diff options
Diffstat (limited to 'arch/arm/mach-orion5x/wrt350n-v2-setup.c')
| -rw-r--r-- | arch/arm/mach-orion5x/wrt350n-v2-setup.c | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/arch/arm/mach-orion5x/wrt350n-v2-setup.c b/arch/arm/mach-orion5x/wrt350n-v2-setup.c new file mode 100644 index 000000000000..aeab55c6a82d --- /dev/null +++ b/arch/arm/mach-orion5x/wrt350n-v2-setup.c @@ -0,0 +1,173 @@ +/* + * arch/arm/mach-orion5x/wrt350n-v2-setup.c + * + * 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 <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/pci.h> +#include <linux/irq.h> +#include <linux/delay.h> +#include <linux/mtd/physmap.h> +#include <linux/mv643xx_eth.h> +#include <asm/mach-types.h> +#include <asm/gpio.h> +#include <asm/mach/arch.h> +#include <asm/mach/pci.h> +#include <asm/arch/orion5x.h> +#include "common.h" +#include "mpp.h" + +static struct orion5x_mpp_mode wrt350n_v2_mpp_modes[] __initdata = { + { 0, MPP_GPIO }, /* Power LED green (0=on) */ + { 1, MPP_GPIO }, /* Security LED (0=on) */ + { 2, MPP_GPIO }, /* Internal Button (0=on) */ + { 3, MPP_GPIO }, /* Reset Button (0=on) */ + { 4, MPP_GPIO }, /* PCI int */ + { 5, MPP_GPIO }, /* Power LED orange (0=on) */ + { 6, MPP_GPIO }, /* USB LED (0=on) */ + { 7, MPP_GPIO }, /* Wireless LED (0=on) */ + { 8, MPP_UNUSED }, /* ??? */ + { 9, MPP_GIGE }, /* GE_RXERR */ + { 10, MPP_UNUSED }, /* ??? */ + { 11, MPP_UNUSED }, /* ??? */ + { 12, MPP_GIGE }, /* GE_TXD[4] */ + { 13, MPP_GIGE }, /* GE_TXD[5] */ + { 14, MPP_GIGE }, /* GE_TXD[6] */ + { 15, MPP_GIGE }, /* GE_TXD[7] */ + { 16, MPP_GIGE }, /* GE_RXD[4] */ + { 17, MPP_GIGE }, /* GE_RXD[5] */ + { 18, MPP_GIGE }, /* GE_RXD[6] */ + { 19, MPP_GIGE }, /* GE_RXD[7] */ + { -1 }, +}; + +/* + * 8M NOR flash Device bus boot chip select + */ +#define WRT350N_V2_NOR_BOOT_BASE 0xf4000000 +#define WRT350N_V2_NOR_BOOT_SIZE SZ_8M + +static struct mtd_partition wrt350n_v2_nor_flash_partitions[] = { + { + .name = "kernel", + .offset = 0x00000000, + .size = 0x00760000, + }, { + .name = "rootfs", + .offset = 0x001a0000, + .size = 0x005c0000, + }, { + .name = "lang", + .offset = 0x00760000, + .size = 0x00040000, + }, { + .name = "nvram", + .offset = 0x007a0000, + .size = 0x00020000, + }, { + .name = "u-boot", + .offset = 0x007c0000, + .size = 0x00040000, + }, +}; + +static struct physmap_flash_data wrt350n_v2_nor_flash_data = { + .width = 1, + .parts = wrt350n_v2_nor_flash_partitions, + .nr_parts = ARRAY_SIZE(wrt350n_v2_nor_flash_partitions), +}; + +static struct resource wrt350n_v2_nor_flash_resource = { + .flags = IORESOURCE_MEM, + .start = WRT350N_V2_NOR_BOOT_BASE, + .end = WRT350N_V2_NOR_BOOT_BASE + WRT350N_V2_NOR_BOOT_SIZE - 1, +}; + +static struct platform_device wrt350n_v2_nor_flash = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &wrt350n_v2_nor_flash_data, + }, + .num_resources = 1, + .resource = &wrt350n_v2_nor_flash_resource, +}; + +static struct mv643xx_eth_platform_data wrt350n_v2_eth_data = { + .phy_addr = -1, +}; + +static void __init wrt350n_v2_init(void) +{ + /* + * Setup basic Orion functions. Need to be called early. + */ + orion5x_init(); + + orion5x_mpp_conf(wrt350n_v2_mpp_modes); + + /* + * Configure peripherals. + */ + orion5x_ehci0_init(); + orion5x_eth_init(&wrt350n_v2_eth_data); + orion5x_uart0_init(); + + orion5x_setup_dev_boot_win(WRT350N_V2_NOR_BOOT_BASE, + WRT350N_V2_NOR_BOOT_SIZE); + platform_device_register(&wrt350n_v2_nor_flash); +} + +static int __init wrt350n_v2_pci_map_irq(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; + + /* + * Mini-PCI slot. + */ + if (slot == 7) + return gpio_to_irq(4); + + return -1; +} + +static struct hw_pci wrt350n_v2_pci __initdata = { + .nr_controllers = 2, + .swizzle = pci_std_swizzle, + .setup = orion5x_pci_sys_setup, + .scan = orion5x_pci_sys_scan_bus, + .map_irq = wrt350n_v2_pci_map_irq, +}; + +static int __init wrt350n_v2_pci_init(void) +{ + if (machine_is_wrt350n_v2()) + pci_common_init(&wrt350n_v2_pci); + + return 0; +} +subsys_initcall(wrt350n_v2_pci_init); + +MACHINE_START(WRT350N_V2, "Linksys WRT350N v2") + /* Maintainer: Lennert Buytenhek <buytenh@marvell.com> */ + .phys_io = ORION5X_REGS_PHYS_BASE, + .io_pg_offst = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC, + .boot_params = 0x00000100, + .init_machine = wrt350n_v2_init, + .map_io = orion5x_map_io, + .init_irq = orion5x_init_irq, + .timer = &orion5x_timer, + .fixup = tag_fixup_mem32, +MACHINE_END |