brcm63xx: add preliminary support for 3.13
[openwrt/svn-archive/archive.git] / target / linux / brcm63xx / patches-3.13 / 513-board_livebox.patch
1 --- a/arch/mips/bcm63xx/boards/Kconfig
2 +++ b/arch/mips/bcm63xx/boards/Kconfig
3 @@ -8,4 +8,10 @@ config BOARD_BCM963XX
4 select SSB
5 help
6
7 +config BOARD_LIVEBOX
8 + bool "Inventel Livebox(es) boards"
9 + select SSB
10 + help
11 + Inventel Livebox boards using the RedBoot bootloader.
12 +
13 endchoice
14 --- a/arch/mips/bcm63xx/boards/Makefile
15 +++ b/arch/mips/bcm63xx/boards/Makefile
16 @@ -1 +1,2 @@
17 obj-$(CONFIG_BOARD_BCM963XX) += board_bcm963xx.o
18 +obj-$(CONFIG_BOARD_LIVEBOX) += board_livebox.o
19 --- /dev/null
20 +++ b/arch/mips/bcm63xx/boards/board_livebox.c
21 @@ -0,0 +1,369 @@
22 +/*
23 + * This file is subject to the terms and conditions of the GNU General Public
24 + * License. See the file "COPYING" in the main directory of this archive
25 + * for more details.
26 + *
27 + * Copyright (C) 2008 Florian Fainelli <florian@openwrt.org>
28 + */
29 +
30 +#include <linux/init.h>
31 +#include <linux/kernel.h>
32 +#include <linux/string.h>
33 +#include <linux/platform_device.h>
34 +#include <linux/mtd/mtd.h>
35 +#include <linux/mtd/partitions.h>
36 +#include <linux/mtd/physmap.h>
37 +#include <linux/ssb/ssb.h>
38 +#include <linux/gpio_keys.h>
39 +#include <linux/input.h>
40 +#include <linux/spi/spi.h>
41 +#include <asm/addrspace.h>
42 +#include <bcm63xx_board.h>
43 +#include <bcm63xx_cpu.h>
44 +#include <bcm63xx_dev_uart.h>
45 +#include <bcm63xx_regs.h>
46 +#include <bcm63xx_io.h>
47 +#include <bcm63xx_dev_pci.h>
48 +#include <bcm63xx_dev_enet.h>
49 +#include <bcm63xx_dev_dsp.h>
50 +#include <bcm63xx_dev_pcmcia.h>
51 +#include <bcm63xx_dev_usb_ohci.h>
52 +#include <bcm63xx_dev_usb_ehci.h>
53 +#include <bcm63xx_dev_spi.h>
54 +#include <board_bcm963xx.h>
55 +
56 +#define PFX "board_livebox: "
57 +
58 +#define LIVEBOX_KEYS_POLL_INTERVAL 20
59 +#define LIVEBOX_KEYS_DEBOUNCE_INTERVAL (LIVEBOX_KEYS_POLL_INTERVAL * 3)
60 +
61 +static unsigned int mac_addr_used = 0;
62 +static struct board_info board;
63 +
64 +/*
65 + * known 6348 boards
66 + */
67 +#ifdef CONFIG_BCM63XX_CPU_6348
68 +static struct board_info __initdata board_livebox_blue5g = {
69 + .name = "Livebox-blue-5g",
70 + .expected_cpu_id = 0x6348,
71 +
72 + .has_uart0 = 1,
73 + .has_enet0 = 1,
74 + .has_enet1 = 1,
75 + .has_pci = 1,
76 +
77 + .enet0 = {
78 + .has_phy = 1,
79 + .use_internal_phy = 1,
80 + },
81 +
82 + .enet1 = {
83 + .has_phy = 1,
84 + .phy_id = 31,
85 + },
86 +
87 + .has_ohci0 = 1,
88 + .has_pccard = 1,
89 +
90 + .has_dsp = 0, /*TODO some Liveboxes have dsp*/
91 + .dsp = {
92 + .gpio_rst = 6, /*FIXME eth1 shares gpio6 with dsp?*/
93 + .gpio_int = 35,
94 + .cs = 2,
95 + .ext_irq = 2,
96 + },
97 +
98 + .leds = {
99 + {
100 + .name = "Livebox-blue-5g::adsl-fail",
101 + .gpio = 0,
102 + .active_low = 0,
103 + .default_trigger = "default-on",
104 + },
105 + {
106 + .name = "Livebox-blue-5g::adsl",
107 + .gpio = 1,
108 + },
109 + {
110 + .name = "Livebox-blue-5g::traffic",
111 + .gpio = 2,
112 + },
113 + {
114 + .name = "Livebox-blue-5g::phone",
115 + .gpio = 3,
116 + },
117 + {
118 + .name = "Livebox-blue-5g::wifi",
119 + .gpio = 4,
120 + },
121 + },
122 +
123 + .buttons = {
124 + {
125 + .desc = "BTN_1",
126 + .gpio = 36,
127 + .active_low = 1,
128 + .type = EV_KEY,
129 + .code = BTN_1,
130 + .debounce_interval = LIVEBOX_KEYS_DEBOUNCE_INTERVAL,
131 + },
132 + {
133 + .desc = "BTN_2",
134 + .gpio = 7,
135 + .active_low = 1,
136 + .type = EV_KEY,
137 + .code = BTN_2,
138 + .debounce_interval = LIVEBOX_KEYS_DEBOUNCE_INTERVAL,
139 + },
140 +
141 + },
142 +};
143 +#endif
144 +
145 +/*
146 + * all boards
147 + */
148 +static const struct board_info __initdata *bcm963xx_boards[] = {
149 +#ifdef CONFIG_BCM63XX_CPU_6348
150 + &board_livebox_blue5g
151 +#endif
152 +};
153 +/*
154 + * return board name for /proc/cpuinfo
155 + */
156 +const char *board_get_name(void)
157 +{
158 + return board.name;
159 +}
160 +
161 +/*
162 + * register & return a new board mac address
163 + */
164 +static int board_get_mac_address(u8 *mac)
165 +{
166 + u8 *p;
167 + int count;
168 +
169 + memcpy(mac, (u8 *)0xBEBFF377, ETH_ALEN);
170 +
171 + p = mac + ETH_ALEN - 1;
172 + count = mac_addr_used;
173 +
174 + while (count--) {
175 + do {
176 + (*p)++;
177 + if (*p != 0)
178 + break;
179 + p--;
180 + } while (p != mac);
181 + }
182 +
183 + if (p == mac) {
184 + printk(KERN_ERR PFX "unable to fetch mac address\n");
185 + return -ENODEV;
186 + }
187 + mac_addr_used++;
188 +
189 + return 0;
190 +}
191 +
192 +/*
193 + * early init callback
194 + */
195 +#define LIVEBOX_GPIO_DETECT_MASK 0x000000ff
196 +#define LIVEBOX_BOOT_ADDR 0x1e400000
197 +
198 +#define LIVEBOX_HW_BLUE5G_9 0x90
199 +
200 +void __init board_prom_init(void)
201 +{
202 + u32 val;
203 + u8 hw_version;
204 +
205 + /* Get hardware version */
206 + val = bcm_gpio_readl(GPIO_CTL_LO_REG);
207 + val &= ~LIVEBOX_GPIO_DETECT_MASK;
208 + bcm_gpio_writel(val, GPIO_CTL_LO_REG);
209 +
210 + hw_version = bcm_gpio_readl(GPIO_DATA_LO_REG) & LIVEBOX_GPIO_DETECT_MASK;
211 + switch (hw_version) {
212 + case LIVEBOX_HW_BLUE5G_9:
213 + printk(KERN_INFO PFX "Livebox BLUE5G.9\n");
214 + memcpy(&board, bcm963xx_boards[0], sizeof(board));
215 + break;
216 + default:
217 + printk(KERN_INFO PFX "Unknown livebox version: %02x\n", hw_version);
218 + break;
219 + }
220 +
221 + /* use default livebox configuration */
222 + memcpy(&board, bcm963xx_boards[0], sizeof(board));
223 +
224 + /* setup pin multiplexing depending on board enabled device,
225 + * this has to be done this early since PCI init is done
226 + * inside arch_initcall */
227 + val = 0;
228 +
229 +#ifdef CONFIG_PCI
230 + if (board.has_pci) {
231 + bcm63xx_pci_enabled = 1;
232 + if (BCMCPU_IS_6348())
233 + val |= GPIO_MODE_6348_G2_PCI;
234 + }
235 +#endif
236 + if (board.has_pccard) {
237 + if (BCMCPU_IS_6348())
238 + val |= GPIO_MODE_6348_G1_MII_PCCARD;
239 + }
240 +
241 + if (board.has_enet0 && !board.enet0.use_internal_phy) {
242 + if (BCMCPU_IS_6348())
243 + val |= GPIO_MODE_6348_G3_EXT_MII |
244 + GPIO_MODE_6348_G0_EXT_MII;
245 + }
246 +
247 + if (board.has_enet1 && !board.enet1.use_internal_phy) {
248 + if (BCMCPU_IS_6348())
249 + val |= GPIO_MODE_6348_G3_EXT_MII |
250 + GPIO_MODE_6348_G0_EXT_MII;
251 + printk(KERN_INFO PFX "resetting gpio6 for eth1...\n");
252 + gpio_request(6, "dsp_eth_rst");
253 + gpio_direction_output(6, 0);
254 + gpio_set_value(6, 1);
255 + }
256 +
257 + bcm_gpio_writel(val, GPIO_MODE_REG);
258 +}
259 +
260 +/*
261 + * second stage init callback, good time to panic if we couldn't
262 + * identify on which board we're running since early printk is working
263 + */
264 +void __init board_setup(void)
265 +{
266 + if (!board.name[0])
267 + panic("unable to detect bcm963xx board");
268 + printk(KERN_INFO PFX "board name: %s\n", board.name);
269 +
270 + /* make sure we're running on expected cpu */
271 + if (bcm63xx_get_cpu_id() != board.expected_cpu_id)
272 + panic("unexpected CPU for bcm963xx board");
273 +}
274 +
275 +static struct physmap_flash_data flash_data = {
276 + .width = 2,
277 +};
278 +
279 +static struct resource mtd_resources[] = {
280 + {
281 + .start = 0, /* filled at runtime */
282 + .end = 0, /* filled at runtime */
283 + .flags = IORESOURCE_MEM,
284 + }
285 +};
286 +
287 +static struct platform_device mtd_dev = {
288 + .name = "physmap-flash",
289 + .resource = mtd_resources,
290 + .num_resources = ARRAY_SIZE(mtd_resources),
291 + .dev = {
292 + .platform_data = &flash_data,
293 + },
294 +};
295 +
296 +static struct gpio_led_platform_data bcm63xx_led_data;
297 +
298 +static struct platform_device bcm63xx_gpio_leds = {
299 + .name = "leds-gpio",
300 + .id = 0,
301 + .dev.platform_data = &bcm63xx_led_data,
302 +};
303 +
304 +static struct gpio_keys_platform_data bcm63xx_gpio_keys_data = {
305 + .poll_interval = LIVEBOX_KEYS_POLL_INTERVAL,
306 +};
307 +
308 +static struct platform_device bcm63xx_gpio_keys_device = {
309 + .name = "gpio-keys-polled",
310 + .id = 0,
311 + .dev.platform_data = &bcm63xx_gpio_keys_data,
312 +};
313 +
314 +/*
315 + * third stage init callback, register all board devices.
316 + */
317 +int __init board_register_devices(void)
318 +{
319 + u32 val;
320 + int led_count = 0;
321 + int button_count = 0;
322 +
323 + if (board.has_uart0)
324 + bcm63xx_uart_register(0);
325 +
326 + if (board.has_uart1)
327 + bcm63xx_uart_register(1);
328 +
329 + if (board.has_pccard)
330 + bcm63xx_pcmcia_register();
331 +
332 + if (board.has_enet0 &&
333 + !board_get_mac_address(board.enet0.mac_addr))
334 + bcm63xx_enet_register(0, &board.enet0);
335 +
336 + if (board.has_enet1 &&
337 + !board_get_mac_address(board.enet1.mac_addr))
338 + bcm63xx_enet_register(1, &board.enet1);
339 +
340 + if (board.has_ehci0)
341 + bcm63xx_ehci_register();
342 +
343 + if (board.has_ohci0)
344 + bcm63xx_ohci_register();
345 +
346 + if (board.has_dsp)
347 + bcm63xx_dsp_register(&board.dsp);
348 +
349 + bcm63xx_spi_register();
350 +
351 + if (board.num_devs)
352 + platform_add_devices(board.devs, board.num_devs);
353 +
354 + if (board.num_spis)
355 + spi_register_board_info(board.spis, board.num_spis);
356 +
357 +
358 + /* read base address of boot chip select (0) */
359 + val = bcm_mpi_readl(MPI_CSBASE_REG(0));
360 + val &= MPI_CSBASE_BASE_MASK;
361 + if (val != LIVEBOX_BOOT_ADDR)
362 + printk(KERN_NOTICE PFX "flash address is: 0x%08x, forcing to: 0x%08x\n",
363 + val, LIVEBOX_BOOT_ADDR);
364 + mtd_resources[0].start = LIVEBOX_BOOT_ADDR;
365 + mtd_resources[0].end = 0x1ebfffff;
366 +
367 + platform_device_register(&mtd_dev);
368 +
369 + /* count number of LEDs defined by this device */
370 + while (led_count < ARRAY_SIZE(board.leds) && board.leds[led_count].name)
371 + led_count++;
372 +
373 + bcm63xx_led_data.num_leds = led_count;
374 + bcm63xx_led_data.leds = board.leds;
375 +
376 + platform_device_register(&bcm63xx_gpio_leds);
377 +
378 + /* count number of BUTTONs defined by this device */
379 + while (button_count < ARRAY_SIZE(board.buttons) && board.buttons[button_count].desc)
380 + button_count++;
381 +
382 + if (button_count) {
383 + bcm63xx_gpio_keys_data.nbuttons = button_count;
384 + bcm63xx_gpio_keys_data.buttons = board.buttons;
385 +
386 + platform_device_register(&bcm63xx_gpio_keys_device);
387 + }
388 +
389 + return 0;
390 +}