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@ -138,8 +138,8 @@ void reconfigure_pll(u32 new_cpu_freq) |
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void |
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cpu_init_f (void) |
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{ |
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#if defined(CONFIG_WATCHDOG) |
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unsigned long val; |
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#if defined(CONFIG_WATCHDOG) || defined(CONFIG_460EX) |
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u32 val; |
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#endif |
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reconfigure_pll(CFG_PLL_RECONFIG); |
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@ -272,6 +272,22 @@ cpu_init_f (void) |
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reset_4xx_watchdog(); |
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#endif /* CONFIG_WATCHDOG */ |
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#if defined(CONFIG_460EX) |
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/*
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* Set SDR0_AHB_CFG[A2P_INCR4] (bit 24) and |
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* clear SDR0_AHB_CFG[A2P_PROT2] (bit 25) for a new 460EX errata |
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* regarding concurrent use of AHB USB OTG, USB 2.0 host and SATA |
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*/ |
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mfsdr(SDR0_AHB_CFG, val); |
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val |= 0x80; |
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val &= ~0x40; |
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mtsdr(SDR0_AHB_CFG, val); |
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mfsdr(SDR0_USB2HOST_CFG, val); |
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val &= ~0xf00; |
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val |= 0x400; |
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mtsdr(SDR0_USB2HOST_CFG, val); |
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#endif /* CONFIG_460EX */ |
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} |
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/*
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