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

/*
 * Maintainer : Steve Sakoman <steve@sakoman.com>
 *
 * Derived from Beagle Board, 3430 SDP, and OMAP3EVM code by
 *	Richard Woodruff <r-woodruff2@ti.com>
 *	Syed Mohammed Khasim <khasim@ti.com>
 *	Sunil Kumar <sunilsaini05@gmail.com>
 *	Shashi Ranjan <shashiranjanmca05@gmail.com>
 *
 * (C) Copyright 2004-2008
 * Texas Instruments, <www.ti.com>
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */
#include <common.h>
#include <dm.h>
#include <ns16550.h>
#include <netdev.h>
#include <twl4030.h>
#include <linux/mtd/nand.h>
#include <asm/io.h>
#include <asm/arch/mmc_host_def.h>
#include <asm/arch/mux.h>
#include <asm/arch/mem.h>
#include <asm/arch/sys_proto.h>
#include <asm/gpio.h>
#include <asm/mach-types.h>
#include "overo.h"

#ifdef CONFIG_USB_EHCI
#include <usb.h>
#include <asm/ehci-omap.h>
#endif

DECLARE_GLOBAL_DATA_PTR;

#define TWL4030_I2C_BUS			0
#define EXPANSION_EEPROM_I2C_BUS	2
#define EXPANSION_EEPROM_I2C_ADDRESS	0x51

#define GUMSTIX_EMPTY_EEPROM		0x0

#define GUMSTIX_SUMMIT			0x01000200
#define GUMSTIX_TOBI			0x02000200
#define GUMSTIX_TOBI_DUO		0x03000200
#define GUMSTIX_PALO35			0x04000200
#define GUMSTIX_PALO43			0x05000200
#define GUMSTIX_CHESTNUT43		0x06000200
#define GUMSTIX_PINTO			0x07000200
#define GUMSTIX_GALLOP43		0x08000200
#define GUMSTIX_ALTO35			0x09000200
#define GUMSTIX_STAGECOACH		0x0A000200
#define GUMSTIX_THUMBO			0x0B000200
#define GUMSTIX_TURTLECORE		0x0C000200
#define GUMSTIX_ARBOR43C		0x0D000200

#define ETTUS_USRP_E			0x01000300

#define GUMSTIX_NO_EEPROM		0xffffffff

static struct {
	unsigned int device_vendor;
	unsigned char revision;
	unsigned char content;
	char fab_revision[8];
	char env_var[16];
	char env_setting[64];
} expansion_config = {0x0};

static const struct ns16550_platdata overo_serial = {
	OMAP34XX_UART3,
	2,
	V_NS16550_CLK
};

U_BOOT_DEVICE(overo_uart) = {
	"ns16550_serial",
	&overo_serial
};

/*
 * Routine: get_sdio2_config
 * Description: Return information about the wifi module connection
 *              Returns 0 if the module connects though a level translator
 *              Returns 1 if the module connects directly
 */
int get_sdio2_config(void)
{
	int sdio_direct;

	if (!gpio_request(130, "") && !gpio_request(139, "")) {

		gpio_direction_output(130, 0);
		gpio_direction_input(139);

		sdio_direct = 1;
		gpio_set_value(130, 0);
		if (gpio_get_value(139) == 0) {
			gpio_set_value(130, 1);
			if (gpio_get_value(139) == 1)
				sdio_direct = 0;
		}

		gpio_direction_input(130);
	} else {
		puts("Error: unable to acquire sdio2 clk GPIOs\n");
		sdio_direct = -1;
	}

	return sdio_direct;
}

/*
 * Routine: get_expansion_id
 * Description: This function checks for expansion board by checking I2C
 *		bus 2 for the availability of an AT24C01B serial EEPROM.
 *		returns the device_vendor field from the EEPROM
 */
unsigned int get_expansion_id(void)
{
	if (expansion_config.device_vendor != 0x0)
		return expansion_config.device_vendor;

	i2c_set_bus_num(EXPANSION_EEPROM_I2C_BUS);

	/* return GUMSTIX_NO_EEPROM if eeprom doesn't respond */
	if (i2c_probe(EXPANSION_EEPROM_I2C_ADDRESS) == 1) {
		i2c_set_bus_num(TWL4030_I2C_BUS);
		return GUMSTIX_NO_EEPROM;
	}

	/* read configuration data */
	i2c_read(EXPANSION_EEPROM_I2C_ADDRESS, 0, 1, (u8 *)&expansion_config,
		 sizeof(expansion_config));

	i2c_set_bus_num(TWL4030_I2C_BUS);

	return expansion_config.device_vendor;
}

/*
 * Routine: misc_init_r
 * Description: Configure board specific parts
 */
int misc_init_r(void)
{
	unsigned int expansion_id;

	twl4030_power_init();
	twl4030_led_init(TWL4030_LED_LEDEN_LEDAON | TWL4030_LED_LEDEN_LEDBON);

	printf("Board revision: %d\n", get_board_revision());

	switch (get_sdio2_config()) {
	case 0:
		puts("Tranceiver detected on mmc2\n");
		MUX_OVERO_SDIO2_TRANSCEIVER();
		break;
	case 1:
		puts("Direct connection on mmc2\n");
		MUX_OVERO_SDIO2_DIRECT();
		break;
	default:
		puts("Unable to detect mmc2 connection type\n");
	}

	expansion_id = get_expansion_id();
	switch (expansion_id) {
	case GUMSTIX_SUMMIT:
		printf("Recognized Summit expansion board (rev %d %s)\n",
			expansion_config.revision,
			expansion_config.fab_revision);
		MUX_GUMSTIX();
		setenv("defaultdisplay", "dvi");
		setenv("expansionname", "summit");
		break;
	case GUMSTIX_TOBI:
		printf("Recognized Tobi expansion board (rev %d %s)\n",
			expansion_config.revision,
			expansion_config.fab_revision);
		MUX_GUMSTIX();
		setenv("defaultdisplay", "dvi");
		setenv("expansionname", "tobi");
		break;
	case GUMSTIX_TOBI_DUO:
		printf("Recognized Tobi Duo expansion board (rev %d %s)\n",
			expansion_config.revision,
			expansion_config.fab_revision);
		MUX_GUMSTIX();
		setenv("expansionname", "tobiduo");
		break;
	case GUMSTIX_PALO35:
		printf("Recognized Palo35 expansion board (rev %d %s)\n",
			expansion_config.revision,
			expansion_config.fab_revision);
		MUX_GUMSTIX();
		setenv("defaultdisplay", "lcd35");
		setenv("expansionname", "palo35");
		break;
	case GUMSTIX_PALO43:
		printf("Recognized Palo43 expansion board (rev %d %s)\n",
			expansion_config.revision,
			expansion_config.fab_revision);
		MUX_GUMSTIX();
		setenv("defaultdisplay", "lcd43");
		setenv("expansionname", "palo43");
		break;
	case GUMSTIX_CHESTNUT43:
		printf("Recognized Chestnut43 expansion board (rev %d %s)\n",
			expansion_config.revision,
			expansion_config.fab_revision);
		MUX_GUMSTIX();
		setenv("defaultdisplay", "lcd43");
		setenv("expansionname", "chestnut43");
		break;
	case GUMSTIX_PINTO:
		printf("Recognized Pinto expansion board (rev %d %s)\n",
			expansion_config.revision,
			expansion_config.fab_revision);
		MUX_GUMSTIX();
		break;
	case GUMSTIX_GALLOP43:
		printf("Recognized Gallop43 expansion board (rev %d %s)\n",
			expansion_config.revision,
			expansion_config.fab_revision);
		MUX_GUMSTIX();
		setenv("defaultdisplay", "lcd43");
		setenv("expansionname", "gallop43");
		break;
	case GUMSTIX_ALTO35:
		printf("Recognized Alto35 expansion board (rev %d %s)\n",
			expansion_config.revision,
			expansion_config.fab_revision);
		MUX_GUMSTIX();
		MUX_ALTO35();
		setenv("defaultdisplay", "lcd35");
		setenv("expansionname", "alto35");
		break;
	case GUMSTIX_STAGECOACH:
		printf("Recognized Stagecoach expansion board (rev %d %s)\n",
			expansion_config.revision,
			expansion_config.fab_revision);
		MUX_GUMSTIX();
		break;
	case GUMSTIX_THUMBO:
		printf("Recognized Thumbo expansion board (rev %d %s)\n",
			expansion_config.revision,
			expansion_config.fab_revision);
		MUX_GUMSTIX();
		break;
	case GUMSTIX_TURTLECORE:
		printf("Recognized Turtlecore expansion board (rev %d %s)\n",
			expansion_config.revision,
			expansion_config.fab_revision);
		MUX_GUMSTIX();
		break;
	case GUMSTIX_ARBOR43C:
		printf("Recognized Arbor43C expansion board (rev %d %s)\n",
			expansion_config.revision,
			expansion_config.fab_revision);
		MUX_GUMSTIX();
		MUX_ARBOR43C();
		setenv("defaultdisplay", "lcd43");
		setenv("expansionname", "arbor43c");
		break;
	case ETTUS_USRP_E:
		printf("Recognized Ettus Research USRP-E (rev %d %s)\n",
			expansion_config.revision,
			expansion_config.fab_revision);
		MUX_GUMSTIX();
		MUX_USRP_E();
		setenv("defaultdisplay", "dvi");
		break;
	case GUMSTIX_NO_EEPROM:
	case GUMSTIX_EMPTY_EEPROM:
		puts("No or empty EEPROM on expansion board\n");
		MUX_GUMSTIX();
		setenv("expansionname", "tobi");
		break;
	default:
		printf("Unrecognized expansion board 0x%08x\n", expansion_id);
		break;
	}

	if (expansion_config.content == 1)
		setenv(expansion_config.env_var, expansion_config.env_setting);

	omap_die_id_display();

	if (get_cpu_family() == CPU_OMAP34XX)
		setenv("boardname", "overo");
	else
		setenv("boardname", "overo-storm");

	return 0;
}

#if defined(CONFIG_CMD_NET)
/* GPMC definitions for LAN9221 chips on Tobi expansion boards */
static const u32 gpmc_lan_config[] = {
	NET_LAN9221_GPMC_CONFIG1,
	NET_LAN9221_GPMC_CONFIG2,
	NET_LAN9221_GPMC_CONFIG3,
	NET_LAN9221_GPMC_CONFIG4,
	NET_LAN9221_GPMC_CONFIG5,
	NET_LAN9221_GPMC_CONFIG6,
	/*CONFIG7- computed as params */
};

/*
 * Routine: setup_net_chip
 * Description: Setting up the configuration GPMC registers specific to the
 *	      Ethernet hardware.
 */
static void setup_net_chip(void)
{
	struct ctrl *ctrl_base = (struct ctrl *)OMAP34XX_CTRL_BASE;

	/* Enable off mode for NWE in PADCONF_GPMC_NWE register */
	writew(readw(&ctrl_base ->gpmc_nwe) | 0x0E00, &ctrl_base->gpmc_nwe);
	/* Enable off mode for NOE in PADCONF_GPMC_NADV_ALE register */
	writew(readw(&ctrl_base->gpmc_noe) | 0x0E00, &ctrl_base->gpmc_noe);
	/* Enable off mode for ALE in PADCONF_GPMC_NADV_ALE register */
	writew(readw(&ctrl_base->gpmc_nadv_ale) | 0x0E00,
		&ctrl_base->gpmc_nadv_ale);
}

/*
 * Routine: reset_net_chip
 * Description: Reset the Ethernet hardware.
 */
static void reset_net_chip(void)
{
	/* Make GPIO 64 as output pin and send a magic pulse through it */
	if (!gpio_request(64, "")) {
		gpio_direction_output(64, 0);
		gpio_set_value(64, 1);
		udelay(1);
		gpio_set_value(64, 0);
		udelay(1);
		gpio_set_value(64, 1);
	}
}

int board_eth_init(bd_t *bis)
{
	unsigned int expansion_id;
	int rc = 0;

#ifdef CONFIG_SMC911X
	expansion_id = get_expansion_id();
	switch (expansion_id) {
	case GUMSTIX_TOBI_DUO:
		/* second lan chip */
		enable_gpmc_cs_config(gpmc_lan_config, &gpmc_cfg->cs[4],
				      0x2B000000, GPMC_SIZE_16M);
		/* no break */
	case GUMSTIX_TOBI:
	case GUMSTIX_CHESTNUT43:
	case GUMSTIX_STAGECOACH:
	case GUMSTIX_NO_EEPROM:
	case GUMSTIX_EMPTY_EEPROM:
		/* first lan chip */
		enable_gpmc_cs_config(gpmc_lan_config, &gpmc_cfg->cs[5],
				      0x2C000000, GPMC_SIZE_16M);

		setup_net_chip();
		reset_net_chip();

		rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
		break;
	default:
		break;
	}
#endif

	return rc;
}
#endif

#if defined(CONFIG_GENERIC_MMC)
int board_mmc_init(bd_t *bis)
{
	return omap_mmc_init(0, 0, 0, -1, -1);
}
#endif

#if defined(CONFIG_GENERIC_MMC)
void board_mmc_power_init(void)
{
	twl4030_power_mmc_init(0);
}
#endif

#if defined(CONFIG_USB_EHCI)
static struct omap_usbhs_board_data usbhs_bdata = {
	.port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
	.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
	.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED
};

#define GUMSTIX_GPIO_USBH_CPEN		168
int ehci_hcd_init(int index, enum usb_init_type init,
		  struct ehci_hccr **hccr, struct ehci_hcor **hcor)
{
	/* Enable USB power */
	if (!gpio_request(GUMSTIX_GPIO_USBH_CPEN, "usbh_cpen"))
		gpio_direction_output(GUMSTIX_GPIO_USBH_CPEN, 1);

	return omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor);
}

int ehci_hcd_stop(void)
{
	/* Disable USB power */
	gpio_set_value(GUMSTIX_GPIO_USBH_CPEN, 0);
	gpio_free(GUMSTIX_GPIO_USBH_CPEN);

	return omap_ehci_hcd_stop();
}

#endif /* CONFIG_USB_EHCI */
Commit	Line	Data
9d0fc811 DB	1	/*
	2	* Maintainer : Steve Sakoman <steve@sakoman.com>
	3	*
	4	* Derived from Beagle Board, 3430 SDP, and OMAP3EVM code by
	5	* Richard Woodruff <r-woodruff2@ti.com>
	6	* Syed Mohammed Khasim <khasim@ti.com>
	7	* Sunil Kumar <sunilsaini05@gmail.com>
	8	* Shashi Ranjan <shashiranjanmca05@gmail.com>
	9	*
	10	* (C) Copyright 2004-2008
	11	* Texas Instruments, <www.ti.com>
	12	*
1a459660	13	* SPDX-License-Identifier: GPL-2.0+
9d0fc811 DB	14	*/
9d0fc811 DB	15	#include <common.h>
b3f4ca11 SG	16	#include <dm.h>
b3f4ca11 SG	17	#include <ns16550.h>
df382626	18	#include <netdev.h>
2c155130	19	#include <twl4030.h>
137703b8	20	#include <linux/mtd/nand.h>
9d0fc811	21	#include <asm/io.h>
cd7c5726	22	#include <asm/arch/mmc_host_def.h>
9d0fc811	23	#include <asm/arch/mux.h>
df382626	24	#include <asm/arch/mem.h>
9d0fc811	25	#include <asm/arch/sys_proto.h>
84c3b631	26	#include <asm/gpio.h>
9d0fc811 DB	27	#include <asm/mach-types.h>
	28	#include "overo.h"
	29
f5c30c1b SH	30	#ifdef CONFIG_USB_EHCI
	31	#include <usb.h>
	32	#include <asm/ehci-omap.h>
	33	#endif
	34
29565326 JR	35	DECLARE_GLOBAL_DATA_PTR;
29565326 JR	36
d64b5b89 SS	37	#define TWL4030_I2C_BUS 0
	38	#define EXPANSION_EEPROM_I2C_BUS 2
	39	#define EXPANSION_EEPROM_I2C_ADDRESS 0x51
	40
4ed914a2 SH	41	#define GUMSTIX_EMPTY_EEPROM 0x0
4ed914a2 SH	42
d64b5b89 SS	43	#define GUMSTIX_SUMMIT 0x01000200
	44	#define GUMSTIX_TOBI 0x02000200
	45	#define GUMSTIX_TOBI_DUO 0x03000200
	46	#define GUMSTIX_PALO35 0x04000200
	47	#define GUMSTIX_PALO43 0x05000200
	48	#define GUMSTIX_CHESTNUT43 0x06000200
	49	#define GUMSTIX_PINTO 0x07000200
	50	#define GUMSTIX_GALLOP43 0x08000200
ea5940e9 AC	51	#define GUMSTIX_ALTO35 0x09000200
	52	#define GUMSTIX_STAGECOACH 0x0A000200
	53	#define GUMSTIX_THUMBO 0x0B000200
	54	#define GUMSTIX_TURTLECORE 0x0C000200
	55	#define GUMSTIX_ARBOR43C 0x0D000200
d64b5b89 SS	56
	57	#define ETTUS_USRP_E 0x01000300
	58
	59	#define GUMSTIX_NO_EEPROM 0xffffffff
	60
	61	static struct {
	62	unsigned int device_vendor;
	63	unsigned char revision;
	64	unsigned char content;
	65	char fab_revision[8];
	66	char env_var[16];
	67	char env_setting[64];
4ed914a2	68	} expansion_config = {0x0};
ba9a11e4	69
b3f4ca11 SG	70	static const struct ns16550_platdata overo_serial = {
	71	OMAP34XX_UART3,
	72	2,
	73	V_NS16550_CLK
	74	};
	75
	76	U_BOOT_DEVICE(overo_uart) = {
c7b9686d	77	"ns16550_serial",
b3f4ca11 SG	78	&overo_serial
	79	};
	80
a06e1629 SS	81	/*
	82	* Routine: get_sdio2_config
	83	* Description: Return information about the wifi module connection
	84	* Returns 0 if the module connects though a level translator
	85	* Returns 1 if the module connects directly
	86	*/
	87	int get_sdio2_config(void)
	88	{
	89	int sdio_direct;
	90
84c3b631	91	if (!gpio_request(130, "") && !gpio_request(139, "")) {
a06e1629	92
84c3b631 SP	93	gpio_direction_output(130, 0);
84c3b631 SP	94	gpio_direction_input(139);
a06e1629 SS	95
a06e1629 SS	96	sdio_direct = 1;
84c3b631 SP	97	gpio_set_value(130, 0);
	98	if (gpio_get_value(139) == 0) {
	99	gpio_set_value(130, 1);
	100	if (gpio_get_value(139) == 1)
a06e1629 SS	101	sdio_direct = 0;
	102	}
	103
b5db0a06	104	gpio_direction_input(130);
a06e1629	105	} else {
bae485db	106	puts("Error: unable to acquire sdio2 clk GPIOs\n");
a06e1629 SS	107	sdio_direct = -1;
	108	}
	109
	110	return sdio_direct;
	111	}
	112
d64b5b89 SS	113	/*
	114	* Routine: get_expansion_id
	115	* Description: This function checks for expansion board by checking I2C
	116	* bus 2 for the availability of an AT24C01B serial EEPROM.
	117	* returns the device_vendor field from the EEPROM
	118	*/
	119	unsigned int get_expansion_id(void)
	120	{
4ed914a2 SH	121	if (expansion_config.device_vendor != 0x0)
	122	return expansion_config.device_vendor;
	123
d64b5b89 SS	124	i2c_set_bus_num(EXPANSION_EEPROM_I2C_BUS);
	125
	126	/* return GUMSTIX_NO_EEPROM if eeprom doesn't respond */
	127	if (i2c_probe(EXPANSION_EEPROM_I2C_ADDRESS) == 1) {
	128	i2c_set_bus_num(TWL4030_I2C_BUS);
	129	return GUMSTIX_NO_EEPROM;
	130	}
	131
	132	/* read configuration data */
	133	i2c_read(EXPANSION_EEPROM_I2C_ADDRESS, 0, 1, (u8 *)&expansion_config,
	134	sizeof(expansion_config));
	135
	136	i2c_set_bus_num(TWL4030_I2C_BUS);
	137
	138	return expansion_config.device_vendor;
	139	}
	140
58911517	141	/*
9d0fc811 DB	142	* Routine: misc_init_r
9d0fc811 DB	143	* Description: Configure board specific parts
58911517	144	*/
9d0fc811 DB	145	int misc_init_r(void)
9d0fc811 DB	146	{
ea5940e9 AC	147	unsigned int expansion_id;
ea5940e9 AC	148
2c155130	149	twl4030_power_init();
ead39d7a	150	twl4030_led_init(TWL4030_LED_LEDEN_LEDAON \| TWL4030_LED_LEDEN_LEDBON);
9d0fc811	151
c2d5b341	152	printf("Board revision: %d\n", get_board_revision());
a06e1629 SS	153
	154	switch (get_sdio2_config()) {
	155	case 0:
bae485db	156	puts("Tranceiver detected on mmc2\n");
a06e1629 SS	157	MUX_OVERO_SDIO2_TRANSCEIVER();
	158	break;
	159	case 1:
bae485db	160	puts("Direct connection on mmc2\n");
a06e1629 SS	161	MUX_OVERO_SDIO2_DIRECT();
	162	break;
	163	default:
bae485db	164	puts("Unable to detect mmc2 connection type\n");
a06e1629 SS	165	}
a06e1629 SS	166
ea5940e9 AC	167	expansion_id = get_expansion_id();
ea5940e9 AC	168	switch (expansion_id) {
d64b5b89 SS	169	case GUMSTIX_SUMMIT:
	170	printf("Recognized Summit expansion board (rev %d %s)\n",
	171	expansion_config.revision,
	172	expansion_config.fab_revision);
4ed914a2	173	MUX_GUMSTIX();
d64b5b89	174	setenv("defaultdisplay", "dvi");
12cc5437	175	setenv("expansionname", "summit");
d64b5b89 SS	176	break;
	177	case GUMSTIX_TOBI:
	178	printf("Recognized Tobi expansion board (rev %d %s)\n",
	179	expansion_config.revision,
	180	expansion_config.fab_revision);
4ed914a2	181	MUX_GUMSTIX();
d64b5b89	182	setenv("defaultdisplay", "dvi");
12cc5437	183	setenv("expansionname", "tobi");
d64b5b89 SS	184	break;
	185	case GUMSTIX_TOBI_DUO:
	186	printf("Recognized Tobi Duo expansion board (rev %d %s)\n",
	187	expansion_config.revision,
	188	expansion_config.fab_revision);
4ed914a2	189	MUX_GUMSTIX();
72c7be95	190	setenv("expansionname", "tobiduo");
d64b5b89 SS	191	break;
	192	case GUMSTIX_PALO35:
	193	printf("Recognized Palo35 expansion board (rev %d %s)\n",
	194	expansion_config.revision,
	195	expansion_config.fab_revision);
4ed914a2	196	MUX_GUMSTIX();
d64b5b89	197	setenv("defaultdisplay", "lcd35");
2ed43b54	198	setenv("expansionname", "palo35");
d64b5b89 SS	199	break;
	200	case GUMSTIX_PALO43:
	201	printf("Recognized Palo43 expansion board (rev %d %s)\n",
	202	expansion_config.revision,
	203	expansion_config.fab_revision);
4ed914a2	204	MUX_GUMSTIX();
d64b5b89	205	setenv("defaultdisplay", "lcd43");
12cc5437	206	setenv("expansionname", "palo43");
d64b5b89 SS	207	break;
	208	case GUMSTIX_CHESTNUT43:
	209	printf("Recognized Chestnut43 expansion board (rev %d %s)\n",
	210	expansion_config.revision,
	211	expansion_config.fab_revision);
4ed914a2	212	MUX_GUMSTIX();
d64b5b89	213	setenv("defaultdisplay", "lcd43");
12cc5437	214	setenv("expansionname", "chestnut43");
d64b5b89 SS	215	break;
	216	case GUMSTIX_PINTO:
	217	printf("Recognized Pinto expansion board (rev %d %s)\n",
	218	expansion_config.revision,
	219	expansion_config.fab_revision);
4ed914a2	220	MUX_GUMSTIX();
d64b5b89 SS	221	break;
	222	case GUMSTIX_GALLOP43:
	223	printf("Recognized Gallop43 expansion board (rev %d %s)\n",
	224	expansion_config.revision,
	225	expansion_config.fab_revision);
4ed914a2	226	MUX_GUMSTIX();
d64b5b89	227	setenv("defaultdisplay", "lcd43");
12cc5437	228	setenv("expansionname", "gallop43");
d64b5b89	229	break;
ea5940e9 AC	230	case GUMSTIX_ALTO35:
	231	printf("Recognized Alto35 expansion board (rev %d %s)\n",
	232	expansion_config.revision,
	233	expansion_config.fab_revision);
4ed914a2	234	MUX_GUMSTIX();
ea5940e9 AC	235	MUX_ALTO35();
ea5940e9 AC	236	setenv("defaultdisplay", "lcd35");
12cc5437	237	setenv("expansionname", "alto35");
ea5940e9 AC	238	break;
	239	case GUMSTIX_STAGECOACH:
	240	printf("Recognized Stagecoach expansion board (rev %d %s)\n",
	241	expansion_config.revision,
	242	expansion_config.fab_revision);
4ed914a2	243	MUX_GUMSTIX();
ea5940e9 AC	244	break;
	245	case GUMSTIX_THUMBO:
	246	printf("Recognized Thumbo expansion board (rev %d %s)\n",
	247	expansion_config.revision,
	248	expansion_config.fab_revision);
4ed914a2	249	MUX_GUMSTIX();
ea5940e9 AC	250	break;
	251	case GUMSTIX_TURTLECORE:
	252	printf("Recognized Turtlecore expansion board (rev %d %s)\n",
	253	expansion_config.revision,
	254	expansion_config.fab_revision);
4ed914a2	255	MUX_GUMSTIX();
ea5940e9 AC	256	break;
	257	case GUMSTIX_ARBOR43C:
	258	printf("Recognized Arbor43C expansion board (rev %d %s)\n",
	259	expansion_config.revision,
	260	expansion_config.fab_revision);
4ed914a2	261	MUX_GUMSTIX();
ea5940e9 AC	262	MUX_ARBOR43C();
ea5940e9 AC	263	setenv("defaultdisplay", "lcd43");
da9ed5ab	264	setenv("expansionname", "arbor43c");
ea5940e9	265	break;
d64b5b89 SS	266	case ETTUS_USRP_E:
	267	printf("Recognized Ettus Research USRP-E (rev %d %s)\n",
	268	expansion_config.revision,
	269	expansion_config.fab_revision);
4ed914a2	270	MUX_GUMSTIX();
d64b5b89 SS	271	MUX_USRP_E();
	272	setenv("defaultdisplay", "dvi");
	273	break;
	274	case GUMSTIX_NO_EEPROM:
4ed914a2 SH	275	case GUMSTIX_EMPTY_EEPROM:
	276	puts("No or empty EEPROM on expansion board\n");
	277	MUX_GUMSTIX();
12cc5437	278	setenv("expansionname", "tobi");
d64b5b89 SS	279	break;
d64b5b89 SS	280	default:
ea5940e9 AC	281	printf("Unrecognized expansion board 0x%08x\n", expansion_id);
ea5940e9 AC	282	break;
d64b5b89 SS	283	}
	284
	285	if (expansion_config.content == 1)
	286	setenv(expansion_config.env_var, expansion_config.env_setting);
	287
679f82c3	288	omap_die_id_display();
e6a6a704	289
12cc5437 AC	290	if (get_cpu_family() == CPU_OMAP34XX)
	291	setenv("boardname", "overo");
	292	else
	293	setenv("boardname", "overo-storm");
	294
9d0fc811 DB	295	return 0;
	296	}
	297
fe5d488f	298	#if defined(CONFIG_CMD_NET)
113429a2 SH	299	/* GPMC definitions for LAN9221 chips on Tobi expansion boards */
	300	static const u32 gpmc_lan_config[] = {
	301	NET_LAN9221_GPMC_CONFIG1,
	302	NET_LAN9221_GPMC_CONFIG2,
	303	NET_LAN9221_GPMC_CONFIG3,
	304	NET_LAN9221_GPMC_CONFIG4,
	305	NET_LAN9221_GPMC_CONFIG5,
	306	NET_LAN9221_GPMC_CONFIG6,
	307	/CONFIG7- computed as params /
	308	};
	309
df382626 OJ	310	/*
	311	* Routine: setup_net_chip
	312	* Description: Setting up the configuration GPMC registers specific to the
	313	* Ethernet hardware.
	314	*/
	315	static void setup_net_chip(void)
	316	{
	317	struct ctrl ctrl_base = (struct ctrl )OMAP34XX_CTRL_BASE;
	318
df382626 OJ	319	/* Enable off mode for NWE in PADCONF_GPMC_NWE register */
	320	writew(readw(&ctrl_base ->gpmc_nwe) \| 0x0E00, &ctrl_base->gpmc_nwe);
	321	/* Enable off mode for NOE in PADCONF_GPMC_NADV_ALE register */
	322	writew(readw(&ctrl_base->gpmc_noe) \| 0x0E00, &ctrl_base->gpmc_noe);
	323	/* Enable off mode for ALE in PADCONF_GPMC_NADV_ALE register */
	324	writew(readw(&ctrl_base->gpmc_nadv_ale) \| 0x0E00,
	325	&ctrl_base->gpmc_nadv_ale);
113429a2	326	}
df382626	327
113429a2 SH	328	/*
	329	* Routine: reset_net_chip
	330	* Description: Reset the Ethernet hardware.
	331	*/
	332	static void reset_net_chip(void)
	333	{
df382626	334	/* Make GPIO 64 as output pin and send a magic pulse through it */
84c3b631 SP	335	if (!gpio_request(64, "")) {
	336	gpio_direction_output(64, 0);
	337	gpio_set_value(64, 1);
df382626	338	udelay(1);
84c3b631	339	gpio_set_value(64, 0);
df382626	340	udelay(1);
84c3b631	341	gpio_set_value(64, 1);
df382626 OJ	342	}
df382626 OJ	343	}
df382626 OJ	344
	345	int board_eth_init(bd_t *bis)
	346	{
113429a2	347	unsigned int expansion_id;
df382626	348	int rc = 0;
113429a2	349
df382626	350	#ifdef CONFIG_SMC911X
113429a2 SH	351	expansion_id = get_expansion_id();
	352	switch (expansion_id) {
	353	case GUMSTIX_TOBI_DUO:
	354	/* second lan chip */
	355	enable_gpmc_cs_config(gpmc_lan_config, &gpmc_cfg->cs[4],
	356	0x2B000000, GPMC_SIZE_16M);
	357	/* no break */
	358	case GUMSTIX_TOBI:
	359	case GUMSTIX_CHESTNUT43:
	360	case GUMSTIX_STAGECOACH:
	361	case GUMSTIX_NO_EEPROM:
	362	case GUMSTIX_EMPTY_EEPROM:
	363	/* first lan chip */
	364	enable_gpmc_cs_config(gpmc_lan_config, &gpmc_cfg->cs[5],
	365	0x2C000000, GPMC_SIZE_16M);
	366
	367	setup_net_chip();
	368	reset_net_chip();
	369
	370	rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
	371	break;
	372	default:
	373	break;
	374	}
df382626	375	#endif
113429a2	376
df382626 OJ	377	return rc;
df382626 OJ	378	}
113429a2	379	#endif
cd7c5726	380
fe5d488f	381	#if defined(CONFIG_GENERIC_MMC)
cd7c5726 SS	382	int board_mmc_init(bd_t *bis)
cd7c5726 SS	383	{
e3913f56	384	return omap_mmc_init(0, 0, 0, -1, -1);
cd7c5726 SS	385	}
cd7c5726 SS	386	#endif
f5c30c1b	387
aac5450e PK	388	#if defined(CONFIG_GENERIC_MMC)
	389	void board_mmc_power_init(void)
	390	{
	391	twl4030_power_mmc_init(0);
	392	}
	393	#endif
	394
fe5d488f	395	#if defined(CONFIG_USB_EHCI)
f5c30c1b SH	396	static struct omap_usbhs_board_data usbhs_bdata = {
	397	.port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
	398	.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
	399	.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED
	400	};
	401
	402	#define GUMSTIX_GPIO_USBH_CPEN 168
	403	int ehci_hcd_init(int index, enum usb_init_type init,
	404	struct ehci_hccr hccr, struct ehci_hcor hcor)
	405	{
	406	/* Enable USB power */
	407	if (!gpio_request(GUMSTIX_GPIO_USBH_CPEN, "usbh_cpen"))
	408	gpio_direction_output(GUMSTIX_GPIO_USBH_CPEN, 1);
	409
	410	return omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor);
	411	}
	412
	413	int ehci_hcd_stop(void)
	414	{
	415	/* Disable USB power */
	416	gpio_set_value(GUMSTIX_GPIO_USBH_CPEN, 0);
	417	gpio_free(GUMSTIX_GPIO_USBH_CPEN);
	418
	419	return omap_ehci_hcd_stop();
	420	}
	421
	422	#endif /* CONFIG_USB_EHCI */