mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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133 lines
3.2 KiB
C
133 lines
3.2 KiB
C
/*
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* Copyright (C) 2008 Sascha Hauer, Pengutronix
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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/init.h>
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#include <linux/platform_device.h>
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#include <linux/mtd/physmap.h>
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#include <linux/memory.h>
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#include <mach/hardware.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 <asm/mach/map.h>
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#include <mach/common.h>
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#include <mach/imx-uart.h>
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#include <mach/iomux-mx3.h>
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#include <mach/board-pcm037.h>
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#include "devices.h"
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static struct physmap_flash_data pcm037_flash_data = {
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.width = 2,
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};
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static struct resource pcm037_flash_resource = {
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.start = 0xa0000000,
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.end = 0xa1ffffff,
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.flags = IORESOURCE_MEM,
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};
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static struct platform_device pcm037_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 = &pcm037_flash_data,
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},
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.resource = &pcm037_flash_resource,
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.num_resources = 1,
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};
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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 struct platform_device *devices[] __initdata = {
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&pcm037_flash,
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};
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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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platform_add_devices(devices, ARRAY_SIZE(devices));
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mxc_iomux_mode(MX31_PIN_CTS1__CTS1);
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mxc_iomux_mode(MX31_PIN_RTS1__RTS1);
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mxc_iomux_mode(MX31_PIN_TXD1__TXD1);
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mxc_iomux_mode(MX31_PIN_RXD1__RXD1);
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mxc_register_device(&mxc_uart_device0, &uart_pdata);
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mxc_iomux_mode(MX31_PIN_CSPI3_MOSI__RXD3);
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mxc_iomux_mode(MX31_PIN_CSPI3_MISO__TXD3);
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mxc_register_device(&mxc_uart_device2, &uart_pdata);
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}
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/*
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* This structure defines static mappings for the pcm037 board.
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*/
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static struct map_desc pcm037_io_desc[] __initdata = {
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{
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.virtual = AIPS1_BASE_ADDR_VIRT,
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.pfn = __phys_to_pfn(AIPS1_BASE_ADDR),
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.length = AIPS1_SIZE,
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.type = MT_DEVICE
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}, {
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.virtual = AIPS2_BASE_ADDR_VIRT,
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.pfn = __phys_to_pfn(AIPS2_BASE_ADDR),
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.length = AIPS2_SIZE,
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.type = MT_DEVICE
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},
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};
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/*
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* Set up static virtual mappings.
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*/
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void __init pcm037_map_io(void)
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{
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mxc_map_io();
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iotable_init(pcm037_io_desc, ARRAY_SIZE(pcm037_io_desc));
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}
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static void __init pcm037_timer_init(void)
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{
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mxc_clocks_init(26000000);
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mxc_timer_init("ipg_clk.0");
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}
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struct sys_timer pcm037_timer = {
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.init = pcm037_timer_init,
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};
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MACHINE_START(PCM037, "Phytec Phycore pcm037")
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/* Maintainer: Pengutronix */
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.phys_io = AIPS1_BASE_ADDR,
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.io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
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.boot_params = PHYS_OFFSET + 0x100,
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.map_io = pcm037_map_io,
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.init_irq = mxc_init_irq,
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.init_machine = mxc_board_init,
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.timer = &pcm037_timer,
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MACHINE_END
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