/* * Platform device support for Au1x00 SoCs. * * Copyright 2004, Matt Porter * * (C) Copyright Embedded Alley Solutions, Inc 2005 * Author: Pantelis Antoniou * * This file is licensed under the terms of the GNU General Public * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ #include #include #include #include #include #include #include #include #define PORT(_base, _irq) \ { \ .mapbase = _base, \ .irq = _irq, \ .regshift = 2, \ .iotype = UPIO_AU, \ .flags = UPF_SKIP_TEST | UPF_IOREMAP | \ UPF_FIXED_TYPE, \ .type = PORT_16550A, \ } static struct plat_serial8250_port au1x00_uart_data[] = { #if defined(CONFIG_SOC_AU1000) PORT(UART0_PHYS_ADDR, AU1000_UART0_INT), PORT(UART1_PHYS_ADDR, AU1000_UART1_INT), PORT(UART2_PHYS_ADDR, AU1000_UART2_INT), PORT(UART3_PHYS_ADDR, AU1000_UART3_INT), #elif defined(CONFIG_SOC_AU1500) PORT(UART0_PHYS_ADDR, AU1500_UART0_INT), PORT(UART3_PHYS_ADDR, AU1500_UART3_INT), #elif defined(CONFIG_SOC_AU1100) PORT(UART0_PHYS_ADDR, AU1100_UART0_INT), PORT(UART1_PHYS_ADDR, AU1100_UART1_INT), PORT(UART3_PHYS_ADDR, AU1100_UART3_INT), #elif defined(CONFIG_SOC_AU1550) PORT(UART0_PHYS_ADDR, AU1550_UART0_INT), PORT(UART1_PHYS_ADDR, AU1550_UART1_INT), PORT(UART3_PHYS_ADDR, AU1550_UART3_INT), #elif defined(CONFIG_SOC_AU1200) PORT(UART0_PHYS_ADDR, AU1200_UART0_INT), PORT(UART1_PHYS_ADDR, AU1200_UART1_INT), #endif { }, }; static struct platform_device au1xx0_uart_device = { .name = "serial8250", .id = PLAT8250_DEV_AU1X00, .dev = { .platform_data = au1x00_uart_data, }, }; /* OHCI (USB full speed host controller) */ static struct resource au1xxx_usb_ohci_resources[] = { [0] = { .start = USB_OHCI_BASE, .end = USB_OHCI_BASE + USB_OHCI_LEN - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = FOR_PLATFORM_C_USB_HOST_INT, .end = FOR_PLATFORM_C_USB_HOST_INT, .flags = IORESOURCE_IRQ, }, }; /* The dmamask must be set for OHCI to work */ static u64 ohci_dmamask = DMA_BIT_MASK(32); static struct platform_device au1xxx_usb_ohci_device = { .name = "au1xxx-ohci", .id = 0, .dev = { .dma_mask = &ohci_dmamask, .coherent_dma_mask = DMA_BIT_MASK(32), }, .num_resources = ARRAY_SIZE(au1xxx_usb_ohci_resources), .resource = au1xxx_usb_ohci_resources, }; /*** AU1100 LCD controller ***/ #ifdef CONFIG_FB_AU1100 static struct resource au1100_lcd_resources[] = { [0] = { .start = LCD_PHYS_ADDR, .end = LCD_PHYS_ADDR + 0x800 - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = AU1100_LCD_INT, .end = AU1100_LCD_INT, .flags = IORESOURCE_IRQ, } }; static u64 au1100_lcd_dmamask = DMA_BIT_MASK(32); static struct platform_device au1100_lcd_device = { .name = "au1100-lcd", .id = 0, .dev = { .dma_mask = &au1100_lcd_dmamask, .coherent_dma_mask = DMA_BIT_MASK(32), }, .num_resources = ARRAY_SIZE(au1100_lcd_resources), .resource = au1100_lcd_resources, }; #endif #ifdef CONFIG_SOC_AU1200 /* EHCI (USB high speed host controller) */ static struct resource au1xxx_usb_ehci_resources[] = { [0] = { .start = USB_EHCI_BASE, .end = USB_EHCI_BASE + USB_EHCI_LEN - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = AU1200_USB_INT, .end = AU1200_USB_INT, .flags = IORESOURCE_IRQ, }, }; static u64 ehci_dmamask = DMA_BIT_MASK(32); static struct platform_device au1xxx_usb_ehci_device = { .name = "au1xxx-ehci", .id = 0, .dev = { .dma_mask = &ehci_dmamask, .coherent_dma_mask = DMA_BIT_MASK(32), }, .num_resources = ARRAY_SIZE(au1xxx_usb_ehci_resources), .resource = au1xxx_usb_ehci_resources, }; /* Au1200 UDC (USB gadget controller) */ static struct resource au1xxx_usb_gdt_resources[] = { [0] = { .start = USB_UDC_BASE, .end = USB_UDC_BASE + USB_UDC_LEN - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = AU1200_USB_INT, .end = AU1200_USB_INT, .flags = IORESOURCE_IRQ, }, }; static u64 udc_dmamask = DMA_BIT_MASK(32); static struct platform_device au1xxx_usb_gdt_device = { .name = "au1xxx-udc", .id = 0, .dev = { .dma_mask = &udc_dmamask, .coherent_dma_mask = DMA_BIT_MASK(32), }, .num_resources = ARRAY_SIZE(au1xxx_usb_gdt_resources), .resource = au1xxx_usb_gdt_resources, }; /* Au1200 UOC (USB OTG controller) */ static struct resource au1xxx_usb_otg_resources[] = { [0] = { .start = USB_UOC_BASE, .end = USB_UOC_BASE + USB_UOC_LEN - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = AU1200_USB_INT, .end = AU1200_USB_INT, .flags = IORESOURCE_IRQ, }, }; static u64 uoc_dmamask = DMA_BIT_MASK(32); static struct platform_device au1xxx_usb_otg_device = { .name = "au1xxx-uoc", .id = 0, .dev = { .dma_mask = &uoc_dmamask, .coherent_dma_mask = DMA_BIT_MASK(32), }, .num_resources = ARRAY_SIZE(au1xxx_usb_otg_resources), .resource = au1xxx_usb_otg_resources, }; static struct resource au1200_lcd_resources[] = { [0] = { .start = LCD_PHYS_ADDR, .end = LCD_PHYS_ADDR + 0x800 - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = AU1200_LCD_INT, .end = AU1200_LCD_INT, .flags = IORESOURCE_IRQ, } }; static u64 au1200_lcd_dmamask = DMA_BIT_MASK(32); static struct platform_device au1200_lcd_device = { .name = "au1200-lcd", .id = 0, .dev = { .dma_mask = &au1200_lcd_dmamask, .coherent_dma_mask = DMA_BIT_MASK(32), }, .num_resources = ARRAY_SIZE(au1200_lcd_resources), .resource = au1200_lcd_resources, }; static u64 au1xxx_mmc_dmamask = DMA_BIT_MASK(32); extern struct au1xmmc_platform_data au1xmmc_platdata[2]; static struct resource au1200_mmc0_resources[] = { [0] = { .start = SD0_PHYS_ADDR, .end = SD0_PHYS_ADDR + 0x7ffff, .flags = IORESOURCE_MEM, }, [1] = { .start = AU1200_SD_INT, .end = AU1200_SD_INT, .flags = IORESOURCE_IRQ, }, [2] = { .start = DSCR_CMD0_SDMS_TX0, .end = DSCR_CMD0_SDMS_TX0, .flags = IORESOURCE_DMA, }, [3] = { .start = DSCR_CMD0_SDMS_RX0, .end = DSCR_CMD0_SDMS_RX0, .flags = IORESOURCE_DMA, } }; static struct platform_device au1200_mmc0_device = { .name = "au1xxx-mmc", .id = 0, .dev = { .dma_mask = &au1xxx_mmc_dmamask, .coherent_dma_mask = DMA_BIT_MASK(32), .platform_data = &au1xmmc_platdata[0], }, .num_resources = ARRAY_SIZE(au1200_mmc0_resources), .resource = au1200_mmc0_resources, }; #ifndef CONFIG_MIPS_DB1200 static struct resource au1200_mmc1_resources[] = { [0] = { .start = SD1_PHYS_ADDR, .end = SD1_PHYS_ADDR + 0x7ffff, .flags = IORESOURCE_MEM, }, [1] = { .start = AU1200_SD_INT, .end = AU1200_SD_INT, .flags = IORESOURCE_IRQ, }, [2] = { .start = DSCR_CMD0_SDMS_TX1, .end = DSCR_CMD0_SDMS_TX1, .flags = IORESOURCE_DMA, }, [3] = { .start = DSCR_CMD0_SDMS_RX1, .end = DSCR_CMD0_SDMS_RX1, .flags = IORESOURCE_DMA, } }; static struct platform_device au1200_mmc1_device = { .name = "au1xxx-mmc", .id = 1, .dev = { .dma_mask = &au1xxx_mmc_dmamask, .coherent_dma_mask = DMA_BIT_MASK(32), .platform_data = &au1xmmc_platdata[1], }, .num_resources = ARRAY_SIZE(au1200_mmc1_resources), .resource = au1200_mmc1_resources, }; #endif /* #ifndef CONFIG_MIPS_DB1200 */ #endif /* #ifdef CONFIG_SOC_AU1200 */ /* All Alchemy demoboards with I2C have this #define in their headers */ #ifdef SMBUS_PSC_BASE static struct resource pbdb_smbus_resources[] = { { .start = CPHYSADDR(SMBUS_PSC_BASE), .end = CPHYSADDR(SMBUS_PSC_BASE + 0xfffff), .flags = IORESOURCE_MEM, }, }; static struct platform_device pbdb_smbus_device = { .name = "au1xpsc_smbus", .id = 0, /* bus number */ .num_resources = ARRAY_SIZE(pbdb_smbus_resources), .resource = pbdb_smbus_resources, }; #endif /* Macro to help defining the Ethernet MAC resources */ #define MAC_RES(_base, _enable, _irq) \ { \ .start = CPHYSADDR(_base), \ .end = CPHYSADDR(_base + 0xffff), \ .flags = IORESOURCE_MEM, \ }, \ { \ .start = CPHYSADDR(_enable), \ .end = CPHYSADDR(_enable + 0x3), \ .flags = IORESOURCE_MEM, \ }, \ { \ .start = _irq, \ .end = _irq, \ .flags = IORESOURCE_IRQ \ } static struct resource au1xxx_eth0_resources[] = { #if defined(CONFIG_SOC_AU1000) MAC_RES(AU1000_ETH0_BASE, AU1000_MAC0_ENABLE, AU1000_MAC0_DMA_INT), #elif defined(CONFIG_SOC_AU1100) MAC_RES(AU1100_ETH0_BASE, AU1100_MAC0_ENABLE, AU1100_MAC0_DMA_INT), #elif defined(CONFIG_SOC_AU1550) MAC_RES(AU1550_ETH0_BASE, AU1550_MAC0_ENABLE, AU1550_MAC0_DMA_INT), #elif defined(CONFIG_SOC_AU1500) MAC_RES(AU1500_ETH0_BASE, AU1500_MAC0_ENABLE, AU1500_MAC0_DMA_INT), #endif }; static struct au1000_eth_platform_data au1xxx_eth0_platform_data = { .phy1_search_mac0 = 1, }; static struct platform_device au1xxx_eth0_device = { .name = "au1000-eth", .id = 0, .num_resources = ARRAY_SIZE(au1xxx_eth0_resources), .resource = au1xxx_eth0_resources, .dev.platform_data = &au1xxx_eth0_platform_data, }; #ifndef CONFIG_SOC_AU1100 static struct resource au1xxx_eth1_resources[] = { #if defined(CONFIG_SOC_AU1000) MAC_RES(AU1000_ETH1_BASE, AU1000_MAC1_ENABLE, AU1000_MAC1_DMA_INT), #elif defined(CONFIG_SOC_AU1550) MAC_RES(AU1550_ETH1_BASE, AU1550_MAC1_ENABLE, AU1550_MAC1_DMA_INT), #elif defined(CONFIG_SOC_AU1500) MAC_RES(AU1500_ETH1_BASE, AU1500_MAC1_ENABLE, AU1500_MAC1_DMA_INT), #endif }; static struct au1000_eth_platform_data au1xxx_eth1_platform_data = { .phy1_search_mac0 = 1, }; static struct platform_device au1xxx_eth1_device = { .name = "au1000-eth", .id = 1, .num_resources = ARRAY_SIZE(au1xxx_eth1_resources), .resource = au1xxx_eth1_resources, .dev.platform_data = &au1xxx_eth1_platform_data, }; #endif void __init au1xxx_override_eth_cfg(unsigned int port, struct au1000_eth_platform_data *eth_data) { if (!eth_data || port > 1) return; if (port == 0) memcpy(&au1xxx_eth0_platform_data, eth_data, sizeof(struct au1000_eth_platform_data)); #ifndef CONFIG_SOC_AU1100 else memcpy(&au1xxx_eth1_platform_data, eth_data, sizeof(struct au1000_eth_platform_data)); #endif } static struct platform_device *au1xxx_platform_devices[] __initdata = { &au1xx0_uart_device, &au1xxx_usb_ohci_device, #ifdef CONFIG_FB_AU1100 &au1100_lcd_device, #endif #ifdef CONFIG_SOC_AU1200 &au1xxx_usb_ehci_device, &au1xxx_usb_gdt_device, &au1xxx_usb_otg_device, &au1200_lcd_device, &au1200_mmc0_device, #ifndef CONFIG_MIPS_DB1200 &au1200_mmc1_device, #endif #endif #ifdef SMBUS_PSC_BASE &pbdb_smbus_device, #endif &au1xxx_eth0_device, }; static int __init au1xxx_platform_init(void) { unsigned int uartclk = get_au1x00_uart_baud_base() * 16; int err, i; /* Fill up uartclk. */ for (i = 0; au1x00_uart_data[i].flags; i++) au1x00_uart_data[i].uartclk = uartclk; err = platform_add_devices(au1xxx_platform_devices, ARRAY_SIZE(au1xxx_platform_devices)); #ifndef CONFIG_SOC_AU1100 /* Register second MAC if enabled in pinfunc */ if (!err && !(au_readl(SYS_PINFUNC) & (u32)SYS_PF_NI2)) platform_device_register(&au1xxx_eth1_device); #endif return err; } arch_initcall(au1xxx_platform_init);