[ARM] 3243/2: AT91RM9200 support for 2.6 (Atmel DK & EK boards)

Patch from Andrew Victor

This patch adds support to the 2.6 kernel series for the Atmel
AT91RM9200 processor.

This patch is the support for Atmel's DK and EK boards.

Signed-off-by: Andrew Victor <andrew@sanpeople.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 131 insertions, 0 deletions

diff --git a/arch/arm/mach-at91rm9200/board-ek.c b/arch/arm/mach-at91rm9200/board-ek.c
new file mode 100644
index 000000000000..d140645711be
--- /dev/null
+++ b/arch/arm/mach-at91rm9200/board-ek.c
@@ -0,0 +1,131 @@
+/*
+ * linux/arch/arm/mach-at91rm9200/board-ek.c
+ *
+ *  Copyright (C) 2005 SAN People
+ *
+ *  Epson S1D framebuffer glue code is:
+ *     Copyright (C) 2005 Thibaut VARENE <varenet@parisc-linux.org>
+ *
+ * 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/config.h>
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <linux/module.h>
+#include <linux/platform_device.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/hardware.h>
+#include <asm/mach/serial_at91rm9200.h>
+#include <asm/arch/board.h>
+
+#include "generic.h"
+
+static void __init ek_init_irq(void)
+{
+        /* Initialize AIC controller */
+        at91rm9200_init_irq(NULL);
+
+        /* Set up the GPIO interrupts */
+        at91_gpio_irq_setup(BGA_GPIO_BANKS);
+}
+
+/*
+ * Serial port configuration.
+ *    0 .. 3 = USART0 .. USART3
+ *    4      = DBGU
+ */
+#define EK_UART_MAP             { 4, 1, -1, -1, -1 }    /* ttyS0, ..., ttyS4 */
+#define EK_SERIAL_CONSOLE       0                       /* ttyS0 */
+
+static void __init ek_map_io(void)
+{
+        int serial[AT91_NR_UART] = EK_UART_MAP;
+        int i;
+
+        at91rm9200_map_io();
+
+        /* Initialize clocks: 18.432 MHz crystal */
+        at91_clock_init(18432000);
+
+#ifdef CONFIG_SERIAL_AT91
+        at91_console_port = EK_SERIAL_CONSOLE;
+        memcpy(at91_serial_map, serial, sizeof(serial));
+
+        /* Register UARTs */
+        for (i = 0; i < AT91_NR_UART; i++) {
+                if (serial[i] >= 0)
+                        at91_register_uart(i, serial[i]);
+        }
+#endif
+}
+
+static struct at91_eth_data __initdata ek_eth_data = {
+        .phy_irq_pin    = AT91_PIN_PC4,
+        .is_rmii        = 1,
+};
+
+static struct at91_usbh_data __initdata ek_usbh_data = {
+        .ports          = 2,
+};
+
+static struct at91_udc_data __initdata ek_udc_data = {
+        .vbus_pin       = AT91_PIN_PD4,
+        .pullup_pin     = AT91_PIN_PD5,
+};
+
+static struct at91_mmc_data __initdata ek_mmc_data = {
+        .det_pin        = AT91_PIN_PB27,
+        .is_b           = 0,
+        .wire4          = 1,
+        .wp_pin         = AT91_PIN_PA17,
+};
+
+static void __init ek_board_init(void)
+{
+        /* Ethernet */
+        at91_add_device_eth(&ek_eth_data);
+        /* USB Host */
+        at91_add_device_usbh(&ek_usbh_data);
+        /* USB Device */
+        at91_add_device_udc(&ek_udc_data);
+        /* MMC */
+        at91_set_gpio_output(AT91_PIN_PB22, 1); /* this MMC card slot can optionally use SPI signaling (CS3). default: MMC */
+        at91_add_device_mmc(&ek_mmc_data);
+        /* VGA */
+//      ek_add_device_video();
+}
+
+MACHINE_START(AT91RM9200EK, "Atmel AT91RM9200-EK")
+        /* Maintainer: SAN People/Atmel */
+        .phys_ram       = AT91_SDRAM_BASE,
+        .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         = ek_map_io,
+        .init_irq       = ek_init_irq,
+        .init_machine   = ek_board_init,
+MACHINE_END