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192 lines
4.4 KiB
192 lines
4.4 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* arch/arm/mach-pxa/colibri-pxa300.c |
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* |
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* Support for Toradex PXA300/310 based Colibri module |
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* |
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* Daniel Mack <[email protected]> |
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* Matthias Meier <[email protected]> |
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*/ |
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#include <linux/init.h> |
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#include <linux/kernel.h> |
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#include <linux/platform_device.h> |
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#include <linux/gpio.h> |
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#include <linux/interrupt.h> |
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#include <asm/mach-types.h> |
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#include <linux/sizes.h> |
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#include <asm/mach/arch.h> |
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#include <asm/mach/irq.h> |
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#include "pxa300.h" |
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#include "colibri.h" |
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#include <linux/platform_data/usb-ohci-pxa27x.h> |
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#include <linux/platform_data/video-pxafb.h> |
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#include <mach/audio.h> |
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#include "generic.h" |
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#include "devices.h" |
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#ifdef CONFIG_MACH_COLIBRI_EVALBOARD |
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static mfp_cfg_t colibri_pxa300_evalboard_pin_config[] __initdata = { |
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/* MMC */ |
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GPIO7_MMC1_CLK, |
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GPIO14_MMC1_CMD, |
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GPIO3_MMC1_DAT0, |
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GPIO4_MMC1_DAT1, |
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GPIO5_MMC1_DAT2, |
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GPIO6_MMC1_DAT3, |
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GPIO13_GPIO, /* GPIO13_COLIBRI_PXA300_SD_DETECT */ |
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/* UHC */ |
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GPIO0_2_USBH_PEN, |
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GPIO1_2_USBH_PWR, |
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GPIO77_USB_P3_1, |
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GPIO78_USB_P3_2, |
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GPIO79_USB_P3_3, |
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GPIO80_USB_P3_4, |
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GPIO81_USB_P3_5, |
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GPIO82_USB_P3_6, |
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/* I2C */ |
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GPIO21_I2C_SCL, |
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GPIO22_I2C_SDA, |
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}; |
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#else |
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static mfp_cfg_t colibri_pxa300_evalboard_pin_config[] __initdata = {}; |
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#endif |
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#if defined(CONFIG_AX88796) |
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#define COLIBRI_ETH_IRQ_GPIO mfp_to_gpio(GPIO26_GPIO) |
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/* |
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* Asix AX88796 Ethernet |
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*/ |
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static struct ax_plat_data colibri_asix_platdata = { |
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.flags = 0, /* defined later */ |
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.wordlength = 2, |
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}; |
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static struct resource colibri_asix_resource[] = { |
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[0] = { |
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.start = PXA3xx_CS2_PHYS, |
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.end = PXA3xx_CS2_PHYS + (0x20 * 2) - 1, |
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.flags = IORESOURCE_MEM, |
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}, |
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[1] = { |
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.start = PXA_GPIO_TO_IRQ(COLIBRI_ETH_IRQ_GPIO), |
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.end = PXA_GPIO_TO_IRQ(COLIBRI_ETH_IRQ_GPIO), |
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.flags = IORESOURCE_IRQ | IRQF_TRIGGER_FALLING, |
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} |
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}; |
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static struct platform_device asix_device = { |
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.name = "ax88796", |
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.id = 0, |
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.num_resources = ARRAY_SIZE(colibri_asix_resource), |
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.resource = colibri_asix_resource, |
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.dev = { |
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.platform_data = &colibri_asix_platdata |
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} |
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}; |
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static mfp_cfg_t colibri_pxa300_eth_pin_config[] __initdata = { |
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GPIO1_nCS2, /* AX88796 chip select */ |
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GPIO26_GPIO | MFP_PULL_HIGH /* AX88796 IRQ */ |
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}; |
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static void __init colibri_pxa300_init_eth(void) |
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{ |
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colibri_pxa3xx_init_eth(&colibri_asix_platdata); |
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pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa300_eth_pin_config)); |
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platform_device_register(&asix_device); |
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} |
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#else |
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static inline void __init colibri_pxa300_init_eth(void) {} |
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#endif /* CONFIG_AX88796 */ |
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#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) |
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static mfp_cfg_t colibri_pxa300_lcd_pin_config[] __initdata = { |
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GPIO54_LCD_LDD_0, |
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GPIO55_LCD_LDD_1, |
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GPIO56_LCD_LDD_2, |
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GPIO57_LCD_LDD_3, |
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GPIO58_LCD_LDD_4, |
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GPIO59_LCD_LDD_5, |
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GPIO60_LCD_LDD_6, |
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GPIO61_LCD_LDD_7, |
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GPIO62_LCD_LDD_8, |
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GPIO63_LCD_LDD_9, |
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GPIO64_LCD_LDD_10, |
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GPIO65_LCD_LDD_11, |
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GPIO66_LCD_LDD_12, |
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GPIO67_LCD_LDD_13, |
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GPIO68_LCD_LDD_14, |
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GPIO69_LCD_LDD_15, |
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GPIO70_LCD_LDD_16, |
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GPIO71_LCD_LDD_17, |
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GPIO62_LCD_CS_N, |
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GPIO72_LCD_FCLK, |
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GPIO73_LCD_LCLK, |
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GPIO74_LCD_PCLK, |
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GPIO75_LCD_BIAS, |
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GPIO76_LCD_VSYNC, |
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}; |
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static void __init colibri_pxa300_init_lcd(void) |
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{ |
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pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa300_lcd_pin_config)); |
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} |
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#else |
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static inline void colibri_pxa300_init_lcd(void) {} |
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#endif /* CONFIG_FB_PXA || CONFIG_FB_PXA_MODULE */ |
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#if defined(CONFIG_SND_AC97_CODEC) || defined(CONFIG_SND_AC97_CODEC_MODULE) |
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static mfp_cfg_t colibri_pxa310_ac97_pin_config[] __initdata = { |
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GPIO24_AC97_SYSCLK, |
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GPIO23_AC97_nACRESET, |
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GPIO25_AC97_SDATA_IN_0, |
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GPIO27_AC97_SDATA_OUT, |
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GPIO28_AC97_SYNC, |
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GPIO29_AC97_BITCLK |
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}; |
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static inline void __init colibri_pxa310_init_ac97(void) |
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{ |
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/* no AC97 codec on Colibri PXA300 */ |
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if (!cpu_is_pxa310()) |
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return; |
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pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa310_ac97_pin_config)); |
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pxa_set_ac97_info(NULL); |
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} |
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#else |
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static inline void colibri_pxa310_init_ac97(void) {} |
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#endif |
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void __init colibri_pxa300_init(void) |
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{ |
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colibri_pxa300_init_eth(); |
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colibri_pxa3xx_init_nand(); |
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colibri_pxa300_init_lcd(); |
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colibri_pxa3xx_init_lcd(mfp_to_gpio(GPIO39_GPIO)); |
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colibri_pxa310_init_ac97(); |
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/* Evalboard init */ |
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pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa300_evalboard_pin_config)); |
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colibri_evalboard_init(); |
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} |
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MACHINE_START(COLIBRI300, "Toradex Colibri PXA300") |
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.atag_offset = 0x100, |
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.init_machine = colibri_pxa300_init, |
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.map_io = pxa3xx_map_io, |
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.nr_irqs = PXA_NR_IRQS, |
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.init_irq = pxa3xx_init_irq, |
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.handle_irq = pxa3xx_handle_irq, |
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.init_time = pxa_timer_init, |
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.restart = pxa_restart, |
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MACHINE_END |
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