/branches/18.06.1/target/linux/ar71xx/files/arch/mips/ath79/mach-rb91x.c |
@@ -0,0 +1,348 @@ |
/* |
* MikroTik RouterBOARD 91X support |
* |
* Copyright (C) 2013 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. |
*/ |
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#define pr_fmt(fmt) "rb91x: " fmt |
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#include <linux/version.h> |
#include <linux/phy.h> |
#include <linux/delay.h> |
#include <linux/platform_device.h> |
#include <linux/ath9k_platform.h> |
#include <linux/mtd/mtd.h> |
#if LINUX_VERSION_CODE < KERNEL_VERSION(4,14,0) |
#include <linux/mtd/nand.h> |
#else |
#include <linux/mtd/rawnand.h> |
#endif |
#include <linux/mtd/partitions.h> |
#include <linux/spi/spi.h> |
#include <linux/spi/74x164.h> |
#include <linux/spi/flash.h> |
#include <linux/routerboot.h> |
#include <linux/gpio.h> |
#include <linux/platform_data/gpio-latch.h> |
#include <linux/platform_data/rb91x_nand.h> |
#include <linux/platform_data/phy-at803x.h> |
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#include <asm/prom.h> |
#include <asm/mach-ath79/ath79.h> |
#include <asm/mach-ath79/ath79_spi_platform.h> |
#include <asm/mach-ath79/ar71xx_regs.h> |
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#include "common.h" |
#include "dev-eth.h" |
#include "dev-leds-gpio.h" |
#include "dev-nfc.h" |
#include "dev-usb.h" |
#include "dev-spi.h" |
#include "dev-wmac.h" |
#include "machtypes.h" |
#include "pci.h" |
#include "routerboot.h" |
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#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 |
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#define RB91X_FLAG_USB BIT(0) |
#define RB91X_FLAG_PCIE BIT(1) |
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#define RB91X_LATCH_GPIO_BASE 32 |
#define RB91X_LATCH_GPIO(_x) (RB91X_LATCH_GPIO_BASE + (_x)) |
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#define RB91X_SSR_GPIO_BASE (RB91X_LATCH_GPIO_BASE + AR934X_GPIO_COUNT) |
#define RB91X_SSR_GPIO(_x) (RB91X_SSR_GPIO_BASE + (_x)) |
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#define RB91X_SSR_BIT_LED1 0 |
#define RB91X_SSR_BIT_LED2 1 |
#define RB91X_SSR_BIT_LED3 2 |
#define RB91X_SSR_BIT_LED4 3 |
#define RB91X_SSR_BIT_LED5 4 |
#define RB91X_SSR_BIT_5 5 |
#define RB91X_SSR_BIT_USB_POWER 6 |
#define RB91X_SSR_BIT_PCIE_POWER 7 |
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#define RB91X_GPIO_SSR_STROBE RB91X_LATCH_GPIO(0) |
#define RB91X_GPIO_LED_POWER RB91X_LATCH_GPIO(1) |
#define RB91X_GPIO_LED_USER RB91X_LATCH_GPIO(2) |
#define RB91X_GPIO_NAND_READ RB91X_LATCH_GPIO(3) |
#define RB91X_GPIO_NAND_RDY RB91X_LATCH_GPIO(4) |
#define RB91X_GPIO_NLE RB91X_LATCH_GPIO(11) |
#define RB91X_GPIO_NAND_NRW RB91X_LATCH_GPIO(12) |
#define RB91X_GPIO_NAND_NCE RB91X_LATCH_GPIO(13) |
#define RB91X_GPIO_NAND_CLE RB91X_LATCH_GPIO(14) |
#define RB91X_GPIO_NAND_ALE RB91X_LATCH_GPIO(15) |
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#define RB91X_GPIO_LED_1 RB91X_SSR_GPIO(RB91X_SSR_BIT_LED1) |
#define RB91X_GPIO_LED_2 RB91X_SSR_GPIO(RB91X_SSR_BIT_LED2) |
#define RB91X_GPIO_LED_3 RB91X_SSR_GPIO(RB91X_SSR_BIT_LED3) |
#define RB91X_GPIO_LED_4 RB91X_SSR_GPIO(RB91X_SSR_BIT_LED4) |
#define RB91X_GPIO_LED_5 RB91X_SSR_GPIO(RB91X_SSR_BIT_LED5) |
#define RB91X_GPIO_USB_POWER RB91X_SSR_GPIO(RB91X_SSR_BIT_USB_POWER) |
#define RB91X_GPIO_PCIE_POWER RB91X_SSR_GPIO(RB91X_SSR_BIT_PCIE_POWER) |
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struct rb_board_info { |
const char *name; |
u32 flags; |
}; |
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static struct mtd_partition rb711gr100_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, |
} |
}; |
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static struct flash_platform_data rb711gr100_spi_flash_data = { |
.parts = rb711gr100_spi_partitions, |
.nr_parts = ARRAY_SIZE(rb711gr100_spi_partitions), |
}; |
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static int rb711gr100_gpio_latch_gpios[AR934X_GPIO_COUNT] __initdata = { |
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, |
12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22 |
}; |
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static struct gpio_latch_platform_data rb711gr100_gpio_latch_data __initdata = { |
.base = RB91X_LATCH_GPIO_BASE, |
.num_gpios = ARRAY_SIZE(rb711gr100_gpio_latch_gpios), |
.gpios = rb711gr100_gpio_latch_gpios, |
.le_gpio_index = 11, |
.le_active_low = true, |
}; |
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static struct rb91x_nand_platform_data rb711gr100_nand_data __initdata = { |
.gpio_nce = RB91X_GPIO_NAND_NCE, |
.gpio_ale = RB91X_GPIO_NAND_ALE, |
.gpio_cle = RB91X_GPIO_NAND_CLE, |
.gpio_rdy = RB91X_GPIO_NAND_RDY, |
.gpio_read = RB91X_GPIO_NAND_READ, |
.gpio_nrw = RB91X_GPIO_NAND_NRW, |
.gpio_nle = RB91X_GPIO_NLE, |
}; |
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static u8 rb711gr100_ssr_initdata[] = { |
BIT(RB91X_SSR_BIT_PCIE_POWER) | |
BIT(RB91X_SSR_BIT_USB_POWER) | |
BIT(RB91X_SSR_BIT_5) |
}; |
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static struct gen_74x164_chip_platform_data rb711gr100_ssr_data = { |
.base = RB91X_SSR_GPIO_BASE, |
.num_registers = ARRAY_SIZE(rb711gr100_ssr_initdata), |
.init_data = rb711gr100_ssr_initdata, |
}; |
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static struct spi_board_info rb711gr100_spi_info[] = { |
{ |
.bus_num = 0, |
.chip_select = 0, |
.max_speed_hz = 25000000, |
.modalias = "m25p80", |
.platform_data = &rb711gr100_spi_flash_data, |
}, { |
.bus_num = 0, |
.chip_select = 1, |
.max_speed_hz = 10000000, |
.modalias = "74x164", |
.platform_data = &rb711gr100_ssr_data, |
} |
}; |
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static int rb711gr100_spi_cs_gpios[2] = { |
-ENOENT, |
RB91X_GPIO_SSR_STROBE, |
}; |
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static struct ath79_spi_platform_data rb711gr100_spi_data __initdata = { |
.bus_num = 0, |
.num_chipselect = 2, |
.cs_gpios = rb711gr100_spi_cs_gpios, |
}; |
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static struct gpio_led rb711gr100_leds[] __initdata = { |
{ |
.name = "rb:green:led1", |
.gpio = RB91X_GPIO_LED_1, |
.active_low = 0, |
}, |
{ |
.name = "rb:green:led2", |
.gpio = RB91X_GPIO_LED_2, |
.active_low = 0, |
}, |
{ |
.name = "rb:green:led3", |
.gpio = RB91X_GPIO_LED_3, |
.active_low = 0, |
}, |
{ |
.name = "rb:green:led4", |
.gpio = RB91X_GPIO_LED_4, |
.active_low = 0, |
}, |
{ |
.name = "rb:green:led5", |
.gpio = RB91X_GPIO_LED_5, |
.active_low = 0, |
}, |
{ |
.name = "rb:green:user", |
.gpio = RB91X_GPIO_LED_USER, |
.active_low = 0, |
}, |
{ |
.name = "rb:green:power", |
.gpio = RB91X_GPIO_LED_POWER, |
.active_low = 0, |
.default_state = LEDS_GPIO_DEFSTATE_ON, |
}, |
}; |
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static struct at803x_platform_data rb91x_at803x_data = { |
.disable_smarteee = 1, |
.enable_rgmii_rx_delay = 1, |
.enable_rgmii_tx_delay = 1, |
}; |
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static struct mdio_board_info rb91x_mdio0_info[] = { |
{ |
.bus_id = "ag71xx-mdio.0", |
.mdio_addr = 0, |
.platform_data = &rb91x_at803x_data, |
}, |
}; |
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static void __init rb711gr100_init_partitions(const struct rb_info *info) |
{ |
rb711gr100_spi_partitions[0].size = info->hard_cfg_offs; |
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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void __init rb711gr100_wlan_init(void) |
{ |
char *caldata; |
u8 wlan_mac[ETH_ALEN]; |
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caldata = rb_get_wlan_data(); |
if (caldata == NULL) |
return; |
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ath79_init_mac(wlan_mac, ath79_mac_base, 1); |
ath79_register_wmac(caldata + 0x1000, wlan_mac); |
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kfree(caldata); |
} |
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#define RB_BOARD_INFO(_name, _flags) \ |
{ \ |
.name = (_name), \ |
.flags = (_flags), \ |
} |
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static const struct rb_board_info rb711gr100_boards[] __initconst = { |
RB_BOARD_INFO("911G-2HPnD", 0), |
RB_BOARD_INFO("911G-5HPnD", 0), |
RB_BOARD_INFO("912UAG-2HPnD", RB91X_FLAG_USB | RB91X_FLAG_PCIE), |
RB_BOARD_INFO("912UAG-5HPnD", RB91X_FLAG_USB | RB91X_FLAG_PCIE), |
}; |
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static u32 rb711gr100_get_flags(const struct rb_info *info) |
{ |
int i; |
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for (i = 0; i < ARRAY_SIZE(rb711gr100_boards); i++) { |
const struct rb_board_info *bi; |
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bi = &rb711gr100_boards[i]; |
if (strcmp(info->board_name, bi->name) == 0) |
return bi->flags; |
} |
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return 0; |
} |
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static void __init rb711gr100_setup(void) |
{ |
const struct rb_info *info; |
char buf[64]; |
u32 flags; |
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info = rb_init_info((void *) KSEG1ADDR(0x1f000000), 0x10000); |
if (!info) |
return; |
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scnprintf(buf, sizeof(buf), "Mikrotik RouterBOARD %s", |
(info->board_name) ? info->board_name : ""); |
mips_set_machine_name(buf); |
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rb711gr100_init_partitions(info); |
ath79_register_spi(&rb711gr100_spi_data, rb711gr100_spi_info, |
ARRAY_SIZE(rb711gr100_spi_info)); |
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ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0 | |
AR934X_ETH_CFG_RXD_DELAY | |
AR934X_ETH_CFG_SW_ONLY_MODE); |
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ath79_register_mdio(0, 0x0); |
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mdiobus_register_board_info(rb91x_mdio0_info, |
ARRAY_SIZE(rb91x_mdio0_info)); |
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ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 0); |
ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII; |
ath79_eth0_data.phy_mask = BIT(0); |
ath79_eth0_pll_data.pll_1000 = 0x02000000; |
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ath79_register_eth(0); |
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rb711gr100_wlan_init(); |
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platform_device_register_data(NULL, "rb91x-nand", -1, |
&rb711gr100_nand_data, |
sizeof(rb711gr100_nand_data)); |
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platform_device_register_data(NULL, "gpio-latch", -1, |
&rb711gr100_gpio_latch_data, |
sizeof(rb711gr100_gpio_latch_data)); |
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ath79_register_leds_gpio(-1, ARRAY_SIZE(rb711gr100_leds), |
rb711gr100_leds); |
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flags = rb711gr100_get_flags(info); |
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if (flags & RB91X_FLAG_USB) |
ath79_register_usb(); |
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if (flags & RB91X_FLAG_PCIE) |
ath79_register_pci(); |
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} |
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MIPS_MACHINE_NONAME(ATH79_MACH_RB_711GR100, "711Gr100", rb711gr100_setup); |