MIPS: JZ4740: Add platform devices
[sfrench/cifs-2.6.git] / arch / mips / jz4740 / platform.c
1 /*
2  *  Copyright (C) 2009-2010, Lars-Peter Clausen <lars@metafoo.de>
3  *  JZ4740 platform devices
4  *
5  *  This program is free software; you can redistribute it and/or modify it
6  *  under  the terms of the GNU General  Public License as published by the
7  *  Free Software Foundation;  either version 2 of the License, or (at your
8  *  option) any later version.
9  *
10  *  You should have received a copy of the GNU General Public License along
11  *  with this program; if not, write to the Free Software Foundation, Inc.,
12  *  675 Mass Ave, Cambridge, MA 02139, USA.
13  *
14  */
15
16 #include <linux/device.h>
17 #include <linux/init.h>
18 #include <linux/kernel.h>
19 #include <linux/platform_device.h>
20 #include <linux/resource.h>
21
22 #include <linux/dma-mapping.h>
23
24 #include <asm/mach-jz4740/platform.h>
25 #include <asm/mach-jz4740/base.h>
26 #include <asm/mach-jz4740/irq.h>
27
28 #include <linux/serial_core.h>
29 #include <linux/serial_8250.h>
30
31 #include "serial.h"
32 #include "clock.h"
33
34 /* OHCI controller */
35 static struct resource jz4740_usb_ohci_resources[] = {
36         {
37                 .start  = JZ4740_UHC_BASE_ADDR,
38                 .end    = JZ4740_UHC_BASE_ADDR + 0x1000 - 1,
39                 .flags  = IORESOURCE_MEM,
40         },
41         {
42                 .start  = JZ4740_IRQ_UHC,
43                 .end    = JZ4740_IRQ_UHC,
44                 .flags  = IORESOURCE_IRQ,
45         },
46 };
47
48 struct platform_device jz4740_usb_ohci_device = {
49         .name           = "jz4740-ohci",
50         .id             = -1,
51         .dev = {
52                 .dma_mask = &jz4740_usb_ohci_device.dev.coherent_dma_mask,
53                 .coherent_dma_mask = DMA_BIT_MASK(32),
54         },
55         .num_resources  = ARRAY_SIZE(jz4740_usb_ohci_resources),
56         .resource       = jz4740_usb_ohci_resources,
57 };
58
59 /* UDC (USB gadget controller) */
60 static struct resource jz4740_usb_gdt_resources[] = {
61         {
62                 .start  = JZ4740_UDC_BASE_ADDR,
63                 .end    = JZ4740_UDC_BASE_ADDR + 0x1000 - 1,
64                 .flags  = IORESOURCE_MEM,
65         },
66         {
67                 .start  = JZ4740_IRQ_UDC,
68                 .end    = JZ4740_IRQ_UDC,
69                 .flags  = IORESOURCE_IRQ,
70         },
71 };
72
73 struct platform_device jz4740_udc_device = {
74         .name           = "jz-udc",
75         .id             = -1,
76         .dev = {
77                 .dma_mask = &jz4740_udc_device.dev.coherent_dma_mask,
78                 .coherent_dma_mask = DMA_BIT_MASK(32),
79         },
80         .num_resources  = ARRAY_SIZE(jz4740_usb_gdt_resources),
81         .resource       = jz4740_usb_gdt_resources,
82 };
83
84 /* MMC/SD controller */
85 static struct resource jz4740_mmc_resources[] = {
86         {
87                 .start  = JZ4740_MSC_BASE_ADDR,
88                 .end    = JZ4740_MSC_BASE_ADDR + 0x1000 - 1,
89                 .flags  = IORESOURCE_MEM,
90         },
91         {
92                 .start  = JZ4740_IRQ_MSC,
93                 .end    = JZ4740_IRQ_MSC,
94                 .flags  = IORESOURCE_IRQ,
95         }
96 };
97
98 struct platform_device jz4740_mmc_device = {
99         .name           = "jz4740-mmc",
100         .id             = 0,
101         .dev = {
102                 .dma_mask = &jz4740_mmc_device.dev.coherent_dma_mask,
103                 .coherent_dma_mask = DMA_BIT_MASK(32),
104         },
105         .num_resources  = ARRAY_SIZE(jz4740_mmc_resources),
106         .resource       = jz4740_mmc_resources,
107 };
108
109 /* RTC controller */
110 static struct resource jz4740_rtc_resources[] = {
111         {
112                 .start  = JZ4740_RTC_BASE_ADDR,
113                 .end    = JZ4740_RTC_BASE_ADDR + 0x38 - 1,
114                 .flags  = IORESOURCE_MEM,
115         },
116         {
117                 .start  = JZ4740_IRQ_RTC,
118                 .end    = JZ4740_IRQ_RTC,
119                 .flags  = IORESOURCE_IRQ,
120         },
121 };
122
123 struct platform_device jz4740_rtc_device = {
124         .name           = "jz4740-rtc",
125         .id             = -1,
126         .num_resources  = ARRAY_SIZE(jz4740_rtc_resources),
127         .resource       = jz4740_rtc_resources,
128 };
129
130 /* I2C controller */
131 static struct resource jz4740_i2c_resources[] = {
132         {
133                 .start  = JZ4740_I2C_BASE_ADDR,
134                 .end    = JZ4740_I2C_BASE_ADDR + 0x1000 - 1,
135                 .flags  = IORESOURCE_MEM,
136         },
137         {
138                 .start  = JZ4740_IRQ_I2C,
139                 .end    = JZ4740_IRQ_I2C,
140                 .flags  = IORESOURCE_IRQ,
141         }
142 };
143
144 struct platform_device jz4740_i2c_device = {
145         .name           = "jz4740-i2c",
146         .id             = 0,
147         .num_resources  = ARRAY_SIZE(jz4740_i2c_resources),
148         .resource       = jz4740_i2c_resources,
149 };
150
151 /* NAND controller */
152 static struct resource jz4740_nand_resources[] = {
153         {
154                 .name   = "mmio",
155                 .start  = JZ4740_EMC_BASE_ADDR,
156                 .end    = JZ4740_EMC_BASE_ADDR + 0x1000 - 1,
157                 .flags  = IORESOURCE_MEM,
158         },
159         {
160                 .name   = "bank",
161                 .start  = 0x18000000,
162                 .end    = 0x180C0000 - 1,
163                 .flags = IORESOURCE_MEM,
164         },
165 };
166
167 struct platform_device jz4740_nand_device = {
168         .name = "jz4740-nand",
169         .num_resources = ARRAY_SIZE(jz4740_nand_resources),
170         .resource = jz4740_nand_resources,
171 };
172
173 /* LCD controller */
174 static struct resource jz4740_framebuffer_resources[] = {
175         {
176                 .start  = JZ4740_LCD_BASE_ADDR,
177                 .end    = JZ4740_LCD_BASE_ADDR + 0x1000 - 1,
178                 .flags  = IORESOURCE_MEM,
179         },
180 };
181
182 struct platform_device jz4740_framebuffer_device = {
183         .name           = "jz4740-fb",
184         .id             = -1,
185         .num_resources  = ARRAY_SIZE(jz4740_framebuffer_resources),
186         .resource       = jz4740_framebuffer_resources,
187         .dev = {
188                 .dma_mask = &jz4740_framebuffer_device.dev.coherent_dma_mask,
189                 .coherent_dma_mask = DMA_BIT_MASK(32),
190         },
191 };
192
193 /* I2S controller */
194 static struct resource jz4740_i2s_resources[] = {
195         {
196                 .start  = JZ4740_AIC_BASE_ADDR,
197                 .end    = JZ4740_AIC_BASE_ADDR + 0x38 - 1,
198                 .flags  = IORESOURCE_MEM,
199         },
200 };
201
202 struct platform_device jz4740_i2s_device = {
203         .name           = "jz4740-i2s",
204         .id             = -1,
205         .num_resources  = ARRAY_SIZE(jz4740_i2s_resources),
206         .resource       = jz4740_i2s_resources,
207 };
208
209 /* PCM */
210 struct platform_device jz4740_pcm_device = {
211         .name           = "jz4740-pcm",
212         .id             = -1,
213 };
214
215 /* Codec */
216 static struct resource jz4740_codec_resources[] = {
217         {
218                 .start  = JZ4740_AIC_BASE_ADDR + 0x80,
219                 .end    = JZ4740_AIC_BASE_ADDR + 0x88 - 1,
220                 .flags  = IORESOURCE_MEM,
221         },
222 };
223
224 struct platform_device jz4740_codec_device = {
225         .name           = "jz4740-codec",
226         .id             = -1,
227         .num_resources  = ARRAY_SIZE(jz4740_codec_resources),
228         .resource       = jz4740_codec_resources,
229 };
230
231 /* ADC controller */
232 static struct resource jz4740_adc_resources[] = {
233         {
234                 .start  = JZ4740_SADC_BASE_ADDR,
235                 .end    = JZ4740_SADC_BASE_ADDR + 0x30,
236                 .flags  = IORESOURCE_MEM,
237         },
238         {
239                 .start  = JZ4740_IRQ_SADC,
240                 .end    = JZ4740_IRQ_SADC,
241                 .flags  = IORESOURCE_IRQ,
242         },
243         {
244                 .start  = JZ4740_IRQ_ADC_BASE,
245                 .end    = JZ4740_IRQ_ADC_BASE,
246                 .flags  = IORESOURCE_IRQ,
247         },
248 };
249
250 struct platform_device jz4740_adc_device = {
251         .name           = "jz4740-adc",
252         .id             = -1,
253         .num_resources  = ARRAY_SIZE(jz4740_adc_resources),
254         .resource       = jz4740_adc_resources,
255 };
256
257 /* Serial */
258 #define JZ4740_UART_DATA(_id) \
259         { \
260                 .flags = UPF_SKIP_TEST | UPF_IOREMAP | UPF_FIXED_TYPE, \
261                 .iotype = UPIO_MEM, \
262                 .regshift = 2, \
263                 .serial_out = jz4740_serial_out, \
264                 .type = PORT_16550, \
265                 .mapbase = JZ4740_UART ## _id ## _BASE_ADDR, \
266                 .irq = JZ4740_IRQ_UART ## _id, \
267         }
268
269 static struct plat_serial8250_port jz4740_uart_data[] = {
270         JZ4740_UART_DATA(0),
271         JZ4740_UART_DATA(1),
272         {},
273 };
274
275 static struct platform_device jz4740_uart_device = {
276         .name = "serial8250",
277         .id = 0,
278         .dev = {
279                 .platform_data = jz4740_uart_data,
280         },
281 };
282
283 void jz4740_serial_device_register(void)
284 {
285         struct plat_serial8250_port *p;
286
287         for (p = jz4740_uart_data; p->flags != 0; ++p)
288                 p->uartclk = jz4740_clock_bdata.ext_rate;
289
290         platform_device_register(&jz4740_uart_device);
291 }