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NAND fsl elbc: Set FMR[ECCM] based on page size.
Hardware expects ECCM 0 for small page and ECCM 1 for large page when booting from NAND, so use those defaults. Signed-off-by: Scott Wood <scottwood@freescale.com>
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1 changed files with 14 additions and 2 deletions
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@ -777,6 +777,20 @@ int board_nand_init(struct nand_chip *nand)
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nand->ecc.read_page = fsl_elbc_read_page;
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nand->ecc.write_page = fsl_elbc_write_page;
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#ifdef CONFIG_FSL_ELBC_FMR
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priv->fmr = CONFIG_FSL_ELBC_FMR;
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#else
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priv->fmr = (15 << FMR_CWTO_SHIFT) | (2 << FMR_AL_SHIFT);
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/*
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* Hardware expects small page has ECCM0, large page has ECCM1
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* when booting from NAND. Board config can override if not
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* booting from NAND.
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*/
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if (or & OR_FCM_PGS)
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priv->fmr |= FMR_ECCM;
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#endif
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/* If CS Base Register selects full hardware ECC then use it */
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if ((br & BR_DECC) == BR_DECC_CHK_GEN) {
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nand->ecc.mode = NAND_ECC_HW;
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@ -793,8 +807,6 @@ int board_nand_init(struct nand_chip *nand)
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nand->ecc.mode = NAND_ECC_SOFT;
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}
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priv->fmr = (15 << FMR_CWTO_SHIFT) | (2 << FMR_AL_SHIFT);
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/* Large-page-specific setup */
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if (or & OR_FCM_PGS) {
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priv->page_size = 1;
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