/* * linux/arch/arm/mach-w90x900/dev.c * * Copyright (C) 2009 Nuvoton corporation. * * Wan ZongShun * * 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 #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #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 */ static struct w90p910_spi_info nuc900_spiflash_data = { .num_cs = 1, .lsb = 0, .txneg = 1, .rxneg = 0, .divider = 24, .sleep = 0, .txnum = 0, .txbitlen = 1, .bus_num = 0, }; 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, .dev = { .platform_data = &nuc900_spiflash_data, } }; /* 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, .chip_select = 1, .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*/ 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, }; /*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, }; /* 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)); }