AT91: Acme Systems FOX Board G20 board files
authorSergio Tanzilli <tanzilli@acmesystems.it>
Thu, 14 Oct 2010 00:06:26 +0000 (02:06 +0200)
committerNicolas Ferre <nicolas.ferre@atmel.com>
Fri, 14 Jan 2011 18:48:41 +0000 (19:48 +0100)
Signed-off-by: Sergio Tanzilli <tanzilli@acmesystems.it>
[nicolas.ferre@atmel.com: whitespace fixes, change machine name]
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
arch/arm/mach-at91/Kconfig
arch/arm/mach-at91/Makefile
arch/arm/mach-at91/board-foxg20.c [new file with mode: 0644]

index c015b684b4fe5c311d7e5bbecb20fd3c9aae7b91..06fb66d53203c609d4cb40811c54ad7c972e5595 100644 (file)
@@ -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
index d13add71f72accab27ae6abade209d8fad2259f9..5ef548ee58b4229c025c689ce811dc603198ebea 100644 (file)
@@ -63,6 +63,7 @@ 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
diff --git a/arch/arm/mach-at91/board-foxg20.c b/arch/arm/mach-at91/board-foxg20.c
new file mode 100644 (file)
index 0000000..dfc7dfe
--- /dev/null
@@ -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