2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
6 * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
7 * Copyright (C) 2008 Florian Fainelli <florian@openwrt.org>
10 #include <linux/init.h>
11 #include <linux/kernel.h>
12 #include <linux/string.h>
13 #include <linux/platform_device.h>
14 #include <linux/mtd/mtd.h>
15 #include <linux/mtd/partitions.h>
16 #include <linux/mtd/physmap.h>
17 #include <linux/ssb/ssb.h>
18 #include <asm/addrspace.h>
19 #include <bcm63xx_board.h>
20 #include <bcm63xx_cpu.h>
21 #include <bcm63xx_dev_uart.h>
22 #include <bcm63xx_regs.h>
23 #include <bcm63xx_io.h>
24 #include <bcm63xx_dev_pci.h>
25 #include <bcm63xx_dev_enet.h>
26 #include <bcm63xx_dev_dsp.h>
27 #include <bcm63xx_dev_pcmcia.h>
28 #include <board_bcm963xx.h>
30 #define PFX "board_bcm963xx: "
32 static struct bcm963xx_nvram nvram;
33 static unsigned int mac_addr_used;
34 static struct board_info board;
39 #ifdef CONFIG_BCM63XX_CPU_6338
40 static struct board_info __initdata board_96338gw = {
42 .expected_cpu_id = 0x6338,
48 .force_duplex_full = 1,
73 .default_trigger = "default-on",
83 static struct board_info __initdata board_96338w = {
85 .expected_cpu_id = 0x6338,
91 .force_duplex_full = 1,
114 .default_trigger = "default-on",
128 #ifdef CONFIG_BCM63XX_CPU_6345
129 static struct board_info __initdata board_96345gw2 = {
131 .expected_cpu_id = 0x6345,
140 #ifdef CONFIG_BCM63XX_CPU_6348
141 static struct board_info __initdata board_96348r = {
143 .expected_cpu_id = 0x6348,
151 .use_internal_phy = 1,
174 .default_trigger = "default-on",
185 static struct board_info __initdata board_96348gw_10 = {
186 .name = "96348GW-10",
187 .expected_cpu_id = 0x6348,
196 .use_internal_phy = 1,
199 .force_speed_100 = 1,
200 .force_duplex_full = 1,
235 .default_trigger = "default-on",
245 static struct board_info __initdata board_96348gw_11 = {
246 .name = "96348GW-11",
247 .expected_cpu_id = 0x6348,
256 .use_internal_phy = 1,
260 .force_speed_100 = 1,
261 .force_duplex_full = 1,
289 .default_trigger = "default-on",
299 static struct board_info __initdata board_96348gw = {
301 .expected_cpu_id = 0x6348,
310 .use_internal_phy = 1,
313 .force_speed_100 = 1,
314 .force_duplex_full = 1,
347 .default_trigger = "default-on",
357 static struct board_info __initdata board_FAST2404 = {
359 .expected_cpu_id = 0x6348,
368 .use_internal_phy = 1,
372 .force_speed_100 = 1,
373 .force_duplex_full = 1,
381 static struct board_info __initdata board_rta1025w_16 = {
382 .name = "RTA1025W_16",
383 .expected_cpu_id = 0x6348,
391 .use_internal_phy = 1,
394 .force_speed_100 = 1,
395 .force_duplex_full = 1,
400 static struct board_info __initdata board_DV201AMR = {
402 .expected_cpu_id = 0x6348,
412 .use_internal_phy = 1,
415 .force_speed_100 = 1,
416 .force_duplex_full = 1,
420 static struct board_info __initdata board_96348gw_a = {
422 .expected_cpu_id = 0x6348,
431 .use_internal_phy = 1,
434 .force_speed_100 = 1,
435 .force_duplex_full = 1,
445 #ifdef CONFIG_BCM63XX_CPU_6358
446 static struct board_info __initdata board_96358vw = {
448 .expected_cpu_id = 0x6358,
457 .use_internal_phy = 1,
461 .force_speed_100 = 1,
462 .force_duplex_full = 1,
489 .default_trigger = "default-on",
498 static struct board_info __initdata board_96358vw2 = {
500 .expected_cpu_id = 0x6358,
509 .use_internal_phy = 1,
513 .force_speed_100 = 1,
514 .force_duplex_full = 1,
536 .default_trigger = "default-on",
546 static struct board_info __initdata board_AGPFS0 = {
548 .expected_cpu_id = 0x6358,
557 .use_internal_phy = 1,
561 .force_speed_100 = 1,
562 .force_duplex_full = 1,
569 static struct board_info __initdata board_DWVS0 = {
571 .expected_cpu_id = 0x6358,
579 .use_internal_phy = 1,
583 .force_speed_100 = 1,
584 .force_duplex_full = 1,
594 static const struct board_info __initdata *bcm963xx_boards[] = {
595 #ifdef CONFIG_BCM63XX_CPU_6338
599 #ifdef CONFIG_BCM63XX_CPU_6345
602 #ifdef CONFIG_BCM63XX_CPU_6348
613 #ifdef CONFIG_BCM63XX_CPU_6358
622 * early init callback, read nvram data from flash and checksum it
624 void __init board_prom_init(void)
626 unsigned int check_len, i;
627 u8 *boot_addr, *cfe, *p;
628 char cfe_version[32];
631 /* read base address of boot chip select (0)
632 * 6345 does not have MPI but boots from standard
633 * MIPS Flash address */
634 if (BCMCPU_IS_6345())
637 val = bcm_mpi_readl(MPI_CSBASE_REG(0));
638 val &= MPI_CSBASE_BASE_MASK;
640 boot_addr = (u8 *)KSEG1ADDR(val);
642 /* dump cfe version */
643 cfe = boot_addr + BCM963XX_CFE_VERSION_OFFSET;
644 if (!memcmp(cfe, "cfe-v", 5))
645 snprintf(cfe_version, sizeof(cfe_version), "%u.%u.%u-%u.%u",
646 cfe[5], cfe[6], cfe[7], cfe[8], cfe[9]);
648 strcpy(cfe_version, "unknown");
649 printk(KERN_INFO PFX "CFE version: %s\n", cfe_version);
651 /* extract nvram data */
652 memcpy(&nvram, boot_addr + BCM963XX_NVRAM_OFFSET, sizeof(nvram));
654 /* check checksum before using data */
655 if (nvram.version <= 4)
656 check_len = offsetof(struct bcm963xx_nvram, checksum_old);
658 check_len = sizeof(nvram);
664 printk(KERN_ERR PFX "invalid nvram checksum\n");
668 /* find board by name */
669 for (i = 0; i < ARRAY_SIZE(bcm963xx_boards); i++) {
670 if (strncmp(nvram.name, bcm963xx_boards[i]->name,
673 /* copy, board desc array is marked initdata */
674 memcpy(&board, bcm963xx_boards[i], sizeof(board));
678 /* bail out if board is not found, will complain later */
679 if (!board.name[0]) {
681 memcpy(name, nvram.name, 16);
683 printk(KERN_ERR PFX "unknown bcm963xx board: %s\n",
688 /* setup pin multiplexing depending on board enabled device,
689 * this has to be done this early since PCI init is done
690 * inside arch_initcall */
695 bcm63xx_pci_enabled = 1;
696 if (BCMCPU_IS_6348())
697 val |= GPIO_MODE_6348_G2_PCI;
701 if (board.has_pccard) {
702 if (BCMCPU_IS_6348())
703 val |= GPIO_MODE_6348_G1_MII_PCCARD;
706 if (board.has_enet0 && !board.enet0.use_internal_phy) {
707 if (BCMCPU_IS_6348())
708 val |= GPIO_MODE_6348_G3_EXT_MII |
709 GPIO_MODE_6348_G0_EXT_MII;
712 if (board.has_enet1 && !board.enet1.use_internal_phy) {
713 if (BCMCPU_IS_6348())
714 val |= GPIO_MODE_6348_G3_EXT_MII |
715 GPIO_MODE_6348_G0_EXT_MII;
718 bcm_gpio_writel(val, GPIO_MODE_REG);
720 /* Generate MAC address for WLAN and
721 * register our SPROM */
722 #ifdef CONFIG_SSB_PCIHOST
723 if (!board_get_mac_address(bcm63xx_sprom.il0mac)) {
724 memcpy(bcm63xx_sprom.et0mac, bcm63xx_sprom.il0mac, ETH_ALEN);
725 memcpy(bcm63xx_sprom.et1mac, bcm63xx_sprom.il0mac, ETH_ALEN);
726 if (ssb_arch_set_fallback_sprom(&bcm63xx_sprom) < 0)
727 printk(KERN_ERR "failed to register fallback SPROM\n");
733 * second stage init callback, good time to panic if we couldn't
734 * identify on which board we're running since early printk is working
736 void __init board_setup(void)
739 panic("unable to detect bcm963xx board");
740 printk(KERN_INFO PFX "board name: %s\n", board.name);
742 /* make sure we're running on expected cpu */
743 if (bcm63xx_get_cpu_id() != board.expected_cpu_id)
744 panic("unexpected CPU for bcm963xx board");
748 * return board name for /proc/cpuinfo
750 const char *board_get_name(void)
756 * register & return a new board mac address
758 static int board_get_mac_address(u8 *mac)
763 if (mac_addr_used >= nvram.mac_addr_count) {
764 printk(KERN_ERR PFX "not enough mac address\n");
768 memcpy(mac, nvram.mac_addr_base, ETH_ALEN);
769 p = mac + ETH_ALEN - 1;
770 count = mac_addr_used;
782 printk(KERN_ERR PFX "unable to fetch mac address\n");
790 static struct mtd_partition mtd_partitions[] = {
798 static struct physmap_flash_data flash_data = {
800 .nr_parts = ARRAY_SIZE(mtd_partitions),
801 .parts = mtd_partitions,
804 static struct resource mtd_resources[] = {
806 .start = 0, /* filled at runtime */
807 .end = 0, /* filled at runtime */
808 .flags = IORESOURCE_MEM,
812 static struct platform_device mtd_dev = {
813 .name = "physmap-flash",
814 .resource = mtd_resources,
815 .num_resources = ARRAY_SIZE(mtd_resources),
817 .platform_data = &flash_data,
822 * Register a sane SPROMv2 to make the on-board
825 #ifdef CONFIG_SSB_PCIHOST
826 static struct ssb_sprom bcm63xx_sprom = {
830 .ant_available_bg = 0x3,
843 .boardflags_lo = 0x2848,
844 .boardflags_hi = 0x0000,
848 static struct gpio_led_platform_data bcm63xx_led_data;
850 static struct platform_device bcm63xx_gpio_leds = {
853 .dev.platform_data = &bcm63xx_led_data,
857 * third stage init callback, register all board devices.
859 int __init board_register_devices(void)
864 bcm63xx_uart_register(0);
867 bcm63xx_uart_register(1);
869 if (board.has_pccard)
870 bcm63xx_pcmcia_register();
872 if (board.has_enet0 &&
873 !board_get_mac_address(board.enet0.mac_addr))
874 bcm63xx_enet_register(0, &board.enet0);
876 if (board.has_enet1 &&
877 !board_get_mac_address(board.enet1.mac_addr))
878 bcm63xx_enet_register(1, &board.enet1);
881 bcm63xx_dsp_register(&board.dsp);
883 /* read base address of boot chip select (0) */
884 if (BCMCPU_IS_6345())
887 val = bcm_mpi_readl(MPI_CSBASE_REG(0));
888 val &= MPI_CSBASE_BASE_MASK;
890 mtd_resources[0].start = val;
891 mtd_resources[0].end = 0x1FFFFFFF;
893 platform_device_register(&mtd_dev);
895 bcm63xx_led_data.num_leds = ARRAY_SIZE(board.leds);
896 bcm63xx_led_data.leds = board.leds;
898 platform_device_register(&bcm63xx_gpio_leds);