/*
|
* Copyright (C) 2011 Simon Guinot <sguinot@lacie.com>
|
*
|
* Based on Kirkwood support:
|
* (C) Copyright 2009
|
* Marvell Semiconductor <www.marvell.com>
|
* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
|
*
|
* SPDX-License-Identifier: GPL-2.0+
|
*/
|
|
#include <common.h>
|
#include <command.h>
|
#include <i2c.h>
|
#include <asm/mach-types.h>
|
#include <asm/arch/cpu.h>
|
#include <asm/arch/soc.h>
|
#include <asm/arch/mpp.h>
|
#include <asm/arch/gpio.h>
|
|
#include "net2big_v2.h"
|
#include "../common/common.h"
|
#include "../common/cpld-gpio-bus.h"
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
int board_early_init_f(void)
|
{
|
/* GPIO configuration */
|
mvebu_config_gpio(NET2BIG_V2_OE_VAL_LOW, NET2BIG_V2_OE_VAL_HIGH,
|
NET2BIG_V2_OE_LOW, NET2BIG_V2_OE_HIGH);
|
|
/* Multi-Purpose Pins Functionality configuration */
|
static const u32 kwmpp_config[] = {
|
MPP0_SPI_SCn,
|
MPP1_SPI_MOSI,
|
MPP2_SPI_SCK,
|
MPP3_SPI_MISO,
|
MPP6_SYSRST_OUTn,
|
MPP7_GPO, /* Request power-off */
|
MPP8_TW_SDA,
|
MPP9_TW_SCK,
|
MPP10_UART0_TXD,
|
MPP11_UART0_RXD,
|
MPP13_GPIO, /* Rear power switch (on|auto) */
|
MPP14_GPIO, /* USB fuse alarm */
|
MPP15_GPIO, /* Rear power switch (auto|off) */
|
MPP16_GPIO, /* SATA HDD1 power */
|
MPP17_GPIO, /* SATA HDD2 power */
|
MPP20_SATA1_ACTn,
|
MPP21_SATA0_ACTn,
|
MPP24_GPIO, /* USB mode select */
|
MPP26_GPIO, /* USB device vbus */
|
MPP28_GPIO, /* USB enable host vbus */
|
MPP29_GPIO, /* CPLD GPIO bus ALE */
|
MPP34_GPIO, /* Rear Push button 0=on 1=off */
|
MPP35_GPIO, /* Inhibit switch power-off */
|
MPP36_GPIO, /* SATA HDD1 presence */
|
MPP37_GPIO, /* SATA HDD2 presence */
|
MPP40_GPIO, /* eSATA presence */
|
MPP44_GPIO, /* CPLD GPIO bus (data 0) */
|
MPP45_GPIO, /* CPLD GPIO bus (data 1) */
|
MPP46_GPIO, /* CPLD GPIO bus (data 2) */
|
MPP47_GPIO, /* CPLD GPIO bus (addr 0) */
|
MPP48_GPIO, /* CPLD GPIO bus (addr 1) */
|
MPP49_GPIO, /* CPLD GPIO bus (addr 2) */
|
0
|
};
|
|
kirkwood_mpp_conf(kwmpp_config, NULL);
|
|
return 0;
|
}
|
|
int board_init(void)
|
{
|
/* Machine number */
|
gd->bd->bi_arch_number = MACH_TYPE_NET2BIG_V2;
|
|
/* Boot parameters address */
|
gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100;
|
|
return 0;
|
}
|
|
#if defined(CONFIG_MISC_INIT_R)
|
|
#if defined(CONFIG_CMD_I2C) && defined(CONFIG_SYS_I2C_G762_ADDR)
|
/*
|
* Start I2C fan (GMT G762 controller)
|
*/
|
static void init_fan(void)
|
{
|
u8 data;
|
|
i2c_set_bus_num(0);
|
|
/* Enable open-loop and PWM modes */
|
data = 0x20;
|
if (i2c_write(CONFIG_SYS_I2C_G762_ADDR,
|
G762_REG_FAN_CMD1, 1, &data, 1) != 0)
|
goto err;
|
data = 0;
|
if (i2c_write(CONFIG_SYS_I2C_G762_ADDR,
|
G762_REG_SET_CNT, 1, &data, 1) != 0)
|
goto err;
|
/*
|
* RPM to PWM (set_out register) fan speed conversion array:
|
* 0 0x00
|
* 1500 0x04
|
* 2800 0x08
|
* 3400 0x0C
|
* 3700 0x10
|
* 4400 0x20
|
* 4700 0x30
|
* 4800 0x50
|
* 5200 0x80
|
* 5400 0xC0
|
* 5500 0xFF
|
*
|
* Start fan at low speed (2800 RPM):
|
*/
|
data = 0x08;
|
if (i2c_write(CONFIG_SYS_I2C_G762_ADDR,
|
G762_REG_SET_OUT, 1, &data, 1) != 0)
|
goto err;
|
|
return;
|
err:
|
printf("Error: failed to start I2C fan @%02x\n",
|
CONFIG_SYS_I2C_G762_ADDR);
|
}
|
#else
|
static void init_fan(void) {}
|
#endif /* CONFIG_CMD_I2C && CONFIG_SYS_I2C_G762_ADDR */
|
|
#if defined(CONFIG_NET2BIG_V2) && defined(CONFIG_KIRKWOOD_GPIO)
|
/*
|
* CPLD GPIO bus:
|
*
|
* - address register : bit [0-2] -> GPIO [47-49]
|
* - data register : bit [0-2] -> GPIO [44-46]
|
* - enable register : GPIO 29
|
*/
|
static unsigned cpld_gpio_bus_addr[] = { 47, 48, 49 };
|
static unsigned cpld_gpio_bus_data[] = { 44, 45, 46 };
|
|
static struct cpld_gpio_bus cpld_gpio_bus = {
|
.addr = cpld_gpio_bus_addr,
|
.num_addr = ARRAY_SIZE(cpld_gpio_bus_addr),
|
.data = cpld_gpio_bus_data,
|
.num_data = ARRAY_SIZE(cpld_gpio_bus_data),
|
.enable = 29,
|
};
|
|
/*
|
* LEDs configuration:
|
*
|
* The LEDs are controlled by a CPLD and can be configured through
|
* the CPLD GPIO bus.
|
*
|
* Address register selection:
|
*
|
* addr | register
|
* ----------------------------
|
* 0 | front LED
|
* 1 | front LED brightness
|
* 2 | SATA LED brightness
|
* 3 | SATA0 LED
|
* 4 | SATA1 LED
|
* 5 | SATA2 LED
|
* 6 | SATA3 LED
|
* 7 | SATA4 LED
|
*
|
* Data register configuration:
|
*
|
* data | LED brightness
|
* -------------------------------------------------
|
* 0 | min (off)
|
* - | -
|
* 7 | max
|
*
|
* data | front LED mode
|
* -------------------------------------------------
|
* 0 | fix off
|
* 1 | fix blue on
|
* 2 | fix red on
|
* 3 | blink blue on=1 sec and blue off=1 sec
|
* 4 | blink red on=1 sec and red off=1 sec
|
* 5 | blink blue on=2.5 sec and red on=0.5 sec
|
* 6 | blink blue on=1 sec and red on=1 sec
|
* 7 | blink blue on=0.5 sec and blue off=2.5 sec
|
*
|
* data | SATA LED mode
|
* -------------------------------------------------
|
* 0 | fix off
|
* 1 | SATA activity blink
|
* 2 | fix red on
|
* 3 | blink blue on=1 sec and blue off=1 sec
|
* 4 | blink red on=1 sec and red off=1 sec
|
* 5 | blink blue on=2.5 sec and red on=0.5 sec
|
* 6 | blink blue on=1 sec and red on=1 sec
|
* 7 | fix blue on
|
*/
|
static void init_leds(void)
|
{
|
/* Enable the front blue LED */
|
cpld_gpio_bus_write(&cpld_gpio_bus, 0, 1);
|
cpld_gpio_bus_write(&cpld_gpio_bus, 1, 3);
|
|
/* Configure SATA LEDs to blink in relation with the SATA activity */
|
cpld_gpio_bus_write(&cpld_gpio_bus, 3, 1);
|
cpld_gpio_bus_write(&cpld_gpio_bus, 4, 1);
|
cpld_gpio_bus_write(&cpld_gpio_bus, 2, 3);
|
}
|
#else
|
static void init_leds(void) {}
|
#endif /* CONFIG_NET2BIG_V2 && CONFIG_KIRKWOOD_GPIO */
|
|
int misc_init_r(void)
|
{
|
init_fan();
|
#if defined(CONFIG_CMD_I2C) && defined(CONFIG_SYS_I2C_EEPROM_ADDR)
|
if (!env_get("ethaddr")) {
|
uchar mac[6];
|
if (lacie_read_mac_address(mac) == 0)
|
eth_env_set_enetaddr("ethaddr", mac);
|
}
|
#endif
|
init_leds();
|
|
return 0;
|
}
|
#endif /* CONFIG_MISC_INIT_R */
|
|
#if defined(CONFIG_CMD_NET) && defined(CONFIG_RESET_PHY_R)
|
/* Configure and initialize PHY */
|
void reset_phy(void)
|
{
|
mv_phy_88e1116_init("egiga0", 8);
|
}
|
#endif
|
|
#if defined(CONFIG_KIRKWOOD_GPIO)
|
/* Return GPIO push button status */
|
static int
|
do_read_push_button(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
|
{
|
return !kw_gpio_get_value(NET2BIG_V2_GPIO_PUSH_BUTTON);
|
}
|
|
U_BOOT_CMD(button, 1, 1, do_read_push_button,
|
"Return GPIO push button status 0=off 1=on", "");
|
#endif
|
