[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/at91_aic.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);
}

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

/*
 * USB Device port
 */
static struct at91_udc_data __initdata ek_udc_data = {
	.vbus_pin	= AT91_PIN_PC5,
	.pullup_pin	= -EINVAL,		/* 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 macb_platform_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 atmel_nand_data __initdata ek_nand_data = {
	.ale		= 21,
	.cle		= 22,
	.det_pin	= -EINVAL,
	.rdy_pin	= AT91_PIN_PC13,
	.enable_pin	= AT91_PIN_PC14,
	.ecc_mode	= NAND_ECC_SOFT,
	.on_flash_bbt	= 1,
	.parts		= ek_nand_partition,
	.num_parts	= ARRAY_SIZE(ek_nand_partition),
};

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(0, 3, &ek_nand_smc_config);

	at91_add_device_nand(&ek_nand_data);
}

/*
 * MCI (SD/MMC)
 */
static struct mci_platform_data __initdata ek_mci0_data = {
	.slot[0] = {
		.bus_width	= 4,
		.detect_pin	= -EINVAL,
		.wp_pin		= -EINVAL,
	},
};

/*
 * 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 */
	/* 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);
	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_mci(0, &ek_mci0_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_shdwc_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,
	.handle_irq	= at91_aic_handle_irq,
	.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>
3e135466	44	#include <mach/at91_aic.h>
8cdae51a	45	#include <mach/at91sam9_smc.h>
a09e64fb	46	#include <mach/at91_shdwc.h>
ca0a789a	47
8cdae51a	48	#include "sam9_smc.h"
ca0a789a AV	49	#include "generic.h"
	50
	51
1b021a3b	52	static void __init ek_init_early(void)
ca0a789a AV	53	{
ca0a789a AV	54	/* Initialize processor: 12.000 MHz crystal */
21d08b9d	55	at91_initialize(12000000);
ca0a789a AV	56	}
ca0a789a AV	57
ca0a789a AV	58	/*
	59	* USB Host port
	60	*/
	61	static struct at91_usbh_data __initdata ek_usbh_data = {
	62	.ports = 2,
63b4c296 JCPV	63	.vbus_pin = {-EINVAL, -EINVAL},
63b4c296 JCPV	64	.overcurrent_pin= {-EINVAL, -EINVAL},
ca0a789a AV	65	};
	66
	67	/*
	68	* USB Device port
	69	*/
	70	static struct at91_udc_data __initdata ek_udc_data = {
	71	.vbus_pin = AT91_PIN_PC5,
63b4c296	72	.pullup_pin = -EINVAL, /* pull-up driven by UDC */
ca0a789a AV	73	};
	74
	75	/*
	76	* SPI devices.
	77	*/
	78	static struct spi_board_info ek_spi_devices[] = {
	79	#if defined(CONFIG_RTC_DRV_M41T94)
	80	{ /* M41T94 RTC */
	81	.modalias = "m41t94",
	82	.chip_select = 0,
	83	.max_speed_hz = 1 * 1000 * 1000,
	84	.bus_num = 0,
	85	}
	86	#endif
	87	};
	88
	89	/*
	90	* MACB Ethernet device
	91	*/
84e0cdb0	92	static struct macb_platform_data __initdata ek_macb_data = {
ca0a789a AV	93	.phy_irq_pin = AT91_PIN_PA31,
	94	.is_rmii = 1,
	95	};
	96
	97	/*
	98	* NAND flash
	99	*/
	100	static struct mtd_partition __initdata ek_nand_partition[] = {
	101	{
	102	.name = "Uboot & Kernel",
e505240b AV	103	.offset = 0,
e505240b AV	104	.size = SZ_16M,
ca0a789a AV	105	},
	106	{
	107	.name = "Root FS",
e505240b AV	108	.offset = MTDPART_OFS_NXTBLK,
e505240b AV	109	.size = 120 * SZ_1M,
ca0a789a AV	110	},
	111	{
	112	.name = "FS",
e505240b AV	113	.offset = MTDPART_OFS_NXTBLK,
e505240b AV	114	.size = 120 * SZ_1M,
ca0a789a AV	115	},
	116	};
	117
7c896834	118	static struct atmel_nand_data __initdata ek_nand_data = {
ca0a789a AV	119	.ale = 21,
ca0a789a AV	120	.cle = 22,
63b4c296	121	.det_pin = -EINVAL,
ca0a789a AV	122	.rdy_pin = AT91_PIN_PC13,
ca0a789a AV	123	.enable_pin = AT91_PIN_PC14,
bf4289cb	124	.ecc_mode = NAND_ECC_SOFT,
98619dcb	125	.on_flash_bbt = 1,
1754aab9 DES	126	.parts = ek_nand_partition,
1754aab9 DES	127	.num_parts = ARRAY_SIZE(ek_nand_partition),
ca0a789a AV	128	};
ca0a789a AV	129
8cdae51a AV	130	static struct sam9_smc_config __initdata ek_nand_smc_config = {
	131	.ncs_read_setup = 0,
	132	.nrd_setup = 1,
	133	.ncs_write_setup = 0,
	134	.nwe_setup = 1,
	135
	136	.ncs_read_pulse = 3,
	137	.nrd_pulse = 3,
	138	.ncs_write_pulse = 3,
	139	.nwe_pulse = 3,
	140
	141	.read_cycle = 5,
	142	.write_cycle = 5,
	143
	144	.mode = AT91_SMC_READMODE \| AT91_SMC_WRITEMODE \| AT91_SMC_EXNWMODE_DISABLE \| AT91_SMC_DBW_8,
	145	.tdf_cycles = 2,
	146	};
	147
	148	static void __init ek_add_device_nand(void)
	149	{
	150	/* configure chip-select 3 (NAND) */
faee0cc3	151	sam9_smc_configure(0, 3, &ek_nand_smc_config);
8cdae51a AV	152
	153	at91_add_device_nand(&ek_nand_data);
	154	}
	155
ca0a789a AV	156	/*
	157	* MCI (SD/MMC)
	158	*/
4cf3326a LD	159	static struct mci_platform_data __initdata ek_mci0_data = {
	160	.slot[0] = {
	161	.bus_width = 4,
	162	.detect_pin = -EINVAL,
	163	.wp_pin = -EINVAL,
	164	},
ca0a789a AV	165	};
	166
	167	/*
	168	* GPIO Buttons
	169	*/
	170	#if defined(CONFIG_KEYBOARD_GPIO) \|\| defined(CONFIG_KEYBOARD_GPIO_MODULE)
	171	static struct gpio_keys_button ek_buttons[] = {
	172	{ /* USER PUSH BUTTON */
	173	.code = KEY_ENTER,
	174	.gpio = AT91_PIN_PB10,
	175	.active_low = 1,
	176	.desc = "user_pb",
	177	.wakeup = 1,
	178	}
	179	};
	180
	181	static struct gpio_keys_platform_data ek_button_data = {
	182	.buttons = ek_buttons,
	183	.nbuttons = ARRAY_SIZE(ek_buttons),
	184	};
	185
	186	static struct platform_device ek_button_device = {
	187	.name = "gpio-keys",
	188	.id = -1,
	189	.num_resources = 0,
	190	.dev = {
	191	.platform_data = &ek_button_data,
	192	}
	193	};
	194
	195	static void __init ek_add_device_buttons(void)
	196	{
	197	at91_set_GPIO_periph(AT91_PIN_PB10, 1); /* user push button, pull up enabled */
	198	at91_set_deglitch(AT91_PIN_PB10, 1);
	199
	200	platform_device_register(&ek_button_device);
	201	}
	202	#else
	203	static void __init ek_add_device_buttons(void) {}
	204	#endif
	205
	206	/*
	207	* LEDs
	208	*/
	209	static struct gpio_led ek_leds[] = {
	210	{ /* user_led (green) */
	211	.name = "user_led",
	212	.gpio = AT91_PIN_PB21,
	213	.active_low = 0,
	214	.default_trigger = "heartbeat",
	215	}
	216	};
	217
	218	static void __init ek_board_init(void)
	219	{
	220	/* Serial */
71b149b3 JCPV	221	/* DBGU on ttyS0. (Rx & Tx only) */
	222	at91_register_uart(0, 0, 0);
	223
	224	/* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
	225	at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS \| ATMEL_UART_RTS
	226	\| ATMEL_UART_DTR \| ATMEL_UART_DSR \| ATMEL_UART_DCD
	227	\| ATMEL_UART_RI);
	228
	229	/* USART1 on ttyS2. (Rx, Tx, CTS, RTS) */
	230	at91_register_uart(AT91SAM9260_ID_US1, 2, ATMEL_UART_CTS \| ATMEL_UART_RTS);
	231
	232	/* USART2 on ttyS3. (Rx, Tx, CTS, RTS) */
	233	at91_register_uart(AT91SAM9260_ID_US2, 3, ATMEL_UART_CTS \| ATMEL_UART_RTS);
ca0a789a AV	234	at91_add_device_serial();
	235	/* USB Host */
	236	at91_add_device_usbh(&ek_usbh_data);
	237	/* USB Device */
	238	at91_add_device_udc(&ek_udc_data);
	239	/* SPI */
	240	at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
	241	/* NAND */
8cdae51a	242	ek_add_device_nand();
ca0a789a AV	243	/* I2C */
	244	at91_add_device_i2c(NULL, 0);
	245	/* Ethernet */
	246	at91_add_device_eth(&ek_macb_data);
	247	/* MMC */
4cf3326a	248	at91_add_device_mci(0, &ek_mci0_data);
ca0a789a AV	249	/* Push Buttons */
	250	ek_add_device_buttons();
	251	/* LEDs */
	252	at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
	253	/* shutdown controller, wakeup button (5 msec low) */
f22deee5	254	at91_shdwc_write(AT91_SHDW_MR, AT91_SHDW_CPTWK0_(10) \| AT91_SHDW_WKMODE0_LOW
ca0a789a AV	255	\| AT91_SHDW_RTTWKEN);
	256	}
	257
	258	MACHINE_START(QIL_A9260, "CALAO QIL_A9260")
	259	/* Maintainer: calao-systems */
ca0a789a	260	.timer = &at91sam926x_timer,
21d08b9d	261	.map_io = at91_map_io,
3e135466	262	.handle_irq = at91_aic_handle_irq,
1b021a3b	263	.init_early = ek_init_early,
92100c12	264	.init_irq = at91_init_irq_default,
ca0a789a AV	265	.init_machine = ek_board_init,
ca0a789a AV	266	MACHINE_END