2 * linux/arch/arm/mach-pxa/colibri-pxa270.c
4 * Support for Toradex PXA270 based Colibri module
5 * Daniel Mack <daniel@caiaq.de>
6 * Marek Vasut <marek.vasut@gmail.com>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
13 #include <linux/init.h>
14 #include <linux/kernel.h>
15 #include <linux/platform_device.h>
16 #include <linux/sysdev.h>
17 #include <linux/interrupt.h>
18 #include <linux/bitops.h>
19 #include <linux/ioport.h>
20 #include <linux/delay.h>
21 #include <linux/mtd/mtd.h>
22 #include <linux/mtd/partitions.h>
23 #include <linux/mtd/physmap.h>
24 #include <linux/gpio.h>
25 #include <asm/mach-types.h>
26 #include <mach/hardware.h>
28 #include <asm/sizes.h>
29 #include <asm/mach/arch.h>
30 #include <asm/mach/map.h>
31 #include <asm/mach/irq.h>
32 #include <asm/mach/flash.h>
34 #include <mach/pxa27x.h>
35 #include <mach/colibri.h>
40 /******************************************************************************
42 ******************************************************************************/
43 static mfp_cfg_t colibri_pxa270_pin_config[] __initdata = {
45 GPIO78_nCS_2, /* Ethernet CS */
46 GPIO114_GPIO, /* Ethernet IRQ */
49 /******************************************************************************
51 ******************************************************************************/
52 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
53 static struct mtd_partition colibri_partitions[] = {
58 .mask_flags = MTD_WRITEABLE /* force read-only */
67 .size = MTDPART_SIZ_FULL,
72 static struct physmap_flash_data colibri_flash_data[] = {
74 .width = 4, /* bankwidth in bytes */
75 .parts = colibri_partitions,
76 .nr_parts = ARRAY_SIZE(colibri_partitions)
80 static struct resource colibri_pxa270_flash_resource = {
81 .start = PXA_CS0_PHYS,
82 .end = PXA_CS0_PHYS + SZ_32M - 1,
83 .flags = IORESOURCE_MEM,
86 static struct platform_device colibri_pxa270_flash_device = {
87 .name = "physmap-flash",
90 .platform_data = colibri_flash_data,
92 .resource = &colibri_pxa270_flash_resource,
96 static void __init colibri_pxa270_nor_init(void)
98 platform_device_register(&colibri_pxa270_flash_device);
101 static inline void colibri_pxa270_nor_init(void) {}
104 /******************************************************************************
106 ******************************************************************************/
107 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
108 static struct resource colibri_pxa270_dm9000_resources[] = {
110 .start = PXA_CS2_PHYS,
111 .end = PXA_CS2_PHYS + 3,
112 .flags = IORESOURCE_MEM,
115 .start = PXA_CS2_PHYS + 4,
116 .end = PXA_CS2_PHYS + 4 + 500,
117 .flags = IORESOURCE_MEM,
120 .start = gpio_to_irq(GPIO114_COLIBRI_PXA270_ETH_IRQ),
121 .end = gpio_to_irq(GPIO114_COLIBRI_PXA270_ETH_IRQ),
122 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING,
126 static struct platform_device colibri_pxa270_dm9000_device = {
129 .num_resources = ARRAY_SIZE(colibri_pxa270_dm9000_resources),
130 .resource = colibri_pxa270_dm9000_resources,
133 static void __init colibri_pxa270_eth_init(void)
135 platform_device_register(&colibri_pxa270_dm9000_device);
138 static inline void colibri_pxa270_eth_init(void) {}
141 static void __init colibri_pxa270_init(void)
143 pxa2xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa270_pin_config));
144 pxa_set_ffuart_info(NULL);
145 pxa_set_btuart_info(NULL);
146 pxa_set_stuart_info(NULL);
148 colibri_pxa270_nor_init();
149 colibri_pxa270_eth_init();
152 MACHINE_START(COLIBRI, "Toradex Colibri PXA270")
153 .phys_io = 0x40000000,
154 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
155 .boot_params = COLIBRI_SDRAM_BASE + 0x100,
156 .init_machine = colibri_pxa270_init,
157 .map_io = pxa_map_io,
158 .init_irq = pxa27x_init_irq,