319 lines
7.2 KiB
C
319 lines
7.2 KiB
C
/*
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* Platform device support for Au1x00 SoCs.
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*
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* Copyright 2004, Matt Porter <mporter@kernel.crashing.org>
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without any
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* warranty of any kind, whether express or implied.
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*/
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#include <linux/device.h>
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#include <linux/platform_device.h>
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/resource.h>
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#include <asm/mach-au1x00/au1xxx.h>
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/* OHCI (USB full speed host controller) */
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static struct resource au1xxx_usb_ohci_resources[] = {
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[0] = {
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.start = USB_OHCI_BASE,
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.end = USB_OHCI_BASE + USB_OHCI_LEN - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = AU1000_USB_HOST_INT,
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.end = AU1000_USB_HOST_INT,
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.flags = IORESOURCE_IRQ,
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},
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};
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/* The dmamask must be set for OHCI to work */
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static u64 ohci_dmamask = ~(u32)0;
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static struct platform_device au1xxx_usb_ohci_device = {
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.name = "au1xxx-ohci",
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.id = 0,
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.dev = {
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.dma_mask = &ohci_dmamask,
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.coherent_dma_mask = 0xffffffff,
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},
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.num_resources = ARRAY_SIZE(au1xxx_usb_ohci_resources),
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.resource = au1xxx_usb_ohci_resources,
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};
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/*** AU1100 LCD controller ***/
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#ifdef CONFIG_FB_AU1100
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static struct resource au1100_lcd_resources[] = {
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[0] = {
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.start = LCD_PHYS_ADDR,
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.end = LCD_PHYS_ADDR + 0x800 - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = AU1100_LCD_INT,
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.end = AU1100_LCD_INT,
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.flags = IORESOURCE_IRQ,
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}
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};
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static u64 au1100_lcd_dmamask = ~(u32)0;
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static struct platform_device au1100_lcd_device = {
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.name = "au1100-lcd",
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.id = 0,
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.dev = {
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.dma_mask = &au1100_lcd_dmamask,
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.coherent_dma_mask = 0xffffffff,
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},
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.num_resources = ARRAY_SIZE(au1100_lcd_resources),
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.resource = au1100_lcd_resources,
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};
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#endif
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#ifdef CONFIG_SOC_AU1200
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/* EHCI (USB high speed host controller) */
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static struct resource au1xxx_usb_ehci_resources[] = {
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[0] = {
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.start = USB_EHCI_BASE,
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.end = USB_EHCI_BASE + USB_EHCI_LEN - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = AU1000_USB_HOST_INT,
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.end = AU1000_USB_HOST_INT,
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.flags = IORESOURCE_IRQ,
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},
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};
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static u64 ehci_dmamask = ~(u32)0;
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static struct platform_device au1xxx_usb_ehci_device = {
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.name = "au1xxx-ehci",
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.id = 0,
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.dev = {
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.dma_mask = &ehci_dmamask,
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.coherent_dma_mask = 0xffffffff,
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},
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.num_resources = ARRAY_SIZE(au1xxx_usb_ehci_resources),
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.resource = au1xxx_usb_ehci_resources,
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};
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/* Au1200 UDC (USB gadget controller) */
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static struct resource au1xxx_usb_gdt_resources[] = {
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[0] = {
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.start = USB_UDC_BASE,
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.end = USB_UDC_BASE + USB_UDC_LEN - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = AU1200_USB_INT,
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.end = AU1200_USB_INT,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct resource au1xxx_mmc_resources[] = {
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[0] = {
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.start = SD0_PHYS_ADDR,
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.end = SD0_PHYS_ADDR + 0x40,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = SD1_PHYS_ADDR,
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.end = SD1_PHYS_ADDR + 0x40,
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.flags = IORESOURCE_MEM,
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},
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[2] = {
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.start = AU1200_SD_INT,
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.end = AU1200_SD_INT,
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.flags = IORESOURCE_IRQ,
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}
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};
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static u64 udc_dmamask = ~(u32)0;
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static struct platform_device au1xxx_usb_gdt_device = {
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.name = "au1xxx-udc",
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.id = 0,
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.dev = {
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.dma_mask = &udc_dmamask,
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.coherent_dma_mask = 0xffffffff,
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},
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.num_resources = ARRAY_SIZE(au1xxx_usb_gdt_resources),
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.resource = au1xxx_usb_gdt_resources,
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};
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/* Au1200 UOC (USB OTG controller) */
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static struct resource au1xxx_usb_otg_resources[] = {
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[0] = {
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.start = USB_UOC_BASE,
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.end = USB_UOC_BASE + USB_UOC_LEN - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = AU1200_USB_INT,
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.end = AU1200_USB_INT,
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.flags = IORESOURCE_IRQ,
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},
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};
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static u64 uoc_dmamask = ~(u32)0;
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static struct platform_device au1xxx_usb_otg_device = {
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.name = "au1xxx-uoc",
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.id = 0,
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.dev = {
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.dma_mask = &uoc_dmamask,
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.coherent_dma_mask = 0xffffffff,
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},
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.num_resources = ARRAY_SIZE(au1xxx_usb_otg_resources),
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.resource = au1xxx_usb_otg_resources,
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};
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static struct resource au1200_lcd_resources[] = {
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[0] = {
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.start = LCD_PHYS_ADDR,
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.end = LCD_PHYS_ADDR + 0x800 - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = AU1200_LCD_INT,
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.end = AU1200_LCD_INT,
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.flags = IORESOURCE_IRQ,
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}
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};
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static struct resource au1200_ide0_resources[] = {
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[0] = {
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.start = AU1XXX_ATA_PHYS_ADDR,
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.end = AU1XXX_ATA_PHYS_ADDR + AU1XXX_ATA_PHYS_LEN,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = AU1XXX_ATA_INT,
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.end = AU1XXX_ATA_INT,
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.flags = IORESOURCE_IRQ,
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}
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};
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static u64 au1200_lcd_dmamask = ~(u32)0;
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static struct platform_device au1200_lcd_device = {
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.name = "au1200-lcd",
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.id = 0,
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.dev = {
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.dma_mask = &au1200_lcd_dmamask,
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.coherent_dma_mask = 0xffffffff,
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},
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.num_resources = ARRAY_SIZE(au1200_lcd_resources),
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.resource = au1200_lcd_resources,
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};
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static u64 ide0_dmamask = ~(u32)0;
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static struct platform_device au1200_ide0_device = {
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.name = "au1200-ide",
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.id = 0,
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.dev = {
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.dma_mask = &ide0_dmamask,
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.coherent_dma_mask = 0xffffffff,
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},
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.num_resources = ARRAY_SIZE(au1200_ide0_resources),
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.resource = au1200_ide0_resources,
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};
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static u64 au1xxx_mmc_dmamask = ~(u32)0;
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static struct platform_device au1xxx_mmc_device = {
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.name = "au1xxx-mmc",
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.id = 0,
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.dev = {
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.dma_mask = &au1xxx_mmc_dmamask,
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.coherent_dma_mask = 0xffffffff,
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},
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.num_resources = ARRAY_SIZE(au1xxx_mmc_resources),
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.resource = au1xxx_mmc_resources,
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};
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#endif /* #ifdef CONFIG_SOC_AU1200 */
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static struct platform_device au1x00_pcmcia_device = {
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.name = "au1x00-pcmcia",
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.id = 0,
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};
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#ifdef CONFIG_MIPS_DB1200
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static struct resource smc91x_resources[] = {
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[0] = {
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.name = "smc91x-regs",
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.start = AU1XXX_SMC91111_PHYS_ADDR,
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.end = AU1XXX_SMC91111_PHYS_ADDR + 0xfffff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = AU1XXX_SMC91111_IRQ,
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.end = AU1XXX_SMC91111_IRQ,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device smc91x_device = {
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.name = "smc91x",
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.id = -1,
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.num_resources = ARRAY_SIZE(smc91x_resources),
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.resource = smc91x_resources,
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};
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#endif
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/* All Alchemy demoboards with I2C have this #define in their headers */
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#ifdef SMBUS_PSC_BASE
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static struct resource pbdb_smbus_resources[] = {
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{
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.start = SMBUS_PSC_BASE,
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.end = SMBUS_PSC_BASE + 0x24 - 1,
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.flags = IORESOURCE_MEM,
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},
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};
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static struct platform_device pbdb_smbus_device = {
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.name = "au1xpsc_smbus",
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.id = 0, /* bus number */
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.num_resources = ARRAY_SIZE(pbdb_smbus_resources),
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.resource = pbdb_smbus_resources,
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};
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#endif
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static struct platform_device *au1xxx_platform_devices[] __initdata = {
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&au1xxx_usb_ohci_device,
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&au1x00_pcmcia_device,
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#ifdef CONFIG_FB_AU1100
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&au1100_lcd_device,
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#endif
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#ifdef CONFIG_SOC_AU1200
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&au1xxx_usb_ehci_device,
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&au1xxx_usb_gdt_device,
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&au1xxx_usb_otg_device,
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&au1200_lcd_device,
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&au1200_ide0_device,
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&au1xxx_mmc_device,
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#endif
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#ifdef CONFIG_MIPS_DB1200
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&smc91x_device,
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#endif
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#ifdef SMBUS_PSC_BASE
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&pbdb_smbus_device,
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#endif
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};
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int __init au1xxx_platform_init(void)
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{
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return platform_add_devices(au1xxx_platform_devices, ARRAY_SIZE(au1xxx_platform_devices));
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}
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arch_initcall(au1xxx_platform_init);
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