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提交 c76d292d 编写于 作者: R Russell King
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Merge branch 'for_rmk' of git://github.com/at91linux/linux-2.6-at91 into devel-stable

上级 0a831cec fcdc2ea7
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arch/arm/mach-at91/Kconfig
浏览文件 @ c76d292d
......@@ -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)
......
arch/arm/mach-at91/Makefile
浏览文件 @ c76d292d
......@@ -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
......
arch/arm/mach-at91/board-foxg20.c 0 → 100644
浏览文件 @ c76d292d
/*
* 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
arch/arm/mach-at91/board-gsia18s.c 0 → 100644
浏览文件 @ c76d292d
/*
* 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/board-sam9m10g45ek.c
浏览文件 @ c76d292d
......@@ -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>
......
arch/arm/mach-at91/include/mach/gsia18s.h 0 → 100644
浏览文件 @ c76d292d
/* 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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