* MikroTik RouterBOARD 2011 support
*
* Copyright (C) 2012 Stijn Tintel <stijn@linux-ipv6.be>
+ * Copyright (C) 2012 Gabor Juhos <juhosg@openwrt.org>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*/
+#define pr_fmt(fmt) "rb2011: " fmt
+
#include <linux/phy.h>
+#include <linux/delay.h>
#include <linux/platform_device.h>
+#include <linux/ath9k_platform.h>
#include <linux/ar8216_platform.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/nand.h>
+#include <linux/mtd/partitions.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/flash.h>
+#include <linux/routerboot.h>
+#include <linux/gpio.h>
+#include <asm/prom.h>
+#include <asm/mach-ath79/ath79.h>
#include <asm/mach-ath79/ar71xx_regs.h>
#include "common.h"
#include "dev-eth.h"
#include "dev-m25p80.h"
+#include "dev-nfc.h"
+#include "dev-usb.h"
+#include "dev-wmac.h"
#include "machtypes.h"
+#include "routerboot.h"
+
+#define RB2011_GPIO_NAND_NCE 14
+#define RB2011_GPIO_SFP_LOS 21
+
+#define RB_ROUTERBOOT_OFFSET 0x0000
+#define RB_ROUTERBOOT_MIN_SIZE 0xb000
+#define RB_HARD_CFG_SIZE 0x1000
+#define RB_BIOS_OFFSET 0xd000
+#define RB_BIOS_SIZE 0x1000
+#define RB_SOFT_CFG_OFFSET 0xf000
+#define RB_SOFT_CFG_SIZE 0x1000
+
+#define RB_ART_SIZE 0x10000
+
+#define RB2011_FLAG_SFP BIT(0)
+#define RB2011_FLAG_USB BIT(1)
+#define RB2011_FLAG_WLAN BIT(2)
+
+static struct mtd_partition rb2011_spi_partitions[] = {
+ {
+ .name = "routerboot",
+ .offset = RB_ROUTERBOOT_OFFSET,
+ .mask_flags = MTD_WRITEABLE,
+ }, {
+ .name = "hard_config",
+ .size = RB_HARD_CFG_SIZE,
+ .mask_flags = MTD_WRITEABLE,
+ }, {
+ .name = "bios",
+ .offset = RB_BIOS_OFFSET,
+ .size = RB_BIOS_SIZE,
+ .mask_flags = MTD_WRITEABLE,
+ }, {
+ .name = "soft_config",
+ .size = RB_SOFT_CFG_SIZE,
+ }
+};
+
+static void __init rb2011_init_partitions(const struct rb_info *info)
+{
+ rb2011_spi_partitions[0].size = info->hard_cfg_offs;
+ rb2011_spi_partitions[1].offset = info->hard_cfg_offs;
+ rb2011_spi_partitions[3].offset = info->soft_cfg_offs;
+}
+
+static struct mtd_partition rb2011_nand_partitions[] = {
+ {
+ .name = "booter",
+ .offset = 0,
+ .size = (256 * 1024),
+ .mask_flags = MTD_WRITEABLE,
+ },
+ {
+ .name = "kernel",
+ .offset = (256 * 1024),
+ .size = (4 * 1024 * 1024) - (256 * 1024),
+ },
+ {
+ .name = "rootfs",
+ .offset = MTDPART_OFS_NXTBLK,
+ .size = MTDPART_SIZ_FULL,
+ },
+};
+
+static struct flash_platform_data rb2011_spi_flash_data = {
+ .parts = rb2011_spi_partitions,
+ .nr_parts = ARRAY_SIZE(rb2011_spi_partitions),
+};
static struct ar8327_pad_cfg rb2011_ar8327_pad0_cfg = {
.mode = AR8327_PAD_MAC_RGMII,
.txclk_delay_en = true,
.rxclk_delay_en = true,
- .txclk_delay_sel = AR8327_CLK_DELAY_SEL1,
- .rxclk_delay_sel = AR8327_CLK_DELAY_SEL2,
+ .txclk_delay_sel = AR8327_CLK_DELAY_SEL3,
+ .rxclk_delay_sel = AR8327_CLK_DELAY_SEL0,
+};
+
+static struct ar8327_pad_cfg rb2011_ar8327_pad6_cfg;
+static struct ar8327_sgmii_cfg rb2011_ar8327_sgmii_cfg;
+
+static struct ar8327_led_cfg rb2011_ar8327_led_cfg = {
+ .led_ctrl0 = 0xc731c731,
+ .led_ctrl1 = 0x00000000,
+ .led_ctrl2 = 0x00000000,
+ .led_ctrl3 = 0x0030c300,
+ .open_drain = false,
+};
+
+static const struct ar8327_led_info rb2011_ar8327_leds[] __initconst = {
+ AR8327_LED_INFO(PHY0_0, HW, "rb:green:eth1"),
+ AR8327_LED_INFO(PHY1_0, HW, "rb:green:eth2"),
+ AR8327_LED_INFO(PHY2_0, HW, "rb:green:eth3"),
+ AR8327_LED_INFO(PHY3_0, HW, "rb:green:eth4"),
+ AR8327_LED_INFO(PHY4_0, HW, "rb:green:eth5"),
+ AR8327_LED_INFO(PHY0_1, SW, "rb:green:eth6"),
+ AR8327_LED_INFO(PHY1_1, SW, "rb:green:eth7"),
+ AR8327_LED_INFO(PHY2_1, SW, "rb:green:eth8"),
+ AR8327_LED_INFO(PHY3_1, SW, "rb:green:eth9"),
+ AR8327_LED_INFO(PHY4_1, SW, "rb:green:eth10"),
+ AR8327_LED_INFO(PHY4_2, SW, "rb:green:usr"),
};
static struct ar8327_platform_data rb2011_ar8327_data = {
.pad0_cfg = &rb2011_ar8327_pad0_cfg,
- .cpuport_cfg = {
+ .port0_cfg = {
.force_link = 1,
.speed = AR8327_PORT_SPEED_1000,
.duplex = 1,
.txpause = 1,
.rxpause = 1,
- }
+ },
+ .led_cfg = &rb2011_ar8327_led_cfg,
+ .num_leds = ARRAY_SIZE(rb2011_ar8327_leds),
+ .leds = rb2011_ar8327_leds,
};
static struct mdio_board_info rb2011_mdio0_info[] = {
},
};
-static void __init rb2011_gmac_setup(void)
+static void __init rb2011_wlan_init(void)
+{
+ char *art_buf;
+ u8 wlan_mac[ETH_ALEN];
+
+ art_buf = rb_get_wlan_data();
+ if (art_buf == NULL)
+ return;
+
+ ath79_init_mac(wlan_mac, ath79_mac_base, 11);
+ ath79_register_wmac(art_buf + 0x1000, wlan_mac);
+
+ kfree(art_buf);
+}
+
+static void rb2011_nand_select_chip(int chip_no)
+{
+ switch (chip_no) {
+ case 0:
+ gpio_set_value(RB2011_GPIO_NAND_NCE, 0);
+ break;
+ default:
+ gpio_set_value(RB2011_GPIO_NAND_NCE, 1);
+ break;
+ }
+ ndelay(500);
+}
+
+static struct nand_ecclayout rb2011_nand_ecclayout = {
+ .eccbytes = 6,
+ .eccpos = { 8, 9, 10, 13, 14, 15 },
+ .oobavail = 9,
+ .oobfree = { { 0, 4 }, { 6, 2 }, { 11, 2 }, { 4, 1 } }
+};
+
+static int rb2011_nand_scan_fixup(struct mtd_info *mtd)
+{
+ struct nand_chip *chip = mtd->priv;
+
+ if (mtd->writesize == 512) {
+ /*
+ * Use the OLD Yaffs-1 OOB layout, otherwise RouterBoot
+ * will not be able to find the kernel that we load.
+ */
+ chip->ecc.layout = &rb2011_nand_ecclayout;
+ }
+
+ return 0;
+}
+
+static void __init rb2011_nand_init(void)
+{
+ gpio_request_one(RB2011_GPIO_NAND_NCE, GPIOF_OUT_INIT_HIGH, "NAND nCE");
+
+ ath79_nfc_set_scan_fixup(rb2011_nand_scan_fixup);
+ ath79_nfc_set_parts(rb2011_nand_partitions,
+ ARRAY_SIZE(rb2011_nand_partitions));
+ ath79_nfc_set_select_chip(rb2011_nand_select_chip);
+ ath79_nfc_set_swap_dma(true);
+ ath79_register_nfc();
+}
+
+static int rb2011_get_port_link(unsigned port)
+{
+ if (port != 6)
+ return -EINVAL;
+
+ /* The Loss of signal line is active low */
+ return !gpio_get_value(RB2011_GPIO_SFP_LOS);
+}
+
+static void __init rb2011_sfp_init(void)
{
- void __iomem *base;
- u32 t;
+ gpio_request_one(RB2011_GPIO_SFP_LOS, GPIOF_IN, "SFP LOS");
- base = ioremap(AR934X_GMAC_BASE, AR934X_GMAC_SIZE);
+ rb2011_ar8327_pad6_cfg.mode = AR8327_PAD_MAC_SGMII;
- t = __raw_readl(base + AR934X_GMAC_REG_ETH_CFG);
- t &= ~(AR934X_ETH_CFG_RGMII_GMAC0 | AR934X_ETH_CFG_MII_GMAC0 |
- AR934X_ETH_CFG_GMII_GMAC0 | AR934X_ETH_CFG_SW_ONLY_MODE);
- t |= AR934X_ETH_CFG_RGMII_GMAC0 | AR934X_ETH_CFG_SW_ONLY_MODE;
+ rb2011_ar8327_data.pad6_cfg = &rb2011_ar8327_pad6_cfg;
- __raw_writel(t, base + AR934X_GMAC_REG_ETH_CFG);
+ rb2011_ar8327_sgmii_cfg.sgmii_ctrl = 0xc70167d0;
+ rb2011_ar8327_sgmii_cfg.serdes_aen = true;
- iounmap(base);
+ rb2011_ar8327_data.sgmii_cfg = &rb2011_ar8327_sgmii_cfg;
+
+ rb2011_ar8327_data.port6_cfg.force_link = 1;
+ rb2011_ar8327_data.port6_cfg.speed = AR8327_PORT_SPEED_1000;
+ rb2011_ar8327_data.port6_cfg.duplex = 1;
+
+ rb2011_ar8327_data.get_port_link = rb2011_get_port_link;
}
-static void __init rb2011_setup(void)
+static int __init rb2011_setup(u32 flags)
{
- ath79_register_m25p80(NULL);
+ const struct rb_info *info;
+ char buf[64];
+
+ info = rb_init_info((void *) KSEG1ADDR(0x1f000000), 0x10000);
+ if (!info)
+ return -ENODEV;
+
+ scnprintf(buf, sizeof(buf), "Mikrotik RouterBOARD %s",
+ (info->board_name) ? info->board_name : "");
+ mips_set_machine_name(buf);
+
+ rb2011_init_partitions(info);
- rb2011_gmac_setup();
+ ath79_register_m25p80(&rb2011_spi_flash_data);
+ rb2011_nand_init();
+
+ ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0 |
+ AR934X_ETH_CFG_SW_ONLY_MODE);
ath79_register_mdio(1, 0x0);
ath79_register_mdio(0, 0x0);
ath79_eth1_data.duplex = DUPLEX_FULL;
ath79_register_eth(1);
+
+ if (flags & RB2011_FLAG_SFP)
+ rb2011_sfp_init();
+
+ if (flags & RB2011_FLAG_WLAN)
+ rb2011_wlan_init();
+
+ if (flags & RB2011_FLAG_USB)
+ ath79_register_usb();
+
+ return 0;
+}
+
+static void __init rb2011l_setup(void)
+{
+ rb2011_setup(0);
+}
+
+MIPS_MACHINE_NONAME(ATH79_MACH_RB_2011L, "2011L", rb2011l_setup);
+
+static void __init rb2011us_setup(void)
+{
+ rb2011_setup(RB2011_FLAG_SFP | RB2011_FLAG_USB);
+}
+
+MIPS_MACHINE_NONAME(ATH79_MACH_RB_2011US, "2011US", rb2011us_setup);
+
+static void __init rb2011r5_setup(void)
+{
+ rb2011_setup(RB2011_FLAG_SFP | RB2011_FLAG_USB | RB2011_FLAG_WLAN);
+}
+
+MIPS_MACHINE_NONAME(ATH79_MACH_RB_2011R5, "2011r5", rb2011r5_setup);
+
+static void __init rb2011g_setup(void)
+{
+ rb2011_setup(RB2011_FLAG_SFP |
+ RB2011_FLAG_USB |
+ RB2011_FLAG_WLAN);
}
-MIPS_MACHINE(ATH79_MACH_RB_2011L, "2011L", "MikroTik RouterBOARD 2011L",
- rb2011_setup);
+MIPS_MACHINE_NONAME(ATH79_MACH_RB_2011G, "2011G", rb2011g_setup);
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