OpenWrt – Blame information for rev 3
?pathlinks?
Rev | Author | Line No. | Line |
---|---|---|---|
1 | office | 1 | /* |
2 | * MikroTik RouterBOARD 91X support |
||
3 | * |
||
4 | * Copyright (C) 2015 Gabor Juhos <juhosg@openwrt.org> |
||
5 | * |
||
6 | * This program is free software; you can redistribute it and/or modify it |
||
7 | * under the terms of the GNU General Public License version 2 as published |
||
8 | * by the Free Software Foundation. |
||
9 | */ |
||
10 | |||
11 | #include <linux/phy.h> |
||
12 | #include <linux/delay.h> |
||
13 | #include <linux/platform_device.h> |
||
14 | #include <linux/ath9k_platform.h> |
||
15 | #include <linux/mtd/mtd.h> |
||
16 | #include <linux/mtd/nand.h> |
||
17 | #include <linux/mtd/partitions.h> |
||
18 | #include <linux/spi/spi.h> |
||
19 | #include <linux/spi/flash.h> |
||
20 | #include <linux/routerboot.h> |
||
21 | #include <linux/gpio.h> |
||
22 | #include <linux/platform_data/phy-at803x.h> |
||
23 | #include <linux/version.h> |
||
24 | |||
25 | #include <asm/prom.h> |
||
26 | #include <asm/mach-ath79/ath79.h> |
||
27 | #include <asm/mach-ath79/ar71xx_regs.h> |
||
28 | |||
29 | #include "common.h" |
||
30 | #include "dev-gpio-buttons.h" |
||
31 | #include "dev-eth.h" |
||
32 | #include "dev-leds-gpio.h" |
||
33 | #include "dev-m25p80.h" |
||
34 | #include "dev-nfc.h" |
||
35 | #include "dev-usb.h" |
||
36 | #include "dev-spi.h" |
||
37 | #include "machtypes.h" |
||
38 | #include "pci.h" |
||
39 | #include "routerboot.h" |
||
40 | |||
41 | #define RB922_GPIO_LED_USR 12 |
||
42 | #define RB922_GPIO_USB_POWER 13 |
||
43 | #define RB922_GPIO_FAN_CTRL 14 |
||
44 | #define RB922_GPIO_BTN_RESET 20 |
||
45 | #define RB922_GPIO_NAND_NCE 23 |
||
46 | |||
47 | #define RB922_PHY_ADDR 4 |
||
48 | |||
49 | #define RB922_KEYS_POLL_INTERVAL 20 /* msecs */ |
||
50 | #define RB922_KEYS_DEBOUNCE_INTERVAL (3 * RB922_KEYS_POLL_INTERVAL) |
||
51 | |||
52 | #define RB_ROUTERBOOT_OFFSET 0x0000 |
||
53 | #define RB_ROUTERBOOT_MIN_SIZE 0xb000 |
||
54 | #define RB_HARD_CFG_SIZE 0x1000 |
||
55 | #define RB_BIOS_OFFSET 0xd000 |
||
56 | #define RB_BIOS_SIZE 0x1000 |
||
57 | #define RB_SOFT_CFG_OFFSET 0xf000 |
||
58 | #define RB_SOFT_CFG_SIZE 0x1000 |
||
59 | |||
60 | static struct mtd_partition rb922gs_spi_partitions[] = { |
||
61 | { |
||
62 | .name = "routerboot", |
||
63 | .offset = RB_ROUTERBOOT_OFFSET, |
||
64 | .mask_flags = MTD_WRITEABLE, |
||
65 | }, { |
||
66 | .name = "hard_config", |
||
67 | .size = RB_HARD_CFG_SIZE, |
||
68 | .mask_flags = MTD_WRITEABLE, |
||
69 | }, { |
||
70 | .name = "bios", |
||
71 | .offset = RB_BIOS_OFFSET, |
||
72 | .size = RB_BIOS_SIZE, |
||
73 | .mask_flags = MTD_WRITEABLE, |
||
74 | }, { |
||
75 | .name = "soft_config", |
||
76 | .size = RB_SOFT_CFG_SIZE, |
||
77 | } |
||
78 | }; |
||
79 | |||
80 | static struct flash_platform_data rb922gs_spi_flash_data = { |
||
81 | .parts = rb922gs_spi_partitions, |
||
82 | .nr_parts = ARRAY_SIZE(rb922gs_spi_partitions), |
||
83 | }; |
||
84 | |||
85 | static struct gpio_led rb922gs_leds[] __initdata = { |
||
86 | { |
||
87 | .name = "rb:green:user", |
||
88 | .gpio = RB922_GPIO_LED_USR, |
||
89 | .active_low = 1, |
||
90 | }, |
||
91 | }; |
||
92 | |||
93 | static struct gpio_keys_button rb922gs_gpio_keys[] __initdata = { |
||
94 | { |
||
95 | .desc = "Reset button", |
||
96 | .type = EV_KEY, |
||
97 | .code = KEY_RESTART, |
||
98 | .debounce_interval = RB922_KEYS_DEBOUNCE_INTERVAL, |
||
99 | .gpio = RB922_GPIO_BTN_RESET, |
||
100 | .active_low = 1, |
||
101 | }, |
||
102 | }; |
||
103 | |||
104 | static struct at803x_platform_data rb922gs_at803x_data = { |
||
105 | .disable_smarteee = 1, |
||
106 | }; |
||
107 | |||
108 | static struct mdio_board_info rb922gs_mdio0_info[] = { |
||
109 | { |
||
110 | .bus_id = "ag71xx-mdio.0", |
||
3 | office | 111 | .phy_addr = RB922_PHY_ADDR, |
1 | office | 112 | .platform_data = &rb922gs_at803x_data, |
113 | }, |
||
114 | }; |
||
115 | |||
116 | static void __init rb922gs_init_partitions(const struct rb_info *info) |
||
117 | { |
||
118 | rb922gs_spi_partitions[0].size = info->hard_cfg_offs; |
||
119 | rb922gs_spi_partitions[1].offset = info->hard_cfg_offs; |
||
120 | rb922gs_spi_partitions[3].offset = info->soft_cfg_offs; |
||
121 | } |
||
122 | |||
123 | static void rb922gs_nand_select_chip(int chip_no) |
||
124 | { |
||
125 | switch (chip_no) { |
||
126 | case 0: |
||
127 | gpio_set_value(RB922_GPIO_NAND_NCE, 0); |
||
128 | break; |
||
129 | default: |
||
130 | gpio_set_value(RB922_GPIO_NAND_NCE, 1); |
||
131 | break; |
||
132 | } |
||
133 | ndelay(500); |
||
134 | } |
||
135 | |||
136 | #if LINUX_VERSION_CODE < KERNEL_VERSION(4,6,0) |
||
137 | static struct nand_ecclayout rb922gs_nand_ecclayout = { |
||
138 | .eccbytes = 6, |
||
139 | .eccpos = { 8, 9, 10, 13, 14, 15 }, |
||
140 | .oobavail = 9, |
||
141 | .oobfree = { { 0, 4 }, { 6, 2 }, { 11, 2 }, { 4, 1 } } |
||
142 | }; |
||
143 | |||
144 | #else |
||
145 | |||
146 | static int rb922gs_ooblayout_ecc(struct mtd_info *mtd, int section, |
||
147 | struct mtd_oob_region *oobregion) |
||
148 | { |
||
149 | switch (section) { |
||
150 | case 0: |
||
151 | oobregion->offset = 8; |
||
152 | oobregion->length = 3; |
||
153 | return 0; |
||
154 | case 1: |
||
155 | oobregion->offset = 13; |
||
156 | oobregion->length = 3; |
||
157 | return 0; |
||
158 | default: |
||
159 | return -ERANGE; |
||
160 | } |
||
161 | } |
||
162 | |||
163 | static int rb922gs_ooblayout_free(struct mtd_info *mtd, int section, |
||
164 | struct mtd_oob_region *oobregion) |
||
165 | { |
||
166 | switch (section) { |
||
167 | case 0: |
||
168 | oobregion->offset = 0; |
||
169 | oobregion->length = 4; |
||
170 | return 0; |
||
171 | case 1: |
||
172 | oobregion->offset = 4; |
||
173 | oobregion->length = 1; |
||
174 | return 0; |
||
175 | case 2: |
||
176 | oobregion->offset = 6; |
||
177 | oobregion->length = 2; |
||
178 | return 0; |
||
179 | case 3: |
||
180 | oobregion->offset = 11; |
||
181 | oobregion->length = 2; |
||
182 | return 0; |
||
183 | default: |
||
184 | return -ERANGE; |
||
185 | } |
||
186 | } |
||
187 | |||
188 | static const struct mtd_ooblayout_ops rb922gs_nand_ecclayout_ops = { |
||
189 | .ecc = rb922gs_ooblayout_ecc, |
||
190 | .free = rb922gs_ooblayout_free, |
||
191 | }; |
||
192 | #endif /* < 4.6 */ |
||
193 | |||
194 | static int rb922gs_nand_scan_fixup(struct mtd_info *mtd) |
||
195 | { |
||
196 | #if LINUX_VERSION_CODE < KERNEL_VERSION(4,6,0) |
||
197 | struct nand_chip *chip = mtd->priv; |
||
198 | #else |
||
199 | struct nand_chip *chip = mtd_to_nand(mtd); |
||
200 | #endif /* < 4.6.0 */ |
||
201 | |||
202 | if (mtd->writesize == 512) { |
||
203 | /* |
||
204 | * Use the OLD Yaffs-1 OOB layout, otherwise RouterBoot |
||
205 | * will not be able to find the kernel that we load. |
||
206 | */ |
||
207 | #if LINUX_VERSION_CODE < KERNEL_VERSION(4,6,0) |
||
208 | chip->ecc.layout = &rb922gs_nand_ecclayout; |
||
209 | #else |
||
210 | mtd_set_ooblayout(mtd, &rb922gs_nand_ecclayout_ops); |
||
211 | #endif |
||
212 | } |
||
213 | |||
214 | chip->options = NAND_NO_SUBPAGE_WRITE; |
||
215 | |||
216 | return 0; |
||
217 | } |
||
218 | |||
219 | static struct mtd_partition rb922gs_nand_partitions[] = { |
||
220 | { |
||
221 | .name = "booter", |
||
222 | .offset = 0, |
||
223 | .size = (256 * 1024), |
||
224 | .mask_flags = MTD_WRITEABLE, |
||
225 | }, |
||
226 | { |
||
227 | .name = "kernel", |
||
228 | .offset = (256 * 1024), |
||
229 | .size = (4 * 1024 * 1024) - (256 * 1024), |
||
230 | }, |
||
231 | { |
||
232 | .name = "ubi", |
||
233 | .offset = MTDPART_OFS_NXTBLK, |
||
234 | .size = MTDPART_SIZ_FULL, |
||
235 | }, |
||
236 | }; |
||
237 | |||
238 | static void __init rb922gs_nand_init(void) |
||
239 | { |
||
240 | gpio_request_one(RB922_GPIO_NAND_NCE, GPIOF_OUT_INIT_HIGH, "NAND nCE"); |
||
241 | |||
242 | ath79_nfc_set_scan_fixup(rb922gs_nand_scan_fixup); |
||
243 | ath79_nfc_set_parts(rb922gs_nand_partitions, |
||
244 | ARRAY_SIZE(rb922gs_nand_partitions)); |
||
245 | ath79_nfc_set_select_chip(rb922gs_nand_select_chip); |
||
246 | ath79_nfc_set_swap_dma(true); |
||
247 | ath79_register_nfc(); |
||
248 | } |
||
249 | |||
250 | static void __init rb922gs_setup(void) |
||
251 | { |
||
252 | const struct rb_info *info; |
||
253 | char buf[64]; |
||
254 | |||
255 | info = rb_init_info((void *) KSEG1ADDR(0x1f000000), 0x10000); |
||
256 | if (!info) |
||
257 | return; |
||
258 | |||
259 | scnprintf(buf, sizeof(buf), "MikroTik RouterBOARD %s", |
||
260 | (info->board_name) ? info->board_name : ""); |
||
261 | mips_set_machine_name(buf); |
||
262 | |||
263 | rb922gs_init_partitions(info); |
||
264 | ath79_register_m25p80(&rb922gs_spi_flash_data); |
||
265 | |||
266 | rb922gs_nand_init(); |
||
267 | |||
268 | ath79_setup_qca955x_eth_cfg(QCA955X_ETH_CFG_RGMII_EN); |
||
269 | |||
270 | ath79_register_mdio(0, 0x0); |
||
271 | |||
272 | mdiobus_register_board_info(rb922gs_mdio0_info, |
||
273 | ARRAY_SIZE(rb922gs_mdio0_info)); |
||
274 | |||
275 | ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 0); |
||
276 | ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev; |
||
277 | ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII; |
||
278 | ath79_eth0_data.phy_mask = BIT(RB922_PHY_ADDR); |
||
279 | if (strcmp(info->board_name, "921GS-5HPacD r2") == 0) { |
||
280 | ath79_eth0_pll_data.pll_10 = 0xa0001313; |
||
281 | ath79_eth0_pll_data.pll_100 = 0xa0000101; |
||
282 | ath79_eth0_pll_data.pll_1000 = 0x8f000000; |
||
283 | } |
||
284 | else { |
||
285 | ath79_eth0_pll_data.pll_10 = 0x81001313; |
||
286 | ath79_eth0_pll_data.pll_100 = 0x81000101; |
||
287 | ath79_eth0_pll_data.pll_1000 = 0x8f000000; |
||
288 | } |
||
289 | |||
290 | ath79_register_eth(0); |
||
291 | |||
292 | ath79_register_pci(); |
||
293 | ath79_register_leds_gpio(-1, ARRAY_SIZE(rb922gs_leds), rb922gs_leds); |
||
294 | ath79_register_gpio_keys_polled(-1, RB922_KEYS_POLL_INTERVAL, |
||
295 | ARRAY_SIZE(rb922gs_gpio_keys), |
||
296 | rb922gs_gpio_keys); |
||
297 | |||
298 | /* NOTE: |
||
299 | * This only supports the RB911G-5HPacD board for now. For other boards |
||
300 | * more devices must be registered based on the hardware options which |
||
301 | * can be found in the hardware configuration of RouterBOOT. |
||
302 | */ |
||
303 | } |
||
304 | |||
305 | MIPS_MACHINE_NONAME(ATH79_MACH_RB_922GS, "922gs", rb922gs_setup); |