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[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>
This commit is contained in:
Andrew Victor
committed by
Russell King
Russell King
parent
1e6c9c2878
commit
f0a13854be
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@@ -8,8 +8,8 @@ obj-n :=
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obj- :=
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# Board-specific support
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#obj-$(CONFIG_ARCH_AT91RM9200DK) += board-dk.o
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#obj-$(CONFIG_MACH_AT91RM9200EK) += board-ek.o
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obj-$(CONFIG_ARCH_AT91RM9200DK) += board-dk.o
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obj-$(CONFIG_MACH_AT91RM9200EK) += board-ek.o
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#obj-$(CONFIG_MACH_CSB337) += board-csb337.o
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#obj-$(CONFIG_MACH_CSB637) += board-csb637.o
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#obj-$(CONFIG_MACH_CARMEVA) += board-carmeva.o
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@@ -0,0 +1,138 @@
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/*
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* linux/arch/arm/mach-at91rm9200/board-dk.c
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*
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* Copyright (C) 2005 SAN People
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*
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* Epson S1D framebuffer glue code is:
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* Copyright (C) 2005 Thibaut VARENE <varenet@parisc-linux.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <linux/config.h>
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#include <linux/types.h>
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#include <linux/init.h>
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#include <linux/mm.h>
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include <asm/hardware.h>
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#include <asm/setup.h>
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#include <asm/mach-types.h>
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#include <asm/irq.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <asm/mach/irq.h>
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#include <asm/arch/hardware.h>
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#include <asm/mach/serial_at91rm9200.h>
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#include <asm/arch/board.h>
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#include "generic.h"
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static void __init dk_init_irq(void)
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{
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/* Initialize AIC controller */
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at91rm9200_init_irq(NULL);
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/* Set up the GPIO interrupts */
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at91_gpio_irq_setup(BGA_GPIO_BANKS);
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}
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/*
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* Serial port configuration.
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* 0 .. 3 = USART0 .. USART3
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* 4 = DBGU
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*/
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#define DK_UART_MAP { 4, 1, -1, -1, -1 } /* ttyS0, ..., ttyS4 */
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#define DK_SERIAL_CONSOLE 0 /* ttyS0 */
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static void __init dk_map_io(void)
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{
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int serial[AT91_NR_UART] = DK_UART_MAP;
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int i;
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at91rm9200_map_io();
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/* Initialize clocks: 18.432 MHz crystal */
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at91_clock_init(18432000);
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#ifdef CONFIG_SERIAL_AT91
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at91_console_port = DK_SERIAL_CONSOLE;
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memcpy(at91_serial_map, serial, sizeof(serial));
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/* Register UARTs */
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for (i = 0; i < AT91_NR_UART; i++) {
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if (at91_serial_map[i] >= 0)
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at91_register_uart(i, at91_serial_map[i]);
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}
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#endif
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}
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static struct at91_eth_data __initdata dk_eth_data = {
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.phy_irq_pin = AT91_PIN_PC4,
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.is_rmii = 1,
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};
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static struct at91_usbh_data __initdata dk_usbh_data = {
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.ports = 2,
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};
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static struct at91_udc_data __initdata dk_udc_data = {
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.vbus_pin = AT91_PIN_PD4,
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.pullup_pin = AT91_PIN_PD5,
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};
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static struct at91_cf_data __initdata dk_cf_data = {
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.det_pin = AT91_PIN_PB0,
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.rst_pin = AT91_PIN_PC5,
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// .irq_pin = ... not connected
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// .vcc_pin = ... always powered
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};
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static struct at91_mmc_data __initdata dk_mmc_data = {
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.is_b = 0,
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.wire4 = 1,
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};
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static void __init dk_board_init(void)
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{
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/* Ethernet */
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at91_add_device_eth(&dk_eth_data);
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/* USB Host */
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at91_add_device_usbh(&dk_usbh_data);
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/* USB Device */
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at91_add_device_udc(&dk_udc_data);
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/* Compact Flash */
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at91_add_device_cf(&dk_cf_data);
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/* MMC */
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at91_set_gpio_output(AT91_PIN_PB7, 1); /* this MMC card slot can optionally use SPI signaling (CS3). default: MMC */
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at91_add_device_mmc(&dk_mmc_data);
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/* VGA */
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// dk_add_device_video();
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}
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MACHINE_START(AT91RM9200DK, "Atmel AT91RM9200-DK")
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/* Maintainer: SAN People/Atmel */
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.phys_ram = AT91_SDRAM_BASE,
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.phys_io = AT91_BASE_SYS,
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.io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
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.boot_params = AT91_SDRAM_BASE + 0x100,
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.timer = &at91rm9200_timer,
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.map_io = dk_map_io,
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.init_irq = dk_init_irq,
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.init_machine = dk_board_init,
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MACHINE_END
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@@ -0,0 +1,131 @@
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/*
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* linux/arch/arm/mach-at91rm9200/board-ek.c
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*
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* Copyright (C) 2005 SAN People
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*
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* Epson S1D framebuffer glue code is:
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* Copyright (C) 2005 Thibaut VARENE <varenet@parisc-linux.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <linux/config.h>
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#include <linux/types.h>
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#include <linux/init.h>
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#include <linux/mm.h>
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include <asm/hardware.h>
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#include <asm/setup.h>
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#include <asm/mach-types.h>
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#include <asm/irq.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <asm/mach/irq.h>
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#include <asm/arch/hardware.h>
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#include <asm/mach/serial_at91rm9200.h>
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#include <asm/arch/board.h>
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#include "generic.h"
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static void __init ek_init_irq(void)
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{
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/* Initialize AIC controller */
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at91rm9200_init_irq(NULL);
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/* Set up the GPIO interrupts */
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at91_gpio_irq_setup(BGA_GPIO_BANKS);
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}
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/*
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* Serial port configuration.
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* 0 .. 3 = USART0 .. USART3
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* 4 = DBGU
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*/
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#define EK_UART_MAP { 4, 1, -1, -1, -1 } /* ttyS0, ..., ttyS4 */
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#define EK_SERIAL_CONSOLE 0 /* ttyS0 */
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static void __init ek_map_io(void)
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{
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int serial[AT91_NR_UART] = EK_UART_MAP;
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int i;
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at91rm9200_map_io();
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/* Initialize clocks: 18.432 MHz crystal */
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at91_clock_init(18432000);
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#ifdef CONFIG_SERIAL_AT91
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at91_console_port = EK_SERIAL_CONSOLE;
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memcpy(at91_serial_map, serial, sizeof(serial));
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/* Register UARTs */
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for (i = 0; i < AT91_NR_UART; i++) {
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if (serial[i] >= 0)
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at91_register_uart(i, serial[i]);
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}
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#endif
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}
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static struct at91_eth_data __initdata ek_eth_data = {
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.phy_irq_pin = AT91_PIN_PC4,
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.is_rmii = 1,
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};
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static struct at91_usbh_data __initdata ek_usbh_data = {
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.ports = 2,
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};
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static struct at91_udc_data __initdata ek_udc_data = {
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.vbus_pin = AT91_PIN_PD4,
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.pullup_pin = AT91_PIN_PD5,
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};
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static struct at91_mmc_data __initdata ek_mmc_data = {
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.det_pin = AT91_PIN_PB27,
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.is_b = 0,
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.wire4 = 1,
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.wp_pin = AT91_PIN_PA17,
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};
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static void __init ek_board_init(void)
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{
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/* Ethernet */
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at91_add_device_eth(&ek_eth_data);
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/* USB Host */
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at91_add_device_usbh(&ek_usbh_data);
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/* USB Device */
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at91_add_device_udc(&ek_udc_data);
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/* MMC */
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at91_set_gpio_output(AT91_PIN_PB22, 1); /* this MMC card slot can optionally use SPI signaling (CS3). default: MMC */
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at91_add_device_mmc(&ek_mmc_data);
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/* VGA */
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// ek_add_device_video();
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}
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MACHINE_START(AT91RM9200EK, "Atmel AT91RM9200-EK")
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/* Maintainer: SAN People/Atmel */
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.phys_ram = AT91_SDRAM_BASE,
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.phys_io = AT91_BASE_SYS,
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.io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
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.boot_params = AT91_SDRAM_BASE + 0x100,
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.timer = &at91rm9200_timer,
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.map_io = ek_map_io,
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.init_irq = ek_init_irq,
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.init_machine = ek_board_init,
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MACHINE_END
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