477 lines
10 KiB
C
477 lines
10 KiB
C
/*
|
|
* 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>
|
|
#include <linux/slab.h>
|
|
|
|
#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>
|
|
#include <mach/nuc900_spi.h>
|
|
#include <mach/map.h>
|
|
#include <mach/fb.h>
|
|
|
|
#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 nuc900_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,
|
|
};
|
|
|
|
#ifdef CONFIG_FB_NUC900
|
|
|
|
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,
|
|
}
|
|
};
|
|
|
|
void nuc900_fb_set_platdata(struct nuc900fb_mach_info *pd)
|
|
{
|
|
struct nuc900fb_mach_info *npd;
|
|
|
|
npd = kmalloc(sizeof(*npd), GFP_KERNEL);
|
|
if (npd) {
|
|
memcpy(npd, pd, sizeof(*npd));
|
|
nuc900_device_lcd.dev.platform_data = npd;
|
|
} else {
|
|
printk(KERN_ERR "no memory for LCD platform data\n");
|
|
}
|
|
}
|
|
#endif
|
|
|
|
/* 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,
|
|
}
|
|
|
|
};
|
|
|
|
struct platform_device nuc900_device_audio = {
|
|
.name = "nuc900-audio",
|
|
.id = -1,
|
|
.num_resources = ARRAY_SIZE(nuc900_ac97_resource),
|
|
.resource = nuc900_ac97_resource,
|
|
.dev = {
|
|
.dma_mask = &nuc900_device_audio_dmamask,
|
|
.coherent_dma_mask = -1,
|
|
}
|
|
};
|
|
|
|
/*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,
|
|
&nuc900_device_audio,
|
|
};
|
|
|
|
/* 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));
|
|
}
|
|
|