/* * arch/arm/mach-pxa/colibri-pxa300.c * * Support for Toradex PXA300/310 based Colibri module * * Daniel Mack <daniel@caiaq.de> * Matthias Meier <matthias.j.meier@gmx.net> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #include <linux/init.h> #include <linux/kernel.h> #include <linux/platform_device.h> #include <linux/gpio.h> #include <linux/interrupt.h> #include <asm/mach-types.h> #include <asm/sizes.h> #include <asm/mach/arch.h> #include <asm/mach/irq.h> #include <mach/pxa300.h> #include <mach/colibri.h> #include <mach/ohci.h> #include <mach/pxafb.h> #include <mach/audio.h> #include "generic.h" #include "devices.h" #ifdef CONFIG_MACH_COLIBRI_EVALBOARD static mfp_cfg_t colibri_pxa300_evalboard_pin_config[] __initdata = { /* MMC */ GPIO7_MMC1_CLK, GPIO14_MMC1_CMD, GPIO3_MMC1_DAT0, GPIO4_MMC1_DAT1, GPIO5_MMC1_DAT2, GPIO6_MMC1_DAT3, GPIO13_GPIO, /* GPIO13_COLIBRI_PXA300_SD_DETECT */ /* UHC */ GPIO0_2_USBH_PEN, GPIO1_2_USBH_PWR, GPIO77_USB_P3_1, GPIO78_USB_P3_2, GPIO79_USB_P3_3, GPIO80_USB_P3_4, GPIO81_USB_P3_5, GPIO82_USB_P3_6, /* I2C */ GPIO21_I2C_SCL, GPIO22_I2C_SDA, }; #else static mfp_cfg_t colibri_pxa300_evalboard_pin_config[] __initdata = {}; #endif #if defined(CONFIG_AX88796) #define COLIBRI_ETH_IRQ_GPIO mfp_to_gpio(GPIO26_GPIO) /* * Asix AX88796 Ethernet */ static struct ax_plat_data colibri_asix_platdata = { .flags = 0, /* defined later */ .wordlength = 2, }; static struct resource colibri_asix_resource[] = { [0] = { .start = PXA3xx_CS2_PHYS, .end = PXA3xx_CS2_PHYS + (0x20 * 2) - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = PXA_GPIO_TO_IRQ(COLIBRI_ETH_IRQ_GPIO), .end = PXA_GPIO_TO_IRQ(COLIBRI_ETH_IRQ_GPIO), .flags = IORESOURCE_IRQ | IRQF_TRIGGER_FALLING, } }; static struct platform_device asix_device = { .name = "ax88796", .id = 0, .num_resources = ARRAY_SIZE(colibri_asix_resource), .resource = colibri_asix_resource, .dev = { .platform_data = &colibri_asix_platdata } }; static mfp_cfg_t colibri_pxa300_eth_pin_config[] __initdata = { GPIO1_nCS2, /* AX88796 chip select */ GPIO26_GPIO | MFP_PULL_HIGH /* AX88796 IRQ */ }; static void __init colibri_pxa300_init_eth(void) { colibri_pxa3xx_init_eth(&colibri_asix_platdata); pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa300_eth_pin_config)); platform_device_register(&asix_device); } #else static inline void __init colibri_pxa300_init_eth(void) {} #endif /* CONFIG_AX88796 */ #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) static mfp_cfg_t colibri_pxa300_lcd_pin_config[] __initdata = { GPIO54_LCD_LDD_0, GPIO55_LCD_LDD_1, GPIO56_LCD_LDD_2, GPIO57_LCD_LDD_3, GPIO58_LCD_LDD_4, GPIO59_LCD_LDD_5, GPIO60_LCD_LDD_6, GPIO61_LCD_LDD_7, GPIO62_LCD_LDD_8, GPIO63_LCD_LDD_9, GPIO64_LCD_LDD_10, GPIO65_LCD_LDD_11, GPIO66_LCD_LDD_12, GPIO67_LCD_LDD_13, GPIO68_LCD_LDD_14, GPIO69_LCD_LDD_15, GPIO70_LCD_LDD_16, GPIO71_LCD_LDD_17, GPIO62_LCD_CS_N, GPIO72_LCD_FCLK, GPIO73_LCD_LCLK, GPIO74_LCD_PCLK, GPIO75_LCD_BIAS, GPIO76_LCD_VSYNC, }; static void __init colibri_pxa300_init_lcd(void) { pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa300_lcd_pin_config)); } #else static inline void colibri_pxa300_init_lcd(void) {} #endif /* CONFIG_FB_PXA || CONFIG_FB_PXA_MODULE */ #if defined(CONFIG_SND_AC97_CODEC) || defined(CONFIG_SND_AC97_CODEC_MODULE) static mfp_cfg_t colibri_pxa310_ac97_pin_config[] __initdata = { GPIO24_AC97_SYSCLK, GPIO23_AC97_nACRESET, GPIO25_AC97_SDATA_IN_0, GPIO27_AC97_SDATA_OUT, GPIO28_AC97_SYNC, GPIO29_AC97_BITCLK }; static inline void __init colibri_pxa310_init_ac97(void) { /* no AC97 codec on Colibri PXA300 */ if (!cpu_is_pxa310()) return; pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa310_ac97_pin_config)); pxa_set_ac97_info(NULL); } #else static inline void colibri_pxa310_init_ac97(void) {} #endif void __init colibri_pxa300_init(void) { colibri_pxa300_init_eth(); colibri_pxa3xx_init_nand(); colibri_pxa300_init_lcd(); colibri_pxa3xx_init_lcd(mfp_to_gpio(GPIO39_GPIO)); colibri_pxa310_init_ac97(); /* Evalboard init */ pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa300_evalboard_pin_config)); colibri_evalboard_init(); } MACHINE_START(COLIBRI300, "Toradex Colibri PXA300") .atag_offset = 0x100, .init_machine = colibri_pxa300_init, .map_io = pxa3xx_map_io, .init_irq = pxa3xx_init_irq, .handle_irq = pxa3xx_handle_irq, .timer = &pxa_timer, .restart = pxa_restart, MACHINE_END