2 * MikroTik RouterBOARD 91X support
4 * Copyright (C) 2013 Gabor Juhos <juhosg@openwrt.org>
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.
11 #define pr_fmt(fmt) "rb91x: " fmt
13 #include <linux/phy.h>
14 #include <linux/delay.h>
15 #include <linux/platform_device.h>
16 #include <linux/ath9k_platform.h>
17 #include <linux/mtd/mtd.h>
18 #include <linux/mtd/nand.h>
19 #include <linux/mtd/partitions.h>
20 #include <linux/spi/spi.h>
21 #include <linux/spi/74x164.h>
22 #include <linux/spi/flash.h>
23 #include <linux/routerboot.h>
24 #include <linux/gpio.h>
27 #include <asm/mach-ath79/ath79.h>
28 #include <asm/mach-ath79/ath79_spi_platform.h>
29 #include <asm/mach-ath79/ar71xx_regs.h>
33 #include "dev-leds-gpio.h"
34 #include "dev-m25p80.h"
38 #include "machtypes.h"
40 #include "routerboot.h"
42 #define RB_ROUTERBOOT_OFFSET 0x0000
43 #define RB_ROUTERBOOT_MIN_SIZE 0xb000
44 #define RB_HARD_CFG_SIZE 0x1000
45 #define RB_BIOS_OFFSET 0xd000
46 #define RB_BIOS_SIZE 0x1000
47 #define RB_SOFT_CFG_OFFSET 0xf000
48 #define RB_SOFT_CFG_SIZE 0x1000
50 #define RB91X_FLAG_USB BIT(0)
51 #define RB91X_FLAG_PCIE BIT(1)
53 struct rb_board_info {
58 static struct mtd_partition rb711gr100_spi_partitions[] = {
61 .offset = RB_ROUTERBOOT_OFFSET,
62 .mask_flags = MTD_WRITEABLE,
64 .name = "hard_config",
65 .size = RB_HARD_CFG_SIZE,
66 .mask_flags = MTD_WRITEABLE,
69 .offset = RB_BIOS_OFFSET,
71 .mask_flags = MTD_WRITEABLE,
73 .name = "soft_config",
74 .size = RB_SOFT_CFG_SIZE,
78 static struct flash_platform_data rb711gr100_spi_flash_data = {
79 .parts = rb711gr100_spi_partitions,
80 .nr_parts = ARRAY_SIZE(rb711gr100_spi_partitions),
83 static void __init rb711gr100_init_partitions(const struct rb_info *info)
85 rb711gr100_spi_partitions[0].size = info->hard_cfg_offs;
86 rb711gr100_spi_partitions[1].offset = info->hard_cfg_offs;
88 rb711gr100_spi_partitions[3].offset = info->soft_cfg_offs;
91 void __init rb711gr100_wlan_init(void)
94 u8 wlan_mac[ETH_ALEN];
96 caldata = rb_get_wlan_data();
100 ath79_init_mac(wlan_mac, ath79_mac_base, 1);
101 ath79_register_wmac(caldata + 0x1000, wlan_mac);
106 #define RB_BOARD_INFO(_name, _flags) \
112 static const struct rb_board_info rb711gr100_boards[] __initconst = {
113 RB_BOARD_INFO("911G-2HPnD", 0),
114 RB_BOARD_INFO("911G-5HPnD", 0),
115 RB_BOARD_INFO("912UAG-2HPnD", RB91X_FLAG_USB | RB91X_FLAG_PCIE),
116 RB_BOARD_INFO("912UAG-5HPnD", RB91X_FLAG_USB | RB91X_FLAG_PCIE),
119 static u32 rb711gr100_get_flags(const struct rb_info *info)
123 for (i = 0; i < ARRAY_SIZE(rb711gr100_boards); i++) {
124 const struct rb_board_info *bi;
126 bi = &rb711gr100_boards[i];
127 if (strcmp(info->board_name, bi->name) == 0)
134 static void __init rb711gr100_setup(void)
136 const struct rb_info *info;
140 info = rb_init_info((void *) KSEG1ADDR(0x1f000000), 0x10000);
144 scnprintf(buf, sizeof(buf), "Mikrotik RouterBOARD %s",
145 (info->board_name) ? info->board_name : "");
146 mips_set_machine_name(buf);
148 rb711gr100_init_partitions(info);
149 ath79_register_m25p80(&rb711gr100_spi_flash_data);
151 ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0 |
152 AR934X_ETH_CFG_SW_ONLY_MODE);
154 ath79_register_mdio(0, 0x0);
156 ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 0);
157 ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
158 ath79_eth0_data.phy_mask = BIT(0);
159 ath79_eth0_pll_data.pll_1000 = 0x02000000;
161 ath79_register_eth(0);
163 rb711gr100_wlan_init();
165 platform_device_register_simple("rb91x-nand", -1, NULL, 0);
167 flags = rb711gr100_get_flags(info);
169 if (flags & RB91X_FLAG_USB)
170 ath79_register_usb();
172 if (flags & RB91X_FLAG_PCIE)
173 ath79_register_pci();
177 MIPS_MACHINE_NONAME(ATH79_MACH_RB_711GR100, "711Gr100", rb711gr100_setup);