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arch/arm/mach-w90x900/dev.c
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/* * linux/arch/arm/mach-w90x900/dev.c * * Copyright (C) 2009 Nuvoton corporation. * * Wan ZongShun <mcuos.com@gmail.com> * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation;version 2 of the License. * */ #include <linux/kernel.h> #include <linux/types.h> #include <linux/interrupt.h> #include <linux/list.h> #include <linux/timer.h> #include <linux/init.h> #include <linux/platform_device.h> |
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#include <linux/slab.h> |
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#include <linux/mtd/physmap.h> #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> #include <linux/spi/spi.h> #include <linux/spi/flash.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/mach/irq.h> #include <asm/mach-types.h> #include <mach/regs-serial.h> |
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#include <mach/nuc900_spi.h> |
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#include <mach/map.h> |
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#include <mach/fb.h> |
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#include <mach/regs-ldm.h> |
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#include <mach/w90p910_keypad.h> |
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#include "cpu.h" /*NUC900 evb norflash driver data */ #define NUC900_FLASH_BASE 0xA0000000 #define NUC900_FLASH_SIZE 0x400000 #define SPIOFFSET 0x200 #define SPIOREG_SIZE 0x100 static struct mtd_partition nuc900_flash_partitions[] = { { .name = "NOR Partition 1 for kernel (960K)", .size = 0xF0000, .offset = 0x10000, }, { .name = "NOR Partition 2 for image (1M)", .size = 0x100000, .offset = 0x100000, }, { .name = "NOR Partition 3 for user (2M)", .size = 0x200000, .offset = 0x00200000, } }; static struct physmap_flash_data nuc900_flash_data = { .width = 2, .parts = nuc900_flash_partitions, .nr_parts = ARRAY_SIZE(nuc900_flash_partitions), }; static struct resource nuc900_flash_resources[] = { { .start = NUC900_FLASH_BASE, .end = NUC900_FLASH_BASE + NUC900_FLASH_SIZE - 1, .flags = IORESOURCE_MEM, } }; static struct platform_device nuc900_flash_device = { .name = "physmap-flash", .id = 0, .dev = { .platform_data = &nuc900_flash_data, }, .resource = nuc900_flash_resources, .num_resources = ARRAY_SIZE(nuc900_flash_resources), }; /* USB EHCI Host Controller */ static struct resource nuc900_usb_ehci_resource[] = { [0] = { .start = W90X900_PA_USBEHCIHOST, .end = W90X900_PA_USBEHCIHOST + W90X900_SZ_USBEHCIHOST - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = IRQ_USBH, .end = IRQ_USBH, .flags = IORESOURCE_IRQ, } }; static u64 nuc900_device_usb_ehci_dmamask = 0xffffffffUL; static struct platform_device nuc900_device_usb_ehci = { .name = "nuc900-ehci", .id = -1, .num_resources = ARRAY_SIZE(nuc900_usb_ehci_resource), .resource = nuc900_usb_ehci_resource, .dev = { .dma_mask = &nuc900_device_usb_ehci_dmamask, .coherent_dma_mask = 0xffffffffUL } }; /* USB OHCI Host Controller */ static struct resource nuc900_usb_ohci_resource[] = { [0] = { .start = W90X900_PA_USBOHCIHOST, .end = W90X900_PA_USBOHCIHOST + W90X900_SZ_USBOHCIHOST - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = IRQ_USBH, .end = IRQ_USBH, .flags = IORESOURCE_IRQ, } }; static u64 nuc900_device_usb_ohci_dmamask = 0xffffffffUL; static struct platform_device nuc900_device_usb_ohci = { .name = "nuc900-ohci", .id = -1, .num_resources = ARRAY_SIZE(nuc900_usb_ohci_resource), .resource = nuc900_usb_ohci_resource, .dev = { .dma_mask = &nuc900_device_usb_ohci_dmamask, .coherent_dma_mask = 0xffffffffUL } }; /* USB Device (Gadget)*/ static struct resource nuc900_usbgadget_resource[] = { [0] = { .start = W90X900_PA_USBDEV, .end = W90X900_PA_USBDEV + W90X900_SZ_USBDEV - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = IRQ_USBD, .end = IRQ_USBD, .flags = IORESOURCE_IRQ, } }; static struct platform_device nuc900_device_usbgadget = { .name = "nuc900-usbgadget", .id = -1, .num_resources = ARRAY_SIZE(nuc900_usbgadget_resource), .resource = nuc900_usbgadget_resource, }; /* MAC device */ static struct resource nuc900_emc_resource[] = { [0] = { .start = W90X900_PA_EMC, .end = W90X900_PA_EMC + W90X900_SZ_EMC - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = IRQ_EMCTX, .end = IRQ_EMCTX, .flags = IORESOURCE_IRQ, }, [2] = { .start = IRQ_EMCRX, .end = IRQ_EMCRX, .flags = IORESOURCE_IRQ, } }; static u64 nuc900_device_emc_dmamask = 0xffffffffUL; static struct platform_device nuc900_device_emc = { .name = "nuc900-emc", .id = -1, .num_resources = ARRAY_SIZE(nuc900_emc_resource), .resource = nuc900_emc_resource, .dev = { .dma_mask = &nuc900_device_emc_dmamask, .coherent_dma_mask = 0xffffffffUL } }; /* SPI device */ |
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static struct nuc900_spi_info nuc900_spiflash_data = { |
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.num_cs = 1, .lsb = 0, .txneg = 1, .rxneg = 0, .divider = 24, .sleep = 0, .txnum = 0, |
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.txbitlen = 8, |
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.bus_num = 0, }; |
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static struct resource nuc900_spi_resource[] = { [0] = { .start = W90X900_PA_I2C + SPIOFFSET, .end = W90X900_PA_I2C + SPIOFFSET + SPIOREG_SIZE - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = IRQ_SSP, .end = IRQ_SSP, .flags = IORESOURCE_IRQ, } }; static struct platform_device nuc900_device_spi = { .name = "nuc900-spi", .id = -1, .num_resources = ARRAY_SIZE(nuc900_spi_resource), .resource = nuc900_spi_resource, |
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.dev = { .platform_data = &nuc900_spiflash_data, } |
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}; /* spi device, spi flash info */ static struct mtd_partition nuc900_spi_flash_partitions[] = { { .name = "bootloader(spi)", .size = 0x0100000, .offset = 0, }, }; static struct flash_platform_data nuc900_spi_flash_data = { .name = "m25p80", .parts = nuc900_spi_flash_partitions, .nr_parts = ARRAY_SIZE(nuc900_spi_flash_partitions), .type = "w25x16", }; static struct spi_board_info nuc900_spi_board_info[] __initdata = { { .modalias = "m25p80", .max_speed_hz = 20000000, .bus_num = 0, |
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.chip_select = 0, |
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.platform_data = &nuc900_spi_flash_data, .mode = SPI_MODE_0, }, }; /* WDT Device */ static struct resource nuc900_wdt_resource[] = { [0] = { .start = W90X900_PA_TIMER, .end = W90X900_PA_TIMER + W90X900_SZ_TIMER - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = IRQ_WDT, .end = IRQ_WDT, .flags = IORESOURCE_IRQ, } }; static struct platform_device nuc900_device_wdt = { .name = "nuc900-wdt", .id = -1, .num_resources = ARRAY_SIZE(nuc900_wdt_resource), .resource = nuc900_wdt_resource, }; /* * public device definition between 910 and 920, or 910 * and 950 or 950 and 960...,their dev platform register * should be in specific file such as nuc950, nuc960 c * files rather than the public dev.c file here. so the * corresponding platform_device definition should not be * static. */ /* RTC controller*/ static struct resource nuc900_rtc_resource[] = { [0] = { .start = W90X900_PA_RTC, .end = W90X900_PA_RTC + 0xff, .flags = IORESOURCE_MEM, }, [1] = { .start = IRQ_RTC, .end = IRQ_RTC, .flags = IORESOURCE_IRQ, }, }; struct platform_device nuc900_device_rtc = { .name = "nuc900-rtc", .id = -1, .num_resources = ARRAY_SIZE(nuc900_rtc_resource), .resource = nuc900_rtc_resource, }; /*TouchScreen controller*/ static struct resource nuc900_ts_resource[] = { [0] = { .start = W90X900_PA_ADC, .end = W90X900_PA_ADC + W90X900_SZ_ADC-1, .flags = IORESOURCE_MEM, }, [1] = { .start = IRQ_ADC, .end = IRQ_ADC, .flags = IORESOURCE_IRQ, }, }; struct platform_device nuc900_device_ts = { .name = "nuc900-ts", .id = -1, .resource = nuc900_ts_resource, .num_resources = ARRAY_SIZE(nuc900_ts_resource), }; /* FMI Device */ static struct resource nuc900_fmi_resource[] = { [0] = { .start = W90X900_PA_FMI, .end = W90X900_PA_FMI + W90X900_SZ_FMI - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = IRQ_FMI, .end = IRQ_FMI, .flags = IORESOURCE_IRQ, } }; struct platform_device nuc900_device_fmi = { .name = "nuc900-fmi", .id = -1, .num_resources = ARRAY_SIZE(nuc900_fmi_resource), .resource = nuc900_fmi_resource, }; /* KPI controller*/ |
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static int nuc900_keymap[] = { KEY(0, 0, KEY_A), KEY(0, 1, KEY_B), KEY(0, 2, KEY_C), KEY(0, 3, KEY_D), KEY(1, 0, KEY_E), KEY(1, 1, KEY_F), KEY(1, 2, KEY_G), KEY(1, 3, KEY_H), KEY(2, 0, KEY_I), KEY(2, 1, KEY_J), KEY(2, 2, KEY_K), KEY(2, 3, KEY_L), KEY(3, 0, KEY_M), KEY(3, 1, KEY_N), KEY(3, 2, KEY_O), KEY(3, 3, KEY_P), }; static struct matrix_keymap_data nuc900_map_data = { .keymap = nuc900_keymap, .keymap_size = ARRAY_SIZE(nuc900_keymap), }; struct w90p910_keypad_platform_data nuc900_keypad_info = { .keymap_data = &nuc900_map_data, .prescale = 0xfa, .debounce = 0x50, }; |
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static struct resource nuc900_kpi_resource[] = { [0] = { .start = W90X900_PA_KPI, .end = W90X900_PA_KPI + W90X900_SZ_KPI - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = IRQ_KPI, .end = IRQ_KPI, .flags = IORESOURCE_IRQ, } }; struct platform_device nuc900_device_kpi = { .name = "nuc900-kpi", .id = -1, .num_resources = ARRAY_SIZE(nuc900_kpi_resource), .resource = nuc900_kpi_resource, |
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.dev = { .platform_data = &nuc900_keypad_info, } |
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}; |
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/* LCD controller*/ |
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static struct nuc900fb_display nuc900_lcd_info[] = { |
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/* Giantplus Technology GPM1040A0 320x240 Color TFT LCD */ [0] = { .type = LCM_DCCS_VA_SRC_RGB565, .width = 320, .height = 240, .xres = 320, .yres = 240, .bpp = 16, .pixclock = 200000, .left_margin = 34, .right_margin = 54, .hsync_len = 10, .upper_margin = 18, .lower_margin = 4, .vsync_len = 1, .dccs = 0x8e00041a, .devctl = 0x060800c0, .fbctrl = 0x00a000a0, .scale = 0x04000400, }, }; |
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static struct nuc900fb_mach_info nuc900_fb_info = { |
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#if defined(CONFIG_GPM1040A0_320X240) .displays = &nuc900_lcd_info[0], #else .displays = nuc900_lcd_info, #endif .num_displays = ARRAY_SIZE(nuc900_lcd_info), .default_display = 0, .gpio_dir = 0x00000004, .gpio_dir_mask = 0xFFFFFFFD, .gpio_data = 0x00000004, .gpio_data_mask = 0xFFFFFFFD, }; |
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static struct resource nuc900_lcd_resource[] = { [0] = { .start = W90X900_PA_LCD, .end = W90X900_PA_LCD + W90X900_SZ_LCD - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = IRQ_LCD, .end = IRQ_LCD, .flags = IORESOURCE_IRQ, } }; static u64 nuc900_device_lcd_dmamask = -1; struct platform_device nuc900_device_lcd = { .name = "nuc900-lcd", .id = -1, .num_resources = ARRAY_SIZE(nuc900_lcd_resource), .resource = nuc900_lcd_resource, .dev = { .dma_mask = &nuc900_device_lcd_dmamask, .coherent_dma_mask = -1, |
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.platform_data = &nuc900_fb_info, |
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} }; |
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/* AUDIO controller*/ static u64 nuc900_device_audio_dmamask = -1; static struct resource nuc900_ac97_resource[] = { [0] = { .start = W90X900_PA_ACTL, .end = W90X900_PA_ACTL + W90X900_SZ_ACTL - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = IRQ_ACTL, .end = IRQ_ACTL, .flags = IORESOURCE_IRQ, } }; |
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struct platform_device nuc900_device_ac97 = { .name = "nuc900-ac97", |
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.id = -1, .num_resources = ARRAY_SIZE(nuc900_ac97_resource), .resource = nuc900_ac97_resource, .dev = { .dma_mask = &nuc900_device_audio_dmamask, .coherent_dma_mask = -1, } }; |
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/*Here should be your evb resourse,such as LCD*/ static struct platform_device *nuc900_public_dev[] __initdata = { &nuc900_serial_device, &nuc900_flash_device, &nuc900_device_usb_ehci, &nuc900_device_usb_ohci, &nuc900_device_usbgadget, &nuc900_device_emc, &nuc900_device_spi, &nuc900_device_wdt, |
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&nuc900_device_ac97, |
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}; /* Provide adding specific CPU platform devices API */ void __init nuc900_board_init(struct platform_device **device, int size) { platform_add_devices(device, size); platform_add_devices(nuc900_public_dev, ARRAY_SIZE(nuc900_public_dev)); spi_register_board_info(nuc900_spi_board_info, ARRAY_SIZE(nuc900_spi_board_info)); } |