source: trunk/target/linux/adm5120/files/arch/mips/adm5120/boards/mikrotik.c @ 9682

Last change on this file since 9682 was 9682, checked in by florian, 9 years ago

Setup MAC addresses for routerboards

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File size: 9.8 KB
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1/*
2 *  $Id$
3 *
4 *  Mikrotik RouterBOARD 1xx series
5 *
6 *  Copyright (C) 2007 OpenWrt.org
7 *  Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org>
8 *
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.
15 *
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.
20 *
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.
25 *
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.
30 *
31 */
32
33#include <linux/kernel.h>
34#include <linux/init.h>
35#include <linux/delay.h>
36
37#include <asm/bootinfo.h>
38#include <asm/gpio.h>
39
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>
46#include <adm5120_info.h>
47#include <prom/routerboot.h>
48
49#define RB1XX_NAND_CHIP_DELAY   25
50
51#define RB150_NAND_BASE         0x1FC80000
52#define RB150_NAND_SIZE         1
53
54#define RB150_GPIO_NAND_READY   ADM5120_GPIO_PIN0
55#define RB150_GPIO_NAND_NCE     ADM5120_GPIO_PIN1
56#define RB150_GPIO_NAND_CLE     ADM5120_GPIO_P2L2
57#define RB150_GPIO_NAND_ALE     ADM5120_GPIO_P3L2
58
59#define RB150_NAND_DELAY        100
60
61#define RB150_NAND_WRITE(v) \
62        writeb((v), (void __iomem *)KSEG1ADDR(RB150_NAND_BASE))
63
64#define RB153_GPIO_CF_RDY       ADM5120_GPIO_P1L1
65#define RB153_GPIO_CF_WT        ADM5120_GPIO_P0L0
66
67extern struct rb_hard_settings rb_hs;
68
69/*--------------------------------------------------------------------------*/
70
71static struct adm5120_pci_irq rb1xx_pci_irqs[] __initdata = {
72        PCIIRQ(1, 0, 1, ADM5120_IRQ_PCI0),
73        PCIIRQ(2, 0, 1, ADM5120_IRQ_PCI1),
74        PCIIRQ(3, 0, 1, ADM5120_IRQ_PCI2)
75};
76
77static struct mtd_partition rb1xx_nor_parts[] = {
78        {
79                .name   = "booter",
80                .offset = 0,
81                .size   = 64*1024,
82                .mask_flags = MTD_WRITEABLE,
83        } , {
84                .name   = "firmware",
85                .offset = MTDPART_OFS_APPEND,
86                .size   = MTDPART_SIZ_FULL,
87        }
88};
89
90static struct mtd_partition rb1xx_nand_parts[] = {
91        {
92                .name   = "kernel",
93                .offset = 0,
94                .size   = 4 * 1024 * 1024,
95        } , {
96                .name   = "rootfs",
97                .offset = MTDPART_OFS_NXTBLK,
98                .size   = MTDPART_SIZ_FULL
99        }
100};
101
102static struct platform_device *rb1xx_devices[] __initdata = {
103        &adm5120_flash0_device,
104        &adm5120_nand_device,
105};
106
107/*
108 * We need to use the OLD Yaffs-1 OOB layout, otherwise the RB bootloader
109 * will not be able to find the kernel that we load.  So set the oobinfo
110 * when creating the partitions
111 */
112static struct nand_ecclayout rb1xx_nand_ecclayout = {
113        .eccbytes       = 6,
114        .eccpos         = { 8, 9, 10, 13, 14, 15 },
115        .oobavail       = 9,
116        .oobfree        = { { 0, 4 }, { 6, 2 }, { 11, 2 }, { 4, 1 } }
117};
118
119static struct resource rb150_nand_resource[] = {
120        [0] = {
121                .start  = RB150_NAND_BASE,
122                .end    = RB150_NAND_BASE + RB150_NAND_SIZE-1,
123                .flags  = IORESOURCE_MEM,
124        },
125};
126
127static struct resource rb153_cf_resources[] = {
128        {
129                .name   = "cf_membase",
130                .start  = ADM5120_EXTIO0_BASE,
131                .end    = ADM5120_EXTIO0_BASE + ADM5120_MPMC_SIZE-1 ,
132                .flags  = IORESOURCE_MEM
133        }, {
134                .name   = "cf_irq",
135                .start  = ADM5120_IRQ_GPIO4,
136                .end    = ADM5120_IRQ_GPIO4,
137                .flags  = IORESOURCE_IRQ
138        }
139};
140
141static struct cf_device rb153_cf_data = {
142        .gpio_pin = ADM5120_GPIO_PIN4
143};
144
145static struct platform_device rb153_cf_device = {
146        .name           = "rb153-cf",
147        .id             = -1,
148        .resource       = rb153_cf_resources,
149        .num_resources  = ARRAY_SIZE(rb153_cf_resources),
150        .dev.platform_data = &rb153_cf_data,
151};
152
153static struct platform_device *rb153_devices[] __initdata = {
154        &adm5120_flash0_device,
155        &adm5120_nand_device,
156        &rb153_cf_device,
157};
158
159#if 0
160/*
161 * RB1xx boards have bad network performance with the default VLAN matrixes.
162 * Disable it while the ethernet driver gets fixed.
163 */
164static unsigned char rb11x_vlans[6] __initdata = {
165        /* FIXME: untested */
166        0x41, 0x00, 0x00, 0x00, 0x00, 0x00
167};
168
169static unsigned char rb133_vlans[6] __initdata = {
170        /* FIXME: untested */
171        0x44, 0x42, 0x41, 0x00, 0x00, 0x00
172};
173
174static unsigned char rb133c_vlans[6] __initdata = {
175        /* FIXME: untested */
176        0x44, 0x00, 0x00, 0x00, 0x00, 0x00
177};
178
179static unsigned char rb15x_vlans[6] __initdata = {
180        /* FIXME: untested */
181        0x41, 0x42, 0x44, 0x48, 0x50, 0x00
182};
183
184static unsigned char rb192_vlans[6] __initdata = {
185        /* FIXME: untested */
186        0x41, 0x50, 0x48, 0x44, 0x42, 0x00
187};
188#else
189static unsigned char rb_vlans[6] __initdata = {
190        0x7F, 0x00, 0x00, 0x00, 0x00, 0x00
191};
192#define rb11x_vlans     rb_vlans
193#define rb133_vlans     rb_vlans
194#define rb133c_vlans    rb_vlans
195#define rb15x_vlans     rb_vlans
196#define rb192_vlans     rb_vlans
197#endif
198
199/*--------------------------------------------------------------------------*/
200
201static int rb150_nand_ready(struct mtd_info *mtd)
202{
203        return gpio_get_value(RB150_GPIO_NAND_READY);
204}
205
206static void rb150_nand_cmd_ctrl(struct mtd_info *mtd, int cmd,
207                unsigned int ctrl)
208{
209        if (ctrl & NAND_CTRL_CHANGE) {
210                gpio_set_value(RB150_GPIO_NAND_CLE, (ctrl & NAND_CLE) ? 1 : 0);
211                gpio_set_value(RB150_GPIO_NAND_ALE, (ctrl & NAND_ALE) ? 1 : 0);
212                gpio_set_value(RB150_GPIO_NAND_NCE, (ctrl & NAND_NCE) ? 0 : 1);
213        }
214
215        udelay(RB150_NAND_DELAY);
216
217        if (cmd != NAND_CMD_NONE)
218                RB150_NAND_WRITE(cmd);
219}
220
221/*--------------------------------------------------------------------------*/
222
223static void __init rb1xx_mac_setup(void)
224{
225        int i, j;
226       
227        for (i = 0; i < rb_hs.mac_count; i++) {
228                for (j = 0; j < RB_MAC_SIZE; j++)
229                        adm5120_eth_macs[i][j] = rb_hs.macs[i][j];
230        }
231}
232
233static void __init rb1xx_flash_setup(void)
234{
235        /* setup data for flash0 device */
236        adm5120_flash0_data.nr_parts = ARRAY_SIZE(rb1xx_nor_parts);
237        adm5120_flash0_data.parts = rb1xx_nor_parts;
238
239        /* setup data for NAND device */
240        adm5120_nand_data.chip.nr_chips = 1;
241        adm5120_nand_data.chip.nr_partitions = ARRAY_SIZE(rb1xx_nand_parts);
242        adm5120_nand_data.chip.partitions = rb1xx_nand_parts;
243        adm5120_nand_data.chip.ecclayout = &rb1xx_nand_ecclayout;
244        adm5120_nand_data.chip.chip_delay = RB1XX_NAND_CHIP_DELAY;
245        adm5120_nand_data.chip.options = NAND_NO_AUTOINCR;
246}
247
248static void __init rb153_cf_setup(void)
249{
250        gpio_request(RB153_GPIO_CF_RDY, "cf-ready");
251        gpio_direction_input(RB153_GPIO_CF_RDY);
252        gpio_request(RB153_GPIO_CF_WT, "cf-wait");
253        gpio_direction_output(RB153_GPIO_CF_WT, 1);
254        gpio_direction_input(RB153_GPIO_CF_WT);
255}
256
257static void __init rb1xx_setup(void)
258{
259        /* enable NAND flash interface */
260        adm5120_nand_enable();
261
262        /* initialize NAND chip */
263        adm5120_nand_set_spn(1);
264        adm5120_nand_set_wpn(0);
265
266        rb1xx_flash_setup();
267        rb1xx_mac_setup();
268}
269
270static void __init rb150_setup(void)
271{
272        /* setup GPIO pins for NAND flash chip */
273        gpio_request(RB150_GPIO_NAND_READY, "nand-ready");
274        gpio_direction_input(RB150_GPIO_NAND_READY);
275        gpio_request(RB150_GPIO_NAND_NCE, "nand-nce");
276        gpio_direction_output(RB150_GPIO_NAND_NCE, 1);
277        gpio_request(RB150_GPIO_NAND_CLE, "nand-cle");
278        gpio_direction_output(RB150_GPIO_NAND_CLE, 0);
279        gpio_request(RB150_GPIO_NAND_ALE, "nand-ale");
280        gpio_direction_output(RB150_GPIO_NAND_ALE, 0);
281
282        adm5120_nand_device.num_resources = ARRAY_SIZE(rb150_nand_resource);
283        adm5120_nand_device.resource = rb150_nand_resource;
284        adm5120_nand_data.ctrl.cmd_ctrl = rb150_nand_cmd_ctrl;
285        adm5120_nand_data.ctrl.dev_ready = rb150_nand_ready;
286
287        adm5120_flash0_data.window_size = 512*1024;
288
289        rb1xx_flash_setup();
290        rb1xx_mac_setup();
291}
292
293static void __init rb153_setup(void)
294{
295        rb153_cf_setup();
296        rb1xx_setup();
297}
298
299/*--------------------------------------------------------------------------*/
300
301ADM5120_BOARD_START(RB_111, "Mikrotik RouterBOARD 111")
302        .board_setup    = rb1xx_setup,
303        .eth_num_ports  = 1,
304        .eth_vlans      = rb11x_vlans,
305        .num_devices    = ARRAY_SIZE(rb1xx_devices),
306        .devices        = rb1xx_devices,
307        .pci_nr_irqs    = ARRAY_SIZE(rb1xx_pci_irqs),
308        .pci_irq_map    = rb1xx_pci_irqs,
309ADM5120_BOARD_END
310
311ADM5120_BOARD_START(RB_112, "Mikrotik RouterBOARD 112")
312        .board_setup    = rb1xx_setup,
313        .eth_num_ports  = 1,
314        .eth_vlans      = rb11x_vlans,
315        .num_devices    = ARRAY_SIZE(rb1xx_devices),
316        .devices        = rb1xx_devices,
317        .pci_nr_irqs    = ARRAY_SIZE(rb1xx_pci_irqs),
318        .pci_irq_map    = rb1xx_pci_irqs,
319ADM5120_BOARD_END
320
321ADM5120_BOARD_START(RB_133, "Mikrotik RouterBOARD 133")
322        .board_setup    = rb1xx_setup,
323        .eth_num_ports  = 3,
324        .eth_vlans      = rb133_vlans,
325        .num_devices    = ARRAY_SIZE(rb1xx_devices),
326        .devices        = rb1xx_devices,
327        .pci_nr_irqs    = ARRAY_SIZE(rb1xx_pci_irqs),
328        .pci_irq_map    = rb1xx_pci_irqs,
329ADM5120_BOARD_END
330
331ADM5120_BOARD_START(RB_133C, "Mikrotik RouterBOARD 133C")
332        .board_setup    = rb1xx_setup,
333        .eth_num_ports  = 1,
334        .eth_vlans      = rb133c_vlans,
335        .num_devices    = ARRAY_SIZE(rb1xx_devices),
336        .devices        = rb1xx_devices,
337        .pci_nr_irqs    = ARRAY_SIZE(rb1xx_pci_irqs),
338        .pci_irq_map    = rb1xx_pci_irqs,
339ADM5120_BOARD_END
340
341ADM5120_BOARD_START(RB_150, "Mikrotik RouterBOARD 150")
342        .board_setup    = rb150_setup,
343        .eth_num_ports  = 5,
344        .eth_vlans      = rb15x_vlans,
345        .num_devices    = ARRAY_SIZE(rb1xx_devices),
346        .devices        = rb1xx_devices,
347ADM5120_BOARD_END
348
349ADM5120_BOARD_START(RB_153, "Mikrotik RouterBOARD 153")
350        .board_setup    = rb153_setup,
351        .eth_num_ports  = 5,
352        .eth_vlans      = rb15x_vlans,
353        .num_devices    = ARRAY_SIZE(rb153_devices),
354        .devices        = rb153_devices,
355        .pci_nr_irqs    = ARRAY_SIZE(rb1xx_pci_irqs),
356        .pci_irq_map    = rb1xx_pci_irqs,
357ADM5120_BOARD_END
358
359ADM5120_BOARD_START(RB_192, "Mikrotik RouterBOARD 192")
360        .board_setup    = rb1xx_setup,
361        .eth_num_ports  = 5,
362        .eth_vlans      = rb192_vlans,
363        .num_devices    = ARRAY_SIZE(rb1xx_devices),
364        .devices        = rb1xx_devices,
365        .pci_nr_irqs    = ARRAY_SIZE(rb1xx_pci_irqs),
366        .pci_irq_map    = rb1xx_pci_irqs,
367ADM5120_BOARD_END
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