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openwrtv3/target/linux/ar71xx/files/arch/mips/ath79/mach-rb91x.c
Sergey Ryazanov 6cad8ee0bd ar71xx: keep the RouterBOARD Power LED in On state 
It is quite unexpected behaviour when the Power LED switches off as soon
as the kernel starts booting. So set the default state to 'Keep' for
the Power LEDs of all RouterBOARDs (e.g. RB91x, SXT Lite series, etc.).

Signed-off-by: Sergey Ryazanov <ryazanov.s.a@gmail.com>
[switch the default state to keep instead of on]
Signed-off-by: Mathias Kresin <dev@kresin.me>
2017-07-20 19:10:29 +02:00

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/*
* 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.
*/
#define pr_fmt(fmt) "rb91x: " fmt
#include <linux/phy.h>
#include <linux/delay.h>
#include <linux/platform_device.h>
#include <linux/ath9k_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/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>
#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>
#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"
#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 RB91X_FLAG_USB BIT(0)
#define RB91X_FLAG_PCIE BIT(1)
#define RB91X_LATCH_GPIO_BASE AR934X_GPIO_COUNT
#define RB91X_LATCH_GPIO(_x) (RB91X_LATCH_GPIO_BASE + (_x))
#define RB91X_SSR_GPIO_BASE (RB91X_LATCH_GPIO_BASE + AR934X_GPIO_COUNT)
#define RB91X_SSR_GPIO(_x) (RB91X_SSR_GPIO_BASE + (_x))
#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
#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)
#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)
struct rb_board_info {
const char *name;
u32 flags;
};
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,
}
};
static struct flash_platform_data rb711gr100_spi_flash_data = {
.parts = rb711gr100_spi_partitions,
.nr_parts = ARRAY_SIZE(rb711gr100_spi_partitions),
};
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
};
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,
};
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,
};
static u8 rb711gr100_ssr_initdata[] __initdata = {
BIT(RB91X_SSR_BIT_PCIE_POWER) |
BIT(RB91X_SSR_BIT_USB_POWER) |
BIT(RB91X_SSR_BIT_5)
};
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,
};
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,
}
};
static int rb711gr100_spi_cs_gpios[2] = {
-ENOENT,
RB91X_GPIO_SSR_STROBE,
};
static struct ath79_spi_platform_data rb711gr100_spi_data __initdata = {
.bus_num = 0,
.num_chipselect = 2,
.cs_gpios = rb711gr100_spi_cs_gpios,
};
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_KEEP,
},
};
static struct at803x_platform_data rb91x_at803x_data = {
.disable_smarteee = 1,
.enable_rgmii_rx_delay = 1,
.enable_rgmii_tx_delay = 1,
};
static struct mdio_board_info rb91x_mdio0_info[] = {
{
.bus_id = "ag71xx-mdio.0",
.phy_addr = 0,
.platform_data = &rb91x_at803x_data,
},
};
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;
rb711gr100_spi_partitions[3].offset = info->soft_cfg_offs;
}
void __init rb711gr100_wlan_init(void)
{
char *caldata;
u8 wlan_mac[ETH_ALEN];
caldata = rb_get_wlan_data();
if (caldata == NULL)
return;
ath79_init_mac(wlan_mac, ath79_mac_base, 1);
ath79_register_wmac(caldata + 0x1000, wlan_mac);
kfree(caldata);
}
#define RB_BOARD_INFO(_name, _flags) \
{ \
.name = (_name), \
.flags = (_flags), \
}
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),
};
static u32 rb711gr100_get_flags(const struct rb_info *info)
{
int i;
for (i = 0; i < ARRAY_SIZE(rb711gr100_boards); i++) {
const struct rb_board_info *bi;
bi = &rb711gr100_boards[i];
if (strcmp(info->board_name, bi->name) == 0)
return bi->flags;
}
return 0;
}
static void __init rb711gr100_setup(void)
{
const struct rb_info *info;
char buf[64];
u32 flags;
info = rb_init_info((void *) KSEG1ADDR(0x1f000000), 0x10000);
if (!info)
return;
scnprintf(buf, sizeof(buf), "Mikrotik RouterBOARD %s",
(info->board_name) ? info->board_name : "");
mips_set_machine_name(buf);
rb711gr100_init_partitions(info);
ath79_register_spi(&rb711gr100_spi_data, rb711gr100_spi_info,
ARRAY_SIZE(rb711gr100_spi_info));
ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0 |
AR934X_ETH_CFG_RXD_DELAY |
AR934X_ETH_CFG_SW_ONLY_MODE);
ath79_register_mdio(0, 0x0);
mdiobus_register_board_info(rb91x_mdio0_info,
ARRAY_SIZE(rb91x_mdio0_info));
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;
ath79_register_eth(0);
rb711gr100_wlan_init();
platform_device_register_data(NULL, "rb91x-nand", -1,
&rb711gr100_nand_data,
sizeof(rb711gr100_nand_data));
platform_device_register_data(NULL, "gpio-latch", -1,
&rb711gr100_gpio_latch_data,
sizeof(rb711gr100_gpio_latch_data));
ath79_register_leds_gpio(-1, ARRAY_SIZE(rb711gr100_leds),
rb711gr100_leds);
flags = rb711gr100_get_flags(info);
if (flags & RB91X_FLAG_USB)
ath79_register_usb();
if (flags & RB91X_FLAG_PCIE)
ath79_register_pci();
}
MIPS_MACHINE_NONAME(ATH79_MACH_RB_711GR100, "711Gr100", rb711gr100_setup);
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