diff options
author | David Woodhouse <David.Woodhouse@intel.com> | 2008-07-25 10:40:14 -0400 |
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committer | David Woodhouse <David.Woodhouse@intel.com> | 2008-07-25 10:40:14 -0400 |
commit | ff877ea80efa2015b6263766f78ee42c2a1b32f9 (patch) | |
tree | 85205005c611ab774702148558321c6fb92f1ccd /arch/ppc/platforms/ev64260.c | |
parent | 30821fee4f0cb3e6d241d9f7ddc37742212e3eb7 (diff) | |
parent | d37e6bf68fc1eb34a4ad21d9ae8890ed37ea80e7 (diff) | |
download | linux-ff877ea80efa2015b6263766f78ee42c2a1b32f9.tar.bz2 |
Merge branch 'linux-next' of git://git.infradead.org/~dedekind/ubi-2.6
Diffstat (limited to 'arch/ppc/platforms/ev64260.c')
-rw-r--r-- | arch/ppc/platforms/ev64260.c | 649 |
1 files changed, 0 insertions, 649 deletions
diff --git a/arch/ppc/platforms/ev64260.c b/arch/ppc/platforms/ev64260.c deleted file mode 100644 index f522b31c46d7..000000000000 --- a/arch/ppc/platforms/ev64260.c +++ /dev/null @@ -1,649 +0,0 @@ -/* - * Board setup routines for the Marvell/Galileo EV-64260-BP Evaluation Board. - * - * Author: Mark A. Greer <mgreer@mvista.com> - * - * 2001-2003 (c) MontaVista, Software, Inc. 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. - */ - -/* - * The EV-64260-BP port is the result of hard work from many people from - * many companies. In particular, employees of Marvell/Galileo, Mission - * Critical Linux, Xyterra, and MontaVista Software were heavily involved. - * - * Note: I have not been able to get *all* PCI slots to work reliably - * at 66 MHz. I recommend setting jumpers J15 & J16 to short pins 1&2 - * so that 33 MHz is used. --MAG - * Note: The 750CXe and 7450 are not stable with a 125MHz or 133MHz TCLK/SYSCLK. - * At 100MHz, they are solid. - */ - -#include <linux/delay.h> -#include <linux/pci.h> -#include <linux/irq.h> -#include <linux/fs.h> -#include <linux/seq_file.h> -#include <linux/console.h> -#include <linux/initrd.h> -#include <linux/root_dev.h> -#include <linux/platform_device.h> -#if !defined(CONFIG_SERIAL_MPSC_CONSOLE) -#include <linux/serial.h> -#include <linux/tty.h> -#include <linux/serial_core.h> -#include <linux/serial_8250.h> -#else -#include <linux/mv643xx.h> -#endif -#include <asm/bootinfo.h> -#include <asm/machdep.h> -#include <asm/mv64x60.h> -#include <asm/todc.h> -#include <asm/time.h> - -#include <platforms/ev64260.h> - -#define BOARD_VENDOR "Marvell/Galileo" -#define BOARD_MACHINE "EV-64260-BP" - -static struct mv64x60_handle bh; - -#if !defined(CONFIG_SERIAL_MPSC_CONSOLE) -extern void gen550_progress(char *, unsigned short); -extern void gen550_init(int, struct uart_port *); -#endif - -static const unsigned int cpu_7xx[16] = { /* 7xx & 74xx (but not 745x) */ - 18, 15, 14, 2, 4, 13, 5, 9, 6, 11, 8, 10, 16, 12, 7, 0 -}; -static const unsigned int cpu_745x[2][16] = { /* PLL_EXT 0 & 1 */ - { 1, 15, 14, 2, 4, 13, 5, 9, 6, 11, 8, 10, 16, 12, 7, 0 }, - { 0, 30, 0, 2, 0, 26, 0, 18, 0, 22, 20, 24, 28, 32, 0, 0 } -}; - - -TODC_ALLOC(); - -static int -ev64260_get_bus_speed(void) -{ - return 100000000; -} - -static int -ev64260_get_cpu_speed(void) -{ - unsigned long pvr, hid1, pll_ext; - - pvr = PVR_VER(mfspr(SPRN_PVR)); - - if (pvr != PVR_VER(PVR_7450)) { - hid1 = mfspr(SPRN_HID1) >> 28; - return ev64260_get_bus_speed() * cpu_7xx[hid1]/2; - } - else { - hid1 = (mfspr(SPRN_HID1) & 0x0001e000) >> 13; - pll_ext = 0; /* No way to read; must get from schematic */ - return ev64260_get_bus_speed() * cpu_745x[pll_ext][hid1]/2; - } -} - -unsigned long __init -ev64260_find_end_of_memory(void) -{ - return mv64x60_get_mem_size(CONFIG_MV64X60_NEW_BASE, - MV64x60_TYPE_GT64260A); -} - -/* - * Marvell/Galileo EV-64260-BP Evaluation Board PCI interrupt routing. - * Note: By playing with J8 and JP1-4, you can get 2 IRQ's from the first - * PCI bus (in which cast, INTPIN B would be EV64260_PCI_1_IRQ). - * This is the most IRQs you can get from one bus with this board, though. - */ -static int __init -ev64260_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - struct pci_controller *hose = pci_bus_to_hose(dev->bus->number); - - if (hose->index == 0) { - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {EV64260_PCI_0_IRQ,0,0,0}, /* IDSEL 7 - PCI bus 0 */ - {EV64260_PCI_0_IRQ,0,0,0}, /* IDSEL 8 - PCI bus 0 */ - }; - - const long min_idsel = 7, max_idsel = 8, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; - } - else { - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - { EV64260_PCI_1_IRQ,0,0,0}, /* IDSEL 7 - PCI bus 1 */ - { EV64260_PCI_1_IRQ,0,0,0}, /* IDSEL 8 - PCI bus 1 */ - }; - - const long min_idsel = 7, max_idsel = 8, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; - } -} - -static void __init -ev64260_setup_peripherals(void) -{ - mv64x60_set_32bit_window(&bh, MV64x60_CPU2BOOT_WIN, - EV64260_EMB_FLASH_BASE, EV64260_EMB_FLASH_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2BOOT_WIN); - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_0_WIN, - EV64260_EXT_SRAM_BASE, EV64260_EXT_SRAM_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_0_WIN); - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_1_WIN, - EV64260_TODC_BASE, EV64260_TODC_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_1_WIN); - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_2_WIN, - EV64260_UART_BASE, EV64260_UART_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_2_WIN); - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_3_WIN, - EV64260_EXT_FLASH_BASE, EV64260_EXT_FLASH_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_3_WIN); - - TODC_INIT(TODC_TYPE_DS1501, 0, 0, - ioremap(EV64260_TODC_BASE, EV64260_TODC_SIZE), 8); - - mv64x60_clr_bits(&bh, MV64x60_CPU_CONFIG,((1<<12) | (1<<28) | (1<<29))); - mv64x60_set_bits(&bh, MV64x60_CPU_CONFIG, (1<<27)); - - if (ev64260_get_bus_speed() > 100000000) - mv64x60_set_bits(&bh, MV64x60_CPU_CONFIG, (1<<23)); - - mv64x60_set_bits(&bh, MV64x60_PCI0_PCI_DECODE_CNTL, ((1<<0) | (1<<3))); - mv64x60_set_bits(&bh, MV64x60_PCI1_PCI_DECODE_CNTL, ((1<<0) | (1<<3))); - - /* - * Enabling of PCI internal-vs-external arbitration - * is a platform- and errata-dependent decision. - */ - if (bh.type == MV64x60_TYPE_GT64260A ) { - mv64x60_set_bits(&bh, MV64x60_PCI0_ARBITER_CNTL, (1<<31)); - mv64x60_set_bits(&bh, MV64x60_PCI1_ARBITER_CNTL, (1<<31)); - } - - mv64x60_set_bits(&bh, MV64x60_CPU_MASTER_CNTL, (1<<9)); /* Only 1 cpu */ - - /* - * Turn off timer/counters. Not turning off watchdog timer because - * can't read its reg on the 64260A so don't know if we'll be enabling - * or disabling. - */ - mv64x60_clr_bits(&bh, MV64x60_TIMR_CNTR_0_3_CNTL, - ((1<<0) | (1<<8) | (1<<16) | (1<<24))); - mv64x60_clr_bits(&bh, GT64260_TIMR_CNTR_4_7_CNTL, - ((1<<0) | (1<<8) | (1<<16) | (1<<24))); - - /* - * Set MPSC Multiplex RMII - * NOTE: ethernet driver modifies bit 0 and 1 - */ - mv64x60_write(&bh, GT64260_MPP_SERIAL_PORTS_MULTIPLEX, 0x00001102); - - /* - * The EV-64260-BP uses several Multi-Purpose Pins (MPP) on the 64260 - * bridge as interrupt inputs (via the General Purpose Ports (GPP) - * register). Need to route the MPP inputs to the GPP and set the - * polarity correctly. - * - * In MPP Control 2 Register - * MPP 21 -> GPP 21 (DUART channel A intr) bits 20-23 -> 0 - * MPP 22 -> GPP 22 (DUART channel B intr) bits 24-27 -> 0 - */ - mv64x60_clr_bits(&bh, MV64x60_MPP_CNTL_2, (0xf<<20) | (0xf<<24) ); - - /* - * In MPP Control 3 Register - * MPP 26 -> GPP 26 (RTC INT) bits 8-11 -> 0 - * MPP 27 -> GPP 27 (PCI 0 INTA) bits 12-15 -> 0 - * MPP 29 -> GPP 29 (PCI 1 INTA) bits 20-23 -> 0 - */ - mv64x60_clr_bits(&bh, MV64x60_MPP_CNTL_3, (0xf<<8)|(0xf<<12)|(0xf<<20)); - -#define GPP_EXTERNAL_INTERRUPTS \ - ((1<<21) | (1<<22) | (1<<26) | (1<<27) | (1<<29)) - /* DUART & PCI interrupts are inputs */ - mv64x60_clr_bits(&bh, MV64x60_GPP_IO_CNTL, GPP_EXTERNAL_INTERRUPTS); - /* DUART & PCI interrupts are active low */ - mv64x60_set_bits(&bh, MV64x60_GPP_LEVEL_CNTL, GPP_EXTERNAL_INTERRUPTS); - - /* Clear any pending interrupts for these inputs and enable them. */ - mv64x60_write(&bh, MV64x60_GPP_INTR_CAUSE, ~GPP_EXTERNAL_INTERRUPTS); - mv64x60_set_bits(&bh, MV64x60_GPP_INTR_MASK, GPP_EXTERNAL_INTERRUPTS); - - return; -} - -static void __init -ev64260_setup_bridge(void) -{ - struct mv64x60_setup_info si; - int i; - - memset(&si, 0, sizeof(si)); - - si.phys_reg_base = CONFIG_MV64X60_NEW_BASE; - - si.pci_0.enable_bus = 1; - si.pci_0.pci_io.cpu_base = EV64260_PCI0_IO_CPU_BASE; - si.pci_0.pci_io.pci_base_hi = 0; - si.pci_0.pci_io.pci_base_lo = EV64260_PCI0_IO_PCI_BASE; - si.pci_0.pci_io.size = EV64260_PCI0_IO_SIZE; - si.pci_0.pci_io.swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_0.pci_mem[0].cpu_base = EV64260_PCI0_MEM_CPU_BASE; - si.pci_0.pci_mem[0].pci_base_hi = 0; - si.pci_0.pci_mem[0].pci_base_lo = EV64260_PCI0_MEM_PCI_BASE; - si.pci_0.pci_mem[0].size = EV64260_PCI0_MEM_SIZE; - si.pci_0.pci_mem[0].swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_0.pci_cmd_bits = 0; - si.pci_0.latency_timer = 0x8; - - si.pci_1.enable_bus = 1; - si.pci_1.pci_io.cpu_base = EV64260_PCI1_IO_CPU_BASE; - si.pci_1.pci_io.pci_base_hi = 0; - si.pci_1.pci_io.pci_base_lo = EV64260_PCI1_IO_PCI_BASE; - si.pci_1.pci_io.size = EV64260_PCI1_IO_SIZE; - si.pci_1.pci_io.swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_1.pci_mem[0].cpu_base = EV64260_PCI1_MEM_CPU_BASE; - si.pci_1.pci_mem[0].pci_base_hi = 0; - si.pci_1.pci_mem[0].pci_base_lo = EV64260_PCI1_MEM_PCI_BASE; - si.pci_1.pci_mem[0].size = EV64260_PCI1_MEM_SIZE; - si.pci_1.pci_mem[0].swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_1.pci_cmd_bits = 0; - si.pci_1.latency_timer = 0x8; - - for (i=0; i<MV64x60_CPU2MEM_WINDOWS; i++) { - si.cpu_prot_options[i] = 0; - si.cpu_snoop_options[i] = GT64260_CPU_SNOOP_WB; - si.pci_0.acc_cntl_options[i] = - GT64260_PCI_ACC_CNTL_DREADEN | - GT64260_PCI_ACC_CNTL_RDPREFETCH | - GT64260_PCI_ACC_CNTL_RDLINEPREFETCH | - GT64260_PCI_ACC_CNTL_RDMULPREFETCH | - GT64260_PCI_ACC_CNTL_SWAP_NONE | - GT64260_PCI_ACC_CNTL_MBURST_32_BTYES; - si.pci_0.snoop_options[i] = GT64260_PCI_SNOOP_WB; - si.pci_1.acc_cntl_options[i] = - GT64260_PCI_ACC_CNTL_DREADEN | - GT64260_PCI_ACC_CNTL_RDPREFETCH | - GT64260_PCI_ACC_CNTL_RDLINEPREFETCH | - GT64260_PCI_ACC_CNTL_RDMULPREFETCH | - GT64260_PCI_ACC_CNTL_SWAP_NONE | - GT64260_PCI_ACC_CNTL_MBURST_32_BTYES; - si.pci_1.snoop_options[i] = GT64260_PCI_SNOOP_WB; - } - - /* Lookup PCI host bridges */ - if (mv64x60_init(&bh, &si)) - printk(KERN_ERR "Bridge initialization failed.\n"); - - pci_dram_offset = 0; /* System mem at same addr on PCI & cpu bus */ - ppc_md.pci_swizzle = common_swizzle; - ppc_md.pci_map_irq = ev64260_map_irq; - ppc_md.pci_exclude_device = mv64x60_pci_exclude_device; - - mv64x60_set_bus(&bh, 0, 0); - bh.hose_a->first_busno = 0; - bh.hose_a->last_busno = 0xff; - bh.hose_a->last_busno = pciauto_bus_scan(bh.hose_a, 0); - - bh.hose_b->first_busno = bh.hose_a->last_busno + 1; - mv64x60_set_bus(&bh, 1, bh.hose_b->first_busno); - bh.hose_b->last_busno = 0xff; - bh.hose_b->last_busno = pciauto_bus_scan(bh.hose_b, - bh.hose_b->first_busno); - - return; -} - -#if defined(CONFIG_SERIAL_8250) && !defined(CONFIG_SERIAL_MPSC_CONSOLE) -static void __init -ev64260_early_serial_map(void) -{ - struct uart_port port; - static char first_time = 1; - - if (first_time) { - memset(&port, 0, sizeof(port)); - - port.membase = ioremap(EV64260_SERIAL_0, EV64260_UART_SIZE); - port.irq = EV64260_UART_0_IRQ; - port.uartclk = BASE_BAUD * 16; - port.regshift = 2; - port.iotype = UPIO_MEM; - port.flags = STD_COM_FLAGS; - -#if defined(CONFIG_SERIAL_TEXT_DEBUG) || defined(CONFIG_KGDB) - gen550_init(0, &port); -#endif - - if (early_serial_setup(&port) != 0) - printk(KERN_WARNING "Early serial init of port 0 " - "failed\n"); - - first_time = 0; - } - - return; -} -#elif defined(CONFIG_SERIAL_MPSC_CONSOLE) -static void __init -ev64260_early_serial_map(void) -{ -} -#endif - -static void __init -ev64260_setup_arch(void) -{ - if (ppc_md.progress) - ppc_md.progress("ev64260_setup_arch: enter", 0); - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_SDA2; -#endif - - if (ppc_md.progress) - ppc_md.progress("ev64260_setup_arch: Enabling L2 cache", 0); - - /* Enable L2 and L3 caches (if 745x) */ - _set_L2CR(_get_L2CR() | L2CR_L2E); - _set_L3CR(_get_L3CR() | L3CR_L3E); - - if (ppc_md.progress) - ppc_md.progress("ev64260_setup_arch: Initializing bridge", 0); - - ev64260_setup_bridge(); /* set up PCI bridge(s) */ - ev64260_setup_peripherals(); /* set up chip selects/GPP/MPP etc */ - - if (ppc_md.progress) - ppc_md.progress("ev64260_setup_arch: bridge init complete", 0); - -#if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_MPSC_CONSOLE) - ev64260_early_serial_map(); -#endif - - printk(KERN_INFO "%s %s port (C) 2001 MontaVista Software, Inc. " - "(source@mvista.com)\n", BOARD_VENDOR, BOARD_MACHINE); - - if (ppc_md.progress) - ppc_md.progress("ev64260_setup_arch: exit", 0); - - return; -} - -/* Platform device data fixup routines. */ -#if defined(CONFIG_SERIAL_MPSC) -static void __init -ev64260_fixup_mpsc_pdata(struct platform_device *pdev) -{ - struct mpsc_pdata *pdata; - - pdata = (struct mpsc_pdata *)pdev->dev.platform_data; - - pdata->max_idle = 40; - pdata->default_baud = EV64260_DEFAULT_BAUD; - pdata->brg_clk_src = EV64260_MPSC_CLK_SRC; - pdata->brg_clk_freq = EV64260_MPSC_CLK_FREQ; - - return; -} - -static int -ev64260_platform_notify(struct device *dev) -{ - static struct { - char *bus_id; - void ((*rtn)(struct platform_device *pdev)); - } dev_map[] = { - { MPSC_CTLR_NAME ".0", ev64260_fixup_mpsc_pdata }, - { MPSC_CTLR_NAME ".1", ev64260_fixup_mpsc_pdata }, - }; - struct platform_device *pdev; - int i; - - if (dev && dev->bus_id) - for (i=0; i<ARRAY_SIZE(dev_map); i++) - if (!strncmp(dev->bus_id, dev_map[i].bus_id, - BUS_ID_SIZE)) { - - pdev = container_of(dev, - struct platform_device, dev); - dev_map[i].rtn(pdev); - } - - return 0; -} -#endif - -static void -ev64260_reset_board(void *addr) -{ - local_irq_disable(); - - /* disable and invalidate the L2 cache */ - _set_L2CR(0); - _set_L2CR(0x200000); - - /* flush and disable L1 I/D cache */ - __asm__ __volatile__ - ("mfspr 3,1008\n\t" - "ori 5,5,0xcc00\n\t" - "ori 4,3,0xc00\n\t" - "andc 5,3,5\n\t" - "sync\n\t" - "mtspr 1008,4\n\t" - "isync\n\t" - "sync\n\t" - "mtspr 1008,5\n\t" - "isync\n\t" - "sync\n\t"); - - /* unmap any other random cs's that might overlap with bootcs */ - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_0_WIN, 0, 0, 0); - bh.ci->disable_window_32bit(&bh, MV64x60_CPU2DEV_0_WIN); - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_1_WIN, 0, 0, 0); - bh.ci->disable_window_32bit(&bh, MV64x60_CPU2DEV_1_WIN); - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_2_WIN, 0, 0, 0); - bh.ci->disable_window_32bit(&bh, MV64x60_CPU2DEV_2_WIN); - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_3_WIN, 0, 0, 0); - bh.ci->disable_window_32bit(&bh, MV64x60_CPU2DEV_3_WIN); - - /* map bootrom back in to gt @ reset defaults */ - mv64x60_set_32bit_window(&bh, MV64x60_CPU2BOOT_WIN, - 0xff800000, 8*1024*1024, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2BOOT_WIN); - - /* move reg base back to default, setup default pci0 */ - mv64x60_write(&bh, MV64x60_INTERNAL_SPACE_DECODE, - (1<<24) | CONFIG_MV64X60_BASE >> 20); - - /* NOTE: FROM NOW ON no more GT_REGS accesses.. 0x1 is not mapped - * via BAT or MMU, and MSR IR/DR is ON */ - /* SRR0 has system reset vector, SRR1 has default MSR value */ - /* rfi restores MSR from SRR1 and sets the PC to the SRR0 value */ - /* NOTE: assumes reset vector is at 0xfff00100 */ - __asm__ __volatile__ - ("mtspr 26, %0\n\t" - "li 4,(1<<6)\n\t" - "mtspr 27,4\n\t" - "rfi\n\t" - :: "r" (addr):"r4"); - - return; -} - -static void -ev64260_restart(char *cmd) -{ - volatile ulong i = 10000000; - - ev64260_reset_board((void *)0xfff00100); - - while (i-- > 0); - panic("restart failed\n"); -} - -static void -ev64260_halt(void) -{ - local_irq_disable(); - while (1); - /* NOTREACHED */ -} - -static void -ev64260_power_off(void) -{ - ev64260_halt(); - /* NOTREACHED */ -} - -static int -ev64260_show_cpuinfo(struct seq_file *m) -{ - uint pvid; - - pvid = mfspr(SPRN_PVR); - seq_printf(m, "vendor\t\t: " BOARD_VENDOR "\n"); - seq_printf(m, "machine\t\t: " BOARD_MACHINE "\n"); - seq_printf(m, "cpu MHz\t\t: %d\n", ev64260_get_cpu_speed()/1000/1000); - seq_printf(m, "bus MHz\t\t: %d\n", ev64260_get_bus_speed()/1000/1000); - - return 0; -} - -/* DS1501 RTC has too much variation to use RTC for calibration */ -static void __init -ev64260_calibrate_decr(void) -{ - ulong freq; - - freq = ev64260_get_bus_speed()/4; - - printk(KERN_INFO "time_init: decrementer frequency = %lu.%.6lu MHz\n", - freq/1000000, freq%1000000); - - tb_ticks_per_jiffy = freq / HZ; - tb_to_us = mulhwu_scale_factor(freq, 1000000); - - return; -} - -/* - * Set BAT 3 to map 0xfb000000 to 0xfc000000 of physical memory space. - */ -static __inline__ void -ev64260_set_bat(void) -{ - mb(); - mtspr(SPRN_DBAT1U, 0xfb0001fe); - mtspr(SPRN_DBAT1L, 0xfb00002a); - mb(); - - return; -} - -#if defined(CONFIG_SERIAL_TEXT_DEBUG) || defined(CONFIG_KGDB) -static void __init -ev64260_map_io(void) -{ - io_block_mapping(0xfb000000, 0xfb000000, 0x01000000, _PAGE_IO); -} -#endif - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ -#ifdef CONFIG_BLK_DEV_INITRD - extern int initrd_below_start_ok; - - initrd_start=initrd_end=0; - initrd_below_start_ok=0; -#endif /* CONFIG_BLK_DEV_INITRD */ - - parse_bootinfo(find_bootinfo()); - - isa_mem_base = 0; - isa_io_base = EV64260_PCI0_IO_CPU_BASE; - pci_dram_offset = EV64260_PCI0_MEM_CPU_BASE; - - loops_per_jiffy = ev64260_get_cpu_speed() / HZ; - - ppc_md.setup_arch = ev64260_setup_arch; - ppc_md.show_cpuinfo = ev64260_show_cpuinfo; - ppc_md.init_IRQ = gt64260_init_irq; - ppc_md.get_irq = gt64260_get_irq; - - ppc_md.restart = ev64260_restart; - ppc_md.power_off = ev64260_power_off; - ppc_md.halt = ev64260_halt; - - ppc_md.find_end_of_memory = ev64260_find_end_of_memory; - - ppc_md.init = NULL; - - ppc_md.time_init = todc_time_init; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.get_rtc_time = todc_get_rtc_time; - ppc_md.nvram_read_val = todc_direct_read_val; - ppc_md.nvram_write_val = todc_direct_write_val; - ppc_md.calibrate_decr = ev64260_calibrate_decr; - - bh.p_base = CONFIG_MV64X60_NEW_BASE; - - ev64260_set_bat(); - -#ifdef CONFIG_SERIAL_8250 -#if defined(CONFIG_SERIAL_TEXT_DEBUG) - ppc_md.setup_io_mappings = ev64260_map_io; - ppc_md.progress = gen550_progress; -#endif -#if defined(CONFIG_KGDB) - ppc_md.setup_io_mappings = ev64260_map_io; - ppc_md.early_serial_map = ev64260_early_serial_map; -#endif -#elif defined(CONFIG_SERIAL_MPSC_CONSOLE) -#ifdef CONFIG_SERIAL_TEXT_DEBUG - ppc_md.setup_io_mappings = ev64260_map_io; - ppc_md.progress = mv64x60_mpsc_progress; - mv64x60_progress_init(CONFIG_MV64X60_NEW_BASE); -#endif /* CONFIG_SERIAL_TEXT_DEBUG */ -#ifdef CONFIG_KGDB - ppc_md.setup_io_mappings = ev64260_map_io; - ppc_md.early_serial_map = ev64260_early_serial_map; -#endif /* CONFIG_KGDB */ - -#endif - -#if defined(CONFIG_SERIAL_MPSC) - platform_notify = ev64260_platform_notify; -#endif - - return; -} |