2 * Copyright (C) 2008 Sascha Hauer, Pengutronix
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 #include <linux/types.h>
20 #include <linux/init.h>
22 #include <linux/platform_device.h>
23 #include <linux/mtd/physmap.h>
24 #include <linux/mtd/plat-ram.h>
25 #include <linux/memory.h>
26 #include <linux/gpio.h>
27 #include <linux/smc911x.h>
28 #include <linux/interrupt.h>
30 #include <mach/hardware.h>
31 #include <asm/mach-types.h>
32 #include <asm/mach/arch.h>
33 #include <asm/mach/time.h>
34 #include <asm/mach/map.h>
35 #include <mach/common.h>
36 #include <mach/imx-uart.h>
37 #include <mach/iomux-mx3.h>
38 #include <mach/board-pcm037.h>
39 #include <mach/mxc_nand.h>
43 static struct physmap_flash_data pcm037_flash_data = {
47 static struct resource pcm037_flash_resource = {
50 .flags = IORESOURCE_MEM,
53 static struct platform_device pcm037_flash = {
54 .name = "physmap-flash",
57 .platform_data = &pcm037_flash_data,
59 .resource = &pcm037_flash_resource,
63 static struct imxuart_platform_data uart_pdata = {
64 .flags = IMXUART_HAVE_RTSCTS,
67 static struct resource smc911x_resources[] = {
69 .start = CS1_BASE_ADDR + 0x300,
70 .end = CS1_BASE_ADDR + 0x300 + SZ_64K - 1,
71 .flags = IORESOURCE_MEM,
74 .start = IOMUX_TO_IRQ(MX31_PIN_GPIO3_1),
75 .end = IOMUX_TO_IRQ(MX31_PIN_GPIO3_1),
76 .flags = IORESOURCE_IRQ,
80 static struct smc911x_platdata smc911x_info = {
81 .flags = SMC911X_USE_32BIT,
82 .irq_flags = IRQF_SHARED | IRQF_TRIGGER_LOW,
85 static struct platform_device pcm037_eth = {
88 .num_resources = ARRAY_SIZE(smc911x_resources),
89 .resource = smc911x_resources,
91 .platform_data = &smc911x_info,
95 static struct platdata_mtd_ram pcm038_sram_data = {
99 static struct resource pcm038_sram_resource = {
100 .start = CS4_BASE_ADDR,
101 .end = CS4_BASE_ADDR + 512 * 1024 - 1,
102 .flags = IORESOURCE_MEM,
105 static struct platform_device pcm037_sram_device = {
109 .platform_data = &pcm038_sram_data,
112 .resource = &pcm038_sram_resource,
115 static struct mxc_nand_platform_data pcm037_nand_board_info = {
120 static struct platform_device *devices[] __initdata = {
127 * Board specific initialization.
129 static void __init mxc_board_init(void)
131 platform_add_devices(devices, ARRAY_SIZE(devices));
133 mxc_iomux_mode(MX31_PIN_CTS1__CTS1);
134 mxc_iomux_mode(MX31_PIN_RTS1__RTS1);
135 mxc_iomux_mode(MX31_PIN_TXD1__TXD1);
136 mxc_iomux_mode(MX31_PIN_RXD1__RXD1);
138 mxc_register_device(&mxc_uart_device0, &uart_pdata);
140 mxc_iomux_mode(MX31_PIN_CSPI3_MOSI__RXD3);
141 mxc_iomux_mode(MX31_PIN_CSPI3_MISO__TXD3);
143 mxc_register_device(&mxc_uart_device2, &uart_pdata);
145 mxc_iomux_mode(MX31_PIN_BATT_LINE__OWIRE);
146 mxc_register_device(&mxc_w1_master_device, NULL);
148 /* SMSC9215 IRQ pin */
149 mxc_iomux_mode(IOMUX_MODE(MX31_PIN_GPIO3_1, IOMUX_CONFIG_GPIO));
150 if (!gpio_request(MX31_PIN_GPIO3_1, "pcm037-eth"))
151 gpio_direction_input(MX31_PIN_GPIO3_1);
153 mxc_register_device(&mxc_nand_device, &pcm037_nand_board_info);
157 * This structure defines static mappings for the pcm037 board.
159 static struct map_desc pcm037_io_desc[] __initdata = {
161 .virtual = AIPS1_BASE_ADDR_VIRT,
162 .pfn = __phys_to_pfn(AIPS1_BASE_ADDR),
163 .length = AIPS1_SIZE,
164 .type = MT_DEVICE_NONSHARED
166 .virtual = AIPS2_BASE_ADDR_VIRT,
167 .pfn = __phys_to_pfn(AIPS2_BASE_ADDR),
168 .length = AIPS2_SIZE,
169 .type = MT_DEVICE_NONSHARED
174 * Set up static virtual mappings.
176 void __init pcm037_map_io(void)
179 iotable_init(pcm037_io_desc, ARRAY_SIZE(pcm037_io_desc));
182 static void __init pcm037_timer_init(void)
184 mxc_clocks_init(26000000);
185 mxc_timer_init("ipg_clk.0");
188 struct sys_timer pcm037_timer = {
189 .init = pcm037_timer_init,
192 MACHINE_START(PCM037, "Phytec Phycore pcm037")
193 /* Maintainer: Pengutronix */
194 .phys_io = AIPS1_BASE_ADDR,
195 .io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
196 .boot_params = PHYS_OFFSET + 0x100,
197 .map_io = pcm037_map_io,
198 .init_irq = mxc_init_irq,
199 .init_machine = mxc_board_init,
200 .timer = &pcm037_timer,