arch/arm/mach-at91/board-at572d940hf_ek.c - kernel/msm-4.9 - Gitiles

 /*
  * linux/arch/arm/mach-at91/board-at572d940hf_ek.c
  *
  * Copyright (C) 2008 Atmel Antonio R. Costa <costa.antonior@gmail.com>
  * Copyright (C) 2005 SAN People
  *
  * 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/init.h>
 #include <linux/mm.h>
 #include <linux/module.h>
 #include <linux/platform_device.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/ds1305.h>
 #include <linux/irq.h>
 #include <linux/mtd/physmap.h>

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

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


 static void __init eb_map_io(void)
 {
 	/* Initialize processor: 12.500 MHz crystal */
 	at572d940hf_initialize(12000000);

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

 	/* USART0 on ttyS1. (Rx & Tx only) */
 	at91_register_uart(AT572D940HF_ID_US0, 1, 0);

 	/* USART1 on ttyS2. (Rx & Tx only) */
 	at91_register_uart(AT572D940HF_ID_US1, 2, 0);

 	/* USART2 on ttyS3. (Tx & Rx only */
 	at91_register_uart(AT572D940HF_ID_US2, 3, 0);

 	/* set serial console to ttyS0 (ie, DBGU) */
 	at91_set_serial_console(0);
 }

 static void __init eb_init_irq(void)
 {
 	at572d940hf_init_interrupts(NULL);
 }


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


 /*
  * USB Device Port
  */
 static struct at91_udc_data __initdata eb_udc_data = {
 	.vbus_pin	= 0,		/* no VBUS detection,UDC always on */
 	.pullup_pin	= 0,		/* pull-up driven by UDC */
 };


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


 /*
  * MACB Ethernet device
  */
 static struct at91_eth_data __initdata eb_eth_data = {
 	.phy_irq_pin	= AT91_PIN_PB25,
 	.is_rmii	= 1,
 };

 /*
  * NOR flash
  */

 static struct mtd_partition eb_nor_partitions[] = {
 	{
 		.name		= "Raw Environment",
 		.offset		= 0,
 		.size		= SZ_4M,
 		.mask_flags	= 0,
 	},
 	{
 		.name		= "OS FS",
 		.offset		= MTDPART_OFS_APPEND,
 		.size		= 3 * SZ_1M,
 		.mask_flags	= 0,
 	},
 	{
 		.name		= "APP FS",
 		.offset		= MTDPART_OFS_APPEND,
 		.size		= MTDPART_SIZ_FULL,
 		.mask_flags	= 0,
 	},
 };

 static void nor_flash_set_vpp(struct map_info* mi, int i) {
 };

 static struct physmap_flash_data nor_flash_data = {
 	.width		= 4,
 	.parts		= eb_nor_partitions,
 	.nr_parts	= ARRAY_SIZE(eb_nor_partitions),
 	.set_vpp	= nor_flash_set_vpp,
 };

 static struct resource nor_flash_resources[] = {
 	{
 		.start	= AT91_CHIPSELECT_0,
 		.end	= AT91_CHIPSELECT_0 + SZ_16M - 1,
 		.flags	= IORESOURCE_MEM,
 	},
 };

 static struct platform_device nor_flash = {
 	.name		= "physmap-flash",
 	.id		= 0,
 	.dev		= {
 				.platform_data = &nor_flash_data,
 			},
 	.resource	= nor_flash_resources,
 	.num_resources	= ARRAY_SIZE(nor_flash_resources),
 };

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

 	.ncs_read_pulse		= 7,
 	.nrd_pulse		= 7,
 	.ncs_write_pulse	= 7,
 	.nwe_pulse		= 7,

 	.read_cycle		= 9,
 	.write_cycle		= 9,

 	.mode			= AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_BAT_WRITE | AT91_SMC_DBW_32,
 	.tdf_cycles		= 1,
 };

 static void __init eb_add_device_nor(void)
 {
 	/* configure chip-select 0 (NOR) */
 	sam9_smc_configure(0, &eb_nor_smc_config);
 	platform_device_register(&nor_flash);
 }

 /*
  * NAND flash
  */
 static struct mtd_partition __initdata eb_nand_partition[] = {
 	{
 		.name	= "Partition 1",
 		.offset	= 0,
 		.size	= SZ_16M,
 	},
 	{
 		.name	= "Partition 2",
 		.offset = MTDPART_OFS_NXTBLK,
 		.size	= MTDPART_SIZ_FULL,
 	}
 };

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

 static struct atmel_nand_data __initdata eb_nand_data = {
 	.ale		= 22,
 	.cle		= 21,
 /*	.det_pin	= ... not connected */
 /*	.rdy_pin	= AT91_PIN_PC16, */
 	.enable_pin	= AT91_PIN_PA15,
 	.partition_info	= nand_partitions,
 #if defined(CONFIG_MTD_NAND_AT91_BUSWIDTH_16)
 	.bus_width_16	= 1,
 #else
 	.bus_width_16	= 0,
 #endif
 };

 static struct sam9_smc_config __initdata eb_nand_smc_config = {
 	.ncs_read_setup		= 0,
 	.nrd_setup		= 0,
 	.ncs_write_setup	= 1,
 	.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,
 	.tdf_cycles		= 12,
 };

 static void __init eb_add_device_nand(void)
 {
 	/* setup bus-width (8 or 16) */
 	if (eb_nand_data.bus_width_16)
 		eb_nand_smc_config.mode |= AT91_SMC_DBW_16;
 	else
 		eb_nand_smc_config.mode |= AT91_SMC_DBW_8;

 	/* configure chip-select 3 (NAND) */
 	sam9_smc_configure(3, &eb_nand_smc_config);

 	at91_add_device_nand(&eb_nand_data);
 }


 /*
  * SPI devices
  */
 static struct resource rtc_resources[] = {
 	[0] = {
 		.start	= AT572D940HF_ID_IRQ1,
 		.end	= AT572D940HF_ID_IRQ1,
 		.flags	= IORESOURCE_IRQ,
 	},
 };

 static struct ds1305_platform_data ds1306_data = {
 	.is_ds1306	= true,
 	.en_1hz		= false,
 };

 static struct spi_board_info eb_spi_devices[] = {
 	{	/* RTC Dallas DS1306 */
 		.modalias	= "rtc-ds1305",
 		.chip_select	= 3,
 		.mode		= SPI_CS_HIGH | SPI_CPOL | SPI_CPHA,
 		.max_speed_hz	= 500000,
 		.bus_num	= 0,
 		.irq		= AT572D940HF_ID_IRQ1,
 		.platform_data	= (void *) &ds1306_data,
 	},
 #if defined(CONFIG_MTD_AT91_DATAFLASH_CARD)
 	{	/* Dataflash card */
 		.modalias	= "mtd_dataflash",
 		.chip_select	= 0,
 		.max_speed_hz	= 15 * 1000 * 1000,
 		.bus_num	= 0,
 	},
 #endif
 };

 static void __init eb_board_init(void)
 {
 	/* Serial */
 	at91_add_device_serial();
 	/* USB Host */
 	at91_add_device_usbh(&eb_usbh_data);
 	/* USB Device */
 	at91_add_device_udc(&eb_udc_data);
 	/* I2C */
 	at91_add_device_i2c(NULL, 0);
 	/* NOR */
 	eb_add_device_nor();
 	/* NAND */
 	eb_add_device_nand();
 	/* SPI */
 	at91_add_device_spi(eb_spi_devices, ARRAY_SIZE(eb_spi_devices));
 	/* MMC */
 	at91_add_device_mmc(0, &eb_mmc_data);
 	/* Ethernet */
 	at91_add_device_eth(&eb_eth_data);
 	/* mAgic */
 	at91_add_device_mAgic();
 }

 MACHINE_START(AT572D940HFEB, "Atmel AT91D940HF-EB")
 	/* Maintainer: Atmel <costa.antonior@gmail.com> */
 	.phys_io	= AT91_BASE_SYS,
 	.io_pg_offst	= (AT91_VA_BASE_SYS >> 18) & 0xfffc,
 	.boot_params	= AT91_SDRAM_BASE + 0x100,
 	.timer		= &at91sam926x_timer,
 	.map_io		= eb_map_io,
 	.init_irq	= eb_init_irq,
 	.init_machine	= eb_board_init,
 MACHINE_END
	/*
	* linux/arch/arm/mach-at91/board-at572d940hf_ek.c
	*
	* Copyright (C) 2008 Atmel Antonio R. Costa <costa.antonior@gmail.com>
	* Copyright (C) 2005 SAN People
	*
	* 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/init.h>
	#include <linux/mm.h>
	#include <linux/module.h>
	#include <linux/platform_device.h>
	#include <linux/spi/spi.h>
	#include <linux/spi/ds1305.h>
	#include <linux/irq.h>
	#include <linux/mtd/physmap.h>

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

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


	static void __init eb_map_io(void)
	{
	/* Initialize processor: 12.500 MHz crystal */
	at572d940hf_initialize(12000000);

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

	/* USART0 on ttyS1. (Rx & Tx only) */
	at91_register_uart(AT572D940HF_ID_US0, 1, 0);

	/* USART1 on ttyS2. (Rx & Tx only) */
	at91_register_uart(AT572D940HF_ID_US1, 2, 0);

	/* USART2 on ttyS3. (Tx & Rx only */
	at91_register_uart(AT572D940HF_ID_US2, 3, 0);

	/* set serial console to ttyS0 (ie, DBGU) */
	at91_set_serial_console(0);
	}

	static void __init eb_init_irq(void)
	{
	at572d940hf_init_interrupts(NULL);
	}


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


	/*
	* USB Device Port
	*/
	static struct at91_udc_data __initdata eb_udc_data = {
	.vbus_pin = 0, /* no VBUS detection,UDC always on */
	.pullup_pin = 0, /* pull-up driven by UDC */
	};


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


	/*
	* MACB Ethernet device
	*/
	static struct at91_eth_data __initdata eb_eth_data = {
	.phy_irq_pin = AT91_PIN_PB25,
	.is_rmii = 1,
	};

	/*
	* NOR flash
	*/

	static struct mtd_partition eb_nor_partitions[] = {
	{
	.name = "Raw Environment",
	.offset = 0,
	.size = SZ_4M,
	.mask_flags = 0,
	},
	{
	.name = "OS FS",
	.offset = MTDPART_OFS_APPEND,
	.size = 3 * SZ_1M,
	.mask_flags = 0,
	},
	{
	.name = "APP FS",
	.offset = MTDPART_OFS_APPEND,
	.size = MTDPART_SIZ_FULL,
	.mask_flags = 0,
	},
	};

	static void nor_flash_set_vpp(struct map_info* mi, int i) {
	};

	static struct physmap_flash_data nor_flash_data = {
	.width = 4,
	.parts = eb_nor_partitions,
	.nr_parts = ARRAY_SIZE(eb_nor_partitions),
	.set_vpp = nor_flash_set_vpp,
	};

	static struct resource nor_flash_resources[] = {
	{
	.start = AT91_CHIPSELECT_0,
	.end = AT91_CHIPSELECT_0 + SZ_16M - 1,
	.flags = IORESOURCE_MEM,
	},
	};

	static struct platform_device nor_flash = {
	.name = "physmap-flash",
	.id = 0,
	.dev = {
	.platform_data = &nor_flash_data,
	},
	.resource = nor_flash_resources,
	.num_resources = ARRAY_SIZE(nor_flash_resources),
	};

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

	.ncs_read_pulse = 7,
	.nrd_pulse = 7,
	.ncs_write_pulse = 7,
	.nwe_pulse = 7,

	.read_cycle = 9,
	.write_cycle = 9,

	.mode = AT91_SMC_READMODE \| AT91_SMC_WRITEMODE \| AT91_SMC_EXNWMODE_DISABLE \| AT91_SMC_BAT_WRITE \| AT91_SMC_DBW_32,
	.tdf_cycles = 1,
	};

	static void __init eb_add_device_nor(void)
	{
	/* configure chip-select 0 (NOR) */
	sam9_smc_configure(0, &eb_nor_smc_config);
	platform_device_register(&nor_flash);
	}

	/*
	* NAND flash
	*/
	static struct mtd_partition __initdata eb_nand_partition[] = {
	{
	.name = "Partition 1",
	.offset = 0,
	.size = SZ_16M,
	},
	{
	.name = "Partition 2",
	.offset = MTDPART_OFS_NXTBLK,
	.size = MTDPART_SIZ_FULL,
	}
	};

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

	static struct atmel_nand_data __initdata eb_nand_data = {
	.ale = 22,
	.cle = 21,
	/* .det_pin = ... not connected */
	/* .rdy_pin = AT91_PIN_PC16, */
	.enable_pin = AT91_PIN_PA15,
	.partition_info = nand_partitions,
	#if defined(CONFIG_MTD_NAND_AT91_BUSWIDTH_16)
	.bus_width_16 = 1,
	#else
	.bus_width_16 = 0,
	#endif
	};

	static struct sam9_smc_config __initdata eb_nand_smc_config = {
	.ncs_read_setup = 0,
	.nrd_setup = 0,
	.ncs_write_setup = 1,
	.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,
	.tdf_cycles = 12,
	};

	static void __init eb_add_device_nand(void)
	{
	/* setup bus-width (8 or 16) */
	if (eb_nand_data.bus_width_16)
	eb_nand_smc_config.mode \|= AT91_SMC_DBW_16;
	else
	eb_nand_smc_config.mode \|= AT91_SMC_DBW_8;

	/* configure chip-select 3 (NAND) */
	sam9_smc_configure(3, &eb_nand_smc_config);

	at91_add_device_nand(&eb_nand_data);
	}


	/*
	* SPI devices
	*/
	static struct resource rtc_resources[] = {
	[0] = {
	.start = AT572D940HF_ID_IRQ1,
	.end = AT572D940HF_ID_IRQ1,
	.flags = IORESOURCE_IRQ,
	},
	};

	static struct ds1305_platform_data ds1306_data = {
	.is_ds1306 = true,
	.en_1hz = false,
	};

	static struct spi_board_info eb_spi_devices[] = {
	{ /* RTC Dallas DS1306 */
	.modalias = "rtc-ds1305",
	.chip_select = 3,
	.mode = SPI_CS_HIGH \| SPI_CPOL \| SPI_CPHA,
	.max_speed_hz = 500000,
	.bus_num = 0,
	.irq = AT572D940HF_ID_IRQ1,
	.platform_data = (void *) &ds1306_data,
	},
	#if defined(CONFIG_MTD_AT91_DATAFLASH_CARD)
	{ /* Dataflash card */
	.modalias = "mtd_dataflash",
	.chip_select = 0,
	.max_speed_hz = 15 * 1000 * 1000,
	.bus_num = 0,
	},
	#endif
	};

	static void __init eb_board_init(void)
	{
	/* Serial */
	at91_add_device_serial();
	/* USB Host */
	at91_add_device_usbh(&eb_usbh_data);
	/* USB Device */
	at91_add_device_udc(&eb_udc_data);
	/* I2C */
	at91_add_device_i2c(NULL, 0);
	/* NOR */
	eb_add_device_nor();
	/* NAND */
	eb_add_device_nand();
	/* SPI */
	at91_add_device_spi(eb_spi_devices, ARRAY_SIZE(eb_spi_devices));
	/* MMC */
	at91_add_device_mmc(0, &eb_mmc_data);
	/* Ethernet */
	at91_add_device_eth(&eb_eth_data);
	/* mAgic */
	at91_add_device_mAgic();
	}

	MACHINE_START(AT572D940HFEB, "Atmel AT91D940HF-EB")
	/* Maintainer: Atmel <costa.antonior@gmail.com> */
	.phys_io = AT91_BASE_SYS,
	.io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
	.boot_params = AT91_SDRAM_BASE + 0x100,
	.timer = &at91sam926x_timer,
	.map_io = eb_map_io,
	.init_irq = eb_init_irq,
	.init_machine = eb_board_init,
	MACHINE_END