forked from luck/tmp_suning_uos_patched
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>
127 lines
3.4 KiB
C
127 lines
3.4 KiB
C
/*
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* linux/arch/arm/mach-at91/board-picotux200.c
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*
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* Copyright (C) 2005 SAN People
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* Copyright (C) 2007 Kleinhenz Elektronik GmbH
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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 <linux/spi/spi.h>
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#include <linux/mtd/physmap.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/at91rm9200_mc.h>
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#include <mach/at91_ramc.h>
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#include "generic.h"
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static void __init picotux200_init_early(void)
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{
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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 picotux200_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 picotux200_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_mmc_data __initdata picotux200_mmc_data = {
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.det_pin = AT91_PIN_PB27,
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.slot_b = 0,
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.wire4 = 1,
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.wp_pin = AT91_PIN_PA17,
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.vcc_pin = -EINVAL,
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};
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#define PICOTUX200_FLASH_BASE AT91_CHIPSELECT_0
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#define PICOTUX200_FLASH_SIZE SZ_4M
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static struct physmap_flash_data picotux200_flash_data = {
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.width = 2,
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};
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static struct resource picotux200_flash_resource = {
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.start = PICOTUX200_FLASH_BASE,
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.end = PICOTUX200_FLASH_BASE + PICOTUX200_FLASH_SIZE - 1,
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.flags = IORESOURCE_MEM,
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};
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static struct platform_device picotux200_flash = {
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.name = "physmap-flash",
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.id = 0,
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.dev = {
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.platform_data = &picotux200_flash_data,
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},
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.resource = &picotux200_flash_resource,
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.num_resources = 1,
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};
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static void __init picotux200_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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/* USART1 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
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at91_register_uart(AT91RM9200_ID_US1, 1, 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(&picotux200_eth_data);
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/* USB Host */
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at91_add_device_usbh(&picotux200_usbh_data);
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/* I2C */
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at91_add_device_i2c(NULL, 0);
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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). */
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at91_add_device_mmc(0, &picotux200_mmc_data);
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/* NOR Flash */
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platform_device_register(&picotux200_flash);
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}
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MACHINE_START(PICOTUX2XX, "picotux 200")
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/* Maintainer: Kleinhenz Elektronik GmbH */
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.timer = &at91rm9200_timer,
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.map_io = at91_map_io,
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.init_early = picotux200_init_early,
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.init_irq = at91_init_irq_default,
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.init_machine = picotux200_board_init,
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MACHINE_END
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