diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-07-21 11:02:45 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-07-21 11:02:45 +0200 |
commit | e27772b48df91a954a74b1411b57d83b945a58c7 (patch) | |
tree | ebd4a434d9e3cbd0844109e4469f91daac581b59 /arch/mips/rb532/setup.c | |
parent | d092633bff3b19faffc480fe9810805e7792a029 (diff) | |
parent | 14b395e35d1afdd8019d11b92e28041fad591b71 (diff) |
Merge branch 'linus' into x86/urgent
Diffstat (limited to 'arch/mips/rb532/setup.c')
-rw-r--r-- | arch/mips/rb532/setup.c | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/arch/mips/rb532/setup.c b/arch/mips/rb532/setup.c new file mode 100644 index 00000000000..7aafa95ac20 --- /dev/null +++ b/arch/mips/rb532/setup.c @@ -0,0 +1,79 @@ +/* + * setup.c - boot time setup code + */ + +#include <linux/init.h> + +#include <asm/bootinfo.h> +#include <asm/reboot.h> +#include <asm/time.h> +#include <linux/ioport.h> + +#include <asm/mach-rc32434/rc32434.h> +#include <asm/mach-rc32434/pci.h> + +struct pci_reg __iomem *pci_reg; +EXPORT_SYMBOL(pci_reg); + +static struct resource pci0_res[] = { + { + .name = "pci_reg0", + .start = PCI0_BASE_ADDR, + .end = PCI0_BASE_ADDR + sizeof(struct pci_reg), + .flags = IORESOURCE_MEM, + } +}; + +static void rb_machine_restart(char *command) +{ + /* just jump to the reset vector */ + writel(0x80000001, (void *)KSEG1ADDR(RC32434_REG_BASE + RC32434_RST)); + ((void (*)(void)) KSEG1ADDR(0x1FC00000u))(); +} + +static void rb_machine_halt(void) +{ + for (;;) + continue; +} + +void __init plat_mem_setup(void) +{ + u32 val; + + _machine_restart = rb_machine_restart; + _machine_halt = rb_machine_halt; + pm_power_off = rb_machine_halt; + + set_io_port_base(KSEG1); + + pci_reg = ioremap_nocache(pci0_res[0].start, + pci0_res[0].end - pci0_res[0].start); + if (!pci_reg) { + printk(KERN_ERR "Could not remap PCI registers\n"); + return; + } + + val = __raw_readl(&pci_reg->pcic); + val &= 0xFFFFFF7; + __raw_writel(val, (void *)&pci_reg->pcic); + +#ifdef CONFIG_PCI + /* Enable PCI interrupts in EPLD Mask register */ + *epld_mask = 0x0; + *(epld_mask + 1) = 0x0; +#endif + write_c0_wired(0); +} + +const char *get_system_type(void) +{ + switch (mips_machtype) { + case MACH_MIKROTIK_RB532A: + return "Mikrotik RB532A"; + break; + default: + return "Mikrotik RB532"; + break; + } +} |