| // SPDX-License-Identifier: GPL-2.0-only |
| /* |
| * arch/arm/mach-ixp4xx/omixp-setup.c |
| * |
| * omicron ixp4xx board setup |
| * Copyright (C) 2009 OMICRON electronics GmbH |
| * |
| * based nslu2-setup.c, ixdp425-setup.c: |
| * Copyright (C) 2003-2004 MontaVista Software, Inc. |
| */ |
| |
| #include <linux/kernel.h> |
| #include <linux/serial.h> |
| #include <linux/serial_8250.h> |
| #include <linux/mtd/mtd.h> |
| #include <linux/mtd/partitions.h> |
| #include <linux/leds.h> |
| |
| #include <asm/setup.h> |
| #include <asm/memory.h> |
| #include <asm/mach-types.h> |
| #include <asm/mach/arch.h> |
| #include <asm/mach/flash.h> |
| |
| #include <mach/hardware.h> |
| |
| #include "irqs.h" |
| |
| static struct resource omixp_flash_resources[] = { |
| { |
| .flags = IORESOURCE_MEM, |
| }, { |
| .flags = IORESOURCE_MEM, |
| }, |
| }; |
| |
| static struct mtd_partition omixp_partitions[] = { |
| { |
| .name = "Recovery Bootloader", |
| .size = 0x00020000, |
| .offset = 0, |
| }, { |
| .name = "Calibration Data", |
| .size = 0x00020000, |
| .offset = 0x00020000, |
| }, { |
| .name = "Recovery FPGA", |
| .size = 0x00020000, |
| .offset = 0x00040000, |
| }, { |
| .name = "Release Bootloader", |
| .size = 0x00020000, |
| .offset = 0x00060000, |
| }, { |
| .name = "Release FPGA", |
| .size = 0x00020000, |
| .offset = 0x00080000, |
| }, { |
| .name = "Kernel", |
| .size = 0x00160000, |
| .offset = 0x000a0000, |
| }, { |
| .name = "Filesystem", |
| .size = 0x00C00000, |
| .offset = 0x00200000, |
| }, { |
| .name = "Persistent Storage", |
| .size = 0x00200000, |
| .offset = 0x00E00000, |
| }, |
| }; |
| |
| static struct flash_platform_data omixp_flash_data[] = { |
| { |
| .map_name = "cfi_probe", |
| .parts = omixp_partitions, |
| .nr_parts = ARRAY_SIZE(omixp_partitions), |
| }, { |
| .map_name = "cfi_probe", |
| .parts = NULL, |
| .nr_parts = 0, |
| }, |
| }; |
| |
| static struct platform_device omixp_flash_device[] = { |
| { |
| .name = "IXP4XX-Flash", |
| .id = 0, |
| .dev = { |
| .platform_data = &omixp_flash_data[0], |
| }, |
| .resource = &omixp_flash_resources[0], |
| .num_resources = 1, |
| }, { |
| .name = "IXP4XX-Flash", |
| .id = 1, |
| .dev = { |
| .platform_data = &omixp_flash_data[1], |
| }, |
| .resource = &omixp_flash_resources[1], |
| .num_resources = 1, |
| }, |
| }; |
| |
| /* Swap UART's - These boards have the console on UART2. The following |
| * configuration is used: |
| * ttyS0 .. UART2 |
| * ttyS1 .. UART1 |
| * This way standard images can be used with the kernel that expect |
| * the console on ttyS0. |
| */ |
| static struct resource omixp_uart_resources[] = { |
| { |
| .start = IXP4XX_UART2_BASE_PHYS, |
| .end = IXP4XX_UART2_BASE_PHYS + 0x0fff, |
| .flags = IORESOURCE_MEM, |
| }, { |
| .start = IXP4XX_UART1_BASE_PHYS, |
| .end = IXP4XX_UART1_BASE_PHYS + 0x0fff, |
| .flags = IORESOURCE_MEM, |
| }, |
| }; |
| |
| static struct plat_serial8250_port omixp_uart_data[] = { |
| { |
| .mapbase = IXP4XX_UART2_BASE_PHYS, |
| .membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET, |
| .irq = IRQ_IXP4XX_UART2, |
| .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, |
| .iotype = UPIO_MEM, |
| .regshift = 2, |
| .uartclk = IXP4XX_UART_XTAL, |
| }, { |
| .mapbase = IXP4XX_UART1_BASE_PHYS, |
| .membase = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET, |
| .irq = IRQ_IXP4XX_UART1, |
| .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, |
| .iotype = UPIO_MEM, |
| .regshift = 2, |
| .uartclk = IXP4XX_UART_XTAL, |
| }, { |
| /* list termination */ |
| } |
| }; |
| |
| static struct platform_device omixp_uart = { |
| .name = "serial8250", |
| .id = PLAT8250_DEV_PLATFORM, |
| .dev.platform_data = omixp_uart_data, |
| .num_resources = 2, |
| .resource = omixp_uart_resources, |
| }; |
| |
| static struct gpio_led mic256_led_pins[] = { |
| { |
| .name = "LED-A", |
| .gpio = 7, |
| }, |
| }; |
| |
| static struct gpio_led_platform_data mic256_led_data = { |
| .num_leds = ARRAY_SIZE(mic256_led_pins), |
| .leds = mic256_led_pins, |
| }; |
| |
| static struct platform_device mic256_leds = { |
| .name = "leds-gpio", |
| .id = -1, |
| .dev.platform_data = &mic256_led_data, |
| }; |
| |
| /* Built-in 10/100 Ethernet MAC interfaces */ |
| static struct eth_plat_info ixdp425_plat_eth[] = { |
| { |
| .phy = 0, |
| .rxq = 3, |
| .txreadyq = 20, |
| }, { |
| .phy = 1, |
| .rxq = 4, |
| .txreadyq = 21, |
| }, |
| }; |
| |
| static struct platform_device ixdp425_eth[] = { |
| { |
| .name = "ixp4xx_eth", |
| .id = IXP4XX_ETH_NPEB, |
| .dev.platform_data = ixdp425_plat_eth, |
| }, { |
| .name = "ixp4xx_eth", |
| .id = IXP4XX_ETH_NPEC, |
| .dev.platform_data = ixdp425_plat_eth + 1, |
| }, |
| }; |
| |
| |
| static struct platform_device *devixp_pldev[] __initdata = { |
| &omixp_uart, |
| &omixp_flash_device[0], |
| &ixdp425_eth[0], |
| &ixdp425_eth[1], |
| }; |
| |
| static struct platform_device *mic256_pldev[] __initdata = { |
| &omixp_uart, |
| &omixp_flash_device[0], |
| &mic256_leds, |
| &ixdp425_eth[0], |
| &ixdp425_eth[1], |
| }; |
| |
| static struct platform_device *miccpt_pldev[] __initdata = { |
| &omixp_uart, |
| &omixp_flash_device[0], |
| &omixp_flash_device[1], |
| &ixdp425_eth[0], |
| &ixdp425_eth[1], |
| }; |
| |
| static void __init omixp_init(void) |
| { |
| ixp4xx_sys_init(); |
| |
| /* 16MiB Boot Flash */ |
| omixp_flash_resources[0].start = IXP4XX_EXP_BUS_BASE(0); |
| omixp_flash_resources[0].end = IXP4XX_EXP_BUS_END(0); |
| |
| /* 32 MiB Data Flash */ |
| omixp_flash_resources[1].start = IXP4XX_EXP_BUS_BASE(2); |
| omixp_flash_resources[1].end = IXP4XX_EXP_BUS_END(2); |
| |
| if (machine_is_devixp()) |
| platform_add_devices(devixp_pldev, ARRAY_SIZE(devixp_pldev)); |
| else if (machine_is_miccpt()) |
| platform_add_devices(miccpt_pldev, ARRAY_SIZE(miccpt_pldev)); |
| else if (machine_is_mic256()) |
| platform_add_devices(mic256_pldev, ARRAY_SIZE(mic256_pldev)); |
| } |
| |
| #ifdef CONFIG_MACH_DEVIXP |
| MACHINE_START(DEVIXP, "Omicron DEVIXP") |
| .atag_offset = 0x100, |
| .map_io = ixp4xx_map_io, |
| .init_early = ixp4xx_init_early, |
| .init_irq = ixp4xx_init_irq, |
| .init_time = ixp4xx_timer_init, |
| .init_machine = omixp_init, |
| .restart = ixp4xx_restart, |
| MACHINE_END |
| #endif |
| |
| #ifdef CONFIG_MACH_MICCPT |
| MACHINE_START(MICCPT, "Omicron MICCPT") |
| .atag_offset = 0x100, |
| .map_io = ixp4xx_map_io, |
| .init_early = ixp4xx_init_early, |
| .init_irq = ixp4xx_init_irq, |
| .init_time = ixp4xx_timer_init, |
| .init_machine = omixp_init, |
| #if defined(CONFIG_PCI) |
| .dma_zone_size = SZ_64M, |
| #endif |
| .restart = ixp4xx_restart, |
| MACHINE_END |
| #endif |
| |
| #ifdef CONFIG_MACH_MIC256 |
| MACHINE_START(MIC256, "Omicron MIC256") |
| .atag_offset = 0x100, |
| .map_io = ixp4xx_map_io, |
| .init_early = ixp4xx_init_early, |
| .init_irq = ixp4xx_init_irq, |
| .init_time = ixp4xx_timer_init, |
| .init_machine = omixp_init, |
| .restart = ixp4xx_restart, |
| MACHINE_END |
| #endif |