[people/ms/u-boot.git] / board / comelit / dig297 / dig297.c

/*
 * (C) Copyright 2011 Comelit Group SpA
 * Luca Ceresoli <luca.ceresoli@comelit.it>
 *
 * Based on board/ti/beagle/beagle.c:
 * (C) Copyright 2004-2008
 * Texas Instruments, <www.ti.com>
 *
 * Author :
 *	Sunil Kumar <sunilsaini05@gmail.com>
 *	Shashi Ranjan <shashiranjanmca05@gmail.com>
 *
 * Derived from Beagle Board and 3430 SDP code by
 *	Richard Woodruff <r-woodruff2@ti.com>
 *	Syed Mohammed Khasim <khasim@ti.com>
 *
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */
#include <common.h>
#include <netdev.h>
#include <twl4030.h>
#include <asm/io.h>
#include <asm/arch/mmc_host_def.h>
#include <asm/arch/omap3-regs.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 "dig297.h"

DECLARE_GLOBAL_DATA_PTR;

#ifdef CONFIG_CMD_NET
static void setup_net_chip(void);

#define NET_LAN9221_RESET_GPIO 12

/* GPMC CS 5 connected to an SMSC LAN9220 ethernet controller */
#define NET_LAN9220_GPMC_CONFIG1	(DEVICESIZE_16BIT)
#define NET_LAN9220_GPMC_CONFIG2	(CSWROFFTIME(8) | \
					 CSRDOFFTIME(7) | \
					 ADVONTIME(1))
#define NET_LAN9220_GPMC_CONFIG3	(ADVWROFFTIME(2) | \
					 ADVRDOFFTIME(2) | \
					 ADVONTIME(1))
#define NET_LAN9220_GPMC_CONFIG4	(WEOFFTIME(8) | \
					 WEONTIME(1) |  \
					 OEOFFTIME(7)|	\
					 OEONTIME(1))
#define NET_LAN9220_GPMC_CONFIG5	(PAGEBURSTACCESSTIME(0) | \
					 RDACCESSTIME(6)        | \
					 WRCYCLETIME(0x1D)      | \
					 RDCYCLETIME(0x1D))
#define NET_LAN9220_GPMC_CONFIG6	((1 << 31)          | \
					 WRACCESSTIME(0x1D) | \
					 WRDATAONADMUXBUS(3))

static const u32 gpmc_lan_config[] = {
	NET_LAN9220_GPMC_CONFIG1,
	NET_LAN9220_GPMC_CONFIG2,
	NET_LAN9220_GPMC_CONFIG3,
	NET_LAN9220_GPMC_CONFIG4,
	NET_LAN9220_GPMC_CONFIG5,
	NET_LAN9220_GPMC_CONFIG6,
	/* CONFIG7: computed by enable_gpmc_cs_config() */
};
#endif /* CONFIG_CMD_NET */

/*
 * Routine: board_init
 * Description: Early hardware init.
 */
int board_init(void)
{
	gpmc_init();		/* in SRAM or SDRAM, finish GPMC */
	/* boot param addr */
	gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);

	return 0;
}

/*
 * Routine: misc_init_r
 * Description: Configure board specific parts
 */
int misc_init_r(void)
{
	struct gpio *gpio1_base = (struct gpio *)OMAP34XX_GPIO1_BASE;
	struct gpio *gpio5_base = (struct gpio *)OMAP34XX_GPIO5_BASE;

	twl4030_power_init();
	twl4030_led_init(TWL4030_LED_LEDEN_LEDAON | TWL4030_LED_LEDEN_LEDBON);

	/*
	 * GPIO list
	 * - 159 OUT (GPIO5+31): reset for remote camera interface connector.
	 * - 19  OUT (GPIO1+19): integrated speaker amplifier (1=on, 0=shdn).
	 * - 20  OUT (GPIO1+20): handset amplifier (1=on, 0=shdn).
	 */

	/* Configure GPIOs to output */
	writel(~(GPIO19 | GPIO20), &gpio1_base->oe);
	writel(~(GPIO31), &gpio5_base->oe);

	/* Set GPIO values */
	writel((GPIO19 | GPIO20), &gpio1_base->setdataout);
	writel(0, &gpio5_base->setdataout);

#if defined(CONFIG_CMD_NET)
	setup_net_chip();
#endif

	dieid_num_r();

	return 0;
}

/*
 * Routine: set_muxconf_regs
 * Description: Setting up the configuration Mux registers specific to the
 *		hardware. Many pins need to be moved from protect to primary
 *		mode.
 */
void set_muxconf_regs(void)
{
	MUX_DIG297();
}

#ifdef CONFIG_GENERIC_MMC
int board_mmc_init(bd_t *bis)
{
	omap_mmc_init(0, 0, 0);
	return 0;
}
#endif

#ifdef CONFIG_CMD_NET
/*
 * 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;

	/* Configure GPMC registers */
	enable_gpmc_cs_config(gpmc_lan_config, &gpmc_cfg->cs[5],
			      CONFIG_SMC911X_BASE, GPMC_SIZE_16M);

	/* 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);

	/* Make GPIO 12 as output pin and send a magic pulse through it */
	if (!gpio_request(NET_LAN9221_RESET_GPIO, "")) {
		gpio_direction_output(NET_LAN9221_RESET_GPIO, 0);
		gpio_set_value(NET_LAN9221_RESET_GPIO, 1);
		udelay(1);
		gpio_set_value(NET_LAN9221_RESET_GPIO, 0);
		udelay(31000);	/* Should be >= 30ms according to datasheet */
		gpio_set_value(NET_LAN9221_RESET_GPIO, 1);
	}
}
#endif /* CONFIG_CMD_NET */

int board_eth_init(bd_t *bis)
{
	int rc = 0;
	rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
	return rc;
}
Commit	Line	Data
fb6e1f1b LC	1	/*
	2	* (C) Copyright 2011 Comelit Group SpA
	3	* Luca Ceresoli <luca.ceresoli@comelit.it>
	4	*
	5	* Based on board/ti/beagle/beagle.c:
	6	* (C) Copyright 2004-2008
	7	* Texas Instruments, <www.ti.com>
	8	*
	9	* Author :
	10	* Sunil Kumar <sunilsaini05@gmail.com>
	11	* Shashi Ranjan <shashiranjanmca05@gmail.com>
	12	*
	13	* Derived from Beagle Board and 3430 SDP code by
	14	* Richard Woodruff <r-woodruff2@ti.com>
	15	* Syed Mohammed Khasim <khasim@ti.com>
	16	*
	17	*
	18	* See file CREDITS for list of people who contributed to this
	19	* project.
	20	*
	21	* This program is free software; you can redistribute it and/or
	22	* modify it under the terms of the GNU General Public License as
	23	* published by the Free Software Foundation; either version 2 of
	24	* the License, or (at your option) any later version.
	25	*
	26	* This program is distributed in the hope that it will be useful,
	27	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	28	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	29	* GNU General Public License for more details.
	30	*
	31	* You should have received a copy of the GNU General Public License
	32	* along with this program; if not, write to the Free Software
	33	* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
	34	* MA 02111-1307 USA
	35	*/
	36	#include <common.h>
	37	#include <netdev.h>
	38	#include <twl4030.h>
	39	#include <asm/io.h>
eaff60d7	40	#include <asm/arch/mmc_host_def.h>
fb6e1f1b LC	41	#include <asm/arch/omap3-regs.h>
	42	#include <asm/arch/mux.h>
	43	#include <asm/arch/mem.h>
	44	#include <asm/arch/sys_proto.h>
84c3b631	45	#include <asm/gpio.h>
fb6e1f1b LC	46	#include <asm/mach-types.h>
	47	#include "dig297.h"
	48
	49	DECLARE_GLOBAL_DATA_PTR;
	50
	51	#ifdef CONFIG_CMD_NET
	52	static void setup_net_chip(void);
	53
	54	#define NET_LAN9221_RESET_GPIO 12
	55
	56	/* GPMC CS 5 connected to an SMSC LAN9220 ethernet controller */
	57	#define NET_LAN9220_GPMC_CONFIG1 (DEVICESIZE_16BIT)
	58	#define NET_LAN9220_GPMC_CONFIG2 (CSWROFFTIME(8) \| \
	59	CSRDOFFTIME(7) \| \
	60	ADVONTIME(1))
	61	#define NET_LAN9220_GPMC_CONFIG3 (ADVWROFFTIME(2) \| \
	62	ADVRDOFFTIME(2) \| \
	63	ADVONTIME(1))
	64	#define NET_LAN9220_GPMC_CONFIG4 (WEOFFTIME(8) \| \
	65	WEONTIME(1) \| \
	66	OEOFFTIME(7)\| \
	67	OEONTIME(1))
	68	#define NET_LAN9220_GPMC_CONFIG5 (PAGEBURSTACCESSTIME(0) \| \
	69	RDACCESSTIME(6) \| \
	70	WRCYCLETIME(0x1D) \| \
	71	RDCYCLETIME(0x1D))
	72	#define NET_LAN9220_GPMC_CONFIG6 ((1 << 31) \| \
	73	WRACCESSTIME(0x1D) \| \
	74	WRDATAONADMUXBUS(3))
	75
	76	static const u32 gpmc_lan_config[] = {
	77	NET_LAN9220_GPMC_CONFIG1,
	78	NET_LAN9220_GPMC_CONFIG2,
	79	NET_LAN9220_GPMC_CONFIG3,
	80	NET_LAN9220_GPMC_CONFIG4,
	81	NET_LAN9220_GPMC_CONFIG5,
	82	NET_LAN9220_GPMC_CONFIG6,
	83	/* CONFIG7: computed by enable_gpmc_cs_config() */
	84	};
	85	#endif /* CONFIG_CMD_NET */
	86
	87	/*
	88	* Routine: board_init
	89	* Description: Early hardware init.
	90	*/
	91	int board_init(void)
	92	{
	93	gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
fb6e1f1b LC	94	/* boot param addr */
	95	gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
	96
	97	return 0;
	98	}
	99
	100	/*
	101	* Routine: misc_init_r
	102	* Description: Configure board specific parts
	103	*/
	104	int misc_init_r(void)
	105	{
	106	struct gpio gpio1_base = (struct gpio )OMAP34XX_GPIO1_BASE;
	107	struct gpio gpio5_base = (struct gpio )OMAP34XX_GPIO5_BASE;
	108
	109	twl4030_power_init();
	110	twl4030_led_init(TWL4030_LED_LEDEN_LEDAON \| TWL4030_LED_LEDEN_LEDBON);
	111
	112	/*
	113	* GPIO list
	114	* - 159 OUT (GPIO5+31): reset for remote camera interface connector.
	115	* - 19 OUT (GPIO1+19): integrated speaker amplifier (1=on, 0=shdn).
	116	* - 20 OUT (GPIO1+20): handset amplifier (1=on, 0=shdn).
	117	*/
	118
	119	/* Configure GPIOs to output */
	120	writel(~(GPIO19 \| GPIO20), &gpio1_base->oe);
	121	writel(~(GPIO31), &gpio5_base->oe);
	122
	123	/* Set GPIO values */
	124	writel((GPIO19 \| GPIO20), &gpio1_base->setdataout);
	125	writel(0, &gpio5_base->setdataout);
	126
	127	#if defined(CONFIG_CMD_NET)
	128	setup_net_chip();
	129	#endif
	130
	131	dieid_num_r();
	132
	133	return 0;
	134	}
	135
	136	/*
	137	* Routine: set_muxconf_regs
	138	* Description: Setting up the configuration Mux registers specific to the
	139	* hardware. Many pins need to be moved from protect to primary
	140	* mode.
	141	*/
	142	void set_muxconf_regs(void)
	143	{
	144	MUX_DIG297();
	145	}
	146
eaff60d7 TR	147	#ifdef CONFIG_GENERIC_MMC
	148	int board_mmc_init(bd_t *bis)
	149	{
bbbc1ae9	150	omap_mmc_init(0, 0, 0);
eaff60d7 TR	151	return 0;
	152	}
	153	#endif
	154
fb6e1f1b LC	155	#ifdef CONFIG_CMD_NET
	156	/*
	157	* Routine: setup_net_chip
	158	* Description: Setting up the configuration GPMC registers specific to the
	159	* Ethernet hardware.
	160	*/
	161	static void setup_net_chip(void)
	162	{
	163	struct ctrl ctrl_base = (struct ctrl )OMAP34XX_CTRL_BASE;
	164
	165	/* Configure GPMC registers */
	166	enable_gpmc_cs_config(gpmc_lan_config, &gpmc_cfg->cs[5],
	167	CONFIG_SMC911X_BASE, GPMC_SIZE_16M);
	168
	169	/* Enable off mode for NWE in PADCONF_GPMC_NWE register */
	170	writew(readw(&ctrl_base->gpmc_nwe) \| 0x0E00, &ctrl_base->gpmc_nwe);
	171	/* Enable off mode for NOE in PADCONF_GPMC_NADV_ALE register */
	172	writew(readw(&ctrl_base->gpmc_noe) \| 0x0E00, &ctrl_base->gpmc_noe);
	173	/* Enable off mode for ALE in PADCONF_GPMC_NADV_ALE register */
	174	writew(readw(&ctrl_base->gpmc_nadv_ale) \| 0x0E00,
	175	&ctrl_base->gpmc_nadv_ale);
	176
	177	/* Make GPIO 12 as output pin and send a magic pulse through it */
84c3b631 SP	178	if (!gpio_request(NET_LAN9221_RESET_GPIO, "")) {
	179	gpio_direction_output(NET_LAN9221_RESET_GPIO, 0);
	180	gpio_set_value(NET_LAN9221_RESET_GPIO, 1);
fb6e1f1b	181	udelay(1);
84c3b631	182	gpio_set_value(NET_LAN9221_RESET_GPIO, 0);
fb6e1f1b	183	udelay(31000); /* Should be >= 30ms according to datasheet */
84c3b631	184	gpio_set_value(NET_LAN9221_RESET_GPIO, 1);
fb6e1f1b LC	185	}
	186	}
	187	#endif /* CONFIG_CMD_NET */
	188
	189	int board_eth_init(bd_t *bis)
	190	{
	191	int rc = 0;
	192	rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
	193	return rc;
	194	}