2 * arch/arm/mach-pxa/colibri-pxa300.c
4 * Support for Toradex PXA300/310 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/pxa300.h>
26 #include <mach/colibri.h>
27 #include <mach/ohci.h>
28 #include <mach/pxafb.h>
29 #include <mach/audio.h>
35 #ifdef CONFIG_MACH_COLIBRI_EVALBOARD
36 static mfp_cfg_t colibri_pxa300_evalboard_pin_config[] __initdata = {
44 GPIO13_GPIO, /* GPIO13_COLIBRI_PXA300_SD_DETECT */
61 static mfp_cfg_t colibri_pxa300_evalboard_pin_config[] __initdata = {};
64 #if defined(CONFIG_AX88796)
65 #define COLIBRI_ETH_IRQ_GPIO mfp_to_gpio(GPIO26_GPIO)
67 * Asix AX88796 Ethernet
69 static struct ax_plat_data colibri_asix_platdata = {
70 .flags = 0, /* defined later */
74 static struct resource colibri_asix_resource[] = {
76 .start = PXA3xx_CS2_PHYS,
77 .end = PXA3xx_CS2_PHYS + (0x20 * 2) - 1,
78 .flags = IORESOURCE_MEM,
81 .start = PXA_GPIO_TO_IRQ(COLIBRI_ETH_IRQ_GPIO),
82 .end = PXA_GPIO_TO_IRQ(COLIBRI_ETH_IRQ_GPIO),
83 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_FALLING,
87 static struct platform_device asix_device = {
90 .num_resources = ARRAY_SIZE(colibri_asix_resource),
91 .resource = colibri_asix_resource,
93 .platform_data = &colibri_asix_platdata
97 static mfp_cfg_t colibri_pxa300_eth_pin_config[] __initdata = {
98 GPIO1_nCS2, /* AX88796 chip select */
99 GPIO26_GPIO | MFP_PULL_HIGH /* AX88796 IRQ */
102 static void __init colibri_pxa300_init_eth(void)
104 colibri_pxa3xx_init_eth(&colibri_asix_platdata);
105 pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa300_eth_pin_config));
106 platform_device_register(&asix_device);
109 static inline void __init colibri_pxa300_init_eth(void) {}
110 #endif /* CONFIG_AX88796 */
112 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
113 static mfp_cfg_t colibri_pxa300_lcd_pin_config[] __initdata = {
140 static void __init colibri_pxa300_init_lcd(void)
142 pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa300_lcd_pin_config));
146 static inline void colibri_pxa300_init_lcd(void) {}
147 #endif /* CONFIG_FB_PXA || CONFIG_FB_PXA_MODULE */
149 #if defined(CONFIG_SND_AC97_CODEC) || defined(CONFIG_SND_AC97_CODEC_MODULE)
150 static mfp_cfg_t colibri_pxa310_ac97_pin_config[] __initdata = {
152 GPIO23_AC97_nACRESET,
153 GPIO25_AC97_SDATA_IN_0,
154 GPIO27_AC97_SDATA_OUT,
159 static inline void __init colibri_pxa310_init_ac97(void)
161 /* no AC97 codec on Colibri PXA300 */
162 if (!cpu_is_pxa310())
165 pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa310_ac97_pin_config));
166 pxa_set_ac97_info(NULL);
169 static inline void colibri_pxa310_init_ac97(void) {}
172 void __init colibri_pxa300_init(void)
174 colibri_pxa300_init_eth();
175 colibri_pxa3xx_init_nand();
176 colibri_pxa300_init_lcd();
177 colibri_pxa3xx_init_lcd(mfp_to_gpio(GPIO39_GPIO));
178 colibri_pxa310_init_ac97();
181 pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa300_evalboard_pin_config));
182 colibri_evalboard_init();
185 MACHINE_START(COLIBRI300, "Toradex Colibri PXA300")
186 .atag_offset = 0x100,
187 .init_machine = colibri_pxa300_init,
188 .map_io = pxa3xx_map_io,
189 .nr_irqs = PXA_NR_IRQS,
190 .init_irq = pxa3xx_init_irq,
191 .handle_irq = pxa3xx_handle_irq,
193 .restart = pxa_restart,