/* * arch/arm/mach-dove/common.c * * Core functions for Marvell Dove 88AP510 System On Chip * * 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 #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "common.h" static int get_tclk(void); /***************************************************************************** * I/O Address Mapping ****************************************************************************/ static struct map_desc dove_io_desc[] __initdata = { { .virtual = DOVE_SB_REGS_VIRT_BASE, .pfn = __phys_to_pfn(DOVE_SB_REGS_PHYS_BASE), .length = DOVE_SB_REGS_SIZE, .type = MT_DEVICE, }, { .virtual = DOVE_NB_REGS_VIRT_BASE, .pfn = __phys_to_pfn(DOVE_NB_REGS_PHYS_BASE), .length = DOVE_NB_REGS_SIZE, .type = MT_DEVICE, }, { .virtual = DOVE_PCIE0_IO_VIRT_BASE, .pfn = __phys_to_pfn(DOVE_PCIE0_IO_PHYS_BASE), .length = DOVE_PCIE0_IO_SIZE, .type = MT_DEVICE, }, { .virtual = DOVE_PCIE1_IO_VIRT_BASE, .pfn = __phys_to_pfn(DOVE_PCIE1_IO_PHYS_BASE), .length = DOVE_PCIE1_IO_SIZE, .type = MT_DEVICE, }, }; void __init dove_map_io(void) { iotable_init(dove_io_desc, ARRAY_SIZE(dove_io_desc)); } /***************************************************************************** * EHCI0 ****************************************************************************/ void __init dove_ehci0_init(void) { orion_ehci_init(&dove_mbus_dram_info, DOVE_USB0_PHYS_BASE, IRQ_DOVE_USB0); } /***************************************************************************** * EHCI1 ****************************************************************************/ void __init dove_ehci1_init(void) { orion_ehci_1_init(&dove_mbus_dram_info, DOVE_USB1_PHYS_BASE, IRQ_DOVE_USB1); } /***************************************************************************** * GE00 ****************************************************************************/ void __init dove_ge00_init(struct mv643xx_eth_platform_data *eth_data) { orion_ge00_init(eth_data, &dove_mbus_dram_info, DOVE_GE00_PHYS_BASE, IRQ_DOVE_GE00_SUM, 0, get_tclk()); } /***************************************************************************** * SoC RTC ****************************************************************************/ void __init dove_rtc_init(void) { orion_rtc_init(DOVE_RTC_PHYS_BASE, IRQ_DOVE_RTC); } /***************************************************************************** * SATA ****************************************************************************/ static struct resource dove_sata_resources[] = { { .name = "sata base", .start = DOVE_SATA_PHYS_BASE, .end = DOVE_SATA_PHYS_BASE + 0x5000 - 1, .flags = IORESOURCE_MEM, }, { .name = "sata irq", .start = IRQ_DOVE_SATA, .end = IRQ_DOVE_SATA, .flags = IORESOURCE_IRQ, }, }; static struct platform_device dove_sata = { .name = "sata_mv", .id = 0, .dev = { .coherent_dma_mask = DMA_BIT_MASK(32), }, .num_resources = ARRAY_SIZE(dove_sata_resources), .resource = dove_sata_resources, }; void __init dove_sata_init(struct mv_sata_platform_data *sata_data) { sata_data->dram = &dove_mbus_dram_info; dove_sata.dev.platform_data = sata_data; platform_device_register(&dove_sata); } /***************************************************************************** * UART0 ****************************************************************************/ void __init dove_uart0_init(void) { orion_uart0_init(DOVE_UART0_VIRT_BASE, DOVE_UART0_PHYS_BASE, IRQ_DOVE_UART_0, get_tclk()); } /***************************************************************************** * UART1 ****************************************************************************/ void __init dove_uart1_init(void) { orion_uart1_init(DOVE_UART1_VIRT_BASE, DOVE_UART1_PHYS_BASE, IRQ_DOVE_UART_1, get_tclk()); } /***************************************************************************** * UART2 ****************************************************************************/ void __init dove_uart2_init(void) { orion_uart2_init(DOVE_UART2_VIRT_BASE, DOVE_UART2_PHYS_BASE, IRQ_DOVE_UART_2, get_tclk()); } /***************************************************************************** * UART3 ****************************************************************************/ void __init dove_uart3_init(void) { orion_uart3_init(DOVE_UART3_VIRT_BASE, DOVE_UART3_PHYS_BASE, IRQ_DOVE_UART_3, get_tclk()); } /***************************************************************************** * SPI ****************************************************************************/ void __init dove_spi0_init(void) { orion_spi_init(DOVE_SPI0_PHYS_BASE, get_tclk()); } void __init dove_spi1_init(void) { orion_spi_init(DOVE_SPI1_PHYS_BASE, get_tclk()); } /***************************************************************************** * I2C ****************************************************************************/ void __init dove_i2c_init(void) { orion_i2c_init(DOVE_I2C_PHYS_BASE, IRQ_DOVE_I2C, 10); } /***************************************************************************** * Time handling ****************************************************************************/ void __init dove_init_early(void) { orion_time_set_base(TIMER_VIRT_BASE); } static int get_tclk(void) { /* use DOVE_RESET_SAMPLE_HI/LO to detect tclk */ return 166666667; } static void dove_timer_init(void) { orion_time_init(BRIDGE_VIRT_BASE, BRIDGE_INT_TIMER1_CLR, IRQ_DOVE_BRIDGE, get_tclk()); } struct sys_timer dove_timer = { .init = dove_timer_init, }; /***************************************************************************** * XOR 0 ****************************************************************************/ void __init dove_xor0_init(void) { orion_xor0_init(&dove_mbus_dram_info, DOVE_XOR0_PHYS_BASE, DOVE_XOR0_HIGH_PHYS_BASE, IRQ_DOVE_XOR_00, IRQ_DOVE_XOR_01); } /***************************************************************************** * XOR 1 ****************************************************************************/ void __init dove_xor1_init(void) { orion_xor1_init(DOVE_XOR1_PHYS_BASE, DOVE_XOR1_HIGH_PHYS_BASE, IRQ_DOVE_XOR_10, IRQ_DOVE_XOR_11); } /***************************************************************************** * SDIO ****************************************************************************/ static u64 sdio_dmamask = DMA_BIT_MASK(32); static struct resource dove_sdio0_resources[] = { { .start = DOVE_SDIO0_PHYS_BASE, .end = DOVE_SDIO0_PHYS_BASE + 0xff, .flags = IORESOURCE_MEM, }, { .start = IRQ_DOVE_SDIO0, .end = IRQ_DOVE_SDIO0, .flags = IORESOURCE_IRQ, }, }; static struct platform_device dove_sdio0 = { .name = "sdhci-dove", .id = 0, .dev = { .dma_mask = &sdio_dmamask, .coherent_dma_mask = DMA_BIT_MASK(32), }, .resource = dove_sdio0_resources, .num_resources = ARRAY_SIZE(dove_sdio0_resources), }; void __init dove_sdio0_init(void) { platform_device_register(&dove_sdio0); } static struct resource dove_sdio1_resources[] = { { .start = DOVE_SDIO1_PHYS_BASE, .end = DOVE_SDIO1_PHYS_BASE + 0xff, .flags = IORESOURCE_MEM, }, { .start = IRQ_DOVE_SDIO1, .end = IRQ_DOVE_SDIO1, .flags = IORESOURCE_IRQ, }, }; static struct platform_device dove_sdio1 = { .name = "sdhci-dove", .id = 1, .dev = { .dma_mask = &sdio_dmamask, .coherent_dma_mask = DMA_BIT_MASK(32), }, .resource = dove_sdio1_resources, .num_resources = ARRAY_SIZE(dove_sdio1_resources), }; void __init dove_sdio1_init(void) { platform_device_register(&dove_sdio1); } void __init dove_init(void) { int tclk; tclk = get_tclk(); printk(KERN_INFO "Dove 88AP510 SoC, "); printk(KERN_INFO "TCLK = %dMHz\n", (tclk + 499999) / 1000000); #ifdef CONFIG_CACHE_TAUROS2 tauros2_init(); #endif dove_setup_cpu_mbus(); /* internal devices that every board has */ dove_rtc_init(); dove_xor0_init(); dove_xor1_init(); }