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Commit 15a3adfe authored by Greg Kroah-Hartman's avatar Greg Kroah-Hartman
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Revert "mtd: rawnand: gpmi: Fix setting busy timeout setting" 



This reverts commit 71c76f56 which is
commit 06781a5026350cde699d2d10c9914a25c1524f45 upstream.

It is reported to cause data loss, so revert it to prevent that from
happening for users of this driver.

Reported-by: default avatarTomasz Moń <tomasz.mon@camlingroup.com>
Reported-by: default avatarSascha Hauer <s.hauer@pengutronix.de>
Cc: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/all/20220701110341.3094023-1-s.hauer@pengutronix.de/


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 0ec831fa

drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c

+1 −1
Original line number Diff line number Diff line
@@ -682,7 +682,7 @@ static void gpmi_nfc_compute_timings(struct gpmi_nand_data *this, 
	hw->timing0 = BF_GPMI_TIMING0_ADDRESS_SETUP(addr_setup_cycles) |

		      BF_GPMI_TIMING0_DATA_HOLD(data_hold_cycles) |

		      BF_GPMI_TIMING0_DATA_SETUP(data_setup_cycles);

	hw->timing1 = BF_GPMI_TIMING1_BUSY_TIMEOUT(DIV_ROUND_UP(busy_timeout_cycles, 4096));

	hw->timing1 = BF_GPMI_TIMING1_BUSY_TIMEOUT(busy_timeout_cycles * 4096);



	/*

	 * Derive NFC ideal delay from {3}: