/* * arch/arm/mach-orion5x/rd88f5182-setup.c * * Marvell Orion-NAS Reference Design Setup * * Maintainer: Ronen Shitrit * * 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 "common.h" #include "mpp.h" /***************************************************************************** * RD-88F5182 Info ****************************************************************************/ /* * 512K NOR flash Device bus boot chip select */ #define RD88F5182_NOR_BOOT_BASE 0xf4000000 #define RD88F5182_NOR_BOOT_SIZE SZ_512K /* * 16M NOR flash on Device bus chip select 1 */ #define RD88F5182_NOR_BASE 0xfc000000 #define RD88F5182_NOR_SIZE SZ_16M /* * PCI */ #define RD88F5182_PCI_SLOT0_OFFS 7 #define RD88F5182_PCI_SLOT0_IRQ_A_PIN 7 #define RD88F5182_PCI_SLOT0_IRQ_B_PIN 6 /***************************************************************************** * 16M NOR Flash on Device bus CS1 ****************************************************************************/ static struct physmap_flash_data rd88f5182_nor_flash_data = { .width = 1, }; static struct resource rd88f5182_nor_flash_resource = { .flags = IORESOURCE_MEM, .start = RD88F5182_NOR_BASE, .end = RD88F5182_NOR_BASE + RD88F5182_NOR_SIZE - 1, }; static struct platform_device rd88f5182_nor_flash = { .name = "physmap-flash", .id = 0, .dev = { .platform_data = &rd88f5182_nor_flash_data, }, .num_resources = 1, .resource = &rd88f5182_nor_flash_resource, }; /***************************************************************************** * Use GPIO LED as CPU active indication ****************************************************************************/ #define RD88F5182_GPIO_LED 0 static struct gpio_led rd88f5182_gpio_led_pins[] = { { .name = "rd88f5182:cpu", .default_trigger = "cpu0", .gpio = RD88F5182_GPIO_LED, }, }; static struct gpio_led_platform_data rd88f5182_gpio_led_data = { .leds = rd88f5182_gpio_led_pins, .num_leds = ARRAY_SIZE(rd88f5182_gpio_led_pins), }; static struct platform_device rd88f5182_gpio_leds = { .name = "leds-gpio", .id = -1, .dev = { .platform_data = &rd88f5182_gpio_led_data, }, }; /***************************************************************************** * PCI ****************************************************************************/ void __init rd88f5182_pci_preinit(void) { int pin; /* * Configure PCI GPIO IRQ pins */ pin = RD88F5182_PCI_SLOT0_IRQ_A_PIN; if (gpio_request(pin, "PCI IntA") == 0) { if (gpio_direction_input(pin) == 0) { irq_set_irq_type(gpio_to_irq(pin), IRQ_TYPE_LEVEL_LOW); } else { printk(KERN_ERR "rd88f5182_pci_preinit failed to " "set_irq_type pin %d\n", pin); gpio_free(pin); } } else { printk(KERN_ERR "rd88f5182_pci_preinit failed to request gpio %d\n", pin); } pin = RD88F5182_PCI_SLOT0_IRQ_B_PIN; if (gpio_request(pin, "PCI IntB") == 0) { if (gpio_direction_input(pin) == 0) { irq_set_irq_type(gpio_to_irq(pin), IRQ_TYPE_LEVEL_LOW); } else { printk(KERN_ERR "rd88f5182_pci_preinit failed to " "set_irq_type pin %d\n", pin); gpio_free(pin); } } else { printk(KERN_ERR "rd88f5182_pci_preinit failed to gpio_request %d\n", pin); } } static int __init rd88f5182_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) { int irq; /* * Check for devices with hard-wired IRQs. */ irq = orion5x_pci_map_irq(dev, slot, pin); if (irq != -1) return irq; /* * PCI IRQs are connected via GPIOs */ switch (slot - RD88F5182_PCI_SLOT0_OFFS) { case 0: if (pin == 1) return gpio_to_irq(RD88F5182_PCI_SLOT0_IRQ_A_PIN); else return gpio_to_irq(RD88F5182_PCI_SLOT0_IRQ_B_PIN); default: return -1; } } static struct hw_pci rd88f5182_pci __initdata = { .nr_controllers = 2, .preinit = rd88f5182_pci_preinit, .setup = orion5x_pci_sys_setup, .scan = orion5x_pci_sys_scan_bus, .map_irq = rd88f5182_pci_map_irq, }; static int __init rd88f5182_pci_init(void) { if (machine_is_rd88f5182()) pci_common_init(&rd88f5182_pci); return 0; } subsys_initcall(rd88f5182_pci_init); /***************************************************************************** * Ethernet ****************************************************************************/ static struct mv643xx_eth_platform_data rd88f5182_eth_data = { .phy_addr = MV643XX_ETH_PHY_ADDR(8), }; /***************************************************************************** * RTC DS1338 on I2C bus ****************************************************************************/ static struct i2c_board_info __initdata rd88f5182_i2c_rtc = { I2C_BOARD_INFO("ds1338", 0x68), }; /***************************************************************************** * Sata ****************************************************************************/ static struct mv_sata_platform_data rd88f5182_sata_data = { .n_ports = 2, }; /***************************************************************************** * General Setup ****************************************************************************/ static unsigned int rd88f5182_mpp_modes[] __initdata = { MPP0_GPIO, /* Debug Led */ MPP1_GPIO, /* Reset Switch */ MPP2_UNUSED, MPP3_GPIO, /* RTC Int */ MPP4_GPIO, MPP5_GPIO, MPP6_GPIO, /* PCI_intA */ MPP7_GPIO, /* PCI_intB */ MPP8_UNUSED, MPP9_UNUSED, MPP10_UNUSED, MPP11_UNUSED, MPP12_SATA_LED, /* SATA 0 presence */ MPP13_SATA_LED, /* SATA 1 presence */ MPP14_SATA_LED, /* SATA 0 active */ MPP15_SATA_LED, /* SATA 1 active */ MPP16_UNUSED, MPP17_UNUSED, MPP18_UNUSED, MPP19_UNUSED, 0, }; static void __init rd88f5182_init(void) { /* * Setup basic Orion functions. Need to be called early. */ orion5x_init(); orion5x_mpp_conf(rd88f5182_mpp_modes); /* * MPP[20] PCI Clock to MV88F5182 * MPP[21] PCI Clock to mini PCI CON11 * MPP[22] USB 0 over current indication * MPP[23] USB 1 over current indication * MPP[24] USB 1 over current enable * MPP[25] USB 0 over current enable */ /* * Configure peripherals. */ orion5x_ehci0_init(); orion5x_ehci1_init(); orion5x_eth_init(&rd88f5182_eth_data); orion5x_i2c_init(); orion5x_sata_init(&rd88f5182_sata_data); orion5x_uart0_init(); orion5x_xor_init(); orion5x_setup_dev_boot_win(RD88F5182_NOR_BOOT_BASE, RD88F5182_NOR_BOOT_SIZE); orion5x_setup_dev1_win(RD88F5182_NOR_BASE, RD88F5182_NOR_SIZE); platform_device_register(&rd88f5182_nor_flash); platform_device_register(&rd88f5182_gpio_leds); i2c_register_board_info(0, &rd88f5182_i2c_rtc, 1); } MACHINE_START(RD88F5182, "Marvell Orion-NAS Reference Design") /* Maintainer: Ronen Shitrit */ .atag_offset = 0x100, .init_machine = rd88f5182_init, .map_io = orion5x_map_io, .init_early = orion5x_init_early, .init_irq = orion5x_init_irq, .timer = &orion5x_timer, .restart = orion5x_restart, MACHINE_END