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https://github.com/torvalds/linux
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71b149b3f7
There is no need to pinmux the UART so early in the kernel. Move it to the board init. This will also allow to finally move the gpio driver to platform device/driver. Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
98 lines
2.7 KiB
C
98 lines
2.7 KiB
C
/*
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* linux/arch/arm/mach-at91/board-1arm.c
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*
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* Copyright (C) 2005 SAN People
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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/types.h>
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#include <linux/gpio.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 <mach/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 <mach/board.h>
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#include <mach/cpu.h>
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#include "generic.h"
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static void __init onearm_init_early(void)
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{
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/* Set cpu type: PQFP */
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at91rm9200_set_type(ARCH_REVISON_9200_PQFP);
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/* Initialize processor: 18.432 MHz crystal */
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at91_initialize(18432000);
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}
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static struct macb_platform_data __initdata onearm_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 onearm_usbh_data = {
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.ports = 1,
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.vbus_pin = {-EINVAL, -EINVAL},
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.overcurrent_pin= {-EINVAL, -EINVAL},
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};
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static struct at91_udc_data __initdata onearm_udc_data = {
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.vbus_pin = AT91_PIN_PC2,
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.pullup_pin = AT91_PIN_PC3,
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};
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static void __init onearm_board_init(void)
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{
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/* Serial */
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/* DBGU on ttyS0. (Rx & Tx only) */
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at91_register_uart(0, 0, 0);
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/* USART0 on ttyS1 (Rx, Tx, CTS, RTS) */
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at91_register_uart(AT91RM9200_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS);
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/* USART1 on ttyS2 (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
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at91_register_uart(AT91RM9200_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS
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| ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
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| ATMEL_UART_RI);
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at91_add_device_serial();
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/* Ethernet */
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at91_add_device_eth(&onearm_eth_data);
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/* USB Host */
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at91_add_device_usbh(&onearm_usbh_data);
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/* USB Device */
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at91_add_device_udc(&onearm_udc_data);
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}
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MACHINE_START(ONEARM, "Ajeco 1ARM single board computer")
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/* Maintainer: Lennert Buytenhek <buytenh@wantstofly.org> */
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.timer = &at91rm9200_timer,
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.map_io = at91_map_io,
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.init_early = onearm_init_early,
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.init_irq = at91_init_irq_default,
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.init_machine = onearm_board_init,
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MACHINE_END
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