Merge branch 'devel-stable' of master.kernel.org:/home/rmk/linux-2.6-arm

* 'devel-stable' of master.kernel.org:/home/rmk/linux-2.6-arm: (161 commits)
  ARM: pxa: fix building issue of missing physmap.h
  ARM: mmp: PXA910 drive strength FAST using wrong value
  ARM: mmp: MMP2 drive strength FAST using wrong value
  ARM: pxa: fix recursive calls in pxa_low_gpio_chip
  AT91: Support for gsia18s board
  AT91: Acme Systems FOX Board G20 board files
  AT91: board-sam9m10g45ek.c: Remove duplicate inclusion of mach/hardware.h
  ARM: pxa: fix suspend/resume array index miscalculation
  ARM: pxa: use cpu_has_ipr() consistently in irq.c
  ARM: pxa: remove unused variable in clock-pxa3xx.c
  ARM: pxa: fix warning in zeus.c
  ARM: sa1111: fix typo in sa1111_retrigger_lowirq()
  ARM mxs: clkdev related compile fixes
  ARM i.MX mx31_3ds: Fix MC13783 regulator names
  ARM: plat-stmp3xxx: irq_data conversion.
  ARM: plat-spear: irq_data conversion.
  ARM: plat-orion: irq_data conversion.
  ARM: plat-omap: irq_data conversion.
  ARM: plat-nomadik: irq_data conversion.
  ARM: plat-mxc: irq_data conversion.
  ...

Fix up trivial conflict in arch/arm/plat-omap/gpio.c (Lennert
Buytenhek's irq_data conversion clashing with some omap irq updates)

8 files changed, 941 insertions, 36 deletions

diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index c015b68..1939023 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -362,6 +362,12 @@ config MACH_CPU9G20
 	  Select this if you are using a Eukrea Electromatique's
 	  CPU9G20 Board <http://www.eukrea.com/>
 
+config MACH_ACMENETUSFOXG20
+	bool "Acme Systems srl FOX Board G20"
+	help
+	  Select this if you are using Acme Systems
+	  FOX Board G20 <http://www.acmesystems.it>
+
 config MACH_PORTUXG20
 	bool "taskit PortuxG20"
 	help
@@ -381,6 +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)
diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile
index d13add7..a83835e 100644
--- a/arch/arm/mach-at91/Makefile
+++ b/arch/arm/mach-at91/Makefile
@@ -63,9 +63,11 @@ obj-$(CONFIG_MACH_AT91SAM9RLEK)	+= board-sam9rlek.o
 # AT91SAM9G20 board-specific support
 obj-$(CONFIG_MACH_AT91SAM9G20EK) += board-sam9g20ek.o
 obj-$(CONFIG_MACH_CPU9G20)	+= board-cpu9krea.o
+obj-$(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
diff --git a/arch/arm/mach-at91/board-foxg20.c b/arch/arm/mach-at91/board-foxg20.c
new file mode 100644
index 0000000..dfc7dfe
--- /dev/null
+++ b/arch/arm/mach-at91/board-foxg20.c
@@ -0,0 +1,274 @@
+/*
+ *  Copyright (C) 2005 SAN People
+ *  Copyright (C) 2008 Atmel
+ *  Copyright (C) 2010 Lee McLoughlin - lee@lmmrtech.com
+ *  Copyright (C) 2010 Sergio Tanzilli - tanzilli@acmesystems.it
+ *
+ * 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/at73c213.h>
+#include <linux/gpio.h>
+#include <linux/gpio_keys.h>
+#include <linux/input.h>
+#include <linux/clk.h>
+#include <linux/w1-gpio.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/at91sam9_smc.h>
+
+#include "sam9_smc.h"
+#include "generic.h"
+
+/*
+ * The FOX Board G20 hardware comes as the "Netus G20" board with
+ * just the cpu, ram, dataflash and two header connectors.
+ * This is plugged into the FOX Board which provides the ethernet,
+ * usb, rtc, leds, switch, ...
+ *
+ * For more info visit: http://www.acmesystems.it/foxg20
+ */
+
+
+static void __init foxg20_map_io(void)
+{
+	/* Initialize processor: 18.432 MHz crystal */
+	at91sam9260_initialize(18432000);
+
+	/* 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, RTS, CTS) */
+	at91_register_uart(AT91SAM9260_ID_US1, 2,
+		ATMEL_UART_CTS
+		| ATMEL_UART_RTS);
+
+	/* USART2 on ttyS3. (Rx & Tx only) */
+	at91_register_uart(AT91SAM9260_ID_US2, 3, 0);
+
+	/* USART3 on ttyS4. (Rx, Tx, RTS, CTS) */
+	at91_register_uart(AT91SAM9260_ID_US3, 4,
+		ATMEL_UART_CTS
+		| ATMEL_UART_RTS);
+
+	/* USART4 on ttyS5. (Rx & Tx only) */
+	at91_register_uart(AT91SAM9260_ID_US4, 5, 0);
+
+	/* USART5 on ttyS6. (Rx & Tx only) */
+	at91_register_uart(AT91SAM9260_ID_US5, 6, 0);
+
+	/* set serial console to ttyS0 (ie, DBGU) */
+	at91_set_serial_console(0);
+
+	/* Set the internal pull-up resistor on DRXD */
+	at91_set_A_periph(AT91_PIN_PB14, 1);
+
+}
+
+static void __init foxg20_init_irq(void)
+{
+	at91sam9260_init_interrupts(NULL);
+}
+
+
+/*
+ * USB Host port
+ */
+static struct at91_usbh_data __initdata foxg20_usbh_data = {
+	.ports		= 2,
+};
+
+/*
+ * USB Device port
+ */
+static struct at91_udc_data __initdata foxg20_udc_data = {
+	.vbus_pin	= AT91_PIN_PC6,
+	.pullup_pin	= 0,		/* pull-up driven by UDC */
+};
+
+
+/*
+ * SPI devices.
+ */
+static struct spi_board_info foxg20_spi_devices[] = {
+#if !defined(CONFIG_MMC_AT91)
+	{
+		.modalias	= "mtd_dataflash",
+		.chip_select	= 1,
+		.max_speed_hz	= 15 * 1000 * 1000,
+		.bus_num	= 0,
+	},
+#endif
+};
+
+
+/*
+ * MACB Ethernet device
+ */
+static struct at91_eth_data __initdata foxg20_macb_data = {
+	.phy_irq_pin	= AT91_PIN_PA7,
+	.is_rmii	= 1,
+};
+
+/*
+ * MCI (SD/MMC)
+ * det_pin, wp_pin and vcc_pin are not connected
+ */
+static struct at91_mmc_data __initdata foxg20_mmc_data = {
+	.slot_b		= 1,
+	.wire4		= 1,
+};
+
+
+/*
+ * LEDs
+ */
+static struct gpio_led foxg20_leds[] = {
+	{	/* user led, red */
+		.name			= "user_led",
+		.gpio			= AT91_PIN_PC7,
+		.active_low		= 0,
+		.default_trigger	= "heartbeat",
+	},
+};
+
+
+/*
+ * GPIO Buttons
+ */
+#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
+static struct gpio_keys_button foxg20_buttons[] = {
+	{
+		.gpio		= AT91_PIN_PC4,
+		.code		= BTN_1,
+		.desc		= "Button 1",
+		.active_low	= 1,
+		.wakeup		= 1,
+	},
+};
+
+static struct gpio_keys_platform_data foxg20_button_data = {
+	.buttons	= foxg20_buttons,
+	.nbuttons	= ARRAY_SIZE(foxg20_buttons),
+};
+
+static struct platform_device foxg20_button_device = {
+	.name		= "gpio-keys",
+	.id		= -1,
+	.num_resources	= 0,
+	.dev		= {
+		.platform_data	= &foxg20_button_data,
+	}
+};
+
+static void __init foxg20_add_device_buttons(void)
+{
+	at91_set_gpio_input(AT91_PIN_PC4, 1);	/* btn1 */
+	at91_set_deglitch(AT91_PIN_PC4, 1);
+
+	platform_device_register(&foxg20_button_device);
+}
+#else
+static void __init foxg20_add_device_buttons(void) {}
+#endif
+
+
+#if defined(CONFIG_W1_MASTER_GPIO) || defined(CONFIG_W1_MASTER_GPIO_MODULE)
+static struct w1_gpio_platform_data w1_gpio_pdata = {
+	/* If you choose to use a pin other than PB16 it needs to be 3.3V */
+	.pin		= AT91_PIN_PB16,
+	.is_open_drain  = 1,
+};
+
+static struct platform_device w1_device = {
+	.name			= "w1-gpio",
+	.id			= -1,
+	.dev.platform_data	= &w1_gpio_pdata,
+};
+
+static void __init at91_add_device_w1(void)
+{
+	at91_set_GPIO_periph(w1_gpio_pdata.pin, 1);
+	at91_set_multi_drive(w1_gpio_pdata.pin, 1);
+	platform_device_register(&w1_device);
+}
+
+#endif
+
+
+static struct i2c_board_info __initdata foxg20_i2c_devices[] = {
+	{
+		I2C_BOARD_INFO("24c512", 0x50),
+	},
+};
+
+
+static void __init foxg20_board_init(void)
+{
+	/* Serial */
+	at91_add_device_serial();
+	/* USB Host */
+	at91_add_device_usbh(&foxg20_usbh_data);
+	/* USB Device */
+	at91_add_device_udc(&foxg20_udc_data);
+	/* SPI */
+	at91_add_device_spi(foxg20_spi_devices, ARRAY_SIZE(foxg20_spi_devices));
+	/* Ethernet */
+	at91_add_device_eth(&foxg20_macb_data);
+	/* MMC */
+	at91_add_device_mmc(0, &foxg20_mmc_data);
+	/* I2C */
+	at91_add_device_i2c(foxg20_i2c_devices, ARRAY_SIZE(foxg20_i2c_devices));
+	/* LEDs */
+	at91_gpio_leds(foxg20_leds, ARRAY_SIZE(foxg20_leds));
+	/* Push Buttons */
+	foxg20_add_device_buttons();
+#if defined(CONFIG_W1_MASTER_GPIO) || defined(CONFIG_W1_MASTER_GPIO_MODULE)
+	at91_add_device_w1();
+#endif
+}
+
+MACHINE_START(ACMENETUSFOXG20, "Acme Systems srl FOX Board G20")
+	/* Maintainer: Sergio Tanzilli */
+	.boot_params	= AT91_SDRAM_BASE + 0x100,
+	.timer		= &at91sam926x_timer,
+	.map_io		= foxg20_map_io,
+	.init_irq	= foxg20_init_irq,
+	.init_machine	= foxg20_board_init,
+MACHINE_END
diff --git a/arch/arm/mach-at91/board-gsia18s.c b/arch/arm/mach-at91/board-gsia18s.c
new file mode 100644
index 0000000..bc28136
--- /dev/null
+++ b/arch/arm/mach-at91/board-gsia18s.c
@@ -0,0 +1,584 @@
+/*
+ *  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
diff --git a/arch/arm/mach-at91/board-sam9m10g45ek.c b/arch/arm/mach-at91/board-sam9m10g45ek.c
index 86ff4b5..6c999db 100644
--- a/arch/arm/mach-at91/board-sam9m10g45ek.c
+++ b/arch/arm/mach-at91/board-sam9m10g45ek.c
@@ -37,7 +37,6 @@
 #include <asm/mach/map.h>
 #include <asm/mach/irq.h>
 
-#include <mach/hardware.h>
 #include <mach/board.h>
 #include <mach/gpio.h>
 #include <mach/at91sam9_smc.h>
diff --git a/arch/arm/mach-at91/gpio.c b/arch/arm/mach-at91/gpio.c
index ae4772e..af818a2 100644
--- a/arch/arm/mach-at91/gpio.c
+++ b/arch/arm/mach-at91/gpio.c
@@ -274,10 +274,10 @@ EXPORT_SYMBOL(at91_get_gpio_value);
 static u32 wakeups[MAX_GPIO_BANKS];
 static u32 backups[MAX_GPIO_BANKS];
 
-static int gpio_irq_set_wake(unsigned pin, unsigned state)
+static int gpio_irq_set_wake(struct irq_data *d, unsigned state)
 {
-	unsigned	mask = pin_to_mask(pin);
-	unsigned	bank = (pin - PIN_BASE) / 32;
+	unsigned	mask = pin_to_mask(d->irq);
+	unsigned	bank = (d->irq - PIN_BASE) / 32;
 
 	if (unlikely(bank >= MAX_GPIO_BANKS))
 		return -EINVAL;
@@ -344,25 +344,25 @@ void at91_gpio_resume(void)
  * IRQ0..IRQ6 should be configurable, e.g. level vs edge triggering.
  */
 
-static void gpio_irq_mask(unsigned pin)
+static void gpio_irq_mask(struct irq_data *d)
 {
-	void __iomem	*pio = pin_to_controller(pin);
-	unsigned	mask = pin_to_mask(pin);
+	void __iomem	*pio = pin_to_controller(d->irq);
+	unsigned	mask = pin_to_mask(d->irq);
 
 	if (pio)
 		__raw_writel(mask, pio + PIO_IDR);
 }
 
-static void gpio_irq_unmask(unsigned pin)
+static void gpio_irq_unmask(struct irq_data *d)
 {
-	void __iomem	*pio = pin_to_controller(pin);
-	unsigned	mask = pin_to_mask(pin);
+	void __iomem	*pio = pin_to_controller(d->irq);
+	unsigned	mask = pin_to_mask(d->irq);
 
 	if (pio)
 		__raw_writel(mask, pio + PIO_IER);
 }
 
-static int gpio_irq_type(unsigned pin, unsigned type)
+static int gpio_irq_type(struct irq_data *d, unsigned type)
 {
 	switch (type) {
 	case IRQ_TYPE_NONE:
@@ -375,10 +375,10 @@ static int gpio_irq_type(unsigned pin, unsigned type)
 
 static struct irq_chip gpio_irqchip = {
 	.name		= "GPIO",
-	.mask		= gpio_irq_mask,
-	.unmask		= gpio_irq_unmask,
-	.set_type	= gpio_irq_type,
-	.set_wake	= gpio_irq_set_wake,
+	.irq_mask	= gpio_irq_mask,
+	.irq_unmask	= gpio_irq_unmask,
+	.irq_set_type	= gpio_irq_type,
+	.irq_set_wake	= gpio_irq_set_wake,
 };
 
 static void gpio_irq_handler(unsigned irq, struct irq_desc *desc)
@@ -393,7 +393,7 @@ static void gpio_irq_handler(unsigned irq, struct irq_desc *desc)
 	pio = at91_gpio->regbase;
 
 	/* temporarily mask (level sensitive) parent IRQ */
-	desc->chip->ack(irq);
+	desc->irq_data.chip->irq_ack(&desc->irq_data);
 	for (;;) {
 		/* Reading ISR acks pending (edge triggered) GPIO interrupts.
 		 * When there none are pending, we're finished unless we need
@@ -419,7 +419,7 @@ static void gpio_irq_handler(unsigned irq, struct irq_desc *desc)
 					 * another IRQ must be generated before it actually gets
 					 * here to be disabled on the GPIO controller.
 					 */
-					gpio_irq_mask(pin);
+					gpio_irq_mask(irq_get_irq_data(pin));
 				}
 				else
 					generic_handle_irq(pin);
@@ -429,7 +429,7 @@ static void gpio_irq_handler(unsigned irq, struct irq_desc *desc)
 			isr >>= 1;
 		}
 	}
-	desc->chip->unmask(irq);
+	desc->irq_data.chip->irq_unmask(&desc->irq_data);
 	/* now it may re-trigger */
 }
 
diff --git a/arch/arm/mach-at91/include/mach/gsia18s.h b/arch/arm/mach-at91/include/mach/gsia18s.h
new file mode 100644
index 0000000..307c194
--- /dev/null
+++ b/arch/arm/mach-at91/include/mach/gsia18s.h
@@ -0,0 +1,33 @@
+/* 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 */
diff --git a/arch/arm/mach-at91/irq.c b/arch/arm/mach-at91/irq.c
index da3494a..b56d6b3 100644
--- a/arch/arm/mach-at91/irq.c
+++ b/arch/arm/mach-at91/irq.c
@@ -34,23 +34,23 @@
 #include <asm/mach/map.h>
 
 
-static void at91_aic_mask_irq(unsigned int irq)
+static void at91_aic_mask_irq(struct irq_data *d)
 {
 	/* Disable interrupt on AIC */
-	at91_sys_write(AT91_AIC_IDCR, 1 << irq);
+	at91_sys_write(AT91_AIC_IDCR, 1 << d->irq);
 }
 
-static void at91_aic_unmask_irq(unsigned int irq)
+static void at91_aic_unmask_irq(struct irq_data *d)
 {
 	/* Enable interrupt on AIC */
-	at91_sys_write(AT91_AIC_IECR, 1 << irq);
+	at91_sys_write(AT91_AIC_IECR, 1 << d->irq);
 }
 
 unsigned int at91_extern_irq;
 
 #define is_extern_irq(irq) ((1 << (irq)) & at91_extern_irq)
 
-static int at91_aic_set_type(unsigned irq, unsigned type)
+static int at91_aic_set_type(struct irq_data *d, unsigned type)
 {
 	unsigned int smr, srctype;
 
@@ -62,13 +62,13 @@ static int at91_aic_set_type(unsigned irq, unsigned type)
 		srctype = AT91_AIC_SRCTYPE_RISING;
 		break;
 	case IRQ_TYPE_LEVEL_LOW:
-		if ((irq == AT91_ID_FIQ) || is_extern_irq(irq))		/* only supported on external interrupts */
+		if ((d->irq == AT91_ID_FIQ) || is_extern_irq(d->irq))		/* only supported on external interrupts */
 			srctype = AT91_AIC_SRCTYPE_LOW;
 		else
 			return -EINVAL;
 		break;
 	case IRQ_TYPE_EDGE_FALLING:
-		if ((irq == AT91_ID_FIQ) || is_extern_irq(irq))		/* only supported on external interrupts */
+		if ((d->irq == AT91_ID_FIQ) || is_extern_irq(d->irq))		/* only supported on external interrupts */
 			srctype = AT91_AIC_SRCTYPE_FALLING;
 		else
 			return -EINVAL;
@@ -77,8 +77,8 @@ static int at91_aic_set_type(unsigned irq, unsigned type)
 		return -EINVAL;
 	}
 
-	smr = at91_sys_read(AT91_AIC_SMR(irq)) & ~AT91_AIC_SRCTYPE;
-	at91_sys_write(AT91_AIC_SMR(irq), smr | srctype);
+	smr = at91_sys_read(AT91_AIC_SMR(d->irq)) & ~AT91_AIC_SRCTYPE;
+	at91_sys_write(AT91_AIC_SMR(d->irq), smr | srctype);
 	return 0;
 }
 
@@ -87,15 +87,15 @@ static int at91_aic_set_type(unsigned irq, unsigned type)
 static u32 wakeups;
 static u32 backups;
 
-static int at91_aic_set_wake(unsigned irq, unsigned value)
+static int at91_aic_set_wake(struct irq_data *d, unsigned value)
 {
-	if (unlikely(irq >= 32))
+	if (unlikely(d->irq >= 32))
 		return -EINVAL;
 
 	if (value)
-		wakeups |= (1 << irq);
+		wakeups |= (1 << d->irq);
 	else
-		wakeups &= ~(1 << irq);
+		wakeups &= ~(1 << d->irq);
 
 	return 0;
 }
@@ -119,11 +119,11 @@ void at91_irq_resume(void)
 
 static struct irq_chip at91_aic_chip = {
 	.name		= "AIC",
-	.ack		= at91_aic_mask_irq,
-	.mask		= at91_aic_mask_irq,
-	.unmask		= at91_aic_unmask_irq,
-	.set_type	= at91_aic_set_type,
-	.set_wake	= at91_aic_set_wake,
+	.irq_ack	= at91_aic_mask_irq,
+	.irq_mask	= at91_aic_mask_irq,
+	.irq_unmask	= at91_aic_unmask_irq,
+	.irq_set_type	= at91_aic_set_type,
+	.irq_set_wake	= at91_aic_set_wake,
 };
 
 /*