X-Git-Url: http://git.openwrt.org/?p=openwrt%2Fsvn-archive%2Farchive.git;a=blobdiff_plain;f=target%2Flinux%2Fadm5120%2Ffiles%2Farch%2Fmips%2Fadm5120%2Fboards%2Fmikrotik.c;h=74dd860dc377caa71086e2e0a2dd1b7af6c0fac0;hp=c09ad1a36a9eba96a40377144c0cc3d2bda58068;hb=6d3391bea176ed5019a5ba63217207213901cbb4;hpb=2cc66b1ce8e6c1f6efa0a6f0e42e85cc0a10b8eb diff --git a/target/linux/adm5120/files/arch/mips/adm5120/boards/mikrotik.c b/target/linux/adm5120/files/arch/mips/adm5120/boards/mikrotik.c index c09ad1a36a..74dd860dc3 100644 --- a/target/linux/adm5120/files/arch/mips/adm5120/boards/mikrotik.c +++ b/target/linux/adm5120/files/arch/mips/adm5120/boards/mikrotik.c @@ -1,11 +1,18 @@ /* * $Id$ * - * Mikrotik RouterBOARDs 1xx series + * Mikrotik RouterBOARD 1xx series * * Copyright (C) 2007 OpenWrt.org * Copyright (C) 2007 Gabor Juhos * + * NAND initialization code was based on a driver for Linux 2.6.19+ which + * was derived from the driver for Linux 2.4.xx published by Mikrotik for + * their RouterBoard 1xx and 5xx series boards. + * Copyright (C) 2007 David Goodenough + * Copyright (C) 2007 Florian Fainelli + * The original Mikrotik code seems not to have a license. + * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 @@ -25,14 +32,42 @@ #include #include +#include #include #include -#include -#include +#include +#include +#include +#include +#include +#include + +#define RB1XX_NAND_CHIP_DELAY 25 + +#define RB150_NAND_BASE 0x1FC80000 +#define RB150_NAND_SIZE 1 + +#define RB150_GPIO_NAND_READY ADM5120_GPIO_PIN0 +#define RB150_GPIO_NAND_NCE ADM5120_GPIO_PIN1 +#define RB150_GPIO_NAND_CLE ADM5120_GPIO_P2L2 +#define RB150_GPIO_NAND_ALE ADM5120_GPIO_P3L2 + +#define RB150_NAND_DELAY 100 + +#define RB150_NAND_WRITE(v) \ + writeb((v), (void __iomem *)KSEG1ADDR(RB150_NAND_BASE)) + +/*--------------------------------------------------------------------------*/ + +static struct adm5120_pci_irq rb1xx_pci_irqs[] __initdata = { + PCIIRQ(1, 0, 1, ADM5120_IRQ_PCI0), + PCIIRQ(2, 0, 1, ADM5120_IRQ_PCI1), + PCIIRQ(3, 0, 1, ADM5120_IRQ_PCI2) +}; -static struct mtd_partition rb1xx_partitions[] = { +static struct mtd_partition rb1xx_nor_parts[] = { { .name = "booter", .offset = 0, @@ -45,24 +80,42 @@ static struct mtd_partition rb1xx_partitions[] = { } }; +static struct mtd_partition rb1xx_nand_parts[] = { + { + .name = "kernel", + .offset = 0, + .size = 4 * 1024 * 1024, + } , { + .name = "rootfs", + .offset = MTDPART_OFS_NXTBLK, + .size = MTDPART_SIZ_FULL + } +}; + static struct platform_device *rb1xx_devices[] __initdata = { &adm5120_flash0_device, &adm5120_nand_device, }; -static struct platform_device *rb150_devices[] __initdata = { - &adm5120_flash0_device, - /* TODO: nand device is not yet supported */ +/* + * We need to use the OLD Yaffs-1 OOB layout, otherwise the RB bootloader + * will not be able to find the kernel that we load. So set the oobinfo + * when creating the partitions + */ +static struct nand_ecclayout rb1xx_nand_ecclayout = { + .eccbytes = 6, + .eccpos = { 8, 9, 10, 13, 14, 15 }, + .oobavail = 9, + .oobfree = { { 0, 4 }, { 6, 2 }, { 11, 2 }, { 4, 1 } } }; -static void __init rb1xx_setup(void) -{ - /* setup data for flash0 device */ - adm5120_flash0_data.nr_parts = ARRAY_SIZE(rb1xx_partitions); - adm5120_flash0_data.parts = rb1xx_partitions; - - /* TODO: setup mac address */ -} +static struct resource rb150_nand_resource[] = { + [0] = { + .start = RB150_NAND_BASE, + .end = RB150_NAND_BASE + RB150_NAND_SIZE-1, + .flags = IORESOURCE_MEM, + }, +}; #if 0 /* @@ -103,6 +156,115 @@ static unsigned char rb_vlans[6] __initdata = { #define rb192_vlans rb_vlans #endif +/*--------------------------------------------------------------------------*/ + +static int rb150_nand_ready(struct mtd_info *mtd) +{ + return gpio_get_value(RB150_GPIO_NAND_READY); +} + +static void rb150_nand_cmd_ctrl(struct mtd_info *mtd, int cmd, + unsigned int ctrl) +{ + if (ctrl & NAND_CTRL_CHANGE) { + gpio_set_value(RB150_GPIO_NAND_CLE, (ctrl & NAND_CLE) ? 1 : 0); + gpio_set_value(RB150_GPIO_NAND_ALE, (ctrl & NAND_ALE) ? 1 : 0); + gpio_set_value(RB150_GPIO_NAND_NCE, (ctrl & NAND_NCE) ? 0 : 1); + } + + udelay(RB150_NAND_DELAY); + + if (cmd != NAND_CMD_NONE) + RB150_NAND_WRITE(cmd); +} + +/*--------------------------------------------------------------------------*/ +static struct resource cf_slot0_res[] = { + { + .name = "cf_membase", + .flags = IORESOURCE_MEM + }, { + .name = "cf_irq", + .start = INTC_IRQ_GPIO4, /* 5 */ + .end = INTC_IRQ_GPIO4, + .flags = IORESOURCE_IRQ + } +}; + +static struct cf_device cf_slot0_data = { + .gpio_pin = 4 +}; + +static struct platform_device cf_slot0 = { + .id = 0, + .name = "rb153-cf", + .dev.platform_data = &cf_slot0_data, + .resource = cf_slot0_res, + .num_resources = ARRAY_SIZE(cf_slot0_res), +}; + +static struct platform_device *rb153_devices[] __initdata = { + &adm5120_flash0_device, + &adm5120_nand_device, + &cf_slot0, +}; + +static void __init rb1xx_mac_setup(void) +{ + /* TODO */ +} + +static void __init rb1xx_flash_setup(void) +{ + /* setup data for flash0 device */ + adm5120_flash0_data.nr_parts = ARRAY_SIZE(rb1xx_nor_parts); + adm5120_flash0_data.parts = rb1xx_nor_parts; + + /* setup data for NAND device */ + adm5120_nand_data.chip.nr_chips = 1; + adm5120_nand_data.chip.nr_partitions = ARRAY_SIZE(rb1xx_nand_parts); + adm5120_nand_data.chip.partitions = rb1xx_nand_parts; + adm5120_nand_data.chip.ecclayout = &rb1xx_nand_ecclayout; + adm5120_nand_data.chip.chip_delay = RB1XX_NAND_CHIP_DELAY; + adm5120_nand_data.chip.options = NAND_NO_AUTOINCR; +} + +static void __init rb1xx_setup(void) +{ + /* enable NAND flash interface */ + adm5120_nand_enable(); + + /* initialize NAND chip */ + adm5120_nand_set_spn(1); + adm5120_nand_set_wpn(0); + + rb1xx_flash_setup(); + rb1xx_mac_setup(); +} + +static void __init rb150_setup(void) +{ + /* setup GPIO pins for NAND flash chip */ + gpio_request(RB150_GPIO_NAND_READY, "nand-ready"); + gpio_direction_input(RB150_GPIO_NAND_READY); + gpio_request(RB150_GPIO_NAND_NCE, "nand-nce"); + gpio_direction_output(RB150_GPIO_NAND_NCE, 1); + gpio_request(RB150_GPIO_NAND_CLE, "nand-cle"); + gpio_direction_output(RB150_GPIO_NAND_CLE, 0); + gpio_request(RB150_GPIO_NAND_ALE, "nand-ale"); + gpio_direction_output(RB150_GPIO_NAND_ALE, 0); + + adm5120_nand_device.num_resources = ARRAY_SIZE(rb150_nand_resource); + adm5120_nand_device.resource = rb150_nand_resource; + adm5120_nand_data.ctrl.cmd_ctrl = rb150_nand_cmd_ctrl; + adm5120_nand_data.ctrl.dev_ready = rb150_nand_ready; + + rb1xx_flash_setup(); + rb1xx_mac_setup(); +} + +/*--------------------------------------------------------------------------*/ + static struct adm5120_board rb111_board __initdata = { .mach_type = MACH_ADM5120_RB_111, .name = "Mikrotik RouterBOARD 111", @@ -111,6 +273,8 @@ static struct adm5120_board rb111_board __initdata = { .eth_vlans = rb11x_vlans, .num_devices = ARRAY_SIZE(rb1xx_devices), .devices = rb1xx_devices, + .pci_nr_irqs = ARRAY_SIZE(rb1xx_pci_irqs), + .pci_irq_map = rb1xx_pci_irqs, }; static struct adm5120_board rb112_board __initdata = { @@ -121,6 +285,8 @@ static struct adm5120_board rb112_board __initdata = { .eth_vlans = rb11x_vlans, .num_devices = ARRAY_SIZE(rb1xx_devices), .devices = rb1xx_devices, + .pci_nr_irqs = ARRAY_SIZE(rb1xx_pci_irqs), + .pci_irq_map = rb1xx_pci_irqs, }; static struct adm5120_board rb133_board __initdata = { @@ -131,6 +297,8 @@ static struct adm5120_board rb133_board __initdata = { .eth_vlans = rb133_vlans, .num_devices = ARRAY_SIZE(rb1xx_devices), .devices = rb1xx_devices, + .pci_nr_irqs = ARRAY_SIZE(rb1xx_pci_irqs), + .pci_irq_map = rb1xx_pci_irqs, }; static struct adm5120_board rb133c_board __initdata = { @@ -141,16 +309,18 @@ static struct adm5120_board rb133c_board __initdata = { .eth_vlans = rb133c_vlans, .num_devices = ARRAY_SIZE(rb1xx_devices), .devices = rb1xx_devices, + .pci_nr_irqs = ARRAY_SIZE(rb1xx_pci_irqs), + .pci_irq_map = rb1xx_pci_irqs, }; static struct adm5120_board rb150_board __initdata = { .mach_type = MACH_ADM5120_RB_150, .name = "Mikrotik RouterBOARD 150", - .board_setup = rb1xx_setup, + .board_setup = rb150_setup, .eth_num_ports = 5, .eth_vlans = rb15x_vlans, - .num_devices = ARRAY_SIZE(rb150_devices), - .devices = rb150_devices, + .num_devices = ARRAY_SIZE(rb1xx_devices), + .devices = rb1xx_devices, }; static struct adm5120_board rb153_board __initdata = { @@ -159,11 +329,13 @@ static struct adm5120_board rb153_board __initdata = { .board_setup = rb1xx_setup, .eth_num_ports = 5, .eth_vlans = rb15x_vlans, - .num_devices = ARRAY_SIZE(rb1xx_devices), - .devices = rb1xx_devices, + .num_devices = ARRAY_SIZE(rb153_devices), + .devices = rb153_devices, + .pci_nr_irqs = ARRAY_SIZE(rb1xx_pci_irqs), + .pci_irq_map = rb1xx_pci_irqs, }; -static struct adm5120_board rb153_board __initdata = { +static struct adm5120_board rb192_board __initdata = { .mach_type = MACH_ADM5120_RB_192, .name = "Mikrotik RouterBOARD 192", .board_setup = rb1xx_setup, @@ -171,6 +343,8 @@ static struct adm5120_board rb153_board __initdata = { .eth_vlans = rb192_vlans, .num_devices = ARRAY_SIZE(rb1xx_devices), .devices = rb1xx_devices, + .pci_nr_irqs = ARRAY_SIZE(rb1xx_pci_irqs), + .pci_irq_map = rb1xx_pci_irqs, }; static int __init register_boards(void)