4 * Mikrotik RouterBOARD 1xx series
6 * Copyright (C) 2007 OpenWrt.org
7 * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org>
9 * NAND initialization code was based on a driver for Linux 2.6.19+ which
10 * was derived from the driver for Linux 2.4.xx published by Mikrotik for
11 * their RouterBoard 1xx and 5xx series boards.
12 * Copyright (C) 2007 David Goodenough <david.goodenough@linkchoose.co.uk>
13 * Copyright (C) 2007 Florian Fainelli <florian@openwrt.org>
14 * The original Mikrotik code seems not to have a license.
16 * This program is free software; you can redistribute it and/or
17 * modify it under the terms of the GNU General Public License
18 * as published by the Free Software Foundation; either version 2
19 * of the License, or (at your option) any later version.
21 * This program is distributed in the hope that it will be useful,
22 * but WITHOUT ANY WARRANTY; without even the implied warranty of
23 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 * GNU General Public License for more details.
26 * You should have received a copy of the GNU General Public License
27 * along with this program; if not, write to the
28 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
29 * Boston, MA 02110-1301, USA.
33 #include <linux/kernel.h>
34 #include <linux/init.h>
35 #include <linux/delay.h>
37 #include <asm/bootinfo.h>
40 #include <adm5120_defs.h>
41 #include <adm5120_irq.h>
42 #include <adm5120_nand.h>
43 #include <adm5120_board.h>
44 #include <adm5120_platform.h>
45 #include <adm5120_cf.h>
47 #define RB1XX_NAND_CHIP_DELAY 25
49 #define RB150_NAND_BASE 0x1FC80000
50 #define RB150_NAND_SIZE 1
52 #define RB150_GPIO_NAND_READY ADM5120_GPIO_PIN0
53 #define RB150_GPIO_NAND_NCE ADM5120_GPIO_PIN1
54 #define RB150_GPIO_NAND_CLE ADM5120_GPIO_P2L2
55 #define RB150_GPIO_NAND_ALE ADM5120_GPIO_P3L2
57 #define RB150_NAND_DELAY 100
59 #define RB150_NAND_WRITE(v) \
60 writeb((v), (void __iomem *)KSEG1ADDR(RB150_NAND_BASE))
62 /*--------------------------------------------------------------------------*/
64 static struct adm5120_pci_irq rb1xx_pci_irqs[] __initdata = {
65 PCIIRQ(1, 0, 1, ADM5120_IRQ_PCI0),
66 PCIIRQ(2, 0, 1, ADM5120_IRQ_PCI1),
67 PCIIRQ(3, 0, 1, ADM5120_IRQ_PCI2)
70 static struct mtd_partition rb1xx_nor_parts[] = {
75 .mask_flags = MTD_WRITEABLE,
78 .offset = MTDPART_OFS_APPEND,
79 .size = MTDPART_SIZ_FULL,
83 static struct mtd_partition rb1xx_nand_parts[] = {
87 .size = 4 * 1024 * 1024,
90 .offset = MTDPART_OFS_NXTBLK,
91 .size = MTDPART_SIZ_FULL
95 static struct platform_device *rb1xx_devices[] __initdata = {
96 &adm5120_flash0_device,
101 * We need to use the OLD Yaffs-1 OOB layout, otherwise the RB bootloader
102 * will not be able to find the kernel that we load. So set the oobinfo
103 * when creating the partitions
105 static struct nand_ecclayout rb1xx_nand_ecclayout = {
107 .eccpos = { 8, 9, 10, 13, 14, 15 },
109 .oobfree = { { 0, 4 }, { 6, 2 }, { 11, 2 }, { 4, 1 } }
112 static struct resource rb150_nand_resource[] = {
114 .start = RB150_NAND_BASE,
115 .end = RB150_NAND_BASE + RB150_NAND_SIZE-1,
116 .flags = IORESOURCE_MEM,
122 * RB1xx boards have bad network performance with the default VLAN matrixes.
123 * Disable it while the ethernet driver gets fixed.
125 static unsigned char rb11x_vlans[6] __initdata = {
126 /* FIXME: untested */
127 0x41, 0x00, 0x00, 0x00, 0x00, 0x00
130 static unsigned char rb133_vlans[6] __initdata = {
131 /* FIXME: untested */
132 0x44, 0x42, 0x41, 0x00, 0x00, 0x00
135 static unsigned char rb133c_vlans[6] __initdata = {
136 /* FIXME: untested */
137 0x44, 0x00, 0x00, 0x00, 0x00, 0x00
140 static unsigned char rb15x_vlans[6] __initdata = {
141 /* FIXME: untested */
142 0x41, 0x42, 0x44, 0x48, 0x50, 0x00
144 static unsigned char rb192_vlans[6] __initdata = {
145 /* FIXME: untested */
146 0x41, 0x50, 0x48, 0x44, 0x42, 0x00
149 static unsigned char rb_vlans[6] __initdata = {
150 0x7F, 0x00, 0x00, 0x00, 0x00, 0x00
152 #define rb11x_vlans rb_vlans
153 #define rb133_vlans rb_vlans
154 #define rb133c_vlans rb_vlans
155 #define rb15x_vlans rb_vlans
156 #define rb192_vlans rb_vlans
159 /*--------------------------------------------------------------------------*/
161 static int rb150_nand_ready(struct mtd_info *mtd)
163 return gpio_get_value(RB150_GPIO_NAND_READY);
166 static void rb150_nand_cmd_ctrl(struct mtd_info *mtd, int cmd,
169 if (ctrl & NAND_CTRL_CHANGE) {
170 gpio_set_value(RB150_GPIO_NAND_CLE, (ctrl & NAND_CLE) ? 1 : 0);
171 gpio_set_value(RB150_GPIO_NAND_ALE, (ctrl & NAND_ALE) ? 1 : 0);
172 gpio_set_value(RB150_GPIO_NAND_NCE, (ctrl & NAND_NCE) ? 0 : 1);
175 udelay(RB150_NAND_DELAY);
177 if (cmd != NAND_CMD_NONE)
178 RB150_NAND_WRITE(cmd);
181 /*--------------------------------------------------------------------------*/
182 static struct resource cf_slot0_res[] = {
184 .name = "cf_membase",
185 .start = ADM5120_EXTIO0_BASE,
186 .end = ADM5120_EXTIO0_BASE + ADM5120_MPMC_SIZE-1 ,
187 .flags = IORESOURCE_MEM
190 .start = ADM5120_IRQ_GPIO4, /* 5 */
191 .end = ADM5120_IRQ_GPIO4,
192 .flags = IORESOURCE_IRQ
196 static struct cf_device cf_slot0_data = {
200 static struct platform_device cf_slot0 = {
203 .dev.platform_data = &cf_slot0_data,
204 .resource = cf_slot0_res,
205 .num_resources = ARRAY_SIZE(cf_slot0_res),
208 static struct platform_device *rb153_devices[] __initdata = {
209 &adm5120_flash0_device,
210 &adm5120_nand_device,
214 static void __init rb1xx_mac_setup(void)
219 static void __init rb1xx_flash_setup(void)
221 /* setup data for flash0 device */
222 adm5120_flash0_data.nr_parts = ARRAY_SIZE(rb1xx_nor_parts);
223 adm5120_flash0_data.parts = rb1xx_nor_parts;
225 /* setup data for NAND device */
226 adm5120_nand_data.chip.nr_chips = 1;
227 adm5120_nand_data.chip.nr_partitions = ARRAY_SIZE(rb1xx_nand_parts);
228 adm5120_nand_data.chip.partitions = rb1xx_nand_parts;
229 adm5120_nand_data.chip.ecclayout = &rb1xx_nand_ecclayout;
230 adm5120_nand_data.chip.chip_delay = RB1XX_NAND_CHIP_DELAY;
231 adm5120_nand_data.chip.options = NAND_NO_AUTOINCR;
234 static void __init rb1xx_setup(void)
236 /* enable NAND flash interface */
237 adm5120_nand_enable();
239 /* initialize NAND chip */
240 adm5120_nand_set_spn(1);
241 adm5120_nand_set_wpn(0);
247 static void __init rb150_setup(void)
249 /* setup GPIO pins for NAND flash chip */
250 gpio_request(RB150_GPIO_NAND_READY, "nand-ready");
251 gpio_direction_input(RB150_GPIO_NAND_READY);
252 gpio_request(RB150_GPIO_NAND_NCE, "nand-nce");
253 gpio_direction_output(RB150_GPIO_NAND_NCE, 1);
254 gpio_request(RB150_GPIO_NAND_CLE, "nand-cle");
255 gpio_direction_output(RB150_GPIO_NAND_CLE, 0);
256 gpio_request(RB150_GPIO_NAND_ALE, "nand-ale");
257 gpio_direction_output(RB150_GPIO_NAND_ALE, 0);
259 adm5120_nand_device.num_resources = ARRAY_SIZE(rb150_nand_resource);
260 adm5120_nand_device.resource = rb150_nand_resource;
261 adm5120_nand_data.ctrl.cmd_ctrl = rb150_nand_cmd_ctrl;
262 adm5120_nand_data.ctrl.dev_ready = rb150_nand_ready;
268 /*--------------------------------------------------------------------------*/
270 static struct adm5120_board rb111_board __initdata = {
271 .mach_type = MACH_ADM5120_RB_111,
272 .name = "Mikrotik RouterBOARD 111",
273 .board_setup = rb1xx_setup,
275 .eth_vlans = rb11x_vlans,
276 .num_devices = ARRAY_SIZE(rb1xx_devices),
277 .devices = rb1xx_devices,
278 .pci_nr_irqs = ARRAY_SIZE(rb1xx_pci_irqs),
279 .pci_irq_map = rb1xx_pci_irqs,
282 static struct adm5120_board rb112_board __initdata = {
283 .mach_type = MACH_ADM5120_RB_112,
284 .name = "Mikrotik RouterBOARD 112",
285 .board_setup = rb1xx_setup,
287 .eth_vlans = rb11x_vlans,
288 .num_devices = ARRAY_SIZE(rb1xx_devices),
289 .devices = rb1xx_devices,
290 .pci_nr_irqs = ARRAY_SIZE(rb1xx_pci_irqs),
291 .pci_irq_map = rb1xx_pci_irqs,
294 static struct adm5120_board rb133_board __initdata = {
295 .mach_type = MACH_ADM5120_RB_133,
296 .name = "Mikrotik RouterBOARD 133",
297 .board_setup = rb1xx_setup,
299 .eth_vlans = rb133_vlans,
300 .num_devices = ARRAY_SIZE(rb1xx_devices),
301 .devices = rb1xx_devices,
302 .pci_nr_irqs = ARRAY_SIZE(rb1xx_pci_irqs),
303 .pci_irq_map = rb1xx_pci_irqs,
306 static struct adm5120_board rb133c_board __initdata = {
307 .mach_type = MACH_ADM5120_RB_133C,
308 .name = "Mikrotik RouterBOARD 133C",
309 .board_setup = rb1xx_setup,
311 .eth_vlans = rb133c_vlans,
312 .num_devices = ARRAY_SIZE(rb1xx_devices),
313 .devices = rb1xx_devices,
314 .pci_nr_irqs = ARRAY_SIZE(rb1xx_pci_irqs),
315 .pci_irq_map = rb1xx_pci_irqs,
318 static struct adm5120_board rb150_board __initdata = {
319 .mach_type = MACH_ADM5120_RB_150,
320 .name = "Mikrotik RouterBOARD 150",
321 .board_setup = rb150_setup,
323 .eth_vlans = rb15x_vlans,
324 .num_devices = ARRAY_SIZE(rb1xx_devices),
325 .devices = rb1xx_devices,
328 static struct adm5120_board rb153_board __initdata = {
329 .mach_type = MACH_ADM5120_RB_153,
330 .name = "Mikrotik RouterBOARD 153",
331 .board_setup = rb1xx_setup,
333 .eth_vlans = rb15x_vlans,
334 .num_devices = ARRAY_SIZE(rb153_devices),
335 .devices = rb153_devices,
336 .pci_nr_irqs = ARRAY_SIZE(rb1xx_pci_irqs),
337 .pci_irq_map = rb1xx_pci_irqs,
340 static struct adm5120_board rb192_board __initdata = {
341 .mach_type = MACH_ADM5120_RB_192,
342 .name = "Mikrotik RouterBOARD 192",
343 .board_setup = rb1xx_setup,
345 .eth_vlans = rb192_vlans,
346 .num_devices = ARRAY_SIZE(rb1xx_devices),
347 .devices = rb1xx_devices,
348 .pci_nr_irqs = ARRAY_SIZE(rb1xx_pci_irqs),
349 .pci_irq_map = rb1xx_pci_irqs,
352 static int __init register_boards(void)
354 adm5120_board_register(&rb111_board);
355 adm5120_board_register(&rb112_board);
356 adm5120_board_register(&rb133_board);
357 adm5120_board_register(&rb133c_board);
358 adm5120_board_register(&rb150_board);
359 adm5120_board_register(&rb153_board);
360 adm5120_board_register(&rb192_board);
364 pure_initcall(register_boards);