[ARM] 4300/1: Add picotux 200 ARM board

Add the picotux 200 ARM board:
 - Enable its machine type in the filter in head.S
 - Add configuration option
 - Add board initialisation
 - Add default configuration

Signed-off-by: Simon Richter <Simon.Richter@kleinhenz.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

3 files changed, 174 insertions, 0 deletions

diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index bf0d962..e238ad8 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -81,6 +81,13 @@ config MACH_KB9200
 	  Select this if you are using KwikByte's KB920x board.
 	  <http://kwikbyte.com/KB9202_description_new.htm>
 
+config MACH_PICOTUX2XX
+	bool "picotux 200"
+	depends on ARCH_AT91RM9200
+	help
+	  Select this if you are using a picotux 200.
+	  <http://www.picotux.com/>
+
 config MACH_KAFA
 	bool "Sperry-Sun KAFA board"
 	depends on ARCH_AT91RM9200
diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile
index 05de6cd..a412ae1 100644
--- a/arch/arm/mach-at91/Makefile
+++ b/arch/arm/mach-at91/Makefile
@@ -25,6 +25,7 @@ obj-$(CONFIG_MACH_CARMEVA)	+= board-carmeva.o
 obj-$(CONFIG_MACH_KB9200)	+= board-kb9202.o
 obj-$(CONFIG_MACH_ATEB9200)	+= board-eb9200.o
 obj-$(CONFIG_MACH_KAFA)		+= board-kafa.o
+obj-$(CONFIG_MACH_PICOTUX2XX)	+= board-picotux200.o
 
 # AT91SAM9260 board-specific support
 obj-$(CONFIG_MACH_AT91SAM9260EK) += board-sam9260ek.o
diff --git a/arch/arm/mach-at91/board-picotux200.c b/arch/arm/mach-at91/board-picotux200.c
new file mode 100644
index 0000000..49cfe7a
--- /dev/null
+++ b/arch/arm/mach-at91/board-picotux200.c
@@ -0,0 +1,166 @@
+/*
+ * linux/arch/arm/mach-at91/board-picotux200.c
+ *
+ *  Copyright (C) 2005 SAN People
+ *  Copyright (C) 2007 Kleinhenz Elektronik 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
+ */
+
+#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/mtd/physmap.h>
+
+#include <asm/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 <asm/arch/board.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/at91rm9200_mc.h>
+
+#include "generic.h"
+
+
+/*
+ * Serial port configuration.
+ *    0 .. 3 = USART0 .. USART3
+ *    4      = DBGU
+ */
+static struct at91_uart_config __initdata picotux200_uart_config = {
+	.console_tty	= 0,				/* ttyS0 */
+	.nr_tty		= 2,
+	.tty_map	= { 4, 1, -1, -1, -1 }		/* ttyS0, ..., ttyS4 */
+};
+
+static void __init picotux200_map_io(void)
+{
+	/* Initialize processor: 18.432 MHz crystal */
+	at91rm9200_initialize(18432000, AT91RM9200_BGA);
+
+	/* Setup the serial ports and console */
+	at91_init_serial(&picotux200_uart_config);
+}
+
+static void __init picotux200_init_irq(void)
+{
+	at91rm9200_init_interrupts(NULL);
+}
+
+static struct at91_eth_data __initdata picotux200_eth_data = {
+	.phy_irq_pin	= AT91_PIN_PC4,
+	.is_rmii	= 1,
+};
+
+static struct at91_usbh_data __initdata picotux200_usbh_data = {
+	.ports		= 1,
+};
+
+// static struct at91_udc_data __initdata picotux200_udc_data = {
+// 	.vbus_pin	= AT91_PIN_PD4,
+// 	.pullup_pin	= AT91_PIN_PD5,
+// };
+
+static struct at91_mmc_data __initdata picotux200_mmc_data = {
+	.det_pin	= AT91_PIN_PB27,
+	.slot_b		= 0,
+	.wire4		= 1,
+	.wp_pin		= AT91_PIN_PA17,
+};
+
+// static struct spi_board_info picotux200_spi_devices[] = {
+// 	{	/* DataFlash chip */
+// 		.modalias	= "mtd_dataflash",
+// 		.chip_select	= 0,
+// 		.max_speed_hz	= 15 * 1000 * 1000,
+// 	},
+// #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
+// 	{	/* DataFlash card */
+// 		.modalias	= "mtd_dataflash",
+// 		.chip_select	= 3,
+// 		.max_speed_hz	= 15 * 1000 * 1000,
+// 	},
+// #endif
+// };
+
+#define PICOTUX200_FLASH_BASE	AT91_CHIPSELECT_0
+#define PICOTUX200_FLASH_SIZE	0x400000
+
+static struct physmap_flash_data picotux200_flash_data = {
+	.width	= 2,
+};
+
+static struct resource picotux200_flash_resource = {
+	.start		= PICOTUX200_FLASH_BASE,
+	.end		= PICOTUX200_FLASH_BASE + PICOTUX200_FLASH_SIZE - 1,
+	.flags		= IORESOURCE_MEM,
+};
+
+static struct platform_device picotux200_flash = {
+	.name		= "physmap-flash",
+	.id		= 0,
+	.dev		= {
+				.platform_data	= &picotux200_flash_data,
+			},
+	.resource	= &picotux200_flash_resource,
+	.num_resources	= 1,
+};
+
+static void __init picotux200_board_init(void)
+{
+	/* Serial */
+	at91_add_device_serial();
+	/* Ethernet */
+	at91_add_device_eth(&picotux200_eth_data);
+	/* USB Host */
+	at91_add_device_usbh(&picotux200_usbh_data);
+	/* USB Device */
+	// at91_add_device_udc(&picotux200_udc_data);
+	// at91_set_multi_drive(picotux200_udc_data.pullup_pin, 1);	/* pullup_pin is connected to reset */
+	/* I2C */
+	at91_add_device_i2c();
+	/* SPI */
+	// at91_add_device_spi(picotux200_spi_devices, ARRAY_SIZE(picotux200_spi_devices));
+#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
+	/* DataFlash card */
+	at91_set_gpio_output(AT91_PIN_PB22, 0);
+#else
+	/* MMC */
+	at91_set_gpio_output(AT91_PIN_PB22, 1);	/* this MMC card slot can optionally use SPI signaling (CS3). */
+	at91_add_device_mmc(0, &picotux200_mmc_data);
+#endif
+	/* NOR Flash */
+	platform_device_register(&picotux200_flash);
+}
+
+MACHINE_START(PICOTUX2XX, "picotux 200")
+	/* Maintainer: Kleinhenz Elektronik GmbH */
+	.phys_io	= AT91_BASE_SYS,
+	.io_pg_offst	= (AT91_VA_BASE_SYS >> 18) & 0xfffc,
+	.boot_params	= AT91_SDRAM_BASE + 0x100,
+	.timer		= &at91rm9200_timer,
+	.map_io		= picotux200_map_io,
+	.init_irq	= picotux200_init_irq,
+	.init_machine	= picotux200_board_init,
+MACHINE_END