From 49978db4f39950cdaaf967e1aad4a324bdc2e180 Mon Sep 17 00:00:00 2001 From: Andrew Victor Date: Tue, 10 Jan 2006 16:59:29 +0000 Subject: [ARM] 3247/1: AT91RM9200 support for 2.6 (Cogent CSB337 & CSB637 boards) (Patch #3244) 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 the Cogent CSB337 and CSB637 boards. Signed-off-by: Andrew Victor Signed-off-by: Russell King --- arch/arm/mach-at91rm9200/board-csb637.c | 116 ++++++++++++++++++++++++++++++++ 1 file changed, 116 insertions(+) create mode 100644 arch/arm/mach-at91rm9200/board-csb637.c (limited to 'arch/arm/mach-at91rm9200/board-csb637.c') diff --git a/arch/arm/mach-at91rm9200/board-csb637.c b/arch/arm/mach-at91rm9200/board-csb637.c new file mode 100644 index 000000000000..23e4cc21481a --- /dev/null +++ b/arch/arm/mach-at91rm9200/board-csb637.c @@ -0,0 +1,116 @@ +/* + * linux/arch/arm/mach-at91rm9200/board-csb637.c + * + * Copyright (C) 2005 SAN People + * + * 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 +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +#include +#include +#include + +#include +#include +#include + +#include "generic.h" + +static void __init csb637_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 CSB637_UART_MAP { 4, 1, -1, -1, -1 } /* ttyS0, ..., ttyS4 */ +#define CSB637_SERIAL_CONSOLE 0 /* ttyS0 */ + +static void __init csb637_map_io(void) +{ + int serial[AT91_NR_UART] = CSB637_UART_MAP; + int i; + + at91rm9200_map_io(); + + /* Initialize clocks: 3.6864 MHz crystal */ + at91_clock_init(3686400); + +#ifdef CONFIG_SERIAL_AT91 + at91_console_port = CSB637_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 csb637_eth_data = { + .phy_irq_pin = AT91_PIN_PC0, + .is_rmii = 0, +}; + +static struct at91_usbh_data __initdata csb637_usbh_data = { + .ports = 2, +}; + +static struct at91_udc_data __initdata csb637_udc_data = { + .vbus_pin = AT91_PIN_PB28, + .pullup_pin = AT91_PIN_PB1, +}; + +static void __init csb637_board_init(void) +{ + /* Ethernet */ + at91_add_device_eth(&csb637_eth_data); + /* USB Host */ + at91_add_device_usbh(&csb637_usbh_data); + /* USB Device */ + at91_add_device_udc(&csb637_udc_data); +} + +MACHINE_START(CSB637, "Cogent CSB637") + /* Maintainer: Bill Gatliff */ + .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 = csb637_map_io, + .init_irq = csb637_init_irq, + .init_machine = csb637_board_init, +MACHINE_END -- cgit v1.2.2