[mirror_ubuntu-bionic-kernel.git] / arch / arm / mach-at91 / board-qil-a9260.c

/*
 * linux/arch/arm/mach-at91/board-qil-a9260.c
 *
 *  Copyright (C) 2005 SAN People
 *  Copyright (C) 2006 Atmel
 *  Copyright (C) 2007 Calao-systems
 *
 * 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 <linux/types.h>
#include <linux/gpio.h>
#include <linux/init.h>
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <linux/clk.h>

#include <asm/setup.h>
#include <asm/mach-types.h>
#include <asm/irq.h>

#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>

#include <mach/hardware.h>
#include <mach/board.h>
#include <mach/at91sam9_smc.h>
#include <mach/at91_shdwc.h>

#include "sam9_smc.h"
#include "generic.h"


static void __init ek_init_early(void)
{
	/* Initialize processor: 12.000 MHz crystal */
	at91_initialize(12000000);

	/* DBGU on ttyS0. (Rx & Tx only) */
	at91_register_uart(0, 0, 0);

	/* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
	at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
			   | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
			   | ATMEL_UART_RI);

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

	/* USART2 on ttyS3. (Rx, Tx, CTS, RTS) */
	at91_register_uart(AT91SAM9260_ID_US2, 3, ATMEL_UART_CTS | ATMEL_UART_RTS);

	/* set serial console to ttyS1 (ie, USART0) */
	at91_set_serial_console(1);

}

/*
 * USB Host port
 */
static struct at91_usbh_data __initdata ek_usbh_data = {
	.ports		= 2,
};

/*
 * USB Device port
 */
static struct at91_udc_data __initdata ek_udc_data = {
	.vbus_pin	= AT91_PIN_PC5,
	.pullup_pin	= 0,		/* pull-up driven by UDC */
};

/*
 * SPI devices.
 */
static struct spi_board_info ek_spi_devices[] = {
#if defined(CONFIG_RTC_DRV_M41T94)
	{	/* M41T94 RTC */
		.modalias	= "m41t94",
		.chip_select	= 0,
		.max_speed_hz	= 1 * 1000 * 1000,
		.bus_num	= 0,
	}
#endif
};

/*
 * MACB Ethernet device
 */
static struct at91_eth_data __initdata ek_macb_data = {
	.phy_irq_pin	= AT91_PIN_PA31,
	.is_rmii	= 1,
};

/*
 * NAND flash
 */
static struct mtd_partition __initdata ek_nand_partition[] = {
	{
		.name	= "Uboot & Kernel",
		.offset	= 0,
		.size	= SZ_16M,
	},
	{
		.name	= "Root FS",
		.offset	= MTDPART_OFS_NXTBLK,
		.size	= 120 * SZ_1M,
	},
	{
		.name	= "FS",
		.offset	= MTDPART_OFS_NXTBLK,
		.size	= 120 * SZ_1M,
	},
};

static struct mtd_partition * __init nand_partitions(int size, int *num_partitions)
{
	*num_partitions = ARRAY_SIZE(ek_nand_partition);
	return ek_nand_partition;
}

static struct atmel_nand_data __initdata ek_nand_data = {
	.ale		= 21,
	.cle		= 22,
//	.det_pin	= ... not connected
	.rdy_pin	= AT91_PIN_PC13,
	.enable_pin	= AT91_PIN_PC14,
	.partition_info	= nand_partitions,
};

static struct sam9_smc_config __initdata ek_nand_smc_config = {
	.ncs_read_setup		= 0,
	.nrd_setup		= 1,
	.ncs_write_setup	= 0,
	.nwe_setup		= 1,

	.ncs_read_pulse		= 3,
	.nrd_pulse		= 3,
	.ncs_write_pulse	= 3,
	.nwe_pulse		= 3,

	.read_cycle		= 5,
	.write_cycle		= 5,

	.mode			= AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_DBW_8,
	.tdf_cycles		= 2,
};

static void __init ek_add_device_nand(void)
{
	/* configure chip-select 3 (NAND) */
	sam9_smc_configure(3, &ek_nand_smc_config);

	at91_add_device_nand(&ek_nand_data);
}

/*
 * MCI (SD/MMC)
 */
static struct at91_mmc_data __initdata ek_mmc_data = {
	.slot_b		= 0,
	.wire4		= 1,
//	.det_pin	= ... not connected
//	.wp_pin		= ... not connected
//	.vcc_pin	= ... not connected
};

/*
 * GPIO Buttons
 */
#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
static struct gpio_keys_button ek_buttons[] = {
	{	/* USER PUSH BUTTON */
		.code		= KEY_ENTER,
		.gpio		= AT91_PIN_PB10,
		.active_low	= 1,
		.desc		= "user_pb",
		.wakeup		= 1,
	}
};

static struct gpio_keys_platform_data ek_button_data = {
	.buttons	= ek_buttons,
	.nbuttons	= ARRAY_SIZE(ek_buttons),
};

static struct platform_device ek_button_device = {
	.name		= "gpio-keys",
	.id		= -1,
	.num_resources	= 0,
	.dev		= {
		.platform_data	= &ek_button_data,
	}
};

static void __init ek_add_device_buttons(void)
{
	at91_set_GPIO_periph(AT91_PIN_PB10, 1);	/* user push button, pull up enabled */
	at91_set_deglitch(AT91_PIN_PB10, 1);

	platform_device_register(&ek_button_device);
}
#else
static void __init ek_add_device_buttons(void) {}
#endif

/*
 * LEDs
 */
static struct gpio_led ek_leds[] = {
	{	/* user_led (green) */
		.name			= "user_led",
		.gpio			= AT91_PIN_PB21,
		.active_low		= 0,
		.default_trigger	= "heartbeat",
	}
};

static void __init ek_board_init(void)
{
	/* Serial */
	at91_add_device_serial();
	/* USB Host */
	at91_add_device_usbh(&ek_usbh_data);
	/* USB Device */
	at91_add_device_udc(&ek_udc_data);
	/* SPI */
	at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
	/* NAND */
	ek_add_device_nand();
	/* I2C */
	at91_add_device_i2c(NULL, 0);
	/* Ethernet */
	at91_add_device_eth(&ek_macb_data);
	/* MMC */
	at91_add_device_mmc(0, &ek_mmc_data);
	/* Push Buttons */
	ek_add_device_buttons();
	/* LEDs */
	at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
	/* shutdown controller, wakeup button (5 msec low) */
	at91_sys_write(AT91_SHDW_MR, AT91_SHDW_CPTWK0_(10) | AT91_SHDW_WKMODE0_LOW
				| AT91_SHDW_RTTWKEN);
}

MACHINE_START(QIL_A9260, "CALAO QIL_A9260")
	/* Maintainer: calao-systems */
	.timer		= &at91sam926x_timer,
	.map_io		= at91_map_io,
	.init_early	= ek_init_early,
	.init_irq	= at91_init_irq_default,
	.init_machine	= ek_board_init,
MACHINE_END
Commit	Line	Data
ca0a789a AV	1	/*
	2	* linux/arch/arm/mach-at91/board-qil-a9260.c
	3	*
	4	* Copyright (C) 2005 SAN People
	5	* Copyright (C) 2006 Atmel
	6	* Copyright (C) 2007 Calao-systems
	7	*
	8	* This program is free software; you can redistribute it and/or modify
	9	* it under the terms of the GNU General Public License as published by
	10	* the Free Software Foundation; either version 2 of the License, or
	11	* (at your option) any later version.
	12	*
	13	* This program is distributed in the hope that it will be useful,
	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	* GNU General Public License for more details.
	17	*
	18	* You should have received a copy of the GNU General Public License
	19	* along with this program; if not, write to the Free Software
	20	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	21	*/
	22
	23	#include <linux/types.h>
2f8163ba	24	#include <linux/gpio.h>
ca0a789a AV	25	#include <linux/init.h>
	26	#include <linux/mm.h>
	27	#include <linux/module.h>
	28	#include <linux/platform_device.h>
	29	#include <linux/spi/spi.h>
	30	#include <linux/gpio_keys.h>
	31	#include <linux/input.h>
	32	#include <linux/clk.h>
	33
ca0a789a AV	34	#include <asm/setup.h>
	35	#include <asm/mach-types.h>
	36	#include <asm/irq.h>
	37
	38	#include <asm/mach/arch.h>
	39	#include <asm/mach/map.h>
	40	#include <asm/mach/irq.h>
	41
e505240b	42	#include <mach/hardware.h>
a09e64fb	43	#include <mach/board.h>
8cdae51a	44	#include <mach/at91sam9_smc.h>
a09e64fb	45	#include <mach/at91_shdwc.h>
ca0a789a	46
8cdae51a	47	#include "sam9_smc.h"
ca0a789a AV	48	#include "generic.h"
	49
	50
1b021a3b	51	static void __init ek_init_early(void)
ca0a789a AV	52	{
ca0a789a AV	53	/* Initialize processor: 12.000 MHz crystal */
21d08b9d	54	at91_initialize(12000000);
ca0a789a	55
4f37940d	56	/* DBGU on ttyS0. (Rx & Tx only) */
ca0a789a AV	57	at91_register_uart(0, 0, 0);
	58
	59	/* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
	60	at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS \| ATMEL_UART_RTS
	61	\| ATMEL_UART_DTR \| ATMEL_UART_DSR \| ATMEL_UART_DCD
	62	\| ATMEL_UART_RI);
	63
	64	/* USART1 on ttyS2. (Rx, Tx, CTS, RTS) */
	65	at91_register_uart(AT91SAM9260_ID_US1, 2, ATMEL_UART_CTS \| ATMEL_UART_RTS);
	66
	67	/* USART2 on ttyS3. (Rx, Tx, CTS, RTS) */
	68	at91_register_uart(AT91SAM9260_ID_US2, 3, ATMEL_UART_CTS \| ATMEL_UART_RTS);
	69
	70	/* set serial console to ttyS1 (ie, USART0) */
	71	at91_set_serial_console(1);
	72
	73	}
	74
ca0a789a AV	75	/*
	76	* USB Host port
	77	*/
	78	static struct at91_usbh_data __initdata ek_usbh_data = {
	79	.ports = 2,
	80	};
	81
	82	/*
	83	* USB Device port
	84	*/
	85	static struct at91_udc_data __initdata ek_udc_data = {
	86	.vbus_pin = AT91_PIN_PC5,
	87	.pullup_pin = 0, /* pull-up driven by UDC */
	88	};
	89
	90	/*
	91	* SPI devices.
	92	*/
	93	static struct spi_board_info ek_spi_devices[] = {
	94	#if defined(CONFIG_RTC_DRV_M41T94)
	95	{ /* M41T94 RTC */
	96	.modalias = "m41t94",
	97	.chip_select = 0,
	98	.max_speed_hz = 1 * 1000 * 1000,
	99	.bus_num = 0,
	100	}
	101	#endif
	102	};
	103
	104	/*
	105	* MACB Ethernet device
	106	*/
	107	static struct at91_eth_data __initdata ek_macb_data = {
	108	.phy_irq_pin = AT91_PIN_PA31,
	109	.is_rmii = 1,
	110	};
	111
	112	/*
	113	* NAND flash
	114	*/
	115	static struct mtd_partition __initdata ek_nand_partition[] = {
	116	{
	117	.name = "Uboot & Kernel",
e505240b AV	118	.offset = 0,
e505240b AV	119	.size = SZ_16M,
ca0a789a AV	120	},
	121	{
	122	.name = "Root FS",
e505240b AV	123	.offset = MTDPART_OFS_NXTBLK,
e505240b AV	124	.size = 120 * SZ_1M,
ca0a789a AV	125	},
	126	{
	127	.name = "FS",
e505240b AV	128	.offset = MTDPART_OFS_NXTBLK,
e505240b AV	129	.size = 120 * SZ_1M,
ca0a789a AV	130	},
	131	};
	132
	133	static struct mtd_partition * __init nand_partitions(int size, int *num_partitions)
	134	{
	135	*num_partitions = ARRAY_SIZE(ek_nand_partition);
	136	return ek_nand_partition;
	137	}
	138
7c896834	139	static struct atmel_nand_data __initdata ek_nand_data = {
ca0a789a AV	140	.ale = 21,
	141	.cle = 22,
	142	// .det_pin = ... not connected
	143	.rdy_pin = AT91_PIN_PC13,
	144	.enable_pin = AT91_PIN_PC14,
	145	.partition_info = nand_partitions,
ca0a789a AV	146	};
ca0a789a AV	147
8cdae51a AV	148	static struct sam9_smc_config __initdata ek_nand_smc_config = {
	149	.ncs_read_setup = 0,
	150	.nrd_setup = 1,
	151	.ncs_write_setup = 0,
	152	.nwe_setup = 1,
	153
	154	.ncs_read_pulse = 3,
	155	.nrd_pulse = 3,
	156	.ncs_write_pulse = 3,
	157	.nwe_pulse = 3,
	158
	159	.read_cycle = 5,
	160	.write_cycle = 5,
	161
	162	.mode = AT91_SMC_READMODE \| AT91_SMC_WRITEMODE \| AT91_SMC_EXNWMODE_DISABLE \| AT91_SMC_DBW_8,
	163	.tdf_cycles = 2,
	164	};
	165
	166	static void __init ek_add_device_nand(void)
	167	{
	168	/* configure chip-select 3 (NAND) */
	169	sam9_smc_configure(3, &ek_nand_smc_config);
	170
	171	at91_add_device_nand(&ek_nand_data);
	172	}
	173
ca0a789a AV	174	/*
	175	* MCI (SD/MMC)
	176	*/
	177	static struct at91_mmc_data __initdata ek_mmc_data = {
	178	.slot_b = 0,
	179	.wire4 = 1,
	180	// .det_pin = ... not connected
	181	// .wp_pin = ... not connected
	182	// .vcc_pin = ... not connected
	183	};
	184
	185	/*
	186	* GPIO Buttons
	187	*/
	188	#if defined(CONFIG_KEYBOARD_GPIO) \|\| defined(CONFIG_KEYBOARD_GPIO_MODULE)
	189	static struct gpio_keys_button ek_buttons[] = {
	190	{ /* USER PUSH BUTTON */
	191	.code = KEY_ENTER,
	192	.gpio = AT91_PIN_PB10,
	193	.active_low = 1,
	194	.desc = "user_pb",
	195	.wakeup = 1,
	196	}
	197	};
	198
	199	static struct gpio_keys_platform_data ek_button_data = {
	200	.buttons = ek_buttons,
	201	.nbuttons = ARRAY_SIZE(ek_buttons),
	202	};
	203
	204	static struct platform_device ek_button_device = {
	205	.name = "gpio-keys",
	206	.id = -1,
	207	.num_resources = 0,
	208	.dev = {
	209	.platform_data = &ek_button_data,
	210	}
	211	};
	212
	213	static void __init ek_add_device_buttons(void)
	214	{
	215	at91_set_GPIO_periph(AT91_PIN_PB10, 1); /* user push button, pull up enabled */
	216	at91_set_deglitch(AT91_PIN_PB10, 1);
	217
	218	platform_device_register(&ek_button_device);
	219	}
	220	#else
	221	static void __init ek_add_device_buttons(void) {}
	222	#endif
	223
	224	/*
	225	* LEDs
	226	*/
	227	static struct gpio_led ek_leds[] = {
	228	{ /* user_led (green) */
	229	.name = "user_led",
	230	.gpio = AT91_PIN_PB21,
	231	.active_low = 0,
	232	.default_trigger = "heartbeat",
	233	}
	234	};
	235
	236	static void __init ek_board_init(void)
	237	{
238	/* Serial */
239	at91_add_device_serial();
240	/* USB Host */
241	at91_add_device_usbh(&ek_usbh_data);
242	/* USB Device */
243	at91_add_device_udc(&ek_udc_data);
244	/* SPI */
245	at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
246	/* NAND */
8cdae51a	247	ek_add_device_nand();
ca0a789a AV	248	/* I2C */
	249	at91_add_device_i2c(NULL, 0);
	250	/* Ethernet */
	251	at91_add_device_eth(&ek_macb_data);
	252	/* MMC */
	253	at91_add_device_mmc(0, &ek_mmc_data);
	254	/* Push Buttons */
	255	ek_add_device_buttons();
	256	/* LEDs */
	257	at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
	258	/* shutdown controller, wakeup button (5 msec low) */
	259	at91_sys_write(AT91_SHDW_MR, AT91_SHDW_CPTWK0_(10) \| AT91_SHDW_WKMODE0_LOW
	260	\| AT91_SHDW_RTTWKEN);
	261	}
	262
	263	MACHINE_START(QIL_A9260, "CALAO QIL_A9260")
	264	/* Maintainer: calao-systems */
ca0a789a	265	.timer = &at91sam926x_timer,
21d08b9d	266	.map_io = at91_map_io,
1b021a3b	267	.init_early = ek_init_early,
92100c12	268	.init_irq = at91_init_irq_default,
ca0a789a AV	269	.init_machine = ek_board_init,
ca0a789a AV	270	MACHINE_END