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 <linux/ucb1400.h>
26 #include <asm/mach-types.h>
27 #include <mach/hardware.h>
29 #include <asm/sizes.h>
30 #include <asm/mach/arch.h>
31 #include <asm/mach/map.h>
32 #include <asm/mach/irq.h>
33 #include <asm/mach/flash.h>
35 #include <mach/audio.h>
36 #include <mach/pxa27x.h>
37 #include <mach/colibri.h>
39 #include <mach/ohci.h>
40 #include <mach/pxa27x-udc.h>
45 /******************************************************************************
47 ******************************************************************************/
48 static mfp_cfg_t colibri_pxa270_pin_config[] __initdata = {
50 GPIO78_nCS_2, /* Ethernet CS */
51 GPIO114_GPIO, /* Ethernet IRQ */
60 GPIO0_GPIO, /* SD detect */
74 GPIO29_AC97_SDATA_IN_0,
75 GPIO30_AC97_SDATA_OUT,
79 GPIO113_GPIO, /* Touchscreen IRQ */
82 /******************************************************************************
84 ******************************************************************************/
85 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
86 static struct mtd_partition colibri_partitions[] = {
91 .mask_flags = MTD_WRITEABLE /* force read-only */
100 .size = MTDPART_SIZ_FULL,
105 static struct physmap_flash_data colibri_flash_data[] = {
107 .width = 4, /* bankwidth in bytes */
108 .parts = colibri_partitions,
109 .nr_parts = ARRAY_SIZE(colibri_partitions)
113 static struct resource colibri_pxa270_flash_resource = {
114 .start = PXA_CS0_PHYS,
115 .end = PXA_CS0_PHYS + SZ_32M - 1,
116 .flags = IORESOURCE_MEM,
119 static struct platform_device colibri_pxa270_flash_device = {
120 .name = "physmap-flash",
123 .platform_data = colibri_flash_data,
125 .resource = &colibri_pxa270_flash_resource,
129 static void __init colibri_pxa270_nor_init(void)
131 platform_device_register(&colibri_pxa270_flash_device);
134 static inline void colibri_pxa270_nor_init(void) {}
137 /******************************************************************************
139 ******************************************************************************/
140 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
141 static struct resource colibri_pxa270_dm9000_resources[] = {
143 .start = PXA_CS2_PHYS,
144 .end = PXA_CS2_PHYS + 3,
145 .flags = IORESOURCE_MEM,
148 .start = PXA_CS2_PHYS + 4,
149 .end = PXA_CS2_PHYS + 4 + 500,
150 .flags = IORESOURCE_MEM,
153 .start = gpio_to_irq(GPIO114_COLIBRI_PXA270_ETH_IRQ),
154 .end = gpio_to_irq(GPIO114_COLIBRI_PXA270_ETH_IRQ),
155 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING,
159 static struct platform_device colibri_pxa270_dm9000_device = {
162 .num_resources = ARRAY_SIZE(colibri_pxa270_dm9000_resources),
163 .resource = colibri_pxa270_dm9000_resources,
166 static void __init colibri_pxa270_eth_init(void)
168 platform_device_register(&colibri_pxa270_dm9000_device);
171 static inline void colibri_pxa270_eth_init(void) {}
174 /******************************************************************************
175 * SD/MMC card controller
176 ******************************************************************************/
177 #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
178 static struct pxamci_platform_data colibri_pxa270_mci_platform_data = {
179 .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
181 .gpio_card_detect = GPIO0_COLIBRI_PXA270_SD_DETECT,
183 .detect_delay_ms = 200,
186 static void __init colibri_pxa270_mmc_init(void)
188 pxa_set_mci_info(&colibri_pxa270_mci_platform_data);
191 static inline void colibri_pxa270_mmc_init(void) {}
194 /******************************************************************************
196 ******************************************************************************/
197 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
198 static int colibri_pxa270_ohci_init(struct device *dev)
200 UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
204 static struct pxaohci_platform_data colibri_pxa270_ohci_info = {
205 .port_mode = PMM_PERPORT_MODE,
206 .flags = ENABLE_PORT1 | ENABLE_PORT2 |
207 POWER_CONTROL_LOW | POWER_SENSE_LOW,
208 .init = colibri_pxa270_ohci_init,
211 static void __init colibri_pxa270_uhc_init(void)
213 pxa_set_ohci_info(&colibri_pxa270_ohci_info);
216 static inline void colibri_pxa270_uhc_init(void) {}
219 /******************************************************************************
220 * Audio and Touchscreen
221 ******************************************************************************/
222 #if defined(CONFIG_TOUCHSCREEN_UCB1400) || \
223 defined(CONFIG_TOUCHSCREEN_UCB1400_MODULE)
224 static pxa2xx_audio_ops_t colibri_pxa270_ac97_pdata = {
228 static struct ucb1400_pdata colibri_pxa270_ucb1400_pdata = {
229 .irq = gpio_to_irq(GPIO113_COLIBRI_PXA270_TS_IRQ),
232 static struct platform_device colibri_pxa270_ucb1400_device = {
233 .name = "ucb1400_core",
236 .platform_data = &colibri_pxa270_ucb1400_pdata,
240 static void __init colibri_pxa270_tsc_init(void)
242 pxa_set_ac97_info(&colibri_pxa270_ac97_pdata);
243 platform_device_register(&colibri_pxa270_ucb1400_device);
246 static inline void colibri_pxa270_tsc_init(void) {}
249 static void __init colibri_pxa270_init(void)
251 pxa2xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa270_pin_config));
252 pxa_set_ffuart_info(NULL);
253 pxa_set_btuart_info(NULL);
254 pxa_set_stuart_info(NULL);
256 colibri_pxa270_nor_init();
257 colibri_pxa270_eth_init();
258 colibri_pxa270_mmc_init();
259 colibri_pxa270_uhc_init();
260 colibri_pxa270_tsc_init();
263 MACHINE_START(COLIBRI, "Toradex Colibri PXA270")
264 .phys_io = 0x40000000,
265 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
266 .boot_params = COLIBRI_SDRAM_BASE + 0x100,
267 .init_machine = colibri_pxa270_init,
268 .map_io = pxa_map_io,
269 .init_irq = pxa27x_init_irq,