[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 bf0d96272e3a..e238ad8cfd8f 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 05de6cdc88f1..a412ae18a421 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 000000000000..49cfe7ab4a85
--- /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