[people/ms/u-boot.git] / board / LaCie / net2big_v2 / net2big_v2.c

/*
 * 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 (!getenv("ethaddr")) {
		uchar mac[6];
		if (lacie_read_mac_address(mac) == 0)
			eth_setenv_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
Commit	Line	Data
5628fb75 SG	1	/*
	2	* Copyright (C) 2011 Simon Guinot <sguinot@lacie.com>
	3	*
	4	* Based on Kirkwood support:
	5	* (C) Copyright 2009
	6	* Marvell Semiconductor <www.marvell.com>
	7	* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
	8	*
1a459660	9	* SPDX-License-Identifier: GPL-2.0+
5628fb75 SG	10	*/
	11
	12	#include <common.h>
5628fb75	13	#include <command.h>
2af4d0f4	14	#include <i2c.h>
c62db35d	15	#include <asm/mach-types.h>
5628fb75	16	#include <asm/arch/cpu.h>
3dc23f78	17	#include <asm/arch/soc.h>
5628fb75 SG	18	#include <asm/arch/mpp.h>
5628fb75 SG	19	#include <asm/arch/gpio.h>
77ea071f	20
5628fb75	21	#include "net2big_v2.h"
77ea071f	22	#include "../common/common.h"
7737c994	23	#include "../common/cpld-gpio-bus.h"
5628fb75 SG	24
	25	DECLARE_GLOBAL_DATA_PTR;
	26
	27	int board_early_init_f(void)
	28	{
	29	/* GPIO configuration */
d5c5132f SR	30	mvebu_config_gpio(NET2BIG_V2_OE_VAL_LOW, NET2BIG_V2_OE_VAL_HIGH,
d5c5132f SR	31	NET2BIG_V2_OE_LOW, NET2BIG_V2_OE_HIGH);
5628fb75 SG	32
5628fb75 SG	33	/* Multi-Purpose Pins Functionality configuration */
9d86f0c3	34	static const u32 kwmpp_config[] = {
5628fb75 SG	35	MPP0_SPI_SCn,
	36	MPP1_SPI_MOSI,
	37	MPP2_SPI_SCK,
	38	MPP3_SPI_MISO,
	39	MPP6_SYSRST_OUTn,
	40	MPP7_GPO, /* Request power-off */
	41	MPP8_TW_SDA,
	42	MPP9_TW_SCK,
	43	MPP10_UART0_TXD,
	44	MPP11_UART0_RXD,
	45	MPP13_GPIO, /* Rear power switch (on\|auto) */
	46	MPP14_GPIO, /* USB fuse alarm */
	47	MPP15_GPIO, /* Rear power switch (auto\|off) */
	48	MPP16_GPIO, /* SATA HDD1 power */
	49	MPP17_GPIO, /* SATA HDD2 power */
	50	MPP20_SATA1_ACTn,
	51	MPP21_SATA0_ACTn,
	52	MPP24_GPIO, /* USB mode select */
	53	MPP26_GPIO, /* USB device vbus */
	54	MPP28_GPIO, /* USB enable host vbus */
7737c994	55	MPP29_GPIO, /* CPLD GPIO bus ALE */
5628fb75 SG	56	MPP34_GPIO, /* Rear Push button 0=on 1=off */
	57	MPP35_GPIO, /* Inhibit switch power-off */
	58	MPP36_GPIO, /* SATA HDD1 presence */
	59	MPP37_GPIO, /* SATA HDD2 presence */
	60	MPP40_GPIO, /* eSATA presence */
7737c994 SG	61	MPP44_GPIO, /* CPLD GPIO bus (data 0) */
	62	MPP45_GPIO, /* CPLD GPIO bus (data 1) */
	63	MPP46_GPIO, /* CPLD GPIO bus (data 2) */
	64	MPP47_GPIO, /* CPLD GPIO bus (addr 0) */
	65	MPP48_GPIO, /* CPLD GPIO bus (addr 1) */
	66	MPP49_GPIO, /* CPLD GPIO bus (addr 2) */
5628fb75 SG	67	0
	68	};
	69
84683638	70	kirkwood_mpp_conf(kwmpp_config, NULL);
5628fb75 SG	71
	72	return 0;
	73	}
	74
	75	int board_init(void)
	76	{
	77	/* Machine number */
	78	gd->bd->bi_arch_number = MACH_TYPE_NET2BIG_V2;
	79
	80	/* Boot parameters address */
96c5f081	81	gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100;
5628fb75 SG	82
	83	return 0;
	84	}
	85
77ea071f	86	#if defined(CONFIG_MISC_INIT_R)
2af4d0f4 SG	87
	88	#if defined(CONFIG_CMD_I2C) && defined(CONFIG_SYS_I2C_G762_ADDR)
	89	/*
	90	* Start I2C fan (GMT G762 controller)
	91	*/
	92	static void init_fan(void)
	93	{
	94	u8 data;
	95
	96	i2c_set_bus_num(0);
	97
	98	/* Enable open-loop and PWM modes */
	99	data = 0x20;
	100	if (i2c_write(CONFIG_SYS_I2C_G762_ADDR,
	101	G762_REG_FAN_CMD1, 1, &data, 1) != 0)
	102	goto err;
	103	data = 0;
	104	if (i2c_write(CONFIG_SYS_I2C_G762_ADDR,
	105	G762_REG_SET_CNT, 1, &data, 1) != 0)
	106	goto err;
	107	/*
	108	* RPM to PWM (set_out register) fan speed conversion array:
	109	* 0 0x00
	110	* 1500 0x04
	111	* 2800 0x08
	112	* 3400 0x0C
	113	* 3700 0x10
	114	* 4400 0x20
	115	* 4700 0x30
	116	* 4800 0x50
	117	* 5200 0x80
	118	* 5400 0xC0
	119	* 5500 0xFF
	120	*
	121	* Start fan at low speed (2800 RPM):
	122	*/
	123	data = 0x08;
	124	if (i2c_write(CONFIG_SYS_I2C_G762_ADDR,
	125	G762_REG_SET_OUT, 1, &data, 1) != 0)
	126	goto err;
	127
	128	return;
	129	err:
	130	printf("Error: failed to start I2C fan @%02x\n",
	131	CONFIG_SYS_I2C_G762_ADDR);
	132	}
	133	#else
	134	static void init_fan(void) {}
	135	#endif /* CONFIG_CMD_I2C && CONFIG_SYS_I2C_G762_ADDR */
	136
7737c994 SG	137	#if defined(CONFIG_NET2BIG_V2) && defined(CONFIG_KIRKWOOD_GPIO)
	138	/*
	139	* CPLD GPIO bus:
	140	*
	141	* - address register : bit [0-2] -> GPIO [47-49]
	142	* - data register : bit [0-2] -> GPIO [44-46]
	143	* - enable register : GPIO 29
	144	*/
	145	static unsigned cpld_gpio_bus_addr[] = { 47, 48, 49 };
	146	static unsigned cpld_gpio_bus_data[] = { 44, 45, 46 };
	147
	148	static struct cpld_gpio_bus cpld_gpio_bus = {
	149	.addr = cpld_gpio_bus_addr,
	150	.num_addr = ARRAY_SIZE(cpld_gpio_bus_addr),
	151	.data = cpld_gpio_bus_data,
	152	.num_data = ARRAY_SIZE(cpld_gpio_bus_data),
	153	.enable = 29,
	154	};
	155
	156	/*
	157	* LEDs configuration:
	158	*
	159	* The LEDs are controlled by a CPLD and can be configured through
	160	* the CPLD GPIO bus.
	161	*
	162	* Address register selection:
	163	*
	164	* addr \| register
	165	* ----------------------------
	166	* 0 \| front LED
	167	* 1 \| front LED brightness
	168	* 2 \| SATA LED brightness
	169	* 3 \| SATA0 LED
	170	* 4 \| SATA1 LED
	171	* 5 \| SATA2 LED
	172	* 6 \| SATA3 LED
	173	* 7 \| SATA4 LED
	174	*
	175	* Data register configuration:
	176	*
	177	* data \| LED brightness
	178	* -------------------------------------------------
	179	* 0 \| min (off)
	180	* - \| -
	181	* 7 \| max
	182	*
	183	* data \| front LED mode
	184	* -------------------------------------------------
	185	* 0 \| fix off
	186	* 1 \| fix blue on
	187	* 2 \| fix red on
	188	* 3 \| blink blue on=1 sec and blue off=1 sec
	189	* 4 \| blink red on=1 sec and red off=1 sec
	190	* 5 \| blink blue on=2.5 sec and red on=0.5 sec
	191	* 6 \| blink blue on=1 sec and red on=1 sec
	192	* 7 \| blink blue on=0.5 sec and blue off=2.5 sec
	193	*
	194	* data \| SATA LED mode
	195	* -------------------------------------------------
	196	* 0 \| fix off
	197	* 1 \| SATA activity blink
	198	* 2 \| fix red on
	199	* 3 \| blink blue on=1 sec and blue off=1 sec
	200	* 4 \| blink red on=1 sec and red off=1 sec
201	* 5 \| blink blue on=2.5 sec and red on=0.5 sec
202	* 6 \| blink blue on=1 sec and red on=1 sec
203	* 7 \| fix blue on
204	*/
205	static void init_leds(void)
206	{
207	/* Enable the front blue LED */
208	cpld_gpio_bus_write(&cpld_gpio_bus, 0, 1);
209	cpld_gpio_bus_write(&cpld_gpio_bus, 1, 3);
210
211	/* Configure SATA LEDs to blink in relation with the SATA activity */
212	cpld_gpio_bus_write(&cpld_gpio_bus, 3, 1);
213	cpld_gpio_bus_write(&cpld_gpio_bus, 4, 1);
214	cpld_gpio_bus_write(&cpld_gpio_bus, 2, 3);
215	}
216	#else
217	static void init_leds(void) {}
218	#endif /* CONFIG_NET2BIG_V2 && CONFIG_KIRKWOOD_GPIO */
219
5628fb75 SG	220	int misc_init_r(void)
5628fb75 SG	221	{
2af4d0f4	222	init_fan();
77ea071f	223	#if defined(CONFIG_CMD_I2C) && defined(CONFIG_SYS_I2C_EEPROM_ADDR)
5628fb75	224	if (!getenv("ethaddr")) {
5628fb75	225	uchar mac[6];
77ea071f SG	226	if (lacie_read_mac_address(mac) == 0)
77ea071f SG	227	eth_setenv_enetaddr("ethaddr", mac);
5628fb75	228	}
77ea071f	229	#endif
7737c994 SG	230	init_leds();
7737c994 SG	231
5628fb75 SG	232	return 0;
5628fb75 SG	233	}
2af4d0f4	234	#endif /* CONFIG_MISC_INIT_R */
5628fb75	235
77ea071f	236	#if defined(CONFIG_CMD_NET) && defined(CONFIG_RESET_PHY_R)
5628fb75 SG	237	/* Configure and initialize PHY */
	238	void reset_phy(void)
	239	{
c59c0857	240	mv_phy_88e1116_init("egiga0", 8);
5628fb75	241	}
77ea071f	242	#endif
5628fb75	243
77ea071f	244	#if defined(CONFIG_KIRKWOOD_GPIO)
5628fb75 SG	245	/* Return GPIO push button status */
	246	static int
	247	do_read_push_button(cmd_tbl_t cmdtp, int flag, int argc, char const argv[])
	248	{
	249	return !kw_gpio_get_value(NET2BIG_V2_GPIO_PUSH_BUTTON);
	250	}
	251
	252	U_BOOT_CMD(button, 1, 1, do_read_push_button,
	253	"Return GPIO push button status 0=off 1=on", "");
77ea071f	254	#endif