Commit fcdc2ea7 authored by Igor Plyatov's avatar Igor Plyatov Committed by Nicolas Ferre
Browse files

AT91: Support for gsia18s board 



The GS_IA18_S (GMS) is a carrier board from GeoSIG Ltd used with the
Stamp9G20 SoM from Taskit company.
It operate as an internet accelerometer.

Signed-off-by: default avatarIgor Plyatov <plyatov@gmail.com>
[nicolas.ferre@atmel.com: rm Kconfig, whitespace fixes, change machine name]
Signed-off-by: default avatarNicolas Ferre <nicolas.ferre@atmel.com>
parent 0fb55d3b

arch/arm/mach-at91/Kconfig

+7 −0
Original line number Diff line number Diff line
@@ -387,6 +387,13 @@ config MACH_PCONTROL_G20 
	  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



config MACH_GSIA18S

	bool "GS_IA18_S board"

	help

	  This enables support for the GS_IA18_S board

	  produced by GeoSIG Ltd company. This is an internet accelerograph.

	  <http://www.geosig.com>

endif



if (ARCH_AT91SAM9260 || ARCH_AT91SAM9G20)

arch/arm/mach-at91/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -67,6 +67,7 @@ obj-$(CONFIG_MACH_ACMENETUSFOXG20) += board-foxg20.o 
obj-$(CONFIG_MACH_STAMP9G20)	+= board-stamp9g20.o

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

obj-$(CONFIG_MACH_PCONTROL_G20)	+= board-pcontrol-g20.o board-stamp9g20.o

obj-$(CONFIG_MACH_GSIA18S)	+= board-gsia18s.o board-stamp9g20.o



# AT91SAM9260/AT91SAM9G20 board-specific support

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

arch/arm/mach-at91/board-gsia18s.c

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+584 −0
Original line number Diff line number Diff line 
/*

 *  Copyright (C) 2010 Christian Glindkamp <christian.glindkamp@taskit.de>

 *                     taskit GmbH

 *                2010 Igor Plyatov <plyatov@gmail.com>

 *                     GeoSIG Ltd

 *

 * 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/platform_device.h>

#include <linux/gpio.h>

#include <linux/w1-gpio.h>

#include <linux/i2c.h>

#include <linux/i2c/pcf857x.h>

#include <linux/gpio_keys.h>

#include <linux/input.h>



#include <asm/mach-types.h>

#include <asm/mach/arch.h>



#include <mach/board.h>

#include <mach/at91sam9_smc.h>

#include <mach/gsia18s.h>

#include <mach/stamp9g20.h>



#include "sam9_smc.h"

#include "generic.h"



static void __init gsia18s_map_io(void)

{

	stamp9g20_map_io();



	/*

	 * USART0 on ttyS1 (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI).

	 * Used for Internal Analog Modem.

	 */

	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).

	 * Used for GPS or WiFi or Data stream.

	 */

	at91_register_uart(AT91SAM9260_ID_US1, 2,

				ATMEL_UART_CTS | ATMEL_UART_RTS);

	/*

	 * USART2 on ttyS3 (Rx, Tx, CTS, RTS).

	 * Used for External Modem.

	 */

	at91_register_uart(AT91SAM9260_ID_US2, 3,

				ATMEL_UART_CTS | ATMEL_UART_RTS);

	/*

	 * USART3 on ttyS4 (Rx, Tx, RTS).

	 * Used for RS-485.

	 */

	at91_register_uart(AT91SAM9260_ID_US3, 4, ATMEL_UART_RTS);



	/*

	 * USART4 on ttyS5 (Rx, Tx).

	 * Used for TRX433 Radio Module.

	 */

	at91_register_uart(AT91SAM9260_ID_US4, 5, 0);

}



static void __init init_irq(void)

{

	at91sam9260_init_interrupts(NULL);

}



/*

 * Two USB Host ports

 */

static struct at91_usbh_data __initdata usbh_data = {

	.ports		= 2,

};



/*

 * USB Device port

 */

static struct at91_udc_data __initdata udc_data = {

	.vbus_pin	= AT91_PIN_PA22,

	.pullup_pin	= 0,		/* pull-up driven by UDC */

};



/*

 * MACB Ethernet device

 */

static struct at91_eth_data __initdata macb_data = {

	.phy_irq_pin	= AT91_PIN_PA28,

	.is_rmii	= 1,

};



/*

 * LEDs and GPOs

 */

static struct gpio_led gpio_leds[] = {

	{

		.name			= "gpo:spi1reset",

		.gpio			= AT91_PIN_PC1,

		.active_low		= 0,

		.default_trigger	= "none",

		.default_state		= LEDS_GPIO_DEFSTATE_OFF,

	},

	{

		.name			= "gpo:trig_net_out",

		.gpio			= AT91_PIN_PB20,

		.active_low		= 0,

		.default_trigger	= "none",

		.default_state		= LEDS_GPIO_DEFSTATE_OFF,

	},

	{

		.name			= "gpo:trig_net_dir",

		.gpio			= AT91_PIN_PB19,

		.active_low		= 0,

		.default_trigger	= "none",

		.default_state		= LEDS_GPIO_DEFSTATE_OFF,

	},

	{

		.name			= "gpo:charge_dis",

		.gpio			= AT91_PIN_PC2,

		.active_low		= 0,

		.default_trigger	= "none",

		.default_state		= LEDS_GPIO_DEFSTATE_OFF,

	},

	{

		.name			= "led:event",

		.gpio			= AT91_PIN_PB17,

		.active_low		= 1,

		.default_trigger	= "none",

		.default_state		= LEDS_GPIO_DEFSTATE_OFF,

	},

	{

		.name			= "led:lan",

		.gpio			= AT91_PIN_PB18,

		.active_low		= 1,

		.default_trigger	= "none",

		.default_state		= LEDS_GPIO_DEFSTATE_OFF,

	},

	{

		.name			= "led:error",

		.gpio			= AT91_PIN_PB16,

		.active_low		= 1,

		.default_trigger	= "none",

		.default_state		= LEDS_GPIO_DEFSTATE_ON,

	}

};



static struct gpio_led_platform_data gpio_led_info = {

	.leds		= gpio_leds,

	.num_leds	= ARRAY_SIZE(gpio_leds),

};



static struct platform_device leds = {

	.name	= "leds-gpio",

	.id	= 0,

	.dev	= {

		.platform_data	= &gpio_led_info,

	}

};



static void __init gsia18s_leds_init(void)

{

	platform_device_register(&leds);

}



/* PCF8574 0x20 GPIO - U1 on the GS_IA18-CB_V3 board */

static struct gpio_led pcf_gpio_leds1[] = {

	{ /* bit 0 */

		.name			= "gpo:hdc_power",

		.gpio			= PCF_GPIO_HDC_POWER,

		.active_low		= 0,

		.default_trigger	= "none",

		.default_state		= LEDS_GPIO_DEFSTATE_OFF,

	},

	{ /* bit 1 */

		.name			= "gpo:wifi_setup",

		.gpio			= PCF_GPIO_WIFI_SETUP,

		.active_low		= 1,

		.default_trigger	= "none",

		.default_state		= LEDS_GPIO_DEFSTATE_OFF,

	},

	{ /* bit 2 */

		.name			= "gpo:wifi_enable",

		.gpio			= PCF_GPIO_WIFI_ENABLE,

		.active_low		= 1,

		.default_trigger	= "none",

		.default_state		= LEDS_GPIO_DEFSTATE_OFF,

	},

	{ /* bit 3	*/

		.name			= "gpo:wifi_reset",

		.gpio			= PCF_GPIO_WIFI_RESET,

		.active_low		= 1,

		.default_trigger	= "none",

		.default_state		= LEDS_GPIO_DEFSTATE_ON,

	},

	/* bit 4 used as GPI	*/

	{ /* bit 5 */

		.name			= "gpo:gps_setup",

		.gpio			= PCF_GPIO_GPS_SETUP,

		.active_low		= 1,

		.default_trigger	= "none",

		.default_state		= LEDS_GPIO_DEFSTATE_OFF,

	},

	{ /* bit 6 */

		.name			= "gpo:gps_standby",

		.gpio			= PCF_GPIO_GPS_STANDBY,

		.active_low		= 0,

		.default_trigger	= "none",

		.default_state		= LEDS_GPIO_DEFSTATE_ON,

	},

	{ /* bit 7 */

		.name			= "gpo:gps_power",

		.gpio			= PCF_GPIO_GPS_POWER,

		.active_low		= 0,

		.default_trigger	= "none",

		.default_state		= LEDS_GPIO_DEFSTATE_OFF,

	}

};



static struct gpio_led_platform_data pcf_gpio_led_info1 = {

	.leds		= pcf_gpio_leds1,

	.num_leds	= ARRAY_SIZE(pcf_gpio_leds1),

};



static struct platform_device pcf_leds1 = {

	.name	= "leds-gpio", /* GS_IA18-CB_board */

	.id	= 1,

	.dev	= {

		.platform_data	= &pcf_gpio_led_info1,

	}

};



/* PCF8574 0x22 GPIO - U1 on the GS_2G_OPT1-A_V0 board (Alarm) */

static struct gpio_led pcf_gpio_leds2[] = {

	{ /* bit 0 */

		.name			= "gpo:alarm_1",

		.gpio			= PCF_GPIO_ALARM1,

		.active_low		= 1,

		.default_trigger	= "none",

		.default_state		= LEDS_GPIO_DEFSTATE_OFF,

	},

	{ /* bit 1 */

		.name			= "gpo:alarm_2",

		.gpio			= PCF_GPIO_ALARM2,

		.active_low		= 1,

		.default_trigger	= "none",

		.default_state		= LEDS_GPIO_DEFSTATE_OFF,

	},

	{ /* bit 2 */

		.name			= "gpo:alarm_3",

		.gpio			= PCF_GPIO_ALARM3,

		.active_low		= 1,

		.default_trigger	= "none",

		.default_state		= LEDS_GPIO_DEFSTATE_OFF,

	},

	{ /* bit 3 */

		.name			= "gpo:alarm_4",

		.gpio			= PCF_GPIO_ALARM4,

		.active_low		= 1,

		.default_trigger	= "none",

		.default_state		= LEDS_GPIO_DEFSTATE_OFF,

	},

	/* bits 4, 5, 6 not used */

	{ /* bit 7 */

		.name			= "gpo:alarm_v_relay_on",

		.gpio			= PCF_GPIO_ALARM_V_RELAY_ON,

		.active_low		= 0,

		.default_trigger	= "none",

		.default_state		= LEDS_GPIO_DEFSTATE_OFF,

	},

};



static struct gpio_led_platform_data pcf_gpio_led_info2 = {

	.leds		= pcf_gpio_leds2,

	.num_leds	= ARRAY_SIZE(pcf_gpio_leds2),

};



static struct platform_device pcf_leds2 = {

	.name	= "leds-gpio",

	.id	= 2,

	.dev	= {

		.platform_data	= &pcf_gpio_led_info2,

	}

};



/* PCF8574 0x24 GPIO U1 on the GS_2G-OPT23-A_V0 board (Modem) */

static struct gpio_led pcf_gpio_leds3[] = {

	{ /* bit 0 */

		.name			= "gpo:modem_power",

		.gpio			= PCF_GPIO_MODEM_POWER,

		.active_low		= 1,

		.default_trigger	= "none",

		.default_state		= LEDS_GPIO_DEFSTATE_OFF,

	},

		/* bits 1 and 2 not used */

	{ /* bit 3 */

		.name			= "gpo:modem_reset",

		.gpio			= PCF_GPIO_MODEM_RESET,

		.active_low		= 1,

		.default_trigger	= "none",

		.default_state		= LEDS_GPIO_DEFSTATE_ON,

	},

		/* bits 4, 5 and 6 not used */

	{ /* bit 7 */

		.name			= "gpo:trx_reset",

		.gpio			= PCF_GPIO_TRX_RESET,

		.active_low		= 1,

		.default_trigger	= "none",

		.default_state		= LEDS_GPIO_DEFSTATE_ON,

	}

};



static struct gpio_led_platform_data pcf_gpio_led_info3 = {

	.leds		= pcf_gpio_leds3,

	.num_leds	= ARRAY_SIZE(pcf_gpio_leds3),

};



static struct platform_device pcf_leds3 = {

	.name	= "leds-gpio",

	.id	= 3,

	.dev	= {

		.platform_data	= &pcf_gpio_led_info3,

	}

};



static void __init gsia18s_pcf_leds_init(void)

{

	platform_device_register(&pcf_leds1);

	platform_device_register(&pcf_leds2);

	platform_device_register(&pcf_leds3);

}



/*

 * SPI busses.

 */

static struct spi_board_info gsia18s_spi_devices[] = {

	{ /* User accessible spi0, cs0 used for communication with MSP RTC */

		.modalias	= "spidev",

		.bus_num	= 0,

		.chip_select	= 0,

		.max_speed_hz	= 580000,

		.mode		= SPI_MODE_1,

	},

	{ /* User accessible spi1, cs0 used for communication with int. DSP */

		.modalias	= "spidev",

		.bus_num	= 1,

		.chip_select	= 0,

		.max_speed_hz	= 5600000,

		.mode		= SPI_MODE_0,

	},

	{ /* User accessible spi1, cs1 used for communication with ext. DSP */

		.modalias	= "spidev",

		.bus_num	= 1,

		.chip_select	= 1,

		.max_speed_hz	= 5600000,

		.mode		= SPI_MODE_0,

	},

	{ /* User accessible spi1, cs2 used for communication with ext. DSP */

		.modalias	= "spidev",

		.bus_num	= 1,

		.chip_select	= 2,

		.max_speed_hz	= 5600000,

		.mode		= SPI_MODE_0,

	},

	{ /* User accessible spi1, cs3 used for communication with ext. DSP */

		.modalias	= "spidev",

		.bus_num	= 1,

		.chip_select	= 3,

		.max_speed_hz	= 5600000,

		.mode		= SPI_MODE_0,

	}

};



/*

 * GPI Buttons

 */

static struct gpio_keys_button buttons[] = {

	{

		.gpio		= GPIO_TRIG_NET_IN,

		.code		= BTN_1,

		.desc		= "TRIG_NET_IN",

		.type		= EV_KEY,

		.active_low	= 0,

		.wakeup		= 1,

	},

	{ /* SW80 on the GS_IA18_S-MN board*/

		.gpio		= GPIO_CARD_UNMOUNT_0,

		.code		= BTN_2,

		.desc		= "Card umount 0",

		.type		= EV_KEY,

		.active_low	= 1,

		.wakeup		= 1,

	},

	{ /* SW79 on the GS_IA18_S-MN board*/

		.gpio		= GPIO_CARD_UNMOUNT_1,

		.code		= BTN_3,

		.desc		= "Card umount 1",

		.type		= EV_KEY,

		.active_low	= 1,

		.wakeup		= 1,

	},

	{ /* SW280 on the GS_IA18-CB board*/

		.gpio		= GPIO_KEY_POWER,

		.code		= KEY_POWER,

		.desc		= "Power Off Button",

		.type		= EV_KEY,

		.active_low	= 0,

		.wakeup		= 1,

	}

};



static struct gpio_keys_platform_data button_data = {

	.buttons	= buttons,

	.nbuttons	= ARRAY_SIZE(buttons),

};



static struct platform_device button_device = {

	.name		= "gpio-keys",

	.id		= -1,

	.num_resources	= 0,

	.dev		= {

		.platform_data	= &button_data,

	}

};



static void __init gsia18s_add_device_buttons(void)

{

	at91_set_gpio_input(GPIO_TRIG_NET_IN, 1);

	at91_set_deglitch(GPIO_TRIG_NET_IN, 1);

	at91_set_gpio_input(GPIO_CARD_UNMOUNT_0, 1);

	at91_set_deglitch(GPIO_CARD_UNMOUNT_0, 1);

	at91_set_gpio_input(GPIO_CARD_UNMOUNT_1, 1);

	at91_set_deglitch(GPIO_CARD_UNMOUNT_1, 1);

	at91_set_gpio_input(GPIO_KEY_POWER, 0);

	at91_set_deglitch(GPIO_KEY_POWER, 1);



	platform_device_register(&button_device);

}



/*

 * I2C

 */

static int pcf8574x_0x20_setup(struct i2c_client *client, int gpio,

				unsigned int ngpio, void *context)

{

	int status;



	status = gpio_request(gpio + PCF_GPIO_ETH_DETECT, "eth_det");

	if (status < 0) {

		pr_err("error: can't request GPIO%d\n",

			gpio + PCF_GPIO_ETH_DETECT);

		return status;

	}

	status = gpio_direction_input(gpio + PCF_GPIO_ETH_DETECT);

	if (status < 0) {

		pr_err("error: can't setup GPIO%d as input\n",

			gpio + PCF_GPIO_ETH_DETECT);

		return status;

	}

	status = gpio_export(gpio + PCF_GPIO_ETH_DETECT, false);

	if (status < 0) {

		pr_err("error: can't export GPIO%d\n",

			gpio + PCF_GPIO_ETH_DETECT);

		return status;

	}

	status = gpio_sysfs_set_active_low(gpio + PCF_GPIO_ETH_DETECT, 1);

	if (status < 0) {

		pr_err("error: gpio_sysfs_set active_low(GPIO%d, 1)\n",

			gpio + PCF_GPIO_ETH_DETECT);

		return status;

	}



	return 0;

}



static int pcf8574x_0x20_teardown(struct i2c_client *client, int gpio,

					unsigned ngpio, void *context)

{

	gpio_free(gpio + PCF_GPIO_ETH_DETECT);

	return 0;

}



static struct pcf857x_platform_data pcf20_pdata = {

	.gpio_base	= GS_IA18_S_PCF_GPIO_BASE0,

	.n_latch	= (1 << 4),

	.setup		= pcf8574x_0x20_setup,

	.teardown	= pcf8574x_0x20_teardown,

};



static struct pcf857x_platform_data pcf22_pdata = {

	.gpio_base	= GS_IA18_S_PCF_GPIO_BASE1,

};



static struct pcf857x_platform_data pcf24_pdata = {

	.gpio_base	= GS_IA18_S_PCF_GPIO_BASE2,

};



static struct i2c_board_info __initdata gsia18s_i2c_devices[] = {

	{ /* U1 on the GS_IA18-CB_V3 board */

		I2C_BOARD_INFO("pcf8574", 0x20),

		.platform_data = &pcf20_pdata,

	},

	{ /* U1 on the GS_2G_OPT1-A_V0 board (Alarm) */

		I2C_BOARD_INFO("pcf8574", 0x22),

		.platform_data = &pcf22_pdata,

	},

	{ /* U1 on the GS_2G-OPT23-A_V0 board (Modem) */

		I2C_BOARD_INFO("pcf8574", 0x24),

		.platform_data = &pcf24_pdata,

	},

	{ /* U161 on the GS_IA18_S-MN board */

		I2C_BOARD_INFO("24c1024", 0x50),

	},

	{ /* U162 on the GS_IA18_S-MN board */

		I2C_BOARD_INFO("24c01", 0x53),

	},

};



/*

 * Compact Flash

 */

static struct at91_cf_data __initdata gsia18s_cf1_data = {

	.irq_pin	= AT91_PIN_PA27,

	.det_pin	= AT91_PIN_PB30,

	.rst_pin	= AT91_PIN_PB31,

	.chipselect	= 5,

	.flags		= AT91_CF_TRUE_IDE,

};



/* Power Off by RTC */

static void gsia18s_power_off(void)

{

	pr_notice("Power supply will be switched off automatically now or after 60 seconds without ArmDAS.\n");

	at91_set_gpio_output(AT91_PIN_PA25, 1);

	/* Spin to death... */

	while (1)

		;

}



static int __init gsia18s_power_off_init(void)

{

	pm_power_off = gsia18s_power_off;

	return 0;

}



/* ---------------------------------------------------------------------------*/



static void __init gsia18s_board_init(void)

{

	stamp9g20_board_init();

	at91_add_device_usbh(&usbh_data);

	at91_add_device_udc(&udc_data);

	at91_add_device_eth(&macb_data);

	gsia18s_leds_init();

	gsia18s_pcf_leds_init();

	gsia18s_add_device_buttons();

	at91_add_device_i2c(gsia18s_i2c_devices,

				ARRAY_SIZE(gsia18s_i2c_devices));

	at91_add_device_cf(&gsia18s_cf1_data);

	at91_add_device_spi(gsia18s_spi_devices,

				ARRAY_SIZE(gsia18s_spi_devices));

	gsia18s_power_off_init();

}



MACHINE_START(GSIA18S, "GS_IA18_S")

	.boot_params	= AT91_SDRAM_BASE + 0x100,

	.timer		= &at91sam926x_timer,

	.map_io		= gsia18s_map_io,

	.init_irq	= init_irq,

	.init_machine	= gsia18s_board_init,

MACHINE_END

arch/arm/mach-at91/include/mach/gsia18s.h

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Original line number Diff line number Diff line 
/* Buttons */

#define GPIO_TRIG_NET_IN		AT91_PIN_PB21

#define GPIO_CARD_UNMOUNT_0		AT91_PIN_PB13

#define GPIO_CARD_UNMOUNT_1		AT91_PIN_PB12

#define GPIO_KEY_POWER			AT91_PIN_PA25



/* PCF8574 0x20 GPIO - U1 on the GS_IA18-CB_V3 board */

#define GS_IA18_S_PCF_GPIO_BASE0	NR_BUILTIN_GPIO

#define PCF_GPIO_HDC_POWER		(GS_IA18_S_PCF_GPIO_BASE0 + 0)

#define PCF_GPIO_WIFI_SETUP		(GS_IA18_S_PCF_GPIO_BASE0 + 1)

#define PCF_GPIO_WIFI_ENABLE		(GS_IA18_S_PCF_GPIO_BASE0 + 2)

#define PCF_GPIO_WIFI_RESET		(GS_IA18_S_PCF_GPIO_BASE0 + 3)

#define PCF_GPIO_ETH_DETECT		4 /* this is a GPI */

#define PCF_GPIO_GPS_SETUP		(GS_IA18_S_PCF_GPIO_BASE0 + 5)

#define PCF_GPIO_GPS_STANDBY		(GS_IA18_S_PCF_GPIO_BASE0 + 6)

#define PCF_GPIO_GPS_POWER		(GS_IA18_S_PCF_GPIO_BASE0 + 7)



/* PCF8574 0x22 GPIO - U1 on the GS_2G_OPT1-A_V0 board (Alarm) */

#define GS_IA18_S_PCF_GPIO_BASE1	(GS_IA18_S_PCF_GPIO_BASE0 + 8)

#define PCF_GPIO_ALARM1			(GS_IA18_S_PCF_GPIO_BASE1 + 0)

#define PCF_GPIO_ALARM2			(GS_IA18_S_PCF_GPIO_BASE1 + 1)

#define PCF_GPIO_ALARM3			(GS_IA18_S_PCF_GPIO_BASE1 + 2)

#define PCF_GPIO_ALARM4			(GS_IA18_S_PCF_GPIO_BASE1 + 3)

/* bits 4, 5, 6 not used */

#define PCF_GPIO_ALARM_V_RELAY_ON	(GS_IA18_S_PCF_GPIO_BASE1 + 7)



/* PCF8574 0x24 GPIO U1 on the GS_2G-OPT23-A_V0 board (Modem) */

#define GS_IA18_S_PCF_GPIO_BASE2	(GS_IA18_S_PCF_GPIO_BASE1 + 8)

#define PCF_GPIO_MODEM_POWER		(GS_IA18_S_PCF_GPIO_BASE2 + 0)

#define PCF_GPIO_MODEM_RESET		(GS_IA18_S_PCF_GPIO_BASE2 + 3)

/* bits 1, 2, 4, 5 not used */

#define PCF_GPIO_TRX_RESET		(GS_IA18_S_PCF_GPIO_BASE2 + 6)

/* bit 7 not used */

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