ARM: vf610: Enable caches
Enables caches which provides a rather huge speedup of the boot loader. Also mark the on-chip RAM as cachable since this is the area U-Boot runs from. Signed-off-by: Sanchayan Maity <maitysanchayan@gmail.com>
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@ -342,3 +342,19 @@ int get_clocks(void)
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#endif
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#endif
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return 0;
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return 0;
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}
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}
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#ifndef CONFIG_SYS_DCACHE_OFF
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void enable_caches(void)
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{
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#if defined(CONFIG_SYS_ARM_CACHE_WRITETHROUGH)
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enum dcache_option option = DCACHE_WRITETHROUGH;
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#else
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enum dcache_option option = DCACHE_WRITEBACK;
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#endif
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dcache_enable();
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icache_enable();
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/* Enable caching on OCRAM */
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mmu_set_region_dcache_behaviour(IRAM_BASE_ADDR, IRAM_SIZE, option);
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}
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#endif
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