1 /*
2 * Copyright 2004-2009 Analog Devices Inc.
3 * 2007 David Rowe
4 * 2006 Intratrade Ltd.
5 * Ivan Danov <idanov@gmail.com>
6 * 2005 National ICT Australia (NICTA)
7 * Aidan Williams <aidan@nicta.com.au>
8 *
9 * Licensed under the GPL-2 or later.
10 */
11
12 #include <linux/device.h>
13 #include <linux/platform_device.h>
14 #include <linux/mtd/mtd.h>
15 #include <linux/mtd/partitions.h>
16 #include <linux/spi/spi.h>
17 #include <linux/spi/flash.h>
18 #if IS_ENABLED(CONFIG_USB_ISP1362_HCD)
19 #include <linux/usb/isp1362.h>
20 #endif
21 #include <asm/irq.h>
22 #include <asm/dma.h>
23 #include <asm/bfin5xx_spi.h>
24 #include <asm/portmux.h>
25
26 /*
27 * Name the Board for the /proc/cpuinfo
28 */
29 const char bfin_board_name[] = "IP04/IP08";
30
31 /*
32 * Driver needs to know address, irq and flag pin.
33 */
34 #if defined(CONFIG_BFIN532_IP0X)
35 #if IS_ENABLED(CONFIG_DM9000)
36
37 #include <linux/dm9000.h>
38
39 static struct resource dm9000_resource1[] = {
40 {
41 .start = 0x20100000,
42 .end = 0x20100000 + 1,
43 .flags = IORESOURCE_MEM
44 },{
45 .start = 0x20100000 + 2,
46 .end = 0x20100000 + 3,
47 .flags = IORESOURCE_MEM
48 },{
49 .start = IRQ_PF15,
50 .end = IRQ_PF15,
51 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE
52 }
53 };
54
55 static struct resource dm9000_resource2[] = {
56 {
57 .start = 0x20200000,
58 .end = 0x20200000 + 1,
59 .flags = IORESOURCE_MEM
60 },{
61 .start = 0x20200000 + 2,
62 .end = 0x20200000 + 3,
63 .flags = IORESOURCE_MEM
64 },{
65 .start = IRQ_PF14,
66 .end = IRQ_PF14,
67 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE
68 }
69 };
70
71 /*
72 * for the moment we limit ourselves to 16bit IO until some
73 * better IO routines can be written and tested
74 */
75 static struct dm9000_plat_data dm9000_platdata1 = {
76 .flags = DM9000_PLATF_16BITONLY,
77 };
78
79 static struct platform_device dm9000_device1 = {
80 .name = "dm9000",
81 .id = 0,
82 .num_resources = ARRAY_SIZE(dm9000_resource1),
83 .resource = dm9000_resource1,
84 .dev = {
85 .platform_data = &dm9000_platdata1,
86 }
87 };
88
89 static struct dm9000_plat_data dm9000_platdata2 = {
90 .flags = DM9000_PLATF_16BITONLY,
91 };
92
93 static struct platform_device dm9000_device2 = {
94 .name = "dm9000",
95 .id = 1,
96 .num_resources = ARRAY_SIZE(dm9000_resource2),
97 .resource = dm9000_resource2,
98 .dev = {
99 .platform_data = &dm9000_platdata2,
100 }
101 };
102
103 #endif
104 #endif
105
106
107 #if IS_ENABLED(CONFIG_SPI_BFIN5XX)
108 /* all SPI peripherals info goes here */
109
110 #if IS_ENABLED(CONFIG_MMC_SPI)
111 static struct bfin5xx_spi_chip mmc_spi_chip_info = {
112 .enable_dma = 0, /* if 1 - block!!! */
113 };
114 #endif
115
116 /* Notice: for blackfin, the speed_hz is the value of register
117 * SPI_BAUD, not the real baudrate */
118 static struct spi_board_info bfin_spi_board_info[] __initdata = {
119 #if IS_ENABLED(CONFIG_MMC_SPI)
120 {
121 .modalias = "mmc_spi",
122 .max_speed_hz = 2,
123 .bus_num = 1,
124 .chip_select = 5,
125 .controller_data = &mmc_spi_chip_info,
126 },
127 #endif
128 };
129
130 /* SPI controller data */
131 static struct bfin5xx_spi_master spi_bfin_master_info = {
132 .num_chipselect = 8,
133 .enable_dma = 1, /* master has the ability to do dma transfer */
134 };
135
136 static struct platform_device spi_bfin_master_device = {
137 .name = "bfin-spi-master",
138 .id = 1, /* Bus number */
139 .dev = {
140 .platform_data = &spi_bfin_master_info, /* Passed to driver */
141 },
142 };
143 #endif /* spi master and devices */
144
145 #if IS_ENABLED(CONFIG_SERIAL_BFIN)
146 #ifdef CONFIG_SERIAL_BFIN_UART0
147 static struct resource bfin_uart0_resources[] = {
148 {
149 .start = BFIN_UART_THR,
150 .end = BFIN_UART_GCTL+2,
151 .flags = IORESOURCE_MEM,
152 },
153 {
154 .start = IRQ_UART0_TX,
155 .end = IRQ_UART0_TX,
156 .flags = IORESOURCE_IRQ,
157 },
158 {
159 .start = IRQ_UART0_RX,
160 .end = IRQ_UART0_RX,
161 .flags = IORESOURCE_IRQ,
162 },
163 {
164 .start = IRQ_UART0_ERROR,
165 .end = IRQ_UART0_ERROR,
166 .flags = IORESOURCE_IRQ,
167 },
168 {
169 .start = CH_UART0_TX,
170 .end = CH_UART0_TX,
171 .flags = IORESOURCE_DMA,
172 },
173 {
174 .start = CH_UART0_RX,
175 .end = CH_UART0_RX,
176 .flags = IORESOURCE_DMA,
177 },
178 };
179
180 static unsigned short bfin_uart0_peripherals[] = {
181 P_UART0_TX, P_UART0_RX, 0
182 };
183
184 static struct platform_device bfin_uart0_device = {
185 .name = "bfin-uart",
186 .id = 0,
187 .num_resources = ARRAY_SIZE(bfin_uart0_resources),
188 .resource = bfin_uart0_resources,
189 .dev = {
190 .platform_data = &bfin_uart0_peripherals, /* Passed to driver */
191 },
192 };
193 #endif
194 #endif
195
196 #if IS_ENABLED(CONFIG_BFIN_SIR)
197 #ifdef CONFIG_BFIN_SIR0
198 static struct resource bfin_sir0_resources[] = {
199 {
200 .start = 0xFFC00400,
201 .end = 0xFFC004FF,
202 .flags = IORESOURCE_MEM,
203 },
204 {
205 .start = IRQ_UART0_RX,
206 .end = IRQ_UART0_RX+1,
207 .flags = IORESOURCE_IRQ,
208 },
209 {
210 .start = CH_UART0_RX,
211 .end = CH_UART0_RX+1,
212 .flags = IORESOURCE_DMA,
213 },
214 };
215
216 static struct platform_device bfin_sir0_device = {
217 .name = "bfin_sir",
218 .id = 0,
219 .num_resources = ARRAY_SIZE(bfin_sir0_resources),
220 .resource = bfin_sir0_resources,
221 };
222 #endif
223 #endif
224
225 #if IS_ENABLED(CONFIG_USB_ISP1362_HCD)
226 static struct resource isp1362_hcd_resources[] = {
227 {
228 .start = 0x20300000,
229 .end = 0x20300000 + 1,
230 .flags = IORESOURCE_MEM,
231 },{
232 .start = 0x20300000 + 2,
233 .end = 0x20300000 + 3,
234 .flags = IORESOURCE_MEM,
235 },{
236 .start = IRQ_PF11,
237 .end = IRQ_PF11,
238 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
239 },
240 };
241
242 static struct isp1362_platform_data isp1362_priv = {
243 .sel15Kres = 1,
244 .clknotstop = 0,
245 .oc_enable = 0, /* external OC */
246 .int_act_high = 0,
247 .int_edge_triggered = 0,
248 .remote_wakeup_connected = 0,
249 .no_power_switching = 1,
250 .power_switching_mode = 0,
251 };
252
253 static struct platform_device isp1362_hcd_device = {
254 .name = "isp1362-hcd",
255 .id = 0,
256 .dev = {
257 .platform_data = &isp1362_priv,
258 },
259 .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
260 .resource = isp1362_hcd_resources,
261 };
262 #endif
263
264
265 static struct platform_device *ip0x_devices[] __initdata = {
266 #if defined(CONFIG_BFIN532_IP0X)
267 #if IS_ENABLED(CONFIG_DM9000)
268 &dm9000_device1,
269 &dm9000_device2,
270 #endif
271 #endif
272
273 #if IS_ENABLED(CONFIG_SPI_BFIN5XX)
274 &spi_bfin_master_device,
275 #endif
276
277 #if IS_ENABLED(CONFIG_SERIAL_BFIN)
278 #ifdef CONFIG_SERIAL_BFIN_UART0
279 &bfin_uart0_device,
280 #endif
281 #endif
282
283 #if IS_ENABLED(CONFIG_BFIN_SIR)
284 #ifdef CONFIG_BFIN_SIR0
285 &bfin_sir0_device,
286 #endif
287 #endif
288
289 #if IS_ENABLED(CONFIG_USB_ISP1362_HCD)
290 &isp1362_hcd_device,
291 #endif
292 };
293
ip0x_init(void)294 static int __init ip0x_init(void)
295 {
296 printk(KERN_INFO "%s(): registering device resources\n", __func__);
297 platform_add_devices(ip0x_devices, ARRAY_SIZE(ip0x_devices));
298
299 spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
300
301 return 0;
302 }
303
304 arch_initcall(ip0x_init);
305
306 static struct platform_device *ip0x_early_devices[] __initdata = {
307 #if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
308 #ifdef CONFIG_SERIAL_BFIN_UART0
309 &bfin_uart0_device,
310 #endif
311 #endif
312 };
313
native_machine_early_platform_add_devices(void)314 void __init native_machine_early_platform_add_devices(void)
315 {
316 printk(KERN_INFO "register early platform devices\n");
317 early_platform_add_devices(ip0x_early_devices,
318 ARRAY_SIZE(ip0x_early_devices));
319 }
320