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

/*
 * Copyright (C) 2011
 * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
 *
 * Copyright (C) 2009 TechNexion Ltd.
 *
 * 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 <asm/io.h>
#include <asm/arch/mem.h>
#include <asm/arch/mux.h>
#include <asm/arch/sys_proto.h>
#include <asm/omap_gpio.h>
#include <asm/arch/mmc_host_def.h>
#include <i2c.h>
#include <asm/gpio.h>
#ifdef CONFIG_USB_EHCI
#include <usb.h>
#include <asm/ehci-omap.h>
#endif
#include "twister.h"

DECLARE_GLOBAL_DATA_PTR;

/* Timing definitions for Ethernet Controller */
static const u32 gpmc_smc911[] = {
	NET_GPMC_CONFIG1,
	NET_GPMC_CONFIG2,
	NET_GPMC_CONFIG3,
	NET_GPMC_CONFIG4,
	NET_GPMC_CONFIG5,
	NET_GPMC_CONFIG6,
};

static const u32 gpmc_XR16L2751[] = {
	XR16L2751_GPMC_CONFIG1,
	XR16L2751_GPMC_CONFIG2,
	XR16L2751_GPMC_CONFIG3,
	XR16L2751_GPMC_CONFIG4,
	XR16L2751_GPMC_CONFIG5,
	XR16L2751_GPMC_CONFIG6,
};

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

int ehci_hcd_init(int index, struct ehci_hccr **hccr, struct ehci_hcor **hcor)
{
	return omap_ehci_hcd_init(&usbhs_bdata, hccr, hcor);
}

int ehci_hcd_stop(int index)
{
	return omap_ehci_hcd_stop();
}
#endif

int board_init(void)
{
	gpmc_init(); /* in SRAM or SDRAM, finish GPMC */

	/* boot param addr */
	gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);

	/* Chip select 1  and 3 are used for XR16L2751 UART controller */
	enable_gpmc_cs_config(gpmc_XR16L2751, &gpmc_cfg->cs[1],
		XR16L2751_UART1_BASE, GPMC_SIZE_16M);

	enable_gpmc_cs_config(gpmc_XR16L2751, &gpmc_cfg->cs[3],
		XR16L2751_UART2_BASE, GPMC_SIZE_16M);

	gpio_request(CONFIG_OMAP_EHCI_PHY1_RESET_GPIO, "USB_PHY1_RESET");
	gpio_direction_output(CONFIG_OMAP_EHCI_PHY1_RESET_GPIO, 1);

	return 0;
}

#ifndef CONFIG_SPL_BUILD
int misc_init_r(void)
{
	char *eth_addr;
	struct tam3517_module_info info;
	int ret;

	dieid_num_r();

	eth_addr = getenv("ethaddr");
	if (eth_addr)
		return 0;

	TAM3517_READ_EEPROM(&info, ret);
	if (!ret)
		TAM3517_READ_MAC_FROM_EEPROM(&info);

	return 0;
}
#endif

/*
 * 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_TWISTER();
}

int board_eth_init(bd_t *bis)
{
	davinci_emac_initialize();

	/* init cs for extern lan */
	enable_gpmc_cs_config(gpmc_smc911, &gpmc_cfg->cs[5],
		CONFIG_SMC911X_BASE, GPMC_SIZE_16M);
	if (smc911x_initialize(0, CONFIG_SMC911X_BASE) <= 0)
		printf("\nError initializing SMC911x controlleri\n");

	return 0;
}

#if defined(CONFIG_OMAP_HSMMC) && \
	!defined(CONFIG_SPL_BUILD)
int board_mmc_init(bd_t *bis)
{
	return omap_mmc_init(0, 0, 0, -1);
}
#endif

#ifdef CONFIG_SPL_OS_BOOT
/*
 * Do board specific preperation before SPL
 * Linux boot
 */
void spl_board_prepare_for_linux(void)
{
	/* init cs for extern lan */
	enable_gpmc_cs_config(gpmc_smc911, &gpmc_cfg->cs[5],
		CONFIG_SMC911X_BASE, GPMC_SIZE_16M);
}
int spl_start_uboot(void)
{
	int val = 0;
	if (!gpio_request(CONFIG_SPL_OS_BOOT_KEY, "U-Boot key")) {
		gpio_direction_input(CONFIG_SPL_OS_BOOT_KEY);
		val = gpio_get_value(CONFIG_SPL_OS_BOOT_KEY);
		gpio_free(CONFIG_SPL_OS_BOOT_KEY);
	}
	return val;
}
#endif
Commit	Line	Data
92e30c07 SB	1	/*
	2	* Copyright (C) 2011
	3	* Stefano Babic, DENX Software Engineering, sbabic@denx.de.
	4	*
	5	* Copyright (C) 2009 TechNexion Ltd.
	6	*
	7	* See file CREDITS for list of people who contributed to this
	8	* project.
	9	*
	10	* This program is free software; you can redistribute it and/or
	11	* modify it under the terms of the GNU General Public License as
	12	* published by the Free Software Foundation; either version 2 of
	13	* the License, or (at your option) any later version.
	14	*
	15	* This program is distributed in the hope that it will be useful,
	16	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	17	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	18	* GNU General Public License for more details.
	19	*
	20	* You should have received a copy of the GNU General Public License
	21	* along with this program; if not, write to the Free Software
	22	* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
	23	* MA 02111-1307 USA
	24	*/
	25
	26	#include <common.h>
	27	#include <netdev.h>
	28	#include <asm/io.h>
	29	#include <asm/arch/mem.h>
	30	#include <asm/arch/mux.h>
	31	#include <asm/arch/sys_proto.h>
	32	#include <asm/omap_gpio.h>
	33	#include <asm/arch/mmc_host_def.h>
	34	#include <i2c.h>
	35	#include <asm/gpio.h>
8c589d6f SB	36	#ifdef CONFIG_USB_EHCI
	37	#include <usb.h>
	38	#include <asm/ehci-omap.h>
	39	#endif
92e30c07 SB	40	#include "twister.h"
	41
	42	DECLARE_GLOBAL_DATA_PTR;
	43
	44	/* Timing definitions for Ethernet Controller */
	45	static const u32 gpmc_smc911[] = {
	46	NET_GPMC_CONFIG1,
	47	NET_GPMC_CONFIG2,
	48	NET_GPMC_CONFIG3,
	49	NET_GPMC_CONFIG4,
	50	NET_GPMC_CONFIG5,
	51	NET_GPMC_CONFIG6,
	52	};
	53
	54	static const u32 gpmc_XR16L2751[] = {
	55	XR16L2751_GPMC_CONFIG1,
	56	XR16L2751_GPMC_CONFIG2,
	57	XR16L2751_GPMC_CONFIG3,
	58	XR16L2751_GPMC_CONFIG4,
	59	XR16L2751_GPMC_CONFIG5,
	60	XR16L2751_GPMC_CONFIG6,
	61	};
	62
8c589d6f SB	63	#ifdef CONFIG_USB_EHCI
	64	static struct omap_usbhs_board_data usbhs_bdata = {
	65	.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
	66	.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
	67	.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
	68	};
	69
676ae068	70	int ehci_hcd_init(int index, struct ehci_hccr hccr, struct ehci_hcor hcor)
8c589d6f	71	{
676ae068	72	return omap_ehci_hcd_init(&usbhs_bdata, hccr, hcor);
8c589d6f SB	73	}
8c589d6f SB	74
676ae068	75	int ehci_hcd_stop(int index)
8c589d6f SB	76	{
	77	return omap_ehci_hcd_stop();
	78	}
	79	#endif
	80
92e30c07 SB	81	int board_init(void)
	82	{
	83	gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
	84
	85	/* boot param addr */
	86	gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
	87
	88	/* Chip select 1 and 3 are used for XR16L2751 UART controller */
	89	enable_gpmc_cs_config(gpmc_XR16L2751, &gpmc_cfg->cs[1],
	90	XR16L2751_UART1_BASE, GPMC_SIZE_16M);
	91
	92	enable_gpmc_cs_config(gpmc_XR16L2751, &gpmc_cfg->cs[3],
	93	XR16L2751_UART2_BASE, GPMC_SIZE_16M);
	94
	95	gpio_request(CONFIG_OMAP_EHCI_PHY1_RESET_GPIO, "USB_PHY1_RESET");
	96	gpio_direction_output(CONFIG_OMAP_EHCI_PHY1_RESET_GPIO, 1);
	97
	98	return 0;
	99	}
	100
31f5b651	101	#ifndef CONFIG_SPL_BUILD
92e30c07 SB	102	int misc_init_r(void)
92e30c07 SB	103	{
0b26b875	104	char *eth_addr;
31f5b651 SB	105	struct tam3517_module_info info;
31f5b651 SB	106	int ret;
0b26b875	107
92e30c07 SB	108	dieid_num_r();
92e30c07 SB	109
0b26b875 SB	110	eth_addr = getenv("ethaddr");
	111	if (eth_addr)
	112	return 0;
	113
31f5b651 SB	114	TAM3517_READ_EEPROM(&info, ret);
	115	if (!ret)
	116	TAM3517_READ_MAC_FROM_EEPROM(&info);
0b26b875	117
92e30c07 SB	118	return 0;
92e30c07 SB	119	}
31f5b651	120	#endif
92e30c07 SB	121
	122	/*
	123	* Routine: set_muxconf_regs
	124	* Description: Setting up the configuration Mux registers specific to the
	125	* hardware. Many pins need to be moved from protect to primary
	126	* mode.
	127	*/
	128	void set_muxconf_regs(void)
	129	{
	130	MUX_TWISTER();
	131	}
	132
	133	int board_eth_init(bd_t *bis)
	134	{
	135	davinci_emac_initialize();
	136
	137	/* init cs for extern lan */
	138	enable_gpmc_cs_config(gpmc_smc911, &gpmc_cfg->cs[5],
	139	CONFIG_SMC911X_BASE, GPMC_SIZE_16M);
	140	if (smc911x_initialize(0, CONFIG_SMC911X_BASE) <= 0)
	141	printf("\nError initializing SMC911x controlleri\n");
	142
	143	return 0;
	144	}
	145
	146	#if defined(CONFIG_OMAP_HSMMC) && \
	147	!defined(CONFIG_SPL_BUILD)
	148	int board_mmc_init(bd_t *bis)
	149	{
e874d5b0	150	return omap_mmc_init(0, 0, 0, -1);
92e30c07 SB	151	}
92e30c07 SB	152	#endif
84c21fb1 SB	153
	154	#ifdef CONFIG_SPL_OS_BOOT
	155	/*
	156	* Do board specific preperation before SPL
	157	* Linux boot
	158	*/
	159	void spl_board_prepare_for_linux(void)
	160	{
	161	/* init cs for extern lan */
	162	enable_gpmc_cs_config(gpmc_smc911, &gpmc_cfg->cs[5],
	163	CONFIG_SMC911X_BASE, GPMC_SIZE_16M);
	164	}
	165	int spl_start_uboot(void)
	166	{
	167	int val = 0;
	168	if (!gpio_request(CONFIG_SPL_OS_BOOT_KEY, "U-Boot key")) {
	169	gpio_direction_input(CONFIG_SPL_OS_BOOT_KEY);
	170	val = gpio_get_value(CONFIG_SPL_OS_BOOT_KEY);
	171	gpio_free(CONFIG_SPL_OS_BOOT_KEY);
	172	}
	173	return val;
	174	}
	175	#endif