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mtd: rawnand: fsmc: Reset NAND timings on resume() 

When we go through a suspend/resume cycle the NAND
timings and other settings may have been lost so reset
the chip to bring it up in a known working state.

The FSMC only supports single CS chips so we only need
to call nand_reset(chip, 0).

Cc: Miquel Raynal <miquel.raynal@bootlin.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
This commit is contained in:
Linus Walleij 2019-01-26 14:10:55 +01:00 committed by Miquel Raynal
parent c40c7a990a
commit 30c72ab142
1 changed files with 1 additions and 0 deletions
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1
drivers/mtd/nand/raw/fsmc_nand.c
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@ -1185,6 +1185,7 @@ static int fsmc_nand_resume(struct device *dev)
clk_prepare_enable(host->clk);
if (host->dev_timings)
fsmc_nand_setup(host, host->dev_timings);
nand_reset(&host->nand, 0);
}
return 0;