[thirdparty/linux.git] / arch / arm / mach-at91 / board-pcontrol-g20.c

/*
 *  Copyright (C) 2010 Christian Glindkamp <christian.glindkamp@taskit.de>
 *                     taskit GmbH
 *
 * 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
 */
/*
 * copied and adjusted from board-stamp9g20.c
 * by Peter Gsellmann <pgsellmann@portner-elektronik.at>
 */

#include <linux/mm.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
#include <linux/w1-gpio.h>

#include <asm/mach-types.h>
#include <asm/mach/arch.h>

#include <mach/at91sam9_smc.h>

#include "at91_aic.h"
#include "board.h"
#include "sam9_smc.h"
#include "generic.h"
#include "stamp9g20.h"


static void __init pcontrol_g20_init_early(void)
{
	stamp9g20_init_early();
}

static struct sam9_smc_config __initdata pcontrol_smc_config[2] = { {
	.ncs_read_setup		= 16,
	.nrd_setup		= 18,
	.ncs_write_setup	= 16,
	.nwe_setup		= 18,

	.ncs_read_pulse		= 63,
	.nrd_pulse		= 55,
	.ncs_write_pulse	= 63,
	.nwe_pulse		= 55,

	.read_cycle		= 127,
	.write_cycle		= 127,

	.mode			= AT91_SMC_READMODE | AT91_SMC_WRITEMODE
			| AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_BAT_SELECT
			| AT91_SMC_DBW_8 | AT91_SMC_PS_4
			| AT91_SMC_TDFMODE,
	.tdf_cycles		= 3,
}, {
	.ncs_read_setup		= 0,
	.nrd_setup		= 0,
	.ncs_write_setup	= 0,
	.nwe_setup		= 1,

	.ncs_read_pulse		= 8,
	.nrd_pulse		= 8,
	.ncs_write_pulse	= 5,
	.nwe_pulse		= 4,

	.read_cycle		= 8,
	.write_cycle		= 7,

	.mode			= AT91_SMC_READMODE | AT91_SMC_WRITEMODE
			| AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_BAT_SELECT
			| AT91_SMC_DBW_16 | AT91_SMC_PS_8
			| AT91_SMC_TDFMODE,
	.tdf_cycles		= 1,
} };

static void __init add_device_pcontrol(void)
{
	/* configure chip-select 4 (IO compatible to 8051  X4 ) */
	sam9_smc_configure(0, 4, &pcontrol_smc_config[0]);
	/* configure chip-select 7 (FerroRAM 256KiBx16bit MR2A16A  D4 ) */
	sam9_smc_configure(0, 7, &pcontrol_smc_config[1]);
}


/*
 * USB Host port
 */
static struct at91_usbh_data __initdata usbh_data = {
	.ports		= 2,
	.vbus_pin	= {-EINVAL, -EINVAL},
	.overcurrent_pin= {-EINVAL, -EINVAL},
};


/*
 * USB Device port
 */
static struct at91_udc_data __initdata pcontrol_g20_udc_data = {
	.vbus_pin	= AT91_PIN_PA22,	/* Detect +5V bus voltage */
	.pullup_pin	= AT91_PIN_PA4,		/* K-state, active low */
};


/*
 * MACB Ethernet device
 */
static struct macb_platform_data __initdata macb_data = {
	.phy_irq_pin	= AT91_PIN_PA28,
	.is_rmii	= 1,
};


/*
 * I2C devices: eeprom and phy/switch
 */
static struct i2c_board_info __initdata pcontrol_g20_i2c_devices[] = {
{		/* D7  address width=2, 8KiB */
	I2C_BOARD_INFO("24c64", 0x50)
}, {		/* D8  address width=1, 1 byte has 32 bits! */
	I2C_BOARD_INFO("lan9303", 0x0a)
}, };


/*
 * LEDs
 */
static struct gpio_led pcontrol_g20_leds[] = {
	{
		.name			= "LED1",	/* red  H5 */
		.gpio			= AT91_PIN_PB18,
		.active_low		= 1,
		.default_trigger	= "none",	/* supervisor */
	}, {
		.name			= "LED2",	/* yellow  H7 */
		.gpio			= AT91_PIN_PB19,
		.active_low		= 1,
		.default_trigger	= "mmc0",	/* SD-card activity */
	}, {
		.name			= "LED3",	/* green  H2 */
		.gpio			= AT91_PIN_PB20,
		.active_low		= 1,
		.default_trigger	= "heartbeat",	/* blinky */
	}, {
		.name			= "LED4",	/* red  H3 */
		.gpio			= AT91_PIN_PC6,
		.active_low		= 1,
		.default_trigger	= "none",	/* connection lost */
	}, {
		.name			= "LED5",	/* yellow  H6 */
		.gpio			= AT91_PIN_PC7,
		.active_low		= 1,
		.default_trigger	= "none",	/* unsent data */
	}, {
		.name			= "LED6",	/* green  H1 */
		.gpio			= AT91_PIN_PC9,
		.active_low		= 1,
		.default_trigger	= "none",	/* snafu */
	}
};


/*
 * SPI devices
 */
static struct spi_board_info pcontrol_g20_spi_devices[] = {
	{
		.modalias	= "spidev",	/* HMI port  X4 */
		.chip_select	= 1,
		.max_speed_hz	= 50 * 1000 * 1000,
		.bus_num	= 0,
	}, {
		.modalias	= "spidev",	/* piggyback  A2 */
		.chip_select	= 0,
		.max_speed_hz	= 50 * 1000 * 1000,
		.bus_num	= 1,
	},
};


static void __init pcontrol_g20_board_init(void)
{
	/* USART0 on ttyS1. (Rx, Tx, CTS, RTS) piggyback  A2 */
	at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS
						| ATMEL_UART_RTS);

	/* USART1 on ttyS2. (Rx, Tx, CTS, RTS) isolated RS485  X5 */
	at91_register_uart(AT91SAM9260_ID_US1, 2, ATMEL_UART_CTS
						| ATMEL_UART_RTS);

	/* USART2 on ttyS3. (Rx, Tx)  9bit-Bus  Multidrop-mode  X4 */
	at91_register_uart(AT91SAM9260_ID_US4, 3, 0);
	stamp9g20_board_init();
	at91_add_device_usbh(&usbh_data);
	at91_add_device_eth(&macb_data);
	at91_add_device_i2c(pcontrol_g20_i2c_devices,
		ARRAY_SIZE(pcontrol_g20_i2c_devices));
	add_device_pcontrol();
	at91_add_device_spi(pcontrol_g20_spi_devices,
		ARRAY_SIZE(pcontrol_g20_spi_devices));
	at91_add_device_udc(&pcontrol_g20_udc_data);
	at91_gpio_leds(pcontrol_g20_leds,
		ARRAY_SIZE(pcontrol_g20_leds));
	/* piggyback  A2 */
	at91_set_gpio_output(AT91_PIN_PB31, 1);
}


MACHINE_START(PCONTROL_G20, "PControl G20")
	/* Maintainer: pgsellmann@portner-elektronik.at */
	.init_time	= at91sam926x_pit_init,
	.map_io		= at91_map_io,
	.handle_irq	= at91_aic_handle_irq,
	.init_early	= pcontrol_g20_init_early,
	.init_irq	= at91_init_irq_default,
	.init_machine	= pcontrol_g20_board_init,
MACHINE_END
Commit	Line	Data
abf0c1bc PG	1	/*
	2	* Copyright (C) 2010 Christian Glindkamp <christian.glindkamp@taskit.de>
	3	* taskit GmbH
	4	*
	5	* This program is free software; you can redistribute it and/or modify
	6	* it under the terms of the GNU General Public License as published by
	7	* the Free Software Foundation; either version 2 of the License, or
	8	* (at your option) any later version.
	9	*
	10	* This program is distributed in the hope that it will be useful,
	11	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	13	* GNU General Public License for more details.
	14	*
	15	* You should have received a copy of the GNU General Public License
	16	* along with this program; if not, write to the Free Software
	17	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	18	*/
	19	/*
	20	* copied and adjusted from board-stamp9g20.c
	21	* by Peter Gsellmann <pgsellmann@portner-elektronik.at>
	22	*/
	23
	24	#include <linux/mm.h>
	25	#include <linux/platform_device.h>
	26	#include <linux/gpio.h>
	27	#include <linux/w1-gpio.h>
	28
	29	#include <asm/mach-types.h>
	30	#include <asm/mach/arch.h>
	31
abf0c1bc PG	32	#include <mach/at91sam9_smc.h>
abf0c1bc PG	33
a510b9ba	34	#include "at91_aic.h"
43d2f532	35	#include "board.h"
abf0c1bc PG	36	#include "sam9_smc.h"
abf0c1bc PG	37	#include "generic.h"
ad238495	38	#include "stamp9g20.h"
abf0c1bc PG	39
abf0c1bc PG	40
1b021a3b	41	static void __init pcontrol_g20_init_early(void)
abf0c1bc	42	{
1b021a3b	43	stamp9g20_init_early();
abf0c1bc PG	44	}
abf0c1bc PG	45
abf0c1bc PG	46	static struct sam9_smc_config __initdata pcontrol_smc_config[2] = { {
	47	.ncs_read_setup = 16,
	48	.nrd_setup = 18,
	49	.ncs_write_setup = 16,
	50	.nwe_setup = 18,
	51
	52	.ncs_read_pulse = 63,
	53	.nrd_pulse = 55,
	54	.ncs_write_pulse = 63,
	55	.nwe_pulse = 55,
	56
	57	.read_cycle = 127,
	58	.write_cycle = 127,
	59
	60	.mode = AT91_SMC_READMODE \| AT91_SMC_WRITEMODE
	61	\| AT91_SMC_EXNWMODE_DISABLE \| AT91_SMC_BAT_SELECT
	62	\| AT91_SMC_DBW_8 \| AT91_SMC_PS_4
	63	\| AT91_SMC_TDFMODE,
	64	.tdf_cycles = 3,
	65	}, {
	66	.ncs_read_setup = 0,
	67	.nrd_setup = 0,
	68	.ncs_write_setup = 0,
	69	.nwe_setup = 1,
	70
	71	.ncs_read_pulse = 8,
	72	.nrd_pulse = 8,
	73	.ncs_write_pulse = 5,
	74	.nwe_pulse = 4,
	75
	76	.read_cycle = 8,
	77	.write_cycle = 7,
	78
	79	.mode = AT91_SMC_READMODE \| AT91_SMC_WRITEMODE
	80	\| AT91_SMC_EXNWMODE_DISABLE \| AT91_SMC_BAT_SELECT
	81	\| AT91_SMC_DBW_16 \| AT91_SMC_PS_8
	82	\| AT91_SMC_TDFMODE,
	83	.tdf_cycles = 1,
	84	} };
	85
abf0c1bc PG	86	static void __init add_device_pcontrol(void)
	87	{
	88	/* configure chip-select 4 (IO compatible to 8051 X4 ) */
faee0cc3	89	sam9_smc_configure(0, 4, &pcontrol_smc_config[0]);
abf0c1bc	90	/* configure chip-select 7 (FerroRAM 256KiBx16bit MR2A16A D4 ) */
faee0cc3	91	sam9_smc_configure(0, 7, &pcontrol_smc_config[1]);
abf0c1bc PG	92	}
	93
	94
abf0c1bc PG	95	/*
	96	* USB Host port
	97	*/
	98	static struct at91_usbh_data __initdata usbh_data = {
	99	.ports = 2,
63b4c296 JCPV	100	.vbus_pin = {-EINVAL, -EINVAL},
63b4c296 JCPV	101	.overcurrent_pin= {-EINVAL, -EINVAL},
abf0c1bc PG	102	};
	103
	104
	105	/*
	106	* USB Device port
	107	*/
	108	static struct at91_udc_data __initdata pcontrol_g20_udc_data = {
	109	.vbus_pin = AT91_PIN_PA22, /* Detect +5V bus voltage */
	110	.pullup_pin = AT91_PIN_PA4, /* K-state, active low */
	111	};
	112
	113
	114	/*
	115	* MACB Ethernet device
	116	*/
84e0cdb0	117	static struct macb_platform_data __initdata macb_data = {
abf0c1bc PG	118	.phy_irq_pin = AT91_PIN_PA28,
	119	.is_rmii = 1,
	120	};
	121
	122
	123	/*
	124	* I2C devices: eeprom and phy/switch
	125	*/
	126	static struct i2c_board_info __initdata pcontrol_g20_i2c_devices[] = {
	127	{ /* D7 address width=2, 8KiB */
	128	I2C_BOARD_INFO("24c64", 0x50)
	129	}, { /* D8 address width=1, 1 byte has 32 bits! */
	130	I2C_BOARD_INFO("lan9303", 0x0a)
	131	}, };
	132
	133
	134	/*
	135	* LEDs
	136	*/
	137	static struct gpio_led pcontrol_g20_leds[] = {
	138	{
	139	.name = "LED1", /* red H5 */
	140	.gpio = AT91_PIN_PB18,
	141	.active_low = 1,
	142	.default_trigger = "none", /* supervisor */
	143	}, {
	144	.name = "LED2", /* yellow H7 */
	145	.gpio = AT91_PIN_PB19,
	146	.active_low = 1,
	147	.default_trigger = "mmc0", /* SD-card activity */
	148	}, {
	149	.name = "LED3", /* green H2 */
	150	.gpio = AT91_PIN_PB20,
	151	.active_low = 1,
	152	.default_trigger = "heartbeat", /* blinky */
	153	}, {
	154	.name = "LED4", /* red H3 */
	155	.gpio = AT91_PIN_PC6,
	156	.active_low = 1,
	157	.default_trigger = "none", /* connection lost */
	158	}, {
	159	.name = "LED5", /* yellow H6 */
	160	.gpio = AT91_PIN_PC7,
	161	.active_low = 1,
	162	.default_trigger = "none", /* unsent data */
	163	}, {
	164	.name = "LED6", /* green H1 */
	165	.gpio = AT91_PIN_PC9,
	166	.active_low = 1,
	167	.default_trigger = "none", /* snafu */
	168	}
	169	};
	170
	171
	172	/*
	173	* SPI devices
	174	*/
	175	static struct spi_board_info pcontrol_g20_spi_devices[] = {
	176	{
	177	.modalias = "spidev", /* HMI port X4 */
	178	.chip_select = 1,
	179	.max_speed_hz = 50 * 1000 * 1000,
	180	.bus_num = 0,
	181	}, {
182	.modalias = "spidev", /* piggyback A2 */
183	.chip_select = 0,
184	.max_speed_hz = 50 * 1000 * 1000,
185	.bus_num = 1,
186	},
187	};
188
189
abf0c1bc PG	190	static void __init pcontrol_g20_board_init(void)
abf0c1bc PG	191	{
71b149b3 JCPV	192	/* USART0 on ttyS1. (Rx, Tx, CTS, RTS) piggyback A2 */
	193	at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS
	194	\| ATMEL_UART_RTS);
	195
	196	/* USART1 on ttyS2. (Rx, Tx, CTS, RTS) isolated RS485 X5 */
	197	at91_register_uart(AT91SAM9260_ID_US1, 2, ATMEL_UART_CTS
	198	\| ATMEL_UART_RTS);
	199
	200	/* USART2 on ttyS3. (Rx, Tx) 9bit-Bus Multidrop-mode X4 */
	201	at91_register_uart(AT91SAM9260_ID_US4, 3, 0);
c20b4dd3	202	stamp9g20_board_init();
abf0c1bc PG	203	at91_add_device_usbh(&usbh_data);
	204	at91_add_device_eth(&macb_data);
	205	at91_add_device_i2c(pcontrol_g20_i2c_devices,
	206	ARRAY_SIZE(pcontrol_g20_i2c_devices));
abf0c1bc PG	207	add_device_pcontrol();
	208	at91_add_device_spi(pcontrol_g20_spi_devices,
	209	ARRAY_SIZE(pcontrol_g20_spi_devices));
	210	at91_add_device_udc(&pcontrol_g20_udc_data);
	211	at91_gpio_leds(pcontrol_g20_leds,
	212	ARRAY_SIZE(pcontrol_g20_leds));
	213	/* piggyback A2 */
	214	at91_set_gpio_output(AT91_PIN_PB31, 1);
	215	}
	216
	217
	218	MACHINE_START(PCONTROL_G20, "PControl G20")
	219	/* Maintainer: pgsellmann@portner-elektronik.at */
6bb27d73	220	.init_time = at91sam926x_pit_init,
21d08b9d	221	.map_io = at91_map_io,
3e135466	222	.handle_irq = at91_aic_handle_irq,
1b021a3b	223	.init_early = pcontrol_g20_init_early,
92100c12	224	.init_irq = at91_init_irq_default,
abf0c1bc PG	225	.init_machine = pcontrol_g20_board_init,
abf0c1bc PG	226	MACHINE_END