2 * arch/arm/mach-pxa/colibri-pxa320.c
4 * Support for Toradex PXA320/310 based Colibri module
6 * Daniel Mack <daniel@caiaq.de>
7 * Matthias Meier <matthias.j.meier@gmx.net>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
14 #include <linux/init.h>
15 #include <linux/kernel.h>
16 #include <linux/platform_device.h>
17 #include <linux/gpio.h>
18 #include <linux/interrupt.h>
20 #include <asm/mach-types.h>
21 #include <asm/sizes.h>
22 #include <asm/mach/arch.h>
23 #include <asm/mach/irq.h>
25 #include <mach/pxa3xx-regs.h>
26 #include <mach/mfp-pxa320.h>
27 #include <mach/colibri.h>
28 #include <mach/pxafb.h>
29 #include <mach/ohci.h>
34 #if defined(CONFIG_AX88796)
35 #define COLIBRI_ETH_IRQ_GPIO mfp_to_gpio(GPIO36_GPIO)
38 * Asix AX88796 Ethernet
40 static struct ax_plat_data colibri_asix_platdata = {
41 .flags = 0, /* defined later */
45 static struct resource colibri_asix_resource[] = {
47 .start = PXA3xx_CS2_PHYS,
48 .end = PXA3xx_CS2_PHYS + (0x20 * 2) - 1,
49 .flags = IORESOURCE_MEM,
52 .start = gpio_to_irq(COLIBRI_ETH_IRQ_GPIO),
53 .end = gpio_to_irq(COLIBRI_ETH_IRQ_GPIO),
54 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_FALLING,
58 static struct platform_device asix_device = {
61 .num_resources = ARRAY_SIZE(colibri_asix_resource),
62 .resource = colibri_asix_resource,
64 .platform_data = &colibri_asix_platdata
68 static mfp_cfg_t colibri_pxa320_eth_pin_config[] __initdata = {
69 GPIO3_nCS2, /* AX88796 chip select */
70 GPIO36_GPIO | MFP_PULL_HIGH /* AX88796 IRQ */
73 static void __init colibri_pxa320_init_eth(void)
75 colibri_pxa3xx_init_eth(&colibri_asix_platdata);
76 pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_eth_pin_config));
77 platform_device_register(&asix_device);
80 static inline void __init colibri_pxa320_init_eth(void) {}
81 #endif /* CONFIG_AX88796 */
83 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
84 static mfp_cfg_t colibri_pxa320_usb_pin_config[] __initdata = {
89 static struct pxaohci_platform_data colibri_pxa320_ohci_info = {
90 .port_mode = PMM_GLOBAL_MODE,
91 .flags = ENABLE_PORT1 | POWER_CONTROL_LOW | POWER_SENSE_LOW,
94 void __init colibri_pxa320_init_ohci(void)
96 pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_usb_pin_config));
97 pxa_set_ohci_info(&colibri_pxa320_ohci_info);
100 static inline void colibri_pxa320_init_ohci(void) {}
101 #endif /* CONFIG_USB_OHCI_HCD || CONFIG_USB_OHCI_HCD_MODULE */
103 static mfp_cfg_t colibri_pxa320_mmc_pin_config[] __initdata = {
112 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
113 static mfp_cfg_t colibri_pxa320_lcd_pin_config[] __initdata = {
140 static void __init colibri_pxa320_init_lcd(void)
142 pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_lcd_pin_config));
145 static inline void colibri_pxa320_init_lcd(void) {}
148 #if defined(SND_AC97_CODEC) || defined(SND_AC97_CODEC_MODULE)
149 static mfp_cfg_t colibri_pxa320_ac97_pin_config[] __initdata = {
151 GPIO35_AC97_SDATA_IN_0,
152 GPIO37_AC97_SDATA_OUT,
158 static inline void __init colibri_pxa320_init_ac97(void)
160 pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_ac97_pin_config));
161 pxa_set_ac97_info(NULL);
164 static inline void colibri_pxa320_init_ac97(void) {}
167 void __init colibri_pxa320_init(void)
169 colibri_pxa320_init_eth();
170 colibri_pxa320_init_ohci();
171 colibri_pxa320_init_lcd();
172 colibri_pxa3xx_init_lcd(mfp_to_gpio(GPIO49_GPIO));
173 colibri_pxa320_init_ac97();
174 colibri_pxa3xx_init_mmc(ARRAY_AND_SIZE(colibri_pxa320_mmc_pin_config),
175 mfp_to_gpio(MFP_PIN_GPIO28));
178 MACHINE_START(COLIBRI320, "Toradex Colibri PXA320")
179 .phys_io = 0x40000000,
180 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
181 .boot_params = COLIBRI_SDRAM_BASE + 0x100,
182 .init_machine = colibri_pxa320_init,
183 .map_io = pxa_map_io,
184 .init_irq = pxa3xx_init_irq,