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-rw-r--r--arch/arm/mach-omap/board-innovator.c282
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diff --git a/arch/arm/mach-omap/board-innovator.c b/arch/arm/mach-omap/board-innovator.c
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1/*
2 * linux/arch/arm/mach-omap/board-innovator.c
3 *
4 * Board specific inits for OMAP-1510 and OMAP-1610 Innovator
5 *
6 * Copyright (C) 2001 RidgeRun, Inc.
7 * Author: Greg Lonnon <glonnon@ridgerun.com>
8 *
9 * Copyright (C) 2002 MontaVista Software, Inc.
10 *
11 * Separated FPGA interrupts from innovator1510.c and cleaned up for 2.6
12 * Copyright (C) 2004 Nokia Corporation by Tony Lindrgen <tony@atomide.com>
13 *
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License version 2 as
16 * published by the Free Software Foundation.
17 */
18
19#include <linux/kernel.h>
20#include <linux/init.h>
21#include <linux/device.h>
22#include <linux/delay.h>
23#include <linux/mtd/mtd.h>
24#include <linux/mtd/partitions.h>
25
26#include <asm/hardware.h>
27#include <asm/mach-types.h>
28#include <asm/mach/arch.h>
29#include <asm/mach/flash.h>
30#include <asm/mach/map.h>
31
32#include <asm/arch/fpga.h>
33#include <asm/arch/gpio.h>
34#include <asm/arch/tc.h>
35#include <asm/arch/usb.h>
36
37#include "common.h"
38
39static int __initdata innovator_serial_ports[OMAP_MAX_NR_PORTS] = {1, 1, 1};
40
41static struct mtd_partition innovator_partitions[] = {
42 /* bootloader (U-Boot, etc) in first sector */
43 {
44 .name = "bootloader",
45 .offset = 0,
46 .size = SZ_128K,
47 .mask_flags = MTD_WRITEABLE, /* force read-only */
48 },
49 /* bootloader params in the next sector */
50 {
51 .name = "params",
52 .offset = MTDPART_OFS_APPEND,
53 .size = SZ_128K,
54 .mask_flags = 0,
55 },
56 /* kernel */
57 {
58 .name = "kernel",
59 .offset = MTDPART_OFS_APPEND,
60 .size = SZ_2M,
61 .mask_flags = 0
62 },
63 /* rest of flash1 is a file system */
64 {
65 .name = "rootfs",
66 .offset = MTDPART_OFS_APPEND,
67 .size = SZ_16M - SZ_2M - 2 * SZ_128K,
68 .mask_flags = 0
69 },
70 /* file system */
71 {
72 .name = "filesystem",
73 .offset = MTDPART_OFS_APPEND,
74 .size = MTDPART_SIZ_FULL,
75 .mask_flags = 0
76 }
77};
78
79static struct flash_platform_data innovator_flash_data = {
80 .map_name = "cfi_probe",
81 .width = 2,
82 .parts = innovator_partitions,
83 .nr_parts = ARRAY_SIZE(innovator_partitions),
84};
85
86static struct resource innovator_flash_resource = {
87 .start = OMAP_CS0_PHYS,
88 .end = OMAP_CS0_PHYS + SZ_32M - 1,
89 .flags = IORESOURCE_MEM,
90};
91
92static struct platform_device innovator_flash_device = {
93 .name = "omapflash",
94 .id = 0,
95 .dev = {
96 .platform_data = &innovator_flash_data,
97 },
98 .num_resources = 1,
99 .resource = &innovator_flash_resource,
100};
101
102#ifdef CONFIG_ARCH_OMAP1510
103
104/* Only FPGA needs to be mapped here. All others are done with ioremap */
105static struct map_desc innovator1510_io_desc[] __initdata = {
106{ OMAP1510_FPGA_BASE, OMAP1510_FPGA_START, OMAP1510_FPGA_SIZE,
107 MT_DEVICE },
108};
109
110static struct resource innovator1510_smc91x_resources[] = {
111 [0] = {
112 .start = OMAP1510_FPGA_ETHR_START, /* Physical */
113 .end = OMAP1510_FPGA_ETHR_START + 0xf,
114 .flags = IORESOURCE_MEM,
115 },
116 [1] = {
117 .start = OMAP1510_INT_ETHER,
118 .end = OMAP1510_INT_ETHER,
119 .flags = IORESOURCE_IRQ,
120 },
121};
122
123static struct platform_device innovator1510_smc91x_device = {
124 .name = "smc91x",
125 .id = 0,
126 .num_resources = ARRAY_SIZE(innovator1510_smc91x_resources),
127 .resource = innovator1510_smc91x_resources,
128};
129
130static struct platform_device *innovator1510_devices[] __initdata = {
131 &innovator_flash_device,
132 &innovator1510_smc91x_device,
133};
134
135#endif /* CONFIG_ARCH_OMAP1510 */
136
137#ifdef CONFIG_ARCH_OMAP16XX
138
139static struct resource innovator1610_smc91x_resources[] = {
140 [0] = {
141 .start = INNOVATOR1610_ETHR_START, /* Physical */
142 .end = INNOVATOR1610_ETHR_START + 0xf,
143 .flags = IORESOURCE_MEM,
144 },
145 [1] = {
146 .start = OMAP_GPIO_IRQ(0),
147 .end = OMAP_GPIO_IRQ(0),
148 .flags = IORESOURCE_IRQ,
149 },
150};
151
152static struct platform_device innovator1610_smc91x_device = {
153 .name = "smc91x",
154 .id = 0,
155 .num_resources = ARRAY_SIZE(innovator1610_smc91x_resources),
156 .resource = innovator1610_smc91x_resources,
157};
158
159static struct platform_device *innovator1610_devices[] __initdata = {
160 &innovator_flash_device,
161 &innovator1610_smc91x_device,
162};
163
164#endif /* CONFIG_ARCH_OMAP16XX */
165
166static void __init innovator_init_smc91x(void)
167{
168 if (cpu_is_omap1510()) {
169 fpga_write(fpga_read(OMAP1510_FPGA_RST) & ~1,
170 OMAP1510_FPGA_RST);
171 udelay(750);
172 } else {
173 if ((omap_request_gpio(0)) < 0) {
174 printk("Error requesting gpio 0 for smc91x irq\n");
175 return;
176 }
177 omap_set_gpio_edge_ctrl(0, OMAP_GPIO_RISING_EDGE);
178 }
179}
180
181void innovator_init_irq(void)
182{
183 omap_init_irq();
184 omap_gpio_init();
185#ifdef CONFIG_ARCH_OMAP1510
186 if (cpu_is_omap1510()) {
187 omap1510_fpga_init_irq();
188 }
189#endif
190 innovator_init_smc91x();
191}
192
193#ifdef CONFIG_ARCH_OMAP1510
194static struct omap_usb_config innovator1510_usb_config __initdata = {
195 /* for bundled non-standard host and peripheral cables */
196 .hmc_mode = 4,
197
198 .register_host = 1,
199 .pins[1] = 6,
200 .pins[2] = 6, /* Conflicts with UART2 */
201
202 .register_dev = 1,
203 .pins[0] = 2,
204};
205#endif
206
207#ifdef CONFIG_ARCH_OMAP16XX
208static struct omap_usb_config h2_usb_config __initdata = {
209 /* usb1 has a Mini-AB port and external isp1301 transceiver */
210 .otg = 2,
211
212#ifdef CONFIG_USB_GADGET_OMAP
213 .hmc_mode = 19, // 0:host(off) 1:dev|otg 2:disabled
214 // .hmc_mode = 21, // 0:host(off) 1:dev(loopback) 2:host(loopback)
215#elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
216 /* NONSTANDARD CABLE NEEDED (B-to-Mini-B) */
217 .hmc_mode = 20, // 1:dev|otg(off) 1:host 2:disabled
218#endif
219
220 .pins[1] = 3,
221};
222#endif
223
224static struct omap_board_config_kernel innovator_config[] = {
225 { OMAP_TAG_USB, NULL },
226};
227
228static void __init innovator_init(void)
229{
230#ifdef CONFIG_ARCH_OMAP1510
231 if (cpu_is_omap1510()) {
232 platform_add_devices(innovator1510_devices, ARRAY_SIZE(innovator1510_devices));
233 }
234#endif
235#ifdef CONFIG_ARCH_OMAP16XX
236 if (!cpu_is_omap1510()) {
237 platform_add_devices(innovator1610_devices, ARRAY_SIZE(innovator1610_devices));
238 }
239#endif
240
241#ifdef CONFIG_ARCH_OMAP1510
242 if (cpu_is_omap1510())
243 innovator_config[0].data = &innovator1510_usb_config;
244#endif
245#ifdef CONFIG_ARCH_OMAP16XX
246 if (cpu_is_omap1610())
247 innovator_config[0].data = &h2_usb_config;
248#endif
249 omap_board_config = innovator_config;
250 omap_board_config_size = ARRAY_SIZE(innovator_config);
251}
252
253static void __init innovator_map_io(void)
254{
255 omap_map_io();
256
257#ifdef CONFIG_ARCH_OMAP1510
258 if (cpu_is_omap1510()) {
259 iotable_init(innovator1510_io_desc, ARRAY_SIZE(innovator1510_io_desc));
260 udelay(10); /* Delay needed for FPGA */
261
262 /* Dump the Innovator FPGA rev early - useful info for support. */
263 printk("Innovator FPGA Rev %d.%d Board Rev %d\n",
264 fpga_read(OMAP1510_FPGA_REV_HIGH),
265 fpga_read(OMAP1510_FPGA_REV_LOW),
266 fpga_read(OMAP1510_FPGA_BOARD_REV));
267 }
268#endif
269 omap_serial_init(innovator_serial_ports);
270}
271
272MACHINE_START(OMAP_INNOVATOR, "TI-Innovator")
273 /* Maintainer: MontaVista Software, Inc. */
274 .phys_ram = 0x10000000,
275 .phys_io = 0xfff00000,
276 .io_pg_offst = ((0xfef00000) >> 18) & 0xfffc,
277 .boot_params = 0x10000100,
278 .map_io = innovator_map_io,
279 .init_irq = innovator_init_irq,
280 .init_machine = innovator_init,
281 .timer = &omap_timer,
282MACHINE_END
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-27 13:36:41 -0500