diff options
Diffstat (limited to 'cpu/mpc5xxx/cpu_init.c')
| -rw-r--r-- | cpu/mpc5xxx/cpu_init.c | 35 |
1 files changed, 7 insertions, 28 deletions
diff --git a/cpu/mpc5xxx/cpu_init.c b/cpu/mpc5xxx/cpu_init.c index 560c9b3..9daf375 100644 --- a/cpu/mpc5xxx/cpu_init.c +++ b/cpu/mpc5xxx/cpu_init.c @@ -53,10 +53,6 @@ void cpu_init_f (void) (struct mpc5xxx_gpt *) MPC5XXX_GPT; #endif /* CONFIG_WATCHDOG */ unsigned long addecr = (1 << 25); /* Boot_CS */ - -#if defined(CONFIG_SYS_RAMBOOT) && defined(CONFIG_MGT5100) - addecr |= (1 << 22); /* SDRAM enable */ -#endif /* Pointer is writable since we allocated a register for it */ gd = (gd_t *) (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_GBL_DATA_OFFSET); @@ -136,7 +132,6 @@ void cpu_init_f (void) out_be32(&lpb->cs5_cfg, CONFIG_SYS_CS5_CFG); #endif -#if defined(CONFIG_MPC5200) addecr |= 1; #if defined(CONFIG_SYS_CS6_START) && defined(CONFIG_SYS_CS6_SIZE) out_be32(&mm->cs6_start, START_REG(CONFIG_SYS_CS6_START)); @@ -164,14 +159,9 @@ void cpu_init_f (void) #if defined(CONFIG_SYS_CS_DEADCYCLE) out_be32(&lpb->cs_deadcycle, CONFIG_SYS_CS_DEADCYCLE); #endif -#endif /* CONFIG_MPC5200 */ /* Enable chip selects */ -#if defined(CONFIG_MGT5100) - out_be32(&mm->addecr, addecr); -#elif defined(CONFIG_MPC5200) out_be32(&mm->ipbi_ws_ctrl, addecr); -#endif out_be32(&lpb->cs_ctrl, (1 << 24)); /* Setup pin multiplexing */ @@ -179,7 +169,6 @@ void cpu_init_f (void) out_be32(&gpio->port_config, CONFIG_SYS_GPS_PORT_CONFIG); #endif -#if defined(CONFIG_MPC5200) /* enable timebase */ setbits_be32(&xlb->config, (1 << 13)); @@ -187,33 +176,29 @@ void cpu_init_f (void) setbits_be32(&xlb->config, (1 << 15)); out_be32(&xlb->snoop_window, CONFIG_SYS_SDRAM_BASE | 0x1d); -# if defined(CONFIG_SYS_IPBCLK_EQUALS_XLBCLK) +#if defined(CONFIG_SYS_IPBCLK_EQUALS_XLBCLK) /* Motorola reports IPB should better run at 133 MHz. */ -# if defined(CONFIG_MGT5100) - setbits_be32(&mm->addecr, 1); -# elif defined(CONFIG_MPC5200) setbits_be32(&mm->ipbi_ws_ctrl, 1); -# endif /* pci_clk_sel = 0x02, ipb_clk_sel = 0x00; */ addecr = in_be32(&cdm->cfg); addecr &= ~0x103; -# if defined(CONFIG_SYS_PCICLK_EQUALS_IPBCLK_DIV2) +# if defined(CONFIG_SYS_PCICLK_EQUALS_IPBCLK_DIV2) /* pci_clk_sel = 0x01 -> IPB_CLK/2 */ addecr |= 0x01; -# else +# else /* pci_clk_sel = 0x02 -> XLB_CLK/4 = IPB_CLK/4 */ addecr |= 0x02; -# endif /* CONFIG_SYS_PCICLK_EQUALS_IPBCLK_DIV2 */ +# endif /* CONFIG_SYS_PCICLK_EQUALS_IPBCLK_DIV2 */ out_be32(&cdm->cfg, addecr); -# endif /* CONFIG_SYS_IPBCLK_EQUALS_XLBCLK */ +#endif /* CONFIG_SYS_IPBCLK_EQUALS_XLBCLK */ /* Configure the XLB Arbiter */ out_be32(&xlb->master_pri_enable, 0xff); out_be32(&xlb->master_priority, 0x11111111); -# if defined(CONFIG_SYS_XLB_PIPELINING) +#if defined(CONFIG_SYS_XLB_PIPELINING) /* Enable piplining */ clrbits_be32(&xlb->config, (1 << 31)); -# endif +#endif #if defined(CONFIG_WATCHDOG) /* Charge the watchdog timer - prescaler = 64k, count = 64k*/ @@ -222,8 +207,6 @@ void cpu_init_f (void) reset_5xxx_watchdog(); #endif /* CONFIG_WATCHDOG */ - -#endif /* CONFIG_MPC5200 */ } /* @@ -235,11 +218,7 @@ int cpu_init_r (void) (struct mpc5xxx_intr *) MPC5XXX_ICTL; /* mask all interrupts */ -#if defined(CONFIG_MGT5100) - out_be32(&intr->per_mask, 0xfffffc00); -#elif defined(CONFIG_MPC5200) out_be32(&intr->per_mask, 0xffffff00); -#endif setbits_be32(&intr->main_mask, 0x0001ffff); clrbits_be32(&intr->ctrl, 0x00000f00); /* route critical ints to normal ints */ |