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98 lines
2.5 KiB
98 lines
2.5 KiB
/*
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* Copyright 2009 Freescale Semiconductor, Inc. All Rights Reserved.
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* Copyright (C) 2009-2010 Amit Kucheria <amit.kucheria@canonical.com>
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*
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* The code contained herein is licensed under the GNU General Public
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* License. You may obtain a copy of the GNU General Public License
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* Version 2 or later at the following locations:
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*
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* http://www.opensource.org/licenses/gpl-license.html
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* http://www.gnu.org/copyleft/gpl.html
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*/
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <mach/common.h>
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#include <mach/hardware.h>
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#include <mach/imx-uart.h>
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#include <mach/iomux-mx51.h>
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#include <asm/irq.h>
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#include <asm/setup.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/time.h>
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#include "devices.h"
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static struct platform_device *devices[] __initdata = {
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&mxc_fec_device,
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};
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static struct pad_desc mx51babbage_pads[] = {
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/* UART1 */
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MX51_PAD_UART1_RXD__UART1_RXD,
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MX51_PAD_UART1_TXD__UART1_TXD,
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MX51_PAD_UART1_RTS__UART1_RTS,
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MX51_PAD_UART1_CTS__UART1_CTS,
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/* UART2 */
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MX51_PAD_UART2_RXD__UART2_RXD,
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MX51_PAD_UART2_TXD__UART2_TXD,
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/* UART3 */
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MX51_PAD_EIM_D25__UART3_RXD,
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MX51_PAD_EIM_D26__UART3_TXD,
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MX51_PAD_EIM_D27__UART3_RTS,
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MX51_PAD_EIM_D24__UART3_CTS,
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};
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/* Serial ports */
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#if defined(CONFIG_SERIAL_IMX) || defined(CONFIG_SERIAL_IMX_MODULE)
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static struct imxuart_platform_data uart_pdata = {
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.flags = IMXUART_HAVE_RTSCTS,
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};
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static inline void mxc_init_imx_uart(void)
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{
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mxc_register_device(&mxc_uart_device0, &uart_pdata);
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mxc_register_device(&mxc_uart_device1, &uart_pdata);
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mxc_register_device(&mxc_uart_device2, &uart_pdata);
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}
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#else /* !SERIAL_IMX */
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static inline void mxc_init_imx_uart(void)
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{
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}
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#endif /* SERIAL_IMX */
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/*
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* Board specific initialization.
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*/
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static void __init mxc_board_init(void)
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{
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mxc_iomux_v3_setup_multiple_pads(mx51babbage_pads,
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ARRAY_SIZE(mx51babbage_pads));
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mxc_init_imx_uart();
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platform_add_devices(devices, ARRAY_SIZE(devices));
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}
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static void __init mx51_babbage_timer_init(void)
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{
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mx51_clocks_init(32768, 24000000, 22579200, 0);
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}
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static struct sys_timer mxc_timer = {
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.init = mx51_babbage_timer_init,
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};
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MACHINE_START(MX51_BABBAGE, "Freescale MX51 Babbage Board")
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/* Maintainer: Amit Kucheria <amit.kucheria@canonical.com> */
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.phys_io = MX51_AIPS1_BASE_ADDR,
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.io_pg_offst = ((MX51_AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
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.boot_params = PHYS_OFFSET + 0x100,
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.map_io = mx51_map_io,
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.init_irq = mx51_init_irq,
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.init_machine = mxc_board_init,
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.timer = &mxc_timer,
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MACHINE_END
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