Commit abf0c1bc authored by Peter Gsellmann's avatar Peter Gsellmann Committed by Nicolas Ferre
Browse files

AT91: add board support for Pcontrol_G20 



Board is a carrier board for Stamp9G20, with additional peripherals
for a building automation system

Signed-off-by: default avatarPeter Gsellmann <pgsellmann@portner-elektronik.at>
[nicolas.ferre@atmel.com: remove machine_desc.io_pg_offst and .phys_io]
Signed-off-by: default avatarNicolas Ferre <nicolas.ferre@atmel.com>
parent b18cae42

arch/arm/configs/pcontrol_g20_defconfig

0 → 100644
+175 −0
Original line number Diff line number Diff line 
CONFIG_EXPERIMENTAL=y

CONFIG_CROSS_COMPILE="/opt/arm-2010q1/bin/arm-none-linux-gnueabi-"

# CONFIG_LOCALVERSION_AUTO is not set

# CONFIG_SWAP is not set

CONFIG_SYSVIPC=y

CONFIG_POSIX_MQUEUE=y

CONFIG_TREE_PREEMPT_RCU=y

CONFIG_IKCONFIG=y

CONFIG_IKCONFIG_PROC=y

CONFIG_LOG_BUF_SHIFT=14

CONFIG_NAMESPACES=y

CONFIG_BLK_DEV_INITRD=y

CONFIG_EMBEDDED=y

# CONFIG_SYSCTL_SYSCALL is not set

# CONFIG_KALLSYMS is not set

# CONFIG_VM_EVENT_COUNTERS is not set

# CONFIG_COMPAT_BRK is not set

CONFIG_SLAB=y

CONFIG_MODULES=y

CONFIG_MODULE_UNLOAD=y

# CONFIG_LBDAF is not set

# CONFIG_BLK_DEV_BSG is not set

CONFIG_DEFAULT_DEADLINE=y

CONFIG_ARCH_AT91=y

CONFIG_ARCH_AT91SAM9G20=y

CONFIG_MACH_PCONTROL_G20=y

CONFIG_AT91_PROGRAMMABLE_CLOCKS=y

CONFIG_NO_HZ=y

CONFIG_HIGH_RES_TIMERS=y

CONFIG_PREEMPT=y

CONFIG_AEABI=y

# CONFIG_OABI_COMPAT is not set

CONFIG_ZBOOT_ROM_TEXT=0x0

CONFIG_ZBOOT_ROM_BSS=0x0

CONFIG_CMDLINE="console=ttyS0,115200 mem=128M mtdparts=atmel_nand:128k(bootstrap)ro,256k(uboot)ro,128k(env1)ro,128k(env2)ro,2M(linux),-(root) root=/dev/mmcblk0p1 rootwait rw"

CONFIG_VFP=y

CONFIG_BINFMT_MISC=y

CONFIG_NET=y

CONFIG_PACKET=y

CONFIG_UNIX=y

CONFIG_INET=y

# CONFIG_INET_XFRM_MODE_TRANSPORT is not set

# CONFIG_INET_XFRM_MODE_TUNNEL is not set

# CONFIG_INET_XFRM_MODE_BEET is not set

# CONFIG_INET_LRO is not set

# CONFIG_IPV6 is not set

CONFIG_VLAN_8021Q=y

# CONFIG_WIRELESS is not set

CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"

# CONFIG_FW_LOADER is not set

CONFIG_MTD=y

CONFIG_MTD_PARTITIONS=y

CONFIG_MTD_CMDLINE_PARTS=y

CONFIG_MTD_CHAR=y

CONFIG_MTD_BLOCK=y

CONFIG_MTD_COMPLEX_MAPPINGS=y

CONFIG_MTD_PHRAM=m

CONFIG_MTD_NAND=y

CONFIG_MTD_NAND_ATMEL=y

CONFIG_BLK_DEV_LOOP=y

CONFIG_BLK_DEV_RAM=y

CONFIG_BLK_DEV_RAM_SIZE=8192

CONFIG_ATMEL_TCLIB=y

CONFIG_EEPROM_AT24=m

CONFIG_SCSI=m

# CONFIG_SCSI_PROC_FS is not set

CONFIG_BLK_DEV_SD=m

CONFIG_SCSI_MULTI_LUN=y

# CONFIG_SCSI_LOWLEVEL is not set

CONFIG_NETDEVICES=y

CONFIG_MACVLAN=m

CONFIG_TUN=m

CONFIG_SMSC_PHY=m

CONFIG_BROADCOM_PHY=m

CONFIG_NET_ETHERNET=y

CONFIG_MII=y

CONFIG_MACB=y

CONFIG_SMSC911X=m

# CONFIG_NETDEV_1000 is not set

# CONFIG_NETDEV_10000 is not set

# CONFIG_WLAN is not set

CONFIG_PPP=m

CONFIG_PPP_ASYNC=m

CONFIG_PPP_DEFLATE=m

CONFIG_PPP_MPPE=m

CONFIG_INPUT_POLLDEV=y

CONFIG_INPUT_SPARSEKMAP=y

# CONFIG_INPUT_MOUSEDEV is not set

CONFIG_INPUT_EVDEV=m

CONFIG_INPUT_EVBUG=m

# CONFIG_KEYBOARD_ATKBD is not set

CONFIG_KEYBOARD_GPIO=m

CONFIG_KEYBOARD_MATRIX=m

# CONFIG_INPUT_MOUSE is not set

CONFIG_INPUT_TOUCHSCREEN=y

CONFIG_INPUT_MISC=y

CONFIG_INPUT_UINPUT=m

CONFIG_INPUT_GPIO_ROTARY_ENCODER=m

# CONFIG_SERIO is not set

# CONFIG_DEVKMEM is not set

CONFIG_SERIAL_ATMEL=y

CONFIG_SERIAL_ATMEL_CONSOLE=y

CONFIG_SERIAL_MAX3100=m

# CONFIG_LEGACY_PTYS is not set

# CONFIG_HW_RANDOM is not set

CONFIG_R3964=m

CONFIG_I2C=m

CONFIG_I2C_CHARDEV=m

# CONFIG_I2C_HELPER_AUTO is not set

CONFIG_I2C_GPIO=m

CONFIG_SPI=y

CONFIG_SPI_ATMEL=m

CONFIG_SPI_SPIDEV=m

CONFIG_GPIO_SYSFS=y

CONFIG_W1=m

CONFIG_W1_MASTER_GPIO=m

CONFIG_W1_SLAVE_DS2431=m

# CONFIG_HWMON is not set

CONFIG_WATCHDOG=y

CONFIG_AT91SAM9X_WATCHDOG=y

# CONFIG_MFD_SUPPORT is not set

# CONFIG_HID_SUPPORT is not set

CONFIG_USB=y

# CONFIG_USB_DEVICE_CLASS is not set

CONFIG_USB_OHCI_HCD=y

CONFIG_USB_STORAGE=m

CONFIG_USB_LIBUSUAL=y

CONFIG_USB_SERIAL=m

CONFIG_USB_SERIAL_GENERIC=y

CONFIG_USB_SERIAL_FTDI_SIO=m

CONFIG_USB_SERIAL_PL2303=m

CONFIG_USB_GADGET=y

CONFIG_USB_ZERO=m

CONFIG_USB_ETH=m

CONFIG_USB_FILE_STORAGE=m

CONFIG_USB_G_SERIAL=m

CONFIG_USB_G_HID=m

CONFIG_MMC=y

CONFIG_MMC_UNSAFE_RESUME=y

CONFIG_MMC_ATMELMCI=y

CONFIG_NEW_LEDS=y

CONFIG_LEDS_CLASS=y

CONFIG_LEDS_GPIO=y

CONFIG_LEDS_TRIGGERS=y

CONFIG_LEDS_TRIGGER_TIMER=y

CONFIG_LEDS_TRIGGER_HEARTBEAT=y

CONFIG_LEDS_TRIGGER_DEFAULT_ON=y

CONFIG_RTC_CLASS=y

CONFIG_RTC_DRV_AT91SAM9=y

CONFIG_AUXDISPLAY=y

CONFIG_UIO=y

CONFIG_UIO_PDRV=y

CONFIG_STAGING=y

# CONFIG_STAGING_EXCLUDE_BUILD is not set

CONFIG_IIO=y

CONFIG_EXT2_FS=y

CONFIG_EXT3_FS=y

# CONFIG_EXT3_FS_XATTR is not set

CONFIG_VFAT_FS=y

CONFIG_TMPFS=y

CONFIG_JFFS2_FS=y

CONFIG_NFS_FS=y

CONFIG_NFS_V3=y

CONFIG_NFS_V4=y

CONFIG_PARTITION_ADVANCED=y

CONFIG_NLS_CODEPAGE_437=y

CONFIG_NLS_CODEPAGE_850=y

CONFIG_NLS_ISO8859_1=y

CONFIG_NLS_ISO8859_15=y

CONFIG_NLS_UTF8=y

# CONFIG_RCU_CPU_STALL_DETECTOR is not set

CONFIG_CRYPTO=y

CONFIG_CRYPTO_ANSI_CPRNG=y

# CONFIG_CRYPTO_HW is not set

CONFIG_CRC_CCITT=y

arch/arm/mach-at91/Kconfig

+6 −0
Original line number Diff line number Diff line
@@ -375,6 +375,12 @@ config MACH_STAMP9G20 
	  evaluation board.

	  <http://www.taskit.de/en/>



config MACH_PCONTROL_G20

	bool "PControl G20 CPU module"

	help

	  Select this if you are using taskit's Stamp9G20 CPU module on this

	  carrier board, beeing the decentralized unit of a building automation

	  system; featuring nvram, eth-switch, iso-rs485, display, io

endif



if (ARCH_AT91SAM9260 || ARCH_AT91SAM9G20)

arch/arm/mach-at91/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -65,6 +65,7 @@ obj-$(CONFIG_MACH_AT91SAM9G20EK) += board-sam9g20ek.o 
obj-$(CONFIG_MACH_CPU9G20)	+= board-cpu9krea.o

obj-$(CONFIG_MACH_STAMP9G20)	+= board-stamp9g20.o

obj-$(CONFIG_MACH_PORTUXG20)	+= board-stamp9g20.o

obj-$(CONFIG_MACH_PCONTROL_G20)	+= board-pcontrol-g20.o



# AT91SAM9260/AT91SAM9G20 board-specific support

obj-$(CONFIG_MACH_SNAPPER_9260)	+= board-snapper9260.o

arch/arm/mach-at91/board-pcontrol-g20.c

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/*

 *  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/board.h>

#include <mach/at91sam9_smc.h>



#include "sam9_smc.h"

#include "generic.h"





static void __init pcontrol_g20_map_io(void)

{

	/* Initialize processor: 18.432 MHz crystal */

	at91sam9260_initialize(18432000);



	/* DGBU on ttyS0. (Rx, Tx) only TTL -> JTAG connector X7 17,19 ) */

	at91_register_uart(0, 0, 0);



	/* 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);



	/* set serial console to ttyS0 (ie, DBGU) */

	at91_set_serial_console(0);

}





static void __init init_irq(void)

{

	at91sam9260_init_interrupts(NULL);

}





/*

 * NAND flash 512MiB 1,8V 8-bit, sector size 128 KiB

 */

static struct atmel_nand_data __initdata nand_data = {

	.ale		= 21,

	.cle		= 22,

	.rdy_pin	= AT91_PIN_PC13,

	.enable_pin	= AT91_PIN_PC14,

};



/*

 * Bus timings; unit = 7.57ns

 */

static struct sam9_smc_config __initdata nand_smc_config = {

	.ncs_read_setup		= 0,

	.nrd_setup		= 2,

	.ncs_write_setup	= 0,

	.nwe_setup		= 2,



	.ncs_read_pulse		= 4,

	.nrd_pulse		= 4,

	.ncs_write_pulse	= 4,

	.nwe_pulse		= 4,



	.read_cycle		= 7,

	.write_cycle		= 7,



	.mode			= AT91_SMC_READMODE | AT91_SMC_WRITEMODE

			| AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_DBW_8,

	.tdf_cycles		= 3,

};



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_nand(void)

{

	/* configure chip-select 3 (NAND) */

	sam9_smc_configure(3, &nand_smc_config);

	at91_add_device_nand(&nand_data);

}





static void __init add_device_pcontrol(void)

{

	/* configure chip-select 4 (IO compatible to 8051  X4 ) */

	sam9_smc_configure(4, &pcontrol_smc_config[0]);

	/* configure chip-select 7 (FerroRAM 256KiBx16bit MR2A16A  D4 ) */

	sam9_smc_configure(7, &pcontrol_smc_config[1]);

}





/*

 * MCI (SD/MMC)

 * det_pin, wp_pin and vcc_pin are not connected

 */

#if defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_ATMELMCI_MODULE)

static struct mci_platform_data __initdata mmc_data = {

	.slot[0] = {

		.bus_width	= 4,

	},

};

#else

static struct at91_mmc_data __initdata mmc_data = {

	.wire4		= 1,

};

#endif





/*

 * USB Host port

 */

static struct at91_usbh_data __initdata usbh_data = {

	.ports		= 2,

};





/*

 * 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 at91_eth_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,

	},

};





/*

 * Dallas 1-Wire  DS2431

 */

static struct w1_gpio_platform_data w1_gpio_pdata = {

	.pin		= AT91_PIN_PA29,

	.is_open_drain	= 1,

};



static struct platform_device w1_device = {

	.name			= "w1-gpio",

	.id			= -1,

	.dev.platform_data	= &w1_gpio_pdata,

};



static void add_wire1(void)

{

	at91_set_GPIO_periph(w1_gpio_pdata.pin, 1);

	at91_set_multi_drive(w1_gpio_pdata.pin, 1);

	platform_device_register(&w1_device);

}





static void __init pcontrol_g20_board_init(void)

{

	at91_add_device_serial();

	add_device_nand();

#if defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_ATMELMCI_MODULE)

	at91_add_device_mci(0, &mmc_data);

#else

	at91_add_device_mmc(0, &mmc_data);

#endif

	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_wire1();

	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 */

	.boot_params	= AT91_SDRAM_BASE + 0x100,

	.timer		= &at91sam926x_timer,

	.map_io		= pcontrol_g20_map_io,

	.init_irq	= init_irq,

	.init_machine	= pcontrol_g20_board_init,

MACHINE_END

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