fix s3c2410_nand timing default values
The attached patch fixes wrong timing default values and adds the possibility to specify board specific timing value in the board config file. Signed-off-by: David Mueller <d.mueller@elsoft.ch>
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068a208b4a
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@ -133,9 +133,15 @@ int board_nand_init(struct nand_chip *nand)
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writel(readl(&clk_power->clkcon) | (1 << 4), &clk_power->clkcon);
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writel(readl(&clk_power->clkcon) | (1 << 4), &clk_power->clkcon);
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/* initialize hardware */
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/* initialize hardware */
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twrph0 = 3;
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#if defined(CONFIG_S3C24XX_CUSTOM_NAND_TIMING)
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twrph1 = 0;
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tacls = CONFIG_S3C24XX_TACLS;
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tacls = 0;
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twrph0 = CONFIG_S3C24XX_TWRPH0;
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twrph1 = CONFIG_S3C24XX_TWRPH1;
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#else
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tacls = 4;
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twrph0 = 8;
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twrph1 = 8;
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#endif
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cfg = S3C2410_NFCONF_EN;
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cfg = S3C2410_NFCONF_EN;
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cfg |= S3C2410_NFCONF_TACLS(tacls - 1);
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cfg |= S3C2410_NFCONF_TACLS(tacls - 1);
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