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176 lines
4.1 KiB
176 lines
4.1 KiB
/*
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* MikroTik RouterBOARD 91X support
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*
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* Copyright (C) 2013 Gabor Juhos <juhosg@openwrt.org>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*/
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#define pr_fmt(fmt) "rb91x: " fmt
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#include <linux/phy.h>
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#include <linux/delay.h>
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#include <linux/platform_device.h>
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#include <linux/ath9k_platform.h>
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#include <linux/mtd/mtd.h>
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#include <linux/mtd/nand.h>
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#include <linux/mtd/partitions.h>
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#include <linux/spi/spi.h>
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#include <linux/spi/74x164.h>
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#include <linux/spi/flash.h>
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#include <linux/routerboot.h>
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#include <linux/gpio.h>
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#include <asm/prom.h>
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#include <asm/mach-ath79/ath79.h>
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#include <asm/mach-ath79/ath79_spi_platform.h>
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#include <asm/mach-ath79/ar71xx_regs.h>
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#include "common.h"
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#include "dev-eth.h"
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#include "dev-leds-gpio.h"
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#include "dev-m25p80.h"
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#include "dev-nfc.h"
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#include "dev-usb.h"
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#include "dev-wmac.h"
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#include "machtypes.h"
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#include "pci.h"
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#include "routerboot.h"
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#define RB_ROUTERBOOT_OFFSET 0x0000
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#define RB_ROUTERBOOT_MIN_SIZE 0xb000
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#define RB_HARD_CFG_SIZE 0x1000
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#define RB_BIOS_OFFSET 0xd000
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#define RB_BIOS_SIZE 0x1000
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#define RB_SOFT_CFG_OFFSET 0xf000
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#define RB_SOFT_CFG_SIZE 0x1000
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#define RB91X_FLAG_USB BIT(0)
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#define RB91X_FLAG_PCIE BIT(1)
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struct rb_board_info {
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const char *name;
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u32 flags;
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};
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static struct mtd_partition rb711gr100_spi_partitions[] = {
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{
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.name = "routerboot",
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.offset = RB_ROUTERBOOT_OFFSET,
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.mask_flags = MTD_WRITEABLE,
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}, {
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.name = "hard_config",
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.size = RB_HARD_CFG_SIZE,
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.mask_flags = MTD_WRITEABLE,
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}, {
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.name = "bios",
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.offset = RB_BIOS_OFFSET,
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.size = RB_BIOS_SIZE,
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.mask_flags = MTD_WRITEABLE,
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}, {
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.name = "soft_config",
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.size = RB_SOFT_CFG_SIZE,
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}
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};
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static struct flash_platform_data rb711gr100_spi_flash_data = {
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.parts = rb711gr100_spi_partitions,
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.nr_parts = ARRAY_SIZE(rb711gr100_spi_partitions),
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};
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static void __init rb711gr100_init_partitions(const struct rb_info *info)
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{
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rb711gr100_spi_partitions[0].size = info->hard_cfg_offs;
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rb711gr100_spi_partitions[1].offset = info->hard_cfg_offs;
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rb711gr100_spi_partitions[3].offset = info->soft_cfg_offs;
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}
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void __init rb711gr100_wlan_init(void)
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{
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char *caldata;
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u8 wlan_mac[ETH_ALEN];
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caldata = rb_get_wlan_data();
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if (caldata == NULL)
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return;
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ath79_init_mac(wlan_mac, ath79_mac_base, 1);
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ath79_register_wmac(caldata + 0x1000, wlan_mac);
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kfree(caldata);
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}
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#define RB_BOARD_INFO(_name, _flags) \
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{ \
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.name = (_name), \
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.flags = (_flags), \
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}
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static const struct rb_board_info rb711gr100_boards[] __initconst = {
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RB_BOARD_INFO("911G-2HPnD", 0),
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RB_BOARD_INFO("911G-5HPnD", 0),
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RB_BOARD_INFO("912UAG-2HPnD", RB91X_FLAG_USB | RB91X_FLAG_PCIE),
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RB_BOARD_INFO("912UAG-5HPnD", RB91X_FLAG_USB | RB91X_FLAG_PCIE),
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};
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static u32 rb711gr100_get_flags(const struct rb_info *info)
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{
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int i;
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for (i = 0; i < ARRAY_SIZE(rb711gr100_boards); i++) {
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const struct rb_board_info *bi;
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bi = &rb711gr100_boards[i];
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if (strcmp(info->board_name, bi->name) == 0)
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return bi->flags;
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}
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return 0;
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}
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static void __init rb711gr100_setup(void)
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{
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const struct rb_info *info;
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char buf[64];
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u32 flags;
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info = rb_init_info((void *) KSEG1ADDR(0x1f000000), 0x10000);
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if (!info)
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return;
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scnprintf(buf, sizeof(buf), "Mikrotik RouterBOARD %s",
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(info->board_name) ? info->board_name : "");
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mips_set_machine_name(buf);
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rb711gr100_init_partitions(info);
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ath79_register_m25p80(&rb711gr100_spi_flash_data);
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ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0 |
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AR934X_ETH_CFG_SW_ONLY_MODE);
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ath79_register_mdio(0, 0x0);
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ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 0);
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ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
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ath79_eth0_data.phy_mask = BIT(0);
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ath79_register_eth(0);
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rb711gr100_wlan_init();
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platform_device_register_simple("rb91x-nand", -1, NULL, 0);
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flags = rb711gr100_get_flags(info);
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if (flags & RB91X_FLAG_USB)
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ath79_register_usb();
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if (flags & RB91X_FLAG_PCIE)
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ath79_register_pci();
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}
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MIPS_MACHINE_NONAME(ATH79_MACH_RB_711GR100, "711Gr100", rb711gr100_setup);
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