources
= ARRAY_SIZE(mxc_i2c0_resources
),
112 .resource
= mxc_i2c0_resources
,
115 static struct resource mxc_i2c1_resources
[] = {
117 .start
= MX51_I2C2_BASE_ADDR
,
118 .end
= MX51_I2C2_BASE_ADDR
+ SZ_4K
- 1,
119 .flags
= IORESOURCE_MEM
,
121 .start
= MX51_MXC_INT_I2C2
,
122 .end
= MX51_MXC_INT_I2C2
,
123 .flags
= IORESOURCE_IRQ
,
127 struct platform_device mxc_i2c_device1
= {
130 .num_resources
= ARRAY_SIZE(mxc_i2c1_resources
),
131 .resource
= mxc_i2c1_resources
,
134 static struct resource mxc_hsi2c_resources
[] = {
136 .start
= MX51_HSI2C_DMA_BASE_ADDR
,
137 .end
= MX51_HSI2C_DMA_BASE_ADDR
+ SZ_16K
- 1,
138 .flags
= IORESOURCE_MEM
,
141 .start
= MX51_MXC_INT_HS_I2C
,
142 .end
= MX51_MXC_INT_HS_I2C
,
143 .flags
= IORESOURCE_IRQ
,
147 struct platform_device mxc_hsi2c_device
= {
150 .num_resources
= ARRAY_SIZE(mxc_hsi2c_resources
),
151 .resource
= mxc_hsi2c_resources
154 static u64 usb_dma_mask
= DMA_BIT_MASK(32);
156 static struct resource usbotg_resources
[] = {
158 .start
= MX51_OTG_BASE_ADDR
,
159 .end
= MX51_OTG_BASE_ADDR
+ 0x1ff,
160 .flags
= IORESOURCE_MEM
,
163 .start
= MX51_MXC_INT_USB_OTG
,
164 .flags
= IORESOURCE_IRQ
,
168 /* OTG gadget device */
169 struct platform_device mxc_usbdr_udc_device
= {
170 .name
= "fsl-usb2-udc",
172 .num_resources
= ARRAY_SIZE(usbotg_resources
),
173 .resource
= usbotg_resources
,
175 .dma_mask
= &usb_dma_mask
,
176 .coherent_dma_mask
= DMA_BIT_MASK(32),
180 struct platform_device mxc_usbdr_host_device
= {
183 .num_resources
= ARRAY_SIZE(usbotg_resources
),
184 .resource
= usbotg_resources
,
186 .dma_mask
= &usb_dma_mask
,
187 .coherent_dma_mask
= DMA_BIT_MASK(32),
191 static struct resource usbh1_resources
[] = {
193 .start
= MX51_OTG_BASE_ADDR
+ 0x200,
194 .end
= MX51_OTG_BASE_ADDR
+ 0x200 + 0x1ff,
195 .flags
= IORESOURCE_MEM
,
198 .start
= MX51_MXC_INT_USB_H1
,
199 .flags
= IORESOURCE_IRQ
,
203 struct platform_device mxc_usbh1_device
= {
206 .num_resources
= ARRAY_SIZE(usbh1_resources
),
207 .resource
= usbh1_resources
,
209 .dma_mask
= &usb_dma_mask
,
210 .coherent_dma_mask
= DMA_BIT_MASK(32),
214 static struct resource mxc_wdt_resources
[] = {
216 .start
= MX51_WDOG_BASE_ADDR
,
217 .end
= MX51_WDOG_BASE_ADDR
+ SZ_16K
- 1,
218 .flags
= IORESOURCE_MEM
,
222 struct platform_device mxc_wdt
= {
225 .num_resources
= ARRAY_SIZE(mxc_wdt_resources
),
226 .resource
= mxc_wdt_resources
,
229 static struct resource mxc_kpp_resources
[] = {
231 .start
= MX51_MXC_INT_KPP
,
232 .end
= MX51_MXC_INT_KPP
,
233 .flags
= IORESOURCE_IRQ
,
235 .start
= MX51_KPP_BASE_ADDR
,
236 .end
= MX51_KPP_BASE_ADDR
+ 0x8 - 1,
237 .flags
= IORESOURCE_MEM
,
241 struct platform_device mxc_keypad_device
= {
242 .name
= "imx-keypad",
244 .num_resources
= ARRAY_SIZE(mxc_kpp_resources
),
245 .resource
= mxc_kpp_resources
,
248 static struct mxc_gpio_port mxc_gpio_ports
[] = {
250 .chip
.label
= "gpio-0",
251 .base
= MX51_IO_ADDRESS(MX51_GPIO1_BASE_ADDR
),
252 .irq
= MX51_MXC_INT_GPIO1_LOW
,
253 .irq_high
= MX51_MXC_INT_GPIO1_HIGH
,
254 .virtual_irq_start
= MXC_GPIO_IRQ_START
257 .chip
.label
= "gpio-1",
258 .base
= MX51_IO_ADDRESS(MX51_GPIO2_BASE_ADDR
),
259 .irq
= MX51_MXC_INT_GPIO2_LOW
,
260 .irq_high
= MX51_MXC_INT_GPIO2_HIGH
,
261 .virtual_irq_start
= MXC_GPIO_IRQ_START
+ 32 * 1
264 .chip
.label
= "gpio-2",
265 .base
= MX51_IO_ADDRESS(MX51_GPIO3_BASE_ADDR
),
266 .irq
= MX51_MXC_INT_GPIO3_LOW
,
267 .irq_high
= MX51_MXC_INT_GPIO3_HIGH
,
268 .virtual_irq_start
= MXC_GPIO_IRQ_START
+ 32 * 2
271 .chip
.label
= "gpio-3",
272 .base
= MX51_IO_ADDRESS(MX51_GPIO4_BASE_ADDR
),
273 .irq
= MX51_MXC_INT_GPIO4_LOW
,
274 .irq_high
= MX51_MXC_INT_GPIO4_HIGH
,
275 .virtual_irq_start
= MXC_GPIO_IRQ_START
+ 32 * 3
279 int __init
imx51_register_gpios(void)
281 return mxc_gpio_init(mxc_gpio_ports
, ARRAY_SIZE(mxc_gpio_ports
));